/* ============================================================
   arbitrIQ Multi-Page Shared Stylesheet
   ============================================================ */

/* Design Tokens */
:root {
    --bg-primary: #000000;
    --bg-card: #0a0a0a;
    --bg-card-hover: #111111;
    --bg-subtle: #050505;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --accent-teal: #14b8a6;
    --accent-teal-light: #2dd4bf;
    --accent-teal-dark: #0d9488;
    --accent-teal-glow: rgba(20, 184, 166, 0.3);
    --border-subtle: rgba(255, 255, 255, 0.1);
    --border-medium: rgba(255, 255, 255, 0.15);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3 { font-weight: 600; line-height: 1.2; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.25rem, 4.5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.125rem; }

/* Images */
img { max-width: 100%; height: auto; display: block; }
.img-xs { max-width: 120px; }
.img-sm { max-width: 200px; }
.img-md { max-width: 300px; }
.img-lg { max-width: 450px; flex: 1; height: auto; }
.img-xl { max-width: 600px; }
.img-full { width: 100%; max-width: 100%; }
.img-auto { max-width: none; width: auto; }
.img-h-xs { max-height: 120px; width: auto; }
.img-h-sm { max-height: 200px; width: auto; }
.img-h-md { max-height: 300px; width: auto; }
.img-h-lg { max-height: 400px; width: auto; }
.img-rounded { border-radius: var(--radius-lg); }
.img-circle { border-radius: 50%; }
.img-glow { filter: drop-shadow(0 0 30px rgba(20, 184, 166, 0.4)); }
.img-center { margin-left: auto; margin-right: auto; }
.img-border { border: 1px solid var(--border-subtle); }

/* ============================================================
   NAVIGATION
   ============================================================ */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
}

.nav-logo img { height: 36px; width: auto; }
.nav-logo span { font-size: 1.375rem; font-weight: 600; letter-spacing: -0.02em; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-links > a,
.nav-dropdown > .nav-dropdown-trigger {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.8125rem;
    font-weight: 500;
    transition: color 0.2s ease;
    padding: 0.5rem 0.65rem;
    border-radius: var(--radius-sm);
}

.nav-links > a:hover,
.nav-dropdown:hover > .nav-dropdown-trigger {
    color: var(--text-primary);
    background: rgba(255,255,255,0.04);
}

.nav-links > a.active {
    color: var(--accent-teal);
}

.nav-cta {
    background: var(--accent-teal) !important;
    color: var(--bg-primary) !important;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-sm) !important;
    font-weight: 600 !important;
    transition: all 0.2s ease;
    margin-left: 0.5rem;
}

.nav-cta:hover {
    background: var(--accent-teal-light) !important;
}

/* Dropdown */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    cursor: pointer;
    background: none;
    border: none;
    font-family: inherit;
}

.nav-dropdown-trigger::after {
    content: '';
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    transition: transform 0.2s ease;
}

.nav-dropdown:hover .nav-dropdown-trigger::after {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 220px;
    background: rgba(10,10,10,0.98);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(8px);
    transition: all 0.2s ease;
    backdrop-filter: blur(20px);
    box-shadow: 0 16px 48px rgba(0,0,0,0.5);
}

.nav-dropdown:hover .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.nav-dropdown-menu a {
    display: block;
    padding: 0.6rem 0.85rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all 0.15s ease;
}

.nav-dropdown-menu a:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.06);
}

.nav-dropdown-menu a .menu-desc {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-top: 0.15rem;
}

/* Mobile menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: all 0.3s ease;
}

.mobile-menu-btn.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-btn.open span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-nav {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.97);
    z-index: 999;
    padding: 2rem;
    overflow-y: auto;
    backdrop-filter: blur(20px);
}

.mobile-nav.open { display: block; }

.mobile-nav a {
    display: block;
    padding: 0.85rem 0;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav a:hover { color: var(--text-primary); }

.mobile-nav .mobile-section-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 1.25rem 0 0.25rem;
    border-bottom: none;
}

.mobile-nav .mobile-cta {
    display: inline-block;
    margin-top: 1.5rem;
    background: var(--accent-teal);
    color: var(--bg-primary);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
section {
    padding: 50px 2rem;
    position: relative;
}

