/* ============================================
   Lucas Demo - Premium Dark Theme
   ============================================ */

:root {
    /* Colors */
    --bg-primary: #050505;
    --bg-secondary: #0a0a0a;
    --bg-elevated: #111111;
    --bg-card: #141414;
    --bg-card-hover: #1a1a1a;

    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-default: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.15);

    --text-primary: #ffffff;
    --text-secondary: #a1a1a1;
    --text-tertiary: #666666;

    --accent-blue: #3b82f6;
    --accent-blue-glow: rgba(59, 130, 246, 0.4);
    --accent-gold: #d4a853;
    --accent-gold-glow: rgba(212, 168, 83, 0.3);

    /* Lucas Lime */
    --lime: #deff9b;
    --lime-glow: rgba(222, 255, 155, 0.5);
    --lime-subtle: rgba(222, 255, 155, 0.1);

    /* Document Type Colors - Sophisticated, desaturated palette */
    --doc-lc: #6366f1;
    --doc-lc-soft: #818cf8;
    --doc-lc-glow: rgba(99, 102, 241, 0.15);
    --doc-lc-gradient: linear-gradient(135deg, rgba(99, 102, 241, 0.12) 0%, rgba(99, 102, 241, 0.04) 100%);

    --doc-inv: #34d399;
    --doc-inv-soft: #6ee7b7;
    --doc-inv-glow: rgba(52, 211, 153, 0.15);
    --doc-inv-gradient: linear-gradient(135deg, rgba(52, 211, 153, 0.12) 0%, rgba(52, 211, 153, 0.04) 100%);

    --doc-bl: #22d3ee;
    --doc-bl-soft: #67e8f9;
    --doc-bl-glow: rgba(34, 211, 238, 0.15);
    --doc-bl-gradient: linear-gradient(135deg, rgba(34, 211, 238, 0.12) 0%, rgba(34, 211, 238, 0.04) 100%);

    --doc-coo: #a78bfa;
    --doc-coo-soft: #c4b5fd;
    --doc-coo-glow: rgba(167, 139, 250, 0.15);
    --doc-coo-gradient: linear-gradient(135deg, rgba(167, 139, 250, 0.12) 0%, rgba(167, 139, 250, 0.04) 100%);

    --doc-pkg: #fbbf24;
    --doc-pkg-soft: #fcd34d;
    --doc-pkg-glow: rgba(251, 191, 36, 0.15);
    --doc-pkg-gradient: linear-gradient(135deg, rgba(251, 191, 36, 0.12) 0%, rgba(251, 191, 36, 0.04) 100%);

    --doc-qc: #f472b6;
    --doc-qc-soft: #f9a8d4;
    --doc-qc-glow: rgba(244, 114, 182, 0.15);
    --doc-qc-gradient: linear-gradient(135deg, rgba(244, 114, 182, 0.12) 0%, rgba(244, 114, 182, 0.04) 100%);

    /* Crude Oil specific document types */
    --doc-qty: #8b5cf6;
    --doc-qty-soft: #a78bfa;
    --doc-qty-glow: rgba(139, 92, 246, 0.15);
    --doc-qty-gradient: linear-gradient(135deg, rgba(139, 92, 246, 0.12) 0%, rgba(139, 92, 246, 0.04) 100%);

    --doc-ins: #06b6d4;
    --doc-ins-soft: #22d3ee;
    --doc-ins-glow: rgba(6, 182, 212, 0.15);
    --doc-ins-gradient: linear-gradient(135deg, rgba(6, 182, 212, 0.12) 0%, rgba(6, 182, 212, 0.04) 100%);

    --doc-nom: #ec4899;
    --doc-nom-soft: #f472b6;
    --doc-nom-glow: rgba(236, 72, 153, 0.15);
    --doc-nom-gradient: linear-gradient(135deg, rgba(236, 72, 153, 0.12) 0%, rgba(236, 72, 153, 0.04) 100%);

    --doc-cp: #f97316;
    --doc-cp-soft: #fb923c;
    --doc-cp-glow: rgba(249, 115, 22, 0.15);
    --doc-cp-gradient: linear-gradient(135deg, rgba(249, 115, 22, 0.12) 0%, rgba(249, 115, 22, 0.04) 100%);

    --doc-nor: #14b8a6;
    --doc-nor-soft: #2dd4bf;
    --doc-nor-glow: rgba(20, 184, 166, 0.15);
    --doc-nor-gradient: linear-gradient(135deg, rgba(20, 184, 166, 0.12) 0%, rgba(20, 184, 166, 0.04) 100%);

    --doc-ullage: #84cc16;
    --doc-ullage-soft: #a3e635;
    --doc-ullage-glow: rgba(132, 204, 22, 0.15);
    --doc-ullage-gradient: linear-gradient(135deg, rgba(132, 204, 22, 0.12) 0%, rgba(132, 204, 22, 0.04) 100%);

    --doc-ts: #eab308;
    --doc-ts-soft: #facc15;
    --doc-ts-glow: rgba(234, 179, 8, 0.15);
    --doc-ts-gradient: linear-gradient(135deg, rgba(234, 179, 8, 0.12) 0%, rgba(234, 179, 8, 0.04) 100%);

    --doc-loi: #dc2626;
    --doc-loi-soft: #ef4444;
    --doc-loi-glow: rgba(220, 38, 38, 0.15);
    --doc-loi-gradient: linear-gradient(135deg, rgba(220, 38, 38, 0.12) 0%, rgba(220, 38, 38, 0.04) 100%);

    --doc-manifest: #0ea5e9;
    --doc-manifest-soft: #38bdf8;
    --doc-manifest-glow: rgba(14, 165, 233, 0.15);
    --doc-manifest-gradient: linear-gradient(135deg, rgba(14, 165, 233, 0.12) 0%, rgba(14, 165, 233, 0.04) 100%);

    --doc-tank: #10b981;
    --doc-tank-soft: #34d399;
    --doc-tank-glow: rgba(16, 185, 129, 0.15);
    --doc-tank-gradient: linear-gradient(135deg, rgba(16, 185, 129, 0.12) 0%, rgba(16, 185, 129, 0.04) 100%);

    --doc-msds: #ef4444;
    --doc-msds-soft: #f87171;
    --doc-msds-glow: rgba(239, 68, 68, 0.15);
    --doc-msds-gradient: linear-gradient(135deg, rgba(239, 68, 68, 0.12) 0%, rgba(239, 68, 68, 0.04) 100%);

    --doc-q88: #64748b;
    --doc-q88-soft: #94a3b8;
    --doc-q88-glow: rgba(100, 116, 139, 0.15);
    --doc-q88-gradient: linear-gradient(135deg, rgba(100, 116, 139, 0.12) 0%, rgba(100, 116, 139, 0.04) 100%);

    /* Electronics specific document types */
    --doc-insp: #22c55e;
    --doc-insp-soft: #4ade80;
    --doc-insp-glow: rgba(34, 197, 94, 0.15);
    --doc-insp-gradient: linear-gradient(135deg, rgba(34, 197, 94, 0.12) 0%, rgba(34, 197, 94, 0.04) 100%);

    --doc-hs: #0284c7;
    --doc-hs-soft: #0ea5e9;
    --doc-hs-glow: rgba(2, 132, 199, 0.15);
    --doc-hs-gradient: linear-gradient(135deg, rgba(2, 132, 199, 0.12) 0%, rgba(2, 132, 199, 0.04) 100%);

    --doc-warranty: #7c3aed;
    --doc-warranty-soft: #8b5cf6;
    --doc-warranty-glow: rgba(124, 58, 237, 0.15);
    --doc-warranty-gradient: linear-gradient(135deg, rgba(124, 58, 237, 0.12) 0%, rgba(124, 58, 237, 0.04) 100%);

    --doc-import: #be185d;
    --doc-import-soft: #db2777;
    --doc-import-glow: rgba(190, 24, 93, 0.15);
    --doc-import-gradient: linear-gradient(135deg, rgba(190, 24, 93, 0.12) 0%, rgba(190, 24, 93, 0.04) 100%);

    --status-error: #ef4444;
    --status-error-bg: rgba(239, 68, 68, 0.1);
    --status-warning: #eab308;
    --status-warning-bg: rgba(234, 179, 8, 0.1);
    --status-success: #22c55e;
    --status-success-bg: rgba(34, 197, 94, 0.1);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;

    /* Borders */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px var(--lime-glow);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ============================================
   Reset & Base
   ============================================ */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Subtle grid background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 64px 64px;
    pointer-events: none;
    z-index: 0;
}

/* ============================================
   Header - Premium Glass
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    background: linear-gradient(
        180deg,
        rgba(10, 10, 10, 0.95) 0%,
        rgba(5, 5, 5, 0.9) 100%
    );
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    z-index: 100;
}

/* Bottom glow line */
.header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(222, 255, 155, 0.15) 30%,
        rgba(222, 255, 155, 0.2) 50%,
        rgba(222, 255, 155, 0.15) 70%,
        transparent 100%
    );
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.logo:hover {
    opacity: 0.8;
}

.logo-img {
    height: 38px;
    width: auto;
    filter: drop-shadow(0 0 20px rgba(222, 255, 155, 0.3));
}

.nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-link {
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 8px;
    transition: all 0.2s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.nav-link::before {
    content: '←';
    margin-right: 6px;
    opacity: 0.5;
    font-size: 12px;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 10px 20px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-primary {
    background: var(--text-primary);
    color: var(--bg-primary);
}

.btn-primary:hover {
    background: #e5e5e5;
    transform: translateY(-1px);
}

/* Premium WhatsApp Header Button */
.btn-whatsapp-header {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    padding: 10px 18px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 10px;
    border: none;
    box-shadow:
        0 2px 8px rgba(37, 211, 102, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-whatsapp-header:hover {
    transform: translateY(-2px);
    box-shadow:
        0 4px 16px rgba(37, 211, 102, 0.35),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-whatsapp-header:active {
    transform: translateY(0);
}

.btn-whatsapp-header svg {
    fill: white;
    width: 16px;
    height: 16px;
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-default);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
}

.btn-large {
    padding: 14px 28px;
    font-size: 15px;
    border-radius: var(--radius-lg);
}

.btn-icon {
    font-size: 16px;
    transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: translateX(2px);
}

/* ============================================
   Main Demo Container
   ============================================ */

.demo-container {
    display: grid;
    grid-template-columns: 1fr 80px 1fr;
    gap: var(--space-lg);
    max-width: 1400px;
    margin: 0 auto;
    padding: calc(72px + var(--space-2xl)) var(--space-xl) var(--space-2xl);
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* ============================================
   Documents Panel (Left)
   ============================================ */

.documents-panel {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.panel-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding: var(--space-md) 0;
    margin-bottom: 8px;
}

.panel-header-left {
    flex: 1;
    min-width: 0;
}

/* Header CTA Button - Premium Design */
.btn-header-cta {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    color: var(--bg-primary);
    background: linear-gradient(165deg, #e8ff9f 0%, var(--lime) 50%, #c8eb5c 100%);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    white-space: nowrap;
    flex-shrink: 0;
    position: relative;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.08),
        0 4px 12px rgba(222, 255, 155, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.4),
        inset 0 -1px 0 rgba(0, 0, 0, 0.05);
}

/* Hover - smooth lift with expanding glow halo */
.btn-header-cta:hover {
    transform: translateY(-3px);
    box-shadow:
        0 4px 8px rgba(0, 0, 0, 0.12),
        0 8px 24px rgba(222, 255, 155, 0.35),
        0 0 0 4px rgba(222, 255, 155, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.5),
        inset 0 -1px 0 rgba(0, 0, 0, 0.03);
}

/* Active/Click - satisfying press with spring */
.btn-header-cta:active {
    transform: translateY(-1px) scale(0.98);
    transition: all 0.1s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow:
        0 1px 3px rgba(0, 0, 0, 0.15),
        0 2px 8px rgba(222, 255, 155, 0.2),
        0 0 0 2px rgba(222, 255, 155, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.btn-header-cta:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Icon */
.btn-header-cta-icon {
    width: 16px;
    height: 16px;
    stroke-width: 2.5;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-header-cta:hover .btn-header-cta-icon {
    transform: translateX(2px);
}

.btn-header-cta:active .btn-header-cta-icon {
    transform: translateX(3px);
    transition: transform 0.1s ease;
}

.btn-header-cta-text {
    letter-spacing: -0.01em;
}

/* Loading state for header CTA */
.btn-header-cta.loading {
    pointer-events: none;
}

.btn-header-cta.loading .btn-header-cta-text::after {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-left: 6px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    vertical-align: middle;
}

.panel-title {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-tertiary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.panel-title::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--lime);
    border-radius: 2px;
    box-shadow: 0 0 12px var(--lime-glow);
}

.panel-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: -0.01em;
}

/* Premium Panel Tags */
.panel-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.panel-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.panel-tag svg {
    width: 14px;
    height: 14px;
    opacity: 0.6;
}

.panel-tag:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

/* Commodity tag - warm amber */
.tag-commodity {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.1) 0%, rgba(251, 191, 36, 0.05) 100%);
    border-color: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
}

.tag-commodity svg {
    stroke: #fbbf24;
    opacity: 0.8;
}

/* Route tag - cyan/teal */
.tag-route {
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.1) 0%, rgba(34, 211, 238, 0.05) 100%);
    border-color: rgba(34, 211, 238, 0.2);
    color: #22d3ee;
}

.tag-route svg {
    stroke: #22d3ee;
    opacity: 0.8;
}

/* Value tag - lime green */
.tag-value {
    background: linear-gradient(135deg, rgba(222, 255, 155, 0.12) 0%, rgba(222, 255, 155, 0.06) 100%);
    border-color: rgba(222, 255, 155, 0.25);
    color: var(--lime);
}

.tag-value svg {
    stroke: var(--lime);
    opacity: 0.8;
}

.documents-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

/* Staggered entrance animation */
.doc-card {
    animation: cardEntrance 0.6s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.doc-card:nth-child(1) { animation-delay: 0.0s; }
.doc-card:nth-child(2) { animation-delay: 0.03s; }
.doc-card:nth-child(3) { animation-delay: 0.06s; }
.doc-card:nth-child(4) { animation-delay: 0.09s; }
.doc-card:nth-child(5) { animation-delay: 0.12s; }
.doc-card:nth-child(6) { animation-delay: 0.15s; }
.doc-card:nth-child(7) { animation-delay: 0.18s; }
.doc-card:nth-child(8) { animation-delay: 0.21s; }
.doc-card:nth-child(9) { animation-delay: 0.24s; }
.doc-card:nth-child(10) { animation-delay: 0.27s; }
.doc-card:nth-child(11) { animation-delay: 0.30s; }
.doc-card:nth-child(12) { animation-delay: 0.33s; }
.doc-card:nth-child(13) { animation-delay: 0.36s; }
.doc-card:nth-child(14) { animation-delay: 0.39s; }
.doc-card:nth-child(15) { animation-delay: 0.42s; }
.doc-card:nth-child(16) { animation-delay: 0.45s; }
.doc-card:nth-child(17) { animation-delay: 0.48s; }
.doc-card:nth-child(18) { animation-delay: 0.51s; }

@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ============================================
   Premium Document Cards - Unicorn Level
   ============================================ */

.doc-card {
    position: relative;
    background: linear-gradient(
        165deg,
        rgba(255, 255, 255, 0.03) 0%,
        rgba(255, 255, 255, 0.01) 50%,
        transparent 100%
    );
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    cursor: grab;
    user-select: none;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition:
        transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
        box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
        border-color 0.3s ease;
    /* Layered shadow for depth */
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.1),
        0 4px 8px rgba(0, 0, 0, 0.1),
        0 8px 16px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* Colored top accent line */
.doc-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        var(--doc-color) 20%,
        var(--doc-color) 80%,
        transparent 100%
    );
    opacity: 0.5;
    z-index: 2;
    transition: opacity 0.3s ease;
}

.doc-card:hover::before {
    opacity: 1;
}

/* Colored glow layer */
.doc-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--doc-gradient);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: 0;
}

.doc-card:hover {
    transform: translateY(-6px) scale(1.01);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow:
        0 2px 4px rgba(0, 0, 0, 0.1),
        0 8px 16px rgba(0, 0, 0, 0.15),
        0 16px 32px rgba(0, 0, 0, 0.15),
        0 32px 64px rgba(0, 0, 0, 0.1),
        0 0 0 1px var(--doc-glow),
        0 0 60px var(--doc-glow),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.doc-card:hover::after {
    opacity: 1;
}

.doc-card:active {
    cursor: grabbing;
    transform: scale(0.98);
    transition-duration: 0.1s;
}

.doc-card.dragging {
    opacity: 0.7;
    transform: scale(0.96) rotate(2deg);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 80px var(--doc-glow);
}

.doc-card.sent {
    pointer-events: none;
}

.doc-card.sent .doc-card-content,
.doc-card.sent .doc-card-footer {
    opacity: 0.25;
    filter: grayscale(0.5);
}

/* Sent badge */
.doc-card-sent-badge {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 20;
    gap: 8px;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.doc-card.sent .doc-card-sent-badge {
    opacity: 1;
}

.doc-card-sent-badge svg {
    width: 20px;
    height: 20px;
    stroke: var(--lime);
    stroke-width: 2.5;
    filter: drop-shadow(0 0 8px var(--lime-glow));
}

.doc-card-sent-badge span {
    font-size: 13px;
    font-weight: 600;
    color: var(--lime);
    letter-spacing: 0.5px;
    text-shadow: 0 0 12px var(--lime-glow);
}

/* Document type specific theming */
.doc-card[data-doc-type="lc"] {
    --doc-color: var(--doc-lc);
    --doc-color-soft: var(--doc-lc-soft);
    --doc-glow: var(--doc-lc-glow);
    --doc-gradient: var(--doc-lc-gradient);
}

.doc-card[data-doc-type="invoice"] {
    --doc-color: var(--doc-inv);
    --doc-color-soft: var(--doc-inv-soft);
    --doc-glow: var(--doc-inv-glow);
    --doc-gradient: var(--doc-inv-gradient);
}

.doc-card[data-doc-type="bl"] {
    --doc-color: var(--doc-bl);
    --doc-color-soft: var(--doc-bl-soft);
    --doc-glow: var(--doc-bl-glow);
    --doc-gradient: var(--doc-bl-gradient);
}

.doc-card[data-doc-type="coo"] {
    --doc-color: var(--doc-coo);
    --doc-color-soft: var(--doc-coo-soft);
    --doc-glow: var(--doc-coo-glow);
    --doc-gradient: var(--doc-coo-gradient);
}

.doc-card[data-doc-type="packing"] {
    --doc-color: var(--doc-pkg);
    --doc-color-soft: var(--doc-pkg-soft);
    --doc-glow: var(--doc-pkg-glow);
    --doc-gradient: var(--doc-pkg-gradient);
}

.doc-card[data-doc-type="quality"] {
    --doc-color: var(--doc-qc);
    --doc-color-soft: var(--doc-qc-soft);
    --doc-glow: var(--doc-qc-glow);
    --doc-gradient: var(--doc-qc-gradient);
}

/* Crude Oil specific document types */
.doc-card[data-doc-type="quantity"] {
    --doc-color: var(--doc-qty);
    --doc-color-soft: var(--doc-qty-soft);
    --doc-glow: var(--doc-qty-glow);
    --doc-gradient: var(--doc-qty-gradient);
}

.doc-card[data-doc-type="insurance"] {
    --doc-color: var(--doc-ins);
    --doc-color-soft: var(--doc-ins-soft);
    --doc-glow: var(--doc-ins-glow);
    --doc-gradient: var(--doc-ins-gradient);
}

.doc-card[data-doc-type="nomination"] {
    --doc-color: var(--doc-nom);
    --doc-color-soft: var(--doc-nom-soft);
    --doc-glow: var(--doc-nom-glow);
    --doc-gradient: var(--doc-nom-gradient);
}

.doc-card[data-doc-type="charterparty"] {
    --doc-color: var(--doc-cp);
    --doc-color-soft: var(--doc-cp-soft);
    --doc-glow: var(--doc-cp-glow);
    --doc-gradient: var(--doc-cp-gradient);
}

.doc-card[data-doc-type="nor"] {
    --doc-color: var(--doc-nor);
    --doc-color-soft: var(--doc-nor-soft);
    --doc-glow: var(--doc-nor-glow);
    --doc-gradient: var(--doc-nor-gradient);
}