.section-container {
    max-width: 1100px;
    margin: 0 auto;
}

.bg-subtle { background: var(--bg-subtle); }
.text-center { text-align: center; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

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

.btn-primary:hover {
    background: var(--accent-teal-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(20, 184, 166, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-secondary);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
}

/* ============================================================
   COMMON COMPONENTS
   ============================================================ */

/* Page Header (used on inner pages) */
.page-header {
    padding: 120px 2rem 50px;
    background: var(--bg-primary);
    text-align: center;
}

.page-header h1 {
    margin-bottom: 0.75rem;
}

.page-header .accent { color: var(--accent-teal); }

.page-header p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    max-width: 640px;
    margin: 0 auto;
}

.page-header .breadcrumb {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

.page-header .breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
}

.page-header .breadcrumb a:hover { color: var(--accent-teal); }

/* Pull Quote */
.pull-quote {
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.1) 0%, rgba(20, 184, 166, 0.02) 100%);
    border-left: 3px solid var(--accent-teal);
    padding: 1.25rem 1.5rem;
    margin: 1.25rem 0;
    font-size: 1.0625rem;
    color: var(--text-primary);
    font-style: italic;
}

/* Solution Box */
.solution-box {
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.12) 0%, rgba(20, 184, 166, 0.02) 100%);
    border: 1px solid var(--accent-teal);
    border-radius: var(--radius-xl);
    padding: 2rem;
    max-width: 800px;
    margin: 1.5rem auto;
    text-align: center;
}

.solution-box h3 { font-size: 1.375rem; margin-bottom: 0.5rem; }
.solution-box p { color: var(--text-secondary); font-size: 1rem; }

/* Two-column layout */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.two-col.reverse { direction: rtl; }
.two-col.reverse > * { direction: ltr; }

.two-col-text h2 { margin-bottom: 1rem; }
.two-col-text p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 0.75rem;
}

.two-col-text .highlight { color: var(--accent-teal); font-weight: 500; }

.two-col-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all 0.2s ease;
}

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

.card h4 {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.55;
}

.card .mini {
    margin-top: 0.7rem;
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.45;
}

/* Advantages Grid */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.advantage-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.25rem;
}

.advantage-card h4 {
    font-size: 0.9375rem;
    margin-bottom: 0.375rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.advantage-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Process Cards */
.process-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.process-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: left;
}

.process-card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.process-card-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-teal);
    color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.process-card h3 { font-size: 1rem; }
.process-card p { color: var(--text-secondary); font-size: 0.9375rem; }

/* Agent cards */
.agent-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.agent-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1rem;
    text-align: center;
}

.agent-card h4 { font-size: 1rem; margin-bottom: 0.375rem; }
.agent-card p { color: var(--text-secondary); font-size: 0.8125rem; }
.agent-card .agent-icon { font-size: 1.5rem; margin-bottom: 0.75rem; }

/* Debate iteration */
.debate-iteration {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin: 2rem 0;
}

.debate-iteration h3 { text-align: center; margin-bottom: 1.5rem; }

.iteration-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.iteration-agent {
    background: var(--bg-subtle);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    text-align: center;
    min-width: 140px;
}

.iteration-agent.advocate { border-color: rgba(34, 197, 94, 0.3); background: rgba(34, 197, 94, 0.05); }
.iteration-agent.opposition { border-color: rgba(239, 68, 68, 0.3); background: rgba(239, 68, 68, 0.05); }
.iteration-agent.evaluator { border-color: rgba(168, 85, 247, 0.3); background: rgba(168, 85, 247, 0.05); }

.iteration-arrow { color: var(--accent-teal); font-size: 1.5rem; }

.iteration-loop {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 1rem;
    justify-content: center;
}

/* Assumption list */
.assumption-list { display: grid; gap: 0.75rem; margin-top: 1rem; }

.assumption-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0.875rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.875rem;
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.assumption-item::before { content: '⚠'; color: #ef4444; }

/* Governance Params */
.governance-params {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.875rem;
    max-width: 850px;
    margin: 0 auto;
}