.doc-card[data-doc-type="ullage_pre"],
.doc-card[data-doc-type="ullage_post"] {
    --doc-color: var(--doc-ullage);
    --doc-color-soft: var(--doc-ullage-soft);
    --doc-glow: var(--doc-ullage-glow);
    --doc-gradient: var(--doc-ullage-gradient);
}

.doc-card[data-doc-type="timesheet"] {
    --doc-color: var(--doc-ts);
    --doc-color-soft: var(--doc-ts-soft);
    --doc-glow: var(--doc-ts-glow);
    --doc-gradient: var(--doc-ts-gradient);
}

.doc-card[data-doc-type="loi"] {
    --doc-color: var(--doc-loi);
    --doc-color-soft: var(--doc-loi-soft);
    --doc-glow: var(--doc-loi-glow);
    --doc-gradient: var(--doc-loi-gradient);
}

.doc-card[data-doc-type="manifest"] {
    --doc-color: var(--doc-manifest);
    --doc-color-soft: var(--doc-manifest-soft);
    --doc-glow: var(--doc-manifest-glow);
    --doc-gradient: var(--doc-manifest-gradient);
}

.doc-card[data-doc-type="tank_inspection"] {
    --doc-color: var(--doc-tank);
    --doc-color-soft: var(--doc-tank-soft);
    --doc-glow: var(--doc-tank-glow);
    --doc-gradient: var(--doc-tank-gradient);
}

.doc-card[data-doc-type="msds"] {
    --doc-color: var(--doc-msds);
    --doc-color-soft: var(--doc-msds-soft);
    --doc-glow: var(--doc-msds-glow);
    --doc-gradient: var(--doc-msds-gradient);
}

.doc-card[data-doc-type="q88"] {
    --doc-color: var(--doc-q88);
    --doc-color-soft: var(--doc-q88-soft);
    --doc-glow: var(--doc-q88-glow);
    --doc-gradient: var(--doc-q88-gradient);
}

/* Electronics specific document types */
.doc-card[data-doc-type="inspection"] {
    --doc-color: var(--doc-insp);
    --doc-color-soft: var(--doc-insp-soft);
    --doc-glow: var(--doc-insp-glow);
    --doc-gradient: var(--doc-insp-gradient);
}

.doc-card[data-doc-type="hs_class"] {
    --doc-color: var(--doc-hs);
    --doc-color-soft: var(--doc-hs-soft);
    --doc-glow: var(--doc-hs-glow);
    --doc-gradient: var(--doc-hs-gradient);
}

.doc-card[data-doc-type="warranty"] {
    --doc-color: var(--doc-warranty);
    --doc-color-soft: var(--doc-warranty-soft);
    --doc-glow: var(--doc-warranty-glow);
    --doc-gradient: var(--doc-warranty-gradient);
}

.doc-card[data-doc-type="import_dec"] {
    --doc-color: var(--doc-import);
    --doc-color-soft: var(--doc-import-soft);
    --doc-glow: var(--doc-import-glow);
    --doc-gradient: var(--doc-import-gradient);
}

/* Card content wrapper */
.doc-card-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
    position: relative;
    z-index: 1;
}

/* Premium Icon Container */
.doc-icon {
    width: 48px;
    height: 48px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Outer glow ring */
.doc-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 16px;
    background: conic-gradient(
        from 180deg,
        var(--doc-color) 0deg,
        transparent 60deg,
        transparent 300deg,
        var(--doc-color) 360deg
    );
    opacity: 0;
    transition: opacity 0.4s ease;
    filter: blur(8px);
}

.doc-card:hover .doc-icon::before {
    opacity: 0.6;
}

/* Inner icon container */
.doc-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 14px;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.08) 0%,
        rgba(255, 255, 255, 0.02) 100%
    );
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 2px 8px rgba(0, 0, 0, 0.2);
    transition:
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

.doc-card:hover .doc-icon::after {
    border-color: var(--doc-color);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 2px 8px rgba(0, 0, 0, 0.2),
        0 0 20px var(--doc-glow);
}

.doc-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--text-secondary);
    stroke-width: 1.5;
    fill: none;
    position: relative;
    z-index: 1;
    transition:
        stroke 0.3s ease,
        filter 0.3s ease,
        transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.doc-card:hover .doc-icon svg {
    stroke: var(--doc-color);
    filter: drop-shadow(0 0 8px var(--doc-glow));
    transform: scale(1.1);
}

/* Info section */
.doc-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.doc-type {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
    letter-spacing: -0.01em;
    transition: color 0.3s ease;
}

.doc-card:hover .doc-type {
    color: #fff;
}

.doc-name {
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: 0.02em;
}

/* Footer */
.doc-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    background: rgba(0, 0, 0, 0.15);
    position: relative;
    z-index: 1;
}

.doc-preview-hint {
    font-size: 11px;
    color: var(--text-tertiary);
    opacity: 0;
    transform: translateX(-4px);
    transition:
        opacity 0.3s ease,
        transform 0.3s ease,
        color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.doc-preview-hint svg {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    stroke-width: 1.5;
    transition: stroke 0.3s ease;
}

.doc-card:hover .doc-preview-hint {
    opacity: 1;
    transform: translateX(0);
    color: var(--doc-color-soft);
}

.doc-drag-hint {
    font-size: 10px;
    color: var(--text-tertiary);
    opacity: 0.4;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: opacity 0.3s ease;
}

.doc-drag-hint svg {
    width: 12px;
    height: 12px;
    stroke: currentColor;
    stroke-width: 1.5;
}

.doc-card:hover .doc-drag-hint {
    opacity: 0.7;
}

/* Shimmer effect on hover */
.doc-card .shimmer {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        105deg,
        transparent 20%,
        rgba(255, 255, 255, 0.03) 35%,
        rgba(255, 255, 255, 0.05) 50%,
        rgba(255, 255, 255, 0.03) 65%,
        transparent 80%
    );
    transform: translateX(-100%);
    z-index: 3;
    pointer-events: none;
}

.doc-card:hover .shimmer {
    animation: shimmer 1.5s ease-in-out;
}

@keyframes shimmer {
    to {
        transform: translateX(100%);
    }
}

/* Skeleton Loading State */
.doc-card.skeleton {
    pointer-events: none;
    cursor: default;
}

.doc-card.skeleton .doc-card-content {
    padding: 16px;
}

.skeleton-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.04) 0%,
        rgba(255, 255, 255, 0.08) 50%,
        rgba(255, 255, 255, 0.04) 100%
    );
    background-size: 200% 100%;
    animation: skeletonPulse 1.5s ease-in-out infinite;
}

.skeleton-line {
    border-radius: 4px;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.04) 0%,
        rgba(255, 255, 255, 0.08) 50%,
        rgba(255, 255, 255, 0.04) 100%
    );
    background-size: 200% 100%;
    animation: skeletonPulse 1.5s ease-in-out infinite;
}

.skeleton-title {
    width: 120px;
    height: 14px;
    margin-bottom: 8px;
}

.skeleton-subtitle {
    width: 160px;
    height: 12px;
}

.doc-card.skeleton:nth-child(1) .skeleton-icon,
.doc-card.skeleton:nth-child(1) .skeleton-line { animation-delay: 0s; }
.doc-card.skeleton:nth-child(2) .skeleton-icon,
.doc-card.skeleton:nth-child(2) .skeleton-line { animation-delay: 0.1s; }
.doc-card.skeleton:nth-child(3) .skeleton-icon,
.doc-card.skeleton:nth-child(3) .skeleton-line { animation-delay: 0.2s; }
.doc-card.skeleton:nth-child(4) .skeleton-icon,
.doc-card.skeleton:nth-child(4) .skeleton-line { animation-delay: 0.3s; }
.doc-card.skeleton:nth-child(5) .skeleton-icon,
.doc-card.skeleton:nth-child(5) .skeleton-line { animation-delay: 0.4s; }
.doc-card.skeleton:nth-child(6) .skeleton-icon,
.doc-card.skeleton:nth-child(6) .skeleton-line { animation-delay: 0.5s; }

@keyframes skeletonPulse {
    0%, 100% {
        background-position: 200% 0;
    }
    50% {
        background-position: -200% 0;
    }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Loading Progress Bar */
.loading-progress {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.loading-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.loading-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.loading-count {
    font-size: 13px;
    color: var(--lime);
    font-weight: 500;
}

.progress-bar {
    height: 6px;
    background: var(--bg-elevated);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 16px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--lime) 0%, #b8e635 100%);
    border-radius: 3px;
    transition: width 0.3s ease-out;
}

.loading-docs-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.loading-doc-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-tertiary);
    padding: 4px 0;
}

.loading-doc-item.sent {
    color: #22c55e;
}

.loading-doc-item.current {
    color: var(--lime);
}

.loading-doc-icon {
    width: 16px;
    text-align: center;
}

/* Documents Actions - Bottom */
.documents-actions {
    margin-top: auto;
    padding-top: 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

/* Premium Send All Button */
#sendAllBtn {
    position: relative;
    background: linear-gradient(
        135deg,
        rgba(222, 255, 155, 0.12) 0%,
        rgba(222, 255, 155, 0.04) 100%
    );
    border: 1px solid rgba(222, 255, 155, 0.3);
    color: var(--lime);
    padding: 14px 28px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.2),
        0 0 0 1px rgba(222, 255, 155, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    overflow: hidden;
}

#sendAllBtn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        transparent 0%,
        rgba(222, 255, 155, 0.1) 50%,
        transparent 100%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

#sendAllBtn:hover {
    transform: translateY(-2px);
    border-color: var(--lime);
    box-shadow:
        0 4px 16px rgba(0, 0, 0, 0.2),
        0 0 0 1px rgba(222, 255, 155, 0.2),
        0 0 40px rgba(222, 255, 155, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

#sendAllBtn:hover::before {
    opacity: 1;
}

#sendAllBtn:active {
    transform: translateY(0) scale(0.98);
}

#sendAllBtn .btn-icon {
    display: inline-block;
    margin-right: 8px;
    transition: transform 0.3s ease;
}

#sendAllBtn:hover .btn-icon {
    transform: translateX(2px) translateY(-2px);
}

.hint-text {
    font-size: 12px;
    color: var(--text-tertiary);
    opacity: 0.7;
}