.governance-param {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1rem 0.75rem;
    text-align: center;
}

.governance-param h4 { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 0.25rem; font-weight: 500; }
.governance-param .value { font-size: 1.25rem; font-weight: 700; color: var(--accent-teal); }

/* Case Metrics */
.case-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.25rem;
}

.case-metric {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1rem;
    text-align: center;
}

.case-metric .value { font-size: 1.5rem; font-weight: 700; color: var(--accent-teal); }
.case-metric .label { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.25rem; }

/* FAQ */
.faq-grid { display: grid; gap: 0.75rem; max-width: 750px; margin: 0 auto; }

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-question {
    padding: 1rem 1.25rem;
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after { content: '+'; font-size: 1.25rem; color: var(--accent-teal); }
.faq-item.open .faq-question::after { content: '−'; }
.faq-answer { padding: 0 1.25rem 1rem; color: var(--text-secondary); font-size: 0.9375rem; display: none; }
.faq-item.open .faq-answer { display: block; }

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.75rem 1.5rem;
    position: relative;
}

.pricing-card.featured {
    border-color: var(--accent-teal);
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.08) 0%, var(--bg-card) 100%);
    box-shadow: 0 10px 40px rgba(20, 184, 166, 0.12);
}

.pricing-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-teal);
    color: var(--bg-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
}

.pricing-tier { font-size: 1.0625rem; font-weight: 600; margin-bottom: 0.25rem; }

.pricing-price { font-size: 2.25rem; font-weight: 700; margin-bottom: 0.25rem; }
.pricing-price span { font-size: 0.875rem; font-weight: 400; color: var(--text-secondary); }

.pricing-desc {
    color: var(--text-secondary);
    font-size: 0.8125rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-subtle);
}

.pricing-features { list-style: none; margin-bottom: 1.25rem; }

.pricing-features li {
    color: var(--text-secondary);
    font-size: 0.8125rem;
    padding: 0.3rem 0;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.pricing-features li::before { content: '✓'; color: var(--accent-teal); font-weight: 600; flex-shrink: 0; }

.pricing-btn {
    display: block;
    width: 100%;
    padding: 0.75rem;
    background: transparent;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pricing-btn:hover {
    background: var(--accent-teal);
    border-color: var(--accent-teal);
    color: var(--bg-primary);
}

.pricing-card.featured .pricing-btn {
    background: var(--accent-teal);
    border-color: var(--accent-teal);
    color: var(--bg-primary);
}

.pricing-card.evaluation {
    opacity: 0.85;
    border-style: dashed;
}

.pricing-card.evaluation .pricing-tier { color: var(--text-muted); }

.evaluation-notice {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.6rem;
    margin-bottom: 0.75rem;
    font-size: 0.6875rem;
    color: var(--text-muted);
    text-align: center;
    border: 1px dashed var(--border-subtle);
}

/* CTA Section */
.cta-section { text-align: center; padding: 60px 2rem; }
.cta-section h2 { margin-bottom: 0.5rem; }

.cta-section p {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    margin-bottom: 1.5rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .tagline { font-size: 0.9375rem; color: var(--text-muted); margin-top: 1.25rem; }

/* Interstitial */
.interstitial { padding: 60px 2rem; text-align: center; }
.interstitial h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); margin-bottom: 0.75rem; }

.interstitial p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Visual section */
.visual-section { padding: 40px 2rem; text-align: center; }
.visual-section h2 { margin-bottom: 0.75rem; }

.visual-section > p {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    margin-bottom: 1.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.visual-section .visual-container,
.interstitial .visual-container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 20px;
    margin: 0 auto;
}

.visual-section .visual-container { max-width: 900px; }
.interstitial .visual-container { max-width: 700px; }

/* Trust Items */
.trust-strip-new {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.trust-item svg { width: 14px; height: 14px; color: var(--accent-teal); }

/* Founding Banner */
.founding-banner {
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.08) 0%, rgba(20, 184, 166, 0.02) 100%);
    border: 1px solid rgba(20, 184, 166, 0.3);
    border-radius: var(--radius-lg);
    max-width: 520px;
}

.founding-banner-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-teal);
    margin-bottom: 0.35rem;
}