/* ============================================
   Drop Zone Indicator (Center)
   ============================================ */

.drop-zone-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.2;
    transition: opacity 0.4s ease;
}

.drop-zone-indicator.active {
    opacity: 1;
}

.drop-zone-arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.drop-zone-arrow::before,
.drop-zone-arrow::after,
.drop-zone-arrow span {
    content: '';
    display: block;
    width: 24px;
    height: 2px;
    background: var(--lime);
    border-radius: 1px;
    opacity: 0.4;
    animation: arrow-pulse 2s ease-in-out infinite;
}

.drop-zone-arrow span {
    width: 16px;
    animation-delay: 0.15s;
}

.drop-zone-arrow::after {
    width: 8px;
    animation-delay: 0.3s;
}

.drop-zone-indicator.active .drop-zone-arrow::before,
.drop-zone-indicator.active .drop-zone-arrow::after,
.drop-zone-indicator.active .drop-zone-arrow span {
    opacity: 1;
    box-shadow: 0 0 12px var(--lime-glow);
}

@keyframes arrow-pulse {
    0%, 100% {
        opacity: 0.3;
        transform: translateX(0);
    }
    50% {
        opacity: 0.6;
        transform: translateX(4px);
    }
}

/* ============================================
   Lucas Panel (Right) - Premium Glass Design
   ============================================ */

.lucas-panel {
    display: flex;
    flex-direction: column;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.03) 0%,
        rgba(255, 255, 255, 0.01) 30%,
        transparent 100%
    );
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 20px;
    overflow: hidden;
    min-height: 600px;
    position: relative;
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.1),
        0 4px 8px rgba(0, 0, 0, 0.1),
        0 8px 16px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* Subtle top highlight */
.lucas-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 40px;
    right: 40px;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.08) 50%,
        transparent 100%
    );
    z-index: 2;
}

/* Lucas Avatar Container */
.lucas-avatar-container {
    padding: 48px 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    background: linear-gradient(
        180deg,
        rgba(222, 255, 155, 0.02) 0%,
        transparent 60%
    );
}

/* Drop zone border animation */
.lucas-avatar-container::after {
    content: '';
    position: absolute;
    inset: 16px;
    border: 2px dashed rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    transition: all 0.3s ease;
    pointer-events: none;
}

.lucas-avatar-container.drop-active::after {
    border-color: var(--lime);
    border-style: solid;
    box-shadow:
        0 0 30px rgba(222, 255, 155, 0.1),
        inset 0 0 30px rgba(222, 255, 155, 0.03);
}

.lucas-avatar-container.drop-active {
    background: linear-gradient(
        180deg,
        rgba(222, 255, 155, 0.06) 0%,
        rgba(222, 255, 155, 0.02) 100%
    );
}

.lucas-avatar-container.has-messages {
    min-height: auto;
    padding: 24px;
    background: transparent;
}

.lucas-avatar-container.has-messages::after {
    display: none;
}

/* Avatar wrapper */
.lucas-avatar {
    position: relative;
    width: 100px;
    height: 100px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.lucas-avatar-container.has-messages .lucas-avatar {
    width: 56px;
    height: 56px;
}

/* Outer glow ring */
.avatar-glow {
    position: absolute;
    inset: -24px;
    background: radial-gradient(
        circle,
        rgba(222, 255, 155, 0.2) 0%,
        rgba(222, 255, 155, 0.05) 40%,
        transparent 70%
    );
    opacity: 0.8;
    animation: avatar-breathe 3s ease-in-out infinite;
}

@keyframes avatar-breathe {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 0.9;
        transform: scale(1.08);
    }
}

.lucas-avatar-container.drop-active .avatar-glow {
    opacity: 1;
    animation: avatar-breathe 1.5s ease-in-out infinite;
    background: radial-gradient(
        circle,
        rgba(222, 255, 155, 0.4) 0%,
        rgba(222, 255, 155, 0.1) 40%,
        transparent 70%
    );
}

/* Avatar icon image */
.avatar-icon-img {
    position: relative;
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 0 24px rgba(222, 255, 155, 0.4));
    z-index: 1;
    transition: filter 0.3s ease;
}

.lucas-avatar-container.drop-active .avatar-icon-img {
    filter: drop-shadow(0 0 32px rgba(222, 255, 155, 0.6));
}

/* Status area */
.lucas-status {
    margin-top: 24px;
    text-align: center;
}

.lucas-avatar-container.has-messages .lucas-status {
    display: none;
}

.status-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-tertiary);
    letter-spacing: 0.01em;
    transition: color 0.3s ease;
}

.lucas-avatar-container.drop-active .status-text {
    color: var(--lime);
}

.docs-counter {
    margin-top: 12px;
    font-size: 13px;
    font-weight: 600;
    color: var(--lime);
    opacity: 0;
    transform: translateY(4px);
    transition: all 0.3s ease;
    text-shadow: 0 0 20px rgba(222, 255, 155, 0.3);
}

.docs-counter.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Chat Area */
.chat-area {
    flex: 1;
    padding: 0 20px 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Custom scrollbar */
.chat-area::-webkit-scrollbar {
    width: 6px;
}

.chat-area::-webkit-scrollbar-track {
    background: transparent;
}

.chat-area::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.chat-area::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* Chat Message - Premium Card */
.chat-message {
    background: linear-gradient(
        165deg,
        rgba(255, 255, 255, 0.04) 0%,
        rgba(255, 255, 255, 0.01) 100%
    );
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 20px;
    position: relative;
    animation: message-in 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* Top highlight */
.chat-message::before {
    content: '';
    position: absolute;
    top: 0;
    left: 16px;
    right: 16px;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.06) 50%,
        transparent 100%
    );
}

@keyframes message-in {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.message-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.message-sender {
    font-size: 13px;
    font-weight: 600;
    color: var(--lime);
    text-shadow: 0 0 20px rgba(222, 255, 155, 0.3);
}

.message-time {
    font-size: 11px;
    color: var(--text-tertiary);
    opacity: 0.7;
}

.message-content {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
}

.message-content p {
    margin-bottom: 14px;
}

.message-content p:last-child {
    margin-bottom: 0;
}

.message-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Verdict Badge - Premium */
.verdict-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 0.02em;
    position: relative;
    overflow: hidden;
}

.verdict-badge::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.verdict-badge.no-go {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2) 0%, rgba(239, 68, 68, 0.1) 100%);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
    box-shadow:
        0 2px 8px rgba(239, 68, 68, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.verdict-badge.wait {
    background: linear-gradient(135deg, rgba(234, 179, 8, 0.2) 0%, rgba(234, 179, 8, 0.1) 100%);
    color: #fbbf24;
    border: 1px solid rgba(234, 179, 8, 0.3);
    box-shadow:
        0 2px 8px rgba(234, 179, 8, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.verdict-badge.go {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.2) 0%, rgba(34, 197, 94, 0.1) 100%);
    color: #4ade80;
    border: 1px solid rgba(34, 197, 94, 0.3);
    box-shadow:
        0 2px 8px rgba(34, 197, 94, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Section Headers in Analysis */
.analysis-section {
    margin: 20px 0;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.section-header.critical {
    color: #f87171;
}

.section-header.warning {
    color: #fbbf24;
}

.section-header.action {
    color: #60a5fa;
}

/* Error Items - Premium Expandable Cards */
.error-item {
    padding: 0;
    background: linear-gradient(
        135deg,
        rgba(239, 68, 68, 0.08) 0%,
        rgba(239, 68, 68, 0.03) 100%
    );
    border-radius: 10px;
    margin-bottom: 10px;
    border: 1px solid rgba(239, 68, 68, 0.15);
    position: relative;
    overflow: hidden;
}

.error-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #f87171 0%, #ef4444 100%);
}

.error-item.warning {
    background: linear-gradient(
        135deg,
        rgba(234, 179, 8, 0.08) 0%,
        rgba(234, 179, 8, 0.03) 100%
    );
    border-color: rgba(234, 179, 8, 0.15);
}

.error-item.warning::before {
    background: linear-gradient(180deg, #fbbf24 0%, #eab308 100%);
}

/* Expandable Error Header */
.error-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.error-header:hover {
    background: rgba(255, 255, 255, 0.03);
}

.error-header-content {
    flex: 1;
}

.error-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
    letter-spacing: 0.02em;
}

.error-description {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.error-expand-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-size: 12px;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.error-item.expanded .error-expand-icon {
    transform: rotate(180deg);
}

/* Expandable Evidence Section */
.error-evidence {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.error-item.expanded .error-evidence {
    max-height: 500px;
}

.error-evidence-inner {
    padding: 0 16px 16px 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.3s ease 0.1s, transform 0.3s ease 0.1s;
}

.error-item.expanded .error-evidence-inner {
    opacity: 1;
    transform: translateY(0);
}

.evidence-row {
    display: flex;
    gap: 12px;
    margin-top: 12px;
}

.evidence-box {
    flex: 1;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    padding: 10px 12px;
}

.evidence-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    margin-bottom: 6px;
}

.evidence-value {
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    word-break: break-word;
    line-height: 1.4;
}

.evidence-box.lc {
    border-left: 2px solid #60a5fa;
}

.evidence-box.doc {
    border-left: 2px solid #ef4444;
}

.error-item.warning .evidence-box.doc {
    border-left-color: #eab308;
}

/* Action Items - Premium */
.action-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.action-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.action-item:last-child {
    border-bottom: none;
}

.action-number {
    width: 22px;
    height: 22px;
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.2) 0%, rgba(96, 165, 250, 0.1) 100%);
    border: 1px solid rgba(96, 165, 250, 0.3);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    color: #60a5fa;
    flex-shrink: 0;
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
}

.typing-dots {
    display: flex;
    gap: 4px;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background: var(--text-tertiary);
    border-radius: 50%;
    animation: typing-bounce 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing-bounce {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-8px); opacity: 1; }
}

.typing-text {
    font-size: 13px;
    color: var(--text-tertiary);
}

/* CTA Container - Premium */
.cta-container {
    padding: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    background: linear-gradient(
        180deg,
        rgba(222, 255, 155, 0.03) 0%,
        transparent 100%
    );
    display: none;
    text-align: center;
}

.cta-container.visible {
    display: block;
    animation: cta-in 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes cta-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cta-text {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    text-align: center;
    line-height: 1.6;
}

.cta-highlight {
    color: var(--lime);
    font-weight: 700;
    text-shadow: 0 0 20px rgba(222, 255, 155, 0.3);
}

.cta-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    font-weight: 600;
    font-size: 13px;
    text-decoration: none;
    border-radius: 10px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Premium WhatsApp CTA Button */
.btn-whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    border: none;
    box-shadow:
        0 2px 8px rgba(37, 211, 102, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow:
        0 4px 20px rgba(37, 211, 102, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-whatsapp svg {
    fill: white;
    width: 16px;
    height: 16px;
}

/* Premium Email Button */
.btn-email {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.06) 0%,
        rgba(255, 255, 255, 0.02) 100%
    );
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.btn-email:hover {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.08) 0%,
        rgba(255, 255, 255, 0.04) 100%
    );
    border-color: var(--lime);
    box-shadow:
        0 0 20px rgba(222, 255, 155, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.btn-email svg {
    stroke: var(--text-secondary);
    width: 16px;
    height: 16px;
}

/* Ghost button */
.btn-ghost {
    background: transparent;
    border: none;
    color: var(--text-tertiary);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    margin-top: 12px;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.btn-ghost:hover {
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.03);
}

/* Retry/Try Another Scenario Button */
.cta-retry {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    padding: 10px 20px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    color: var(--text-tertiary);
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.cta-retry svg {
    width: 14px;
    height: 14px;
    stroke: var(--text-tertiary);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.cta-retry:hover {
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.03);
}

.cta-retry:hover svg {
    stroke: var(--text-primary);
    transform: rotate(-45deg);
}

/* ============================================
   Modal - Premium Glass Morphism
   ============================================ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    padding: var(--space-lg);
}

.modal-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: linear-gradient(
        165deg,
        rgba(30, 30, 30, 0.95) 0%,
        rgba(20, 20, 20, 0.98) 100%
    );
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.92) translateY(20px);
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.05),
        0 25px 50px -12px rgba(0, 0, 0, 0.8),
        0 0 100px rgba(0, 0, 0, 0.5);
    position: relative;
}

/* Subtle gradient glow on top edge */
.modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.2) 20%,
        rgba(255, 255, 255, 0.3) 50%,
        rgba(255, 255, 255, 0.2) 80%,
        transparent 100%
    );
}

.modal-overlay.visible .modal {
    transform: scale(1) translateY(0);
    opacity: 1;
}

/* Premium Close Button */
.modal-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    color: var(--text-tertiary);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 10;
    backdrop-filter: blur(10px);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--text-primary);
    transform: scale(1.05);
}

.modal-close:active {
    transform: scale(0.95);
}

/* Premium Header with Document Type Color */
.modal-header {
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

/* Document type color bar */
.modal-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--space-xl);
    right: var(--space-xl);
    height: 2px;
    background: var(--modal-accent, var(--lime));
    opacity: 0.5;
    border-radius: 1px;
}

/* Document icon in modal header */
.modal-doc-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--modal-accent-glow, rgba(222, 255, 155, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.modal-doc-icon svg {
    width: 22px;
    height: 22px;
    stroke: var(--modal-accent, var(--lime));
    stroke-width: 1.5;
}

.modal-header-text {
    flex: 1;
    min-width: 0;
}

.modal-doc-type {
    display: inline-flex;
    align-items: center;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--modal-accent, var(--lime));
    margin-bottom: 4px;
    padding: 3px 8px;
    background: var(--modal-accent-glow, rgba(222, 255, 155, 0.1));
    border-radius: 4px;
}

.modal-doc-name {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Document Navigation */
.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 20;
    backdrop-filter: blur(10px);
}

.modal-nav:hover {
    background: rgba(0, 0, 0, 0.8);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
}

.modal-nav.prev { left: -60px; }
.modal-nav.next { right: -60px; }

.modal-nav svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

/* Modal Content Area */
.modal-content {
    padding: 0;
    max-height: calc(90vh - 180px);
    overflow-y: auto;
    overflow-x: hidden;
    background: #f8f7f2;
    position: relative;
}

/* Custom scrollbar for modal */
.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
}

.modal-content::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.15);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.25);
}

/* ============================================
   Premium Document Viewer
   ============================================ */

.modal-content.text-preview {
    padding: 0;
    background: #1a1a1a;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

/* The document "page" */
.doc-page {
    background: #fefdfb;
    margin: 32px;
    padding: 48px 56px;
    min-width: 600px;
    max-width: 700px;
    position: relative;
    font-family: 'Courier New', var(--font-mono);
    font-size: 11.5px;
    line-height: 1.7;
    color: #1a1a1a;
    letter-spacing: 0.01em;

    /* Paper shadow - like a page on a desk */
    box-shadow:
        0 2px 4px rgba(0,0,0,0.1),
        0 8px 16px rgba(0,0,0,0.1),
        0 16px 32px rgba(0,0,0,0.15),
        0 32px 64px rgba(0,0,0,0.1);

    /* Subtle paper texture */
    background-image:
        url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-color: #fefdfb;
    background-blend-mode: multiply;
    background-size: 200px;
}

/* Scan effect - subtle darkening at edges */
.doc-page::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
        ellipse at center,
        transparent 50%,
        rgba(0,0,0,0.03) 100%
    );
    pointer-events: none;
}

/* Page fold effect - top right corner */
.doc-page::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40px;
    height: 40px;
    background: linear-gradient(
        225deg,
        #e8e6e1 0%,
        #e8e6e1 50%,
        transparent 50%
    );
    box-shadow: -2px 2px 4px rgba(0,0,0,0.05);
}

/* Document type watermark */
.doc-page-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-35deg);
    font-family: Arial, sans-serif;
    font-size: 80px;
    font-weight: 700;
    color: rgba(0,0,0,0.02);
    white-space: nowrap;
    pointer-events: none;
    letter-spacing: 8px;
    text-transform: uppercase;
}

/* Individual lines */
.doc-line {
    padding: 2px 0;
    position: relative;
    white-space: pre-wrap;
    word-break: break-word;
}

/* Empty lines maintain spacing */
.doc-line:empty::before {
    content: '\00a0';
}

/* Separator lines (═══) get subtle styling */
.doc-line-separator {
    color: #999;
    letter-spacing: -0.5px;
}

/* Error line highlighting - Premium */
.doc-line.highlight {
    background: linear-gradient(
        90deg,
        rgba(220, 38, 38, 0.12) 0%,
        rgba(220, 38, 38, 0.06) 100%
    );
    color: #b91c1c;
    margin: 4px -16px;
    padding: 6px 16px;
    border-left: 3px solid #dc2626;
    border-radius: 0 4px 4px 0;
    position: relative;
}

/* Error badge */
.doc-line.highlight::before {
    content: 'DISCREPANCY';
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-sans);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: white;
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    padding: 3px 8px;
    border-radius: 3px;
    box-shadow: 0 1px 3px rgba(220, 38, 38, 0.3);
}

/* Error line subtle animation */
.doc-line.highlight {
    animation: errorGlow 3s ease-in-out infinite;
}

@keyframes errorGlow {
    0%, 100% {
        box-shadow: inset 0 0 0 0 rgba(220, 38, 38, 0);
    }
    50% {
        box-shadow: inset 0 0 20px 0 rgba(220, 38, 38, 0.05);
    }
}

/* Line numbers - optional enhancement */
.doc-page.show-line-numbers {
    padding-left: 80px;
}

.doc-page.show-line-numbers .doc-line::before {
    content: attr(data-line);
    position: absolute;
    left: -56px;
    width: 40px;
    text-align: right;
    color: #ccc;
    font-size: 10px;
    user-select: none;
}

/* Premium Footer */
.modal-footer {
    padding: var(--space-md) var(--space-xl);
    background: linear-gradient(
        180deg,
        rgba(20, 20, 20, 0.95) 0%,
        rgba(15, 15, 15, 0.98) 100%
    );
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-hint {
    font-size: 12px;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.modal-hint svg {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    opacity: 0.7;
}

.modal-shortcuts {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.modal-shortcut {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--text-tertiary);
}

.modal-shortcut kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 20px;
    padding: 0 6px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-secondary);
}

/* Document counter in modal */
.modal-counter {
    font-size: 12px;
    color: var(--text-tertiary);
    font-weight: 500;
}

/* ============================================
   Hyperrealistic Document Styles
   ============================================ */

.doc-preview {
    background: #f9f7f1;
    color: #1a1a1a;
    font-family: 'Times New Roman', Georgia, serif;
    font-size: 11px;
    line-height: 1.5;
    padding: 48px 56px;
    min-height: 800px;
    position: relative;
    /* Scanned document shadow effect */
    box-shadow:
        inset 0 0 60px rgba(0,0,0,0.08),
        inset 0 0 100px rgba(0,0,0,0.03),
        0 0 40px rgba(0,0,0,0.15);
    /* Slight rotation like imperfect scan */
    transform: rotate(-0.3deg);
}

/* Paper texture and grain overlay */
.doc-preview::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        /* Paper fiber texture */
        url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.04;
    pointer-events: none;
    mix-blend-mode: multiply;
}

/* Scan edge darkening */
.doc-preview::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 60%, rgba(0,0,0,0.06) 100%);
    pointer-events: none;
}

/* Bank Header */
.doc-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid #1a365d;
}

.bank-logo {
    display: flex;
    flex-direction: column;
}

.bank-logo-main {
    font-family: Arial, sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: #1a365d;
    letter-spacing: -1px;
}

.bank-logo-sub {
    font-family: Arial, sans-serif;
    font-size: 9px;
    color: #666;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 2px;
}

.bank-details {
    text-align: right;
    font-size: 9px;
    color: #444;
    line-height: 1.6;
}

/* Document Title */
.doc-title {
    text-align: center;
    margin: 24px 0;
}

.doc-title h1 {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #1a365d;
    margin: 0;
    padding: 8px 0;
    border-top: 1px solid #1a365d;
    border-bottom: 1px solid #1a365d;
}

.doc-title .doc-subtitle {
    font-size: 10px;
    color: #666;
    margin-top: 8px;
    letter-spacing: 1px;
}

/* Reference Box */
.doc-ref-box {
    display: flex;
    justify-content: space-between;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    padding: 12px 16px;
    margin-bottom: 20px;
    font-family: Arial, sans-serif;
    font-size: 10px;
}