.founding-banner p { color: var(--text-secondary); font-size: 0.8125rem; margin: 0; line-height: 1.5; }
.founding-banner a { color: var(--accent-teal); text-decoration: none; }
.founding-banner a:hover { text-decoration: underline; }

/* Page Cross-Links */
.cross-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.cross-link {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.cross-link:hover {
    border-color: var(--accent-teal);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.cross-link .link-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-teal);
    margin-bottom: 0.35rem;
}

.cross-link .link-title {
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.cross-link .link-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    background: var(--bg-subtle);
    border-top: 1px solid var(--border-subtle);
    padding: 30px 2rem 25px;
}

.footer-container { max-width: 1100px; margin: 0 auto; }

.footer-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-subtle);
}

.footer-logo { display: flex; align-items: center; gap: 0.5rem; }
.footer-logo img { height: 26px; width: auto; }
.footer-logo span { font-size: 1rem; font-weight: 600; }

.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.8125rem; }
.footer-links a:hover { color: var(--text-primary); }

.footer-bottom { text-align: center; font-size: 0.6875rem; color: var(--text-muted); }
.footer-bottom p { margin-bottom: 0.25rem; }

/* ============================================================
   COOKIE CONSENT
   ============================================================ */
.cookie-overlay {
    position: fixed; inset: 0; background: rgba(0, 0, 0, 0.7);
    z-index: 9998; opacity: 0; visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.cookie-overlay.visible { opacity: 1; visibility: visible; }

.cookie-modal {
    position: fixed; bottom: 1rem; left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-subtle);
    max-width: 480px; width: calc(100% - 2rem);
    z-index: 9999; opacity: 0; visibility: hidden;
    transition: all 0.3s ease;
}
.cookie-modal.visible { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }

.cookie-header { padding: 1.25rem 1.25rem 0; }
.cookie-header h3 { font-size: 1rem; margin-bottom: 0.25rem; }
.cookie-header p { color: var(--text-secondary); font-size: 0.75rem; }
.cookie-header a { color: var(--accent-teal); text-decoration: none; }

.cookie-options { padding: 1rem 1.25rem; display: flex; flex-direction: column; gap: 0.5rem; }

.cookie-option {
    display: flex; align-items: flex-start; gap: 0.5rem;
    padding: 0.5rem; background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm); border: 1px solid var(--border-subtle);
}

.cookie-checkbox { width: 14px; height: 14px; margin-top: 2px; accent-color: var(--accent-teal); }
.cookie-option-title { font-weight: 600; font-size: 0.75rem; }
.cookie-option-desc { font-size: 0.6875rem; color: var(--text-secondary); }
.cookie-required { font-size: 0.625rem; color: var(--text-muted); font-style: italic; }

.cookie-actions { padding: 0 1.25rem 1.25rem; display: flex; gap: 0.5rem; }

.cookie-btn {
    flex: 1; padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm); font-size: 0.75rem;
    font-weight: 500; cursor: pointer;
    transition: all 0.2s ease; border: none;
}

.cookie-btn-secondary {
    background: transparent; color: var(--text-primary);
    border: 1px solid var(--border-medium);
}

.cookie-btn-primary { background: var(--accent-teal); color: var(--bg-primary); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .two-col { grid-template-columns: 1fr; gap: 2rem; }
    .two-col.reverse { direction: ltr; }
    .agent-cards { grid-template-columns: repeat(2, 1fr); }
    .governance-params { grid-template-columns: repeat(3, 1fr); }
    .advantages-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    section { padding: 40px 1.5rem; }
    .nav-links { display: none; }
    .mobile-menu-btn { display: block; }

    .agent-cards, .pricing-grid { grid-template-columns: 1fr; }
    .governance-params { grid-template-columns: repeat(2, 1fr); }
    .case-metrics { grid-template-columns: 1fr; }
    .iteration-flow { flex-direction: column; }
    .iteration-arrow { transform: rotate(90deg); }

    .footer-main { flex-direction: column; gap: 1rem; }
    .cross-links { grid-template-columns: 1fr; }
    .page-header { padding: 100px 1.5rem 40px; }
}