.doc-ref-item {
    display: flex;
    flex-direction: column;
}

.doc-ref-label {
    color: #666;
    font-size: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 2px;
}

.doc-ref-value {
    color: #1a1a1a;
    font-weight: 600;
    font-size: 11px;
}

/* Parties Section */
.doc-parties {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.doc-party {
    background: #fafafa;
    border: 1px solid #e5e5e5;
    padding: 12px 16px;
}

.doc-party-label {
    font-family: Arial, sans-serif;
    font-size: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #888;
    margin-bottom: 8px;
    padding-bottom: 4px;
    border-bottom: 1px solid #e5e5e5;
}

.doc-party-name {
    font-weight: 700;
    font-size: 12px;
    color: #1a1a1a;
    margin-bottom: 4px;
}

.doc-party-address {
    font-size: 10px;
    color: #444;
    line-height: 1.5;
}

/* Amount Box */
.doc-amount-box {
    background: linear-gradient(135deg, #1a365d 0%, #2d4a7c 100%);
    color: white;
    padding: 16px 20px;
    margin: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.doc-amount-label {
    font-family: Arial, sans-serif;
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.8;
}

.doc-amount-value {
    font-family: 'Courier New', monospace;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 1px;
}

.doc-amount-words {
    font-size: 9px;
    font-style: italic;
    opacity: 0.9;
    margin-top: 4px;
}

/* Section Headers */
.doc-section {
    margin: 20px 0;
}

.doc-section-header {
    font-family: Arial, sans-serif;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #1a365d;
    padding-bottom: 6px;
    border-bottom: 1px solid #1a365d;
    margin-bottom: 12px;
}

/* Data Table */
.doc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 10px;
    margin: 12px 0;
}

.doc-table th {
    background: #f0f0f0;
    border: 1px solid #ddd;
    padding: 8px 12px;
    text-align: left;
    font-family: Arial, sans-serif;
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #555;
}

.doc-table td {
    border: 1px solid #ddd;
    padding: 8px 12px;
    vertical-align: top;
}

.doc-table td.label {
    background: #fafafa;
    font-weight: 600;
    width: 35%;
    color: #333;
}

.doc-table td.value {
    color: #1a1a1a;
}

.doc-table td.value.highlight-error {
    background: #fef2f2;
    color: #dc2626;
    position: relative;
}

.doc-table td.value.highlight-error::after {
    content: '⚠';
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px;
}

/* Required Documents List */
.doc-requirements {
    background: #f8f9fa;
    border: 1px solid #e5e5e5;
    padding: 16px;
    margin: 16px 0;
}

.doc-requirements ol {
    margin: 0;
    padding-left: 20px;
}

.doc-requirements li {
    margin: 6px 0;
    font-size: 10px;
    color: #333;
}

.doc-requirements li.highlight-error {
    color: #dc2626;
    font-weight: 600;
}

/* Special Conditions */
.doc-conditions {
    background: #fffbeb;
    border: 1px solid #f59e0b;
    border-left: 4px solid #f59e0b;
    padding: 12px 16px;
    margin: 16px 0;
    font-size: 10px;
}

.doc-conditions-title {
    font-family: Arial, sans-serif;
    font-weight: 700;
    font-size: 9px;
    text-transform: uppercase;
    color: #b45309;
    margin-bottom: 8px;
}

.doc-conditions ul {
    margin: 0;
    padding-left: 16px;
}

.doc-conditions li {
    margin: 4px 0;
    color: #92400e;
}

.doc-conditions li.highlight-error {
    color: #dc2626;
    font-weight: 600;
}

/* Footer / Signatures */
.doc-footer {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid #ddd;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    position: relative;
    z-index: 5;
}

/* Realistic Rubber Stamp */
.doc-stamp {
    width: 120px;
    height: 120px;
    position: relative;
    transform: rotate(-12deg);
    filter: saturate(0.9);
}

.doc-stamp-outer {
    width: 100%;
    height: 100%;
    border: 4px solid #1a3a6e;
    border-radius: 50%;
    position: relative;
    /* Ink bleed effect */
    box-shadow:
        0 0 0 1px rgba(26, 58, 110, 0.3),
        inset 0 0 8px rgba(26, 58, 110, 0.2);
    /* Imperfect stamp pressure */
    background: radial-gradient(ellipse at 30% 40%, rgba(26, 58, 110, 0.08) 0%, transparent 50%);
}

.doc-stamp-inner {
    position: absolute;
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
    border: 2px solid #1a3a6e;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.doc-stamp-text {
    font-family: Arial Black, Arial, sans-serif;
    font-size: 7px;
    font-weight: 900;
    text-transform: uppercase;
    color: #1a3a6e;
    letter-spacing: 1px;
    /* Ink texture */
    text-shadow: 0 0 1px rgba(26, 58, 110, 0.5);
}

.doc-stamp-text.large {
    font-size: 9px;
    margin: 2px 0;
}

.doc-stamp-date {
    font-family: 'Courier New', monospace;
    font-size: 10px;
    font-weight: 700;
    color: #1a3a6e;
    margin-top: 4px;
    letter-spacing: 1px;
}

.doc-stamp-stars {
    font-size: 6px;
    color: #1a3a6e;
    letter-spacing: 3px;
}

/* Ink imperfections overlay */
.doc-stamp::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='ink'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3CfeDisplacementMap in='SourceGraphic' scale='2'/%3E%3C/filter%3E%3Ccircle cx='50' cy='50' r='48' fill='none' stroke='%231a3a6e' stroke-width='1' filter='url(%23ink)' opacity='0.3'/%3E%3C/svg%3E");
    border-radius: 50%;
    opacity: 0.5;
}

/* Embossed Bank Seal */
.doc-seal {
    width: 100px;
    height: 100px;
    position: absolute;
    bottom: 140px;
    right: 80px;
    /* Embossed/debossed effect */
    background:
        radial-gradient(circle at 35% 35%,
            rgba(255,255,255,0.9) 0%,
            rgba(240,240,235,0.6) 15%,
            rgba(200,200,195,0.3) 30%,
            rgba(180,180,175,0.2) 45%,
            transparent 60%
        );
    border-radius: 50%;
    box-shadow:
        inset 3px 3px 6px rgba(255,255,255,0.9),
        inset -3px -3px 6px rgba(0,0,0,0.12),
        inset 0 0 15px rgba(0,0,0,0.05),
        1px 1px 2px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    /* Slight 3D tilt */
    transform: perspective(100px) rotateX(5deg) rotateY(-5deg);
}

.doc-seal::before {
    content: '';
    position: absolute;
    inset: 6px;
    border: 2px solid rgba(0,0,0,0.08);
    border-radius: 50%;
}

.doc-seal::after {
    content: '';
    position: absolute;
    inset: 12px;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 50%;
}

.doc-seal-text {
    font-family: Arial, sans-serif;
    font-size: 7px;
    font-weight: 700;
    text-transform: uppercase;
    color: rgba(0,0,0,0.2);
    letter-spacing: 0.5px;
    text-align: center;
    line-height: 1.4;
    text-shadow:
        1px 1px 0 rgba(255,255,255,0.8),
        -1px -1px 0 rgba(0,0,0,0.05);
}

/* Handwritten Signature */
.doc-signature {
    text-align: center;
    position: relative;
}

.doc-signature-img {
    width: 180px;
    height: 60px;
    margin-bottom: 4px;
    /* This will contain the SVG signature */
}

.doc-signature-line {
    width: 200px;
    border-bottom: 1px solid #333;
    margin-bottom: 8px;
    position: relative;
}

/* Ink signature SVG overlay */
.signature-svg {
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    height: 50px;
    opacity: 0.85;
}

.doc-signature-name {
    font-size: 10px;
    font-weight: 600;
    color: #333;
}

.doc-signature-title {
    font-size: 9px;
    color: #666;
}

/* Watermark */
.doc-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-30deg);
    font-family: Arial, sans-serif;
    font-size: 72px;
    font-weight: 700;
    color: rgba(0, 0, 0, 0.03);
    white-space: nowrap;
    pointer-events: none;
    z-index: 0;
}

/* Serial/Reference Numbers */
.doc-serial {
    position: absolute;
    top: 16px;
    right: 16px;
    font-family: 'Courier New', monospace;
    font-size: 8px;
    color: #999;
}

.doc-barcode {
    position: absolute;
    bottom: 16px;
    right: 16px;
    font-family: 'Libre Barcode 39', monospace;
    font-size: 32px;
    color: #333;
    letter-spacing: -2px;
}

/* Simple barcode simulation */
.barcode-sim {
    position: absolute;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.barcode-bars {
    display: flex;
    gap: 1px;
    height: 35px;
    align-items: flex-end;
}

.barcode-bars::before {
    content: '';
    display: flex;
    gap: 1px;
    /* CSS generated barcode pattern */
    background:
        repeating-linear-gradient(
            90deg,
            #333 0px, #333 2px,
            transparent 2px, transparent 4px,
            #333 4px, #333 5px,
            transparent 5px, transparent 7px,
            #333 7px, #333 10px,
            transparent 10px, transparent 12px,
            #333 12px, #333 14px,
            transparent 14px, transparent 15px,
            #333 15px, #333 18px,
            transparent 18px, transparent 21px,
            #333 21px, #333 23px,
            transparent 23px, transparent 25px,
            #333 25px, #333 28px,
            transparent 28px, transparent 30px
        );
    width: 100px;
    height: 35px;
}

.barcode-text {
    font-family: 'Courier New', monospace;
    font-size: 8px;
    color: #333;
    letter-spacing: 2px;
}

/* ============================================
   Toast Notifications - Premium
   ============================================ */

.toast-container {
    position: fixed;
    bottom: 32px;
    right: 32px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 300;
}

.toast {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.08) 0%,
        rgba(255, 255, 255, 0.04) 100%
    );
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 14px 20px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow:
        0 4px 16px rgba(0, 0, 0, 0.2),
        0 8px 32px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
    animation: toast-in 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    align-items: center;
    gap: 10px;
}

.toast::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, rgba(222, 255, 155, 0.2) 0%, rgba(222, 255, 155, 0.1) 100%);
    border: 1px solid rgba(222, 255, 155, 0.3);
    border-radius: 6px;
    font-size: 11px;
    color: var(--lime);
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateX(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

.toast.removing {
    animation: toast-out 0.3s ease-out forwards;
}

@keyframes toast-out {
    to {
        opacity: 0;
        transform: translateX(20px) scale(0.95);
    }
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1200px) {
    .demo-container {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .drop-zone-indicator {
        display: none;
    }

    .documents-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0 var(--space-md);
    }

    .demo-container {
        padding: calc(72px + var(--space-lg)) var(--space-md) var(--space-lg);
    }

    .documents-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .doc-card-content {
        padding: 16px;
        gap: 12px;
    }

    .doc-icon {
        width: 40px;
        height: 40px;
    }

    .doc-icon::after {
        border-radius: 12px;
    }

    .doc-icon svg {
        width: 20px;
        height: 20px;
    }

    .doc-type {
        font-size: 13px;
    }

    .doc-name {
        font-size: 10px;
    }

    .doc-card-footer {
        padding: 10px 16px;
    }

    .doc-preview-hint,
    .doc-drag-hint {
        font-size: 9px;
    }

    .lucas-panel {
        min-height: 400px;
    }
}

@media (max-width: 480px) {
    .documents-grid {
        grid-template-columns: 1fr;
    }

    .doc-card {
        flex-direction: row;
    }

    .doc-card-content {
        flex-direction: row;
        align-items: center;
        flex: 1;
    }

    .doc-info {
        flex: 1;
        min-width: 0;
    }

    .doc-card-footer {
        display: none;
    }
}

/* ============================================
   Utility Classes
   ============================================ */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* ============================================
   Scenario Selection
   ============================================ */

.scenario-selection {
    max-width: 1100px;
    margin: 0 auto;
    padding: 100px var(--space-xl) 80px;
    min-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.scenario-selection.hidden {
    display: none;
}

.scenario-selection-header {
    text-align: center;
    margin-bottom: 0;
}

/* ============================================
   Scenario Selection - Strategic UX Design
   ============================================ */

.scenario-eyebrow {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--lime);
    margin-bottom: 16px;
}

.scenario-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: 0;
}

.title-highlight {
    color: var(--text-secondary);
}

/* Scenario Cards Grid */
.scenario-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 48px;
}

/* Scenario Card */
.scenario-card {
    position: relative;
    cursor: pointer;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.scenario-card:hover {
    transform: translateY(-8px);
}

.scenario-card-inner {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 24px;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.scenario-card:hover .scenario-card-inner {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

/* Featured card glow */
.scenario-card.featured .scenario-card-inner {
    border-color: rgba(222, 255, 155, 0.2);
}

.scenario-card.featured:hover .scenario-card-inner {
    border-color: rgba(222, 255, 155, 0.4);
    box-shadow:
        0 24px 48px rgba(0, 0, 0, 0.4),
        0 0 60px rgba(222, 255, 155, 0.1);
}

.featured-glow {
    position: absolute;
    inset: -1px;
    background: linear-gradient(
        135deg,
        rgba(222, 255, 155, 0.15) 0%,
        transparent 50%,
        transparent 100%
    );
    border-radius: 17px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.scenario-card.featured:hover .featured-glow {
    opacity: 1;
}

/* Card Top Row */
.scenario-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.scenario-route {
    display: flex;
    align-items: center;
    gap: 8px;
}

.route-flag {
    font-size: 20px;
    line-height: 1;
}

.route-arrow {
    font-size: 14px;
    color: var(--text-tertiary);
}

.scenario-docs-count {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-tertiary);
    background: rgba(255, 255, 255, 0.05);
    padding: 4px 10px;
    border-radius: 6px;
}

/* Card Body */
.scenario-card-body {
    flex: 1;
    text-align: center;
    padding: 16px 0 24px;
}

.scenario-icon {
    font-size: 48px;
    line-height: 1;
    display: block;
    margin-bottom: 16px;
}

.scenario-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.scenario-commodity {
    font-size: 14px;
    color: var(--text-tertiary);
    margin: 0;
}

/* Card Bottom Row */
.scenario-card-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.scenario-card-bottom .value-label {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-tertiary);
    transition: color 0.3s ease;
}

.scenario-card-bottom .value-amount {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    transition: all 0.3s ease;
}

.scenario-card:hover .scenario-card-bottom .value-amount {
    color: var(--lime);
    text-shadow: 0 0 30px rgba(222, 255, 155, 0.4);
}

/* ============================================
   Premium Card Selection Effect
   ============================================ */

/* Card click - subtle scale */
.scenario-card.clicked .scenario-card-inner {
    animation: cardSelect 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes cardSelect {
    0% { transform: scale(1); }
    30% { transform: scale(0.98); }
    100% { transform: scale(1); }
}

/* Border glow on selection */
.scenario-card.clicked .scenario-card-inner {
    border-color: var(--lime);
    box-shadow:
        0 0 0 1px var(--lime),
        0 0 30px rgba(222, 255, 155, 0.2),
        0 24px 48px rgba(0, 0, 0, 0.4);
}

/* Shine sweep effect - only visible on click */
.scenario-card-inner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        105deg,
        transparent 0%,
        transparent 40%,
        rgba(255, 255, 255, 0.04) 45%,
        rgba(255, 255, 255, 0.08) 50%,
        rgba(255, 255, 255, 0.04) 55%,
        transparent 60%,
        transparent 100%
    );
    opacity: 0;
    transform: translateX(-100%);
    pointer-events: none;
    z-index: 10;
    border-radius: 16px;
}

.scenario-card.clicked .scenario-card-inner::before {
    animation: shineSweep 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes shineSweep {
    0% {
        opacity: 1;
        transform: translateX(-100%);
    }
    100% {
        opacity: 1;
        transform: translateX(100%);
    }
}

/* Bottom hint text */
.scenario-hint {
    text-align: center;
    font-size: 14px;
    color: var(--text-tertiary);
    margin-top: 40px;
}

/* Demo container hidden until scenario selected */
.demo-container {
    display: none;
}

.demo-container.scenario-active {
    display: grid;
}

/* Verdict badge caution variant */
.verdict-badge.caution {
    background: linear-gradient(
        135deg,
        rgba(245, 158, 11, 0.15) 0%,
        rgba(245, 158, 11, 0.08) 100%
    );
    border-color: rgba(245, 158, 11, 0.4);
    color: #fbbf24;
}

/* Responsive - Scenario Selection */
@media (max-width: 1000px) {
    .scenario-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .scenario-card.featured {
        grid-column: span 2;
        max-width: 400px;
        justify-self: center;
    }

    .scenario-title {
        font-size: 40px;
    }
}

@media (max-width: 700px) {
    .scenario-selection {
        padding: 90px var(--space-md) 60px;
        min-height: auto;
        justify-content: flex-start;
    }

    .scenario-cards {
        grid-template-columns: 1fr;
        max-width: 360px;
        margin: 0 auto;
    }

    .scenario-card.featured {
        grid-column: span 1;
        max-width: none;
    }

    .scenario-title {
        font-size: 32px;
    }

    .scenario-hint {
        font-size: 13px;
    }
}

@media (max-width: 500px) {
    .scenario-selection {
        padding: 80px var(--space-md) 60px;
        min-height: auto;
    }

    .scenario-title {
        font-size: 26px;
    }

    .scenario-card-inner {
        padding: 20px;
    }

    .scenario-icon {
        font-size: 40px;
    }

    .scenario-name {
        font-size: 20px;
    }

    .scenario-card-bottom .value-amount {
        font-size: 20px;
    }

    .scenario-hint {
        margin-top: 32px;
    }

    .particle {
        font-size: 16px;
    }
}

/* ============================================
   MOBILE-FIRST OPTIMIZATIONS
   Apple HIG & Material Design Best Practices
   ============================================ */

/* Safe Area Support */
@supports (padding: env(safe-area-inset-top)) {
    .header {
        padding-top: env(safe-area-inset-top);
        height: calc(72px + env(safe-area-inset-top));
    }
    
    .scenario-selection {
        padding-left: max(var(--space-md), env(safe-area-inset-left));
        padding-right: max(var(--space-md), env(safe-area-inset-right));
    }
    
    .demo-container {
        padding-left: max(var(--space-md), env(safe-area-inset-left));
        padding-right: max(var(--space-md), env(safe-area-inset-right));
        padding-bottom: max(var(--space-lg), env(safe-area-inset-bottom));
    }
}

/* ============================================
   Mobile Header - Compact & Touch-Friendly
   ============================================ */
@media (max-width: 640px) {
    .header {
        height: 60px;
        padding: 0 16px;
        padding-top: env(safe-area-inset-top, 0);
    }
    
    .logo-img {
        height: 28px;
    }
    
    .nav {
        gap: 8px;
    }
    
    /* Hide "Back to Home" text, show just arrow */
    .nav-link {
        font-size: 0;
        padding: 12px;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav-link::before {
        font-size: 18px;
        margin-right: 0;
        opacity: 0.7;
    }
    
    /* Compact WhatsApp button */
    .btn-whatsapp-header {
        padding: 10px 12px;
        font-size: 0;
        min-width: 44px;
        min-height: 44px;
        border-radius: 12px;
    }
    
    .btn-whatsapp-header svg {
        width: 20px;
        height: 20px;
    }
}

/* ============================================
   Mobile Scenario Selection - Native Feel
   ============================================ */
@media (max-width: 640px) {
    .scenario-selection {
        padding: calc(60px + env(safe-area-inset-top, 0) + 24px) 20px 40px;
        min-height: auto;
    }
    
    .scenario-eyebrow {
        font-size: 11px;
        letter-spacing: 0.12em;
        margin-bottom: 12px;
    }
    
    .scenario-title {
        font-size: 24px;
        line-height: 1.2;
    }
    
    .scenario-cards {
        grid-template-columns: 1fr;
        gap: 12px;
        margin-top: 32px;
        max-width: 100%;
    }
    
    .scenario-card {
        /* Remove hover transform on mobile - interferes with scrolling */
        transform: none !important;
    }
    
    .scenario-card-inner {
        position: relative;
        padding: 14px 16px;
        padding-bottom: 38px; /* Room for flags row */
        border-radius: 14px;
        /* Horizontal layout on mobile */
        flex-direction: row;
        align-items: center;
        gap: 14px;
    }

    .scenario-card-top {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        margin: 0;
        padding: 0 16px 14px;
        padding-left: 54px; /* Align with text after icon */
    }

    .scenario-route {
        gap: 5px;
    }

    .route-flag {
        font-size: 14px;
    }

    .route-arrow {
        font-size: 10px;
        opacity: 0.5;
    }

    .scenario-docs-count {
        display: none;
    }

    .scenario-card-body {
        flex: 1;
        display: grid;
        grid-template-columns: auto 1fr;
        grid-template-rows: auto auto;
        gap: 2px 12px;
        align-items: center;
        text-align: left;
        padding: 0;
    }

    .scenario-icon {
        font-size: 28px;
        grid-row: 1 / 3;
        align-self: center;
    }

    .scenario-name {
        font-size: 15px;
        margin-bottom: 0;
        white-space: nowrap;
    }

    .scenario-commodity {
        font-size: 12px;
        color: var(--text-tertiary);
        grid-column: 2;
    }

    .scenario-card-bottom {
        flex-shrink: 0;
        text-align: right;
        padding-left: 14px;
        border-left: 1px solid var(--border-subtle);
        min-width: 70px;
    }

    .scenario-card-bottom .value-label {
        font-size: 9px;
        letter-spacing: 0.05em;
    }

    .scenario-card-bottom .value-amount {
        font-size: 16px;
    }
    
    /* Featured card - same size as others on mobile */
    .scenario-card.featured .scenario-card-inner {
        border-color: rgba(222, 255, 155, 0.2);
        padding: 14px 16px 38px; /* Match other cards exactly */
    }

    .scenario-card.featured .scenario-icon,
    .scenario-card.featured .scenario-name,
    .scenario-card.featured .scenario-commodity,
    .scenario-card.featured .scenario-card-bottom .value-amount {
        /* Reset any featured-specific sizing */
        font-size: inherit;
    }

    .featured-glow {
        display: none;
    }
    
    .scenario-hint {
        font-size: 12px;
        margin-top: 24px;
        padding: 0 8px;
    }
}

/* ============================================
   Mobile Demo Container - Stacked Layout
   ============================================ */
@media (max-width: 640px) {
    .demo-container {
        padding: calc(60px + env(safe-area-inset-top, 0) + 16px) 16px 24px;
        gap: 24px;
    }
    
    /* Panel headers - stack on mobile */
    .panel-header {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 16px;
    }

    .panel-header-left {
        order: 1;
    }

    /* Header CTA - full width on mobile */
    .btn-header-cta {
        order: 2;
        justify-content: center;
        width: 100%;
        padding: 14px 20px;
        font-size: 14px;
        border-radius: 12px;
    }

    .panel-title {
        font-size: 16px;
    }

    .panel-tags {
        gap: 8px;
        margin-top: 12px;
    }

    .panel-tag {
        font-size: 11px;
        padding: 6px 10px;
    }
    
    /* Documents Grid - 2 column on mobile */
    .documents-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        padding: 12px;
    }
    
    .doc-card {
        border-radius: 12px;
    }
    
    .doc-card-content {
        padding: 12px;
        gap: 10px;
    }
    
    .doc-icon {
        width: 36px;
        height: 36px;
    }
    
    .doc-icon svg {
        width: 18px;
        height: 18px;
    }
    
    .doc-type {
        font-size: 12px;
    }
    
    .doc-name {
        font-size: 9px;
    }
    
    .doc-card-footer {
        padding: 8px 12px;
    }
    
    .doc-preview-hint,
    .doc-drag-hint {
        font-size: 8px;
    }
    
    /* Documents actions */
    .documents-actions {
        padding: 16px;
    }
    
    .documents-actions .btn-large {
        width: 100%;
        padding: 16px 24px;
        font-size: 15px;
        min-height: 52px;
        border-radius: 14px;
    }
    
    .hint-text {
        font-size: 12px;
        margin-top: 12px;
    }
    
    /* Lucas Panel */
    .lucas-panel {
        min-height: 350px;
        border-radius: 16px;
    }
    
    .lucas-avatar-container {
        padding: 24px 16px;
    }
    
    .lucas-avatar {
        width: 64px;
        height: 64px;
    }
    
    .avatar-icon-img {
        width: 40px;
        height: 40px;
    }
    
    .lucas-status {
        margin-top: 12px;
    }
    
    .status-text {
        font-size: 13px;
    }
    
    /* Chat area */
    .chat-area {
        padding: 16px;
        gap: 16px;
    }
    
    .chat-message {
        padding: 14px 16px;
        border-radius: 14px;
        font-size: 14px;
    }
    
    /* CTA Container */
    .cta-container {
        padding: 16px;
    }
    
    .final-cta-grid {
        gap: 10px;
    }
    
    .final-cta-btn {
        padding: 14px 16px;
        font-size: 14px;
        min-height: 52px;
        border-radius: 14px;
    }
}

/* ============================================
   Mobile Modal - Full Screen Native Feel
   ============================================ */
@media (max-width: 640px) {
    .modal-overlay {
        padding: 0;
    }

    .modal {
        width: 100%;
        height: 100%;
        max-width: 100%;
        max-height: 100%;
        border-radius: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
    }

    .modal-header {
        padding: 12px 16px;
        padding-top: max(12px, env(safe-area-inset-top));
        flex-shrink: 0;
    }

    .modal-doc-icon {
        width: 36px;
        height: 36px;
    }

    .modal-doc-type {
        font-size: 10px;
    }

    .modal-doc-name {
        font-size: 14px;
    }

    .modal-close {
        top: max(12px, env(safe-area-inset-top));
        right: 12px;
        width: 44px;
        height: 44px;
    }

    .modal-content {
        flex: 1;
        padding: 0;
        overflow-x: auto;
        overflow-y: auto;
        display: flex;
        justify-content: flex-start;
        align-items: flex-start;
    }

    .modal-content.text-preview {
        padding: 0;
    }

    /* Document page - mobile optimized */
    .doc-page {
        min-width: auto !important;
        max-width: 100% !important;
        width: 100%;
        margin: 0;
        padding: 24px 20px;
        font-size: 10px;
        line-height: 1.6;
        border-radius: 0;
        box-shadow: none;
    }

    .doc-page::after {
        /* Hide corner fold on mobile */
        display: none;
    }

    .doc-page-watermark {
        font-size: 40px;
    }

    .doc-page.show-line-numbers {
        padding-left: 50px;
    }

    .doc-page.show-line-numbers .doc-line::before {
        left: -36px;
        font-size: 9px;
    }

    .modal-footer {
        padding: 12px 16px;
        padding-bottom: max(12px, env(safe-area-inset-bottom));
        flex-shrink: 0;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 8px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .modal-shortcuts {
        display: none;
    }

    .modal-hint {
        font-size: 11px;
        flex: 1;
    }

    /* Navigation arrows - bottom positioned on mobile */
    .modal-nav {
        position: fixed;
        top: auto;
        bottom: max(70px, calc(env(safe-area-inset-bottom) + 60px));
        transform: none;
        width: 48px;
        height: 48px;
        border-radius: 50%;
        background: rgba(0, 0, 0, 0.7);
        border: 1px solid rgba(255, 255, 255, 0.15);
        z-index: 210;
    }

    .modal-nav.prev {
        left: 16px;
    }

    .modal-nav.next {
        right: 16px;
    }

    .modal-nav svg {
        width: 20px;
        height: 20px;
    }
}

/* ============================================
   Mobile Toast Notifications
   ============================================ */
@media (max-width: 640px) {
    .toast-container {
        bottom: max(16px, env(safe-area-inset-bottom));
        left: 16px;
        right: 16px;
    }
    
    .toast {
        font-size: 13px;
        padding: 14px 16px;
        border-radius: 12px;
    }
}

/* ============================================
   Extra Small Devices (iPhone SE, etc.)
   ============================================ */
@media (max-width: 375px) {
    .scenario-title {
        font-size: 22px;
    }
    
    .scenario-card-inner {
        padding: 14px;
        gap: 12px;
    }
    
    .scenario-icon {
        font-size: 28px;
    }
    
    .scenario-name {
        font-size: 14px;
    }

    .scenario-commodity {
        font-size: 11px;
    }

    .scenario-card-bottom .value-amount {
        font-size: 14px;
    }

    .scenario-card-bottom {
        min-width: 60px;
    }
    
    .documents-grid {
        gap: 8px;
        padding: 10px;
    }
    
    .doc-card-content {
        padding: 10px;
    }
    
    .doc-icon {
        width: 32px;
        height: 32px;
    }
    
    .doc-type {
        font-size: 11px;
    }
}

/* ============================================
   Touch Optimizations
   ============================================ */
@media (hover: none) and (pointer: coarse) {
    /* Remove hover effects that interfere with touch */
    .scenario-card:hover {
        transform: none;
    }
    
    .doc-card:hover {
        transform: none;
    }
    
    /* Add active states for touch feedback */
    .scenario-card:active .scenario-card-inner {
        background: rgba(255, 255, 255, 0.06);
        transform: scale(0.98);
    }
    
    .doc-card:active {
        transform: scale(0.97);
    }
    
    .btn:active {
        transform: scale(0.97);
    }
    
    /* Larger touch targets */
    .doc-card {
        min-height: 100px;
    }
}

/* ============================================
   Prevent iOS zoom on input focus
   ============================================ */
@media (max-width: 640px) {
    input, textarea, select {
        font-size: 16px !important;
    }
}

/* ============================================
   Mobile: New UX Components
   ============================================ */
@media (max-width: 768px) {
    /* Loading progress - simplified on mobile */
    .loading-progress {
        padding: 16px;
    }

    .loading-docs-list {
        display: none; /* Hide doc list on mobile for cleaner UI */
    }

    /* Evidence boxes stack vertically on mobile */
    .evidence-row {
        flex-direction: column;
        gap: 8px;
    }

    .evidence-box {
        padding: 8px 10px;
    }

    .evidence-value {
        font-size: 11px;
    }

    /* Error items - tighter padding */
    .error-header {
        padding: 12px 14px;
    }

    .error-label {
        font-size: 11px;
    }

    .error-description {
        font-size: 12px;
    }
}

/* ============================================
   Smooth scrolling for iOS
   ============================================ */
.documents-grid,
.chat-area,
.modal-content {
    -webkit-overflow-scrolling: touch;
}