/* Custom CSS Variables defining the Metro Map Visual Palette */
:root {
    --color-offwhite: #FBF8F0;
    --color-blue: #146C94;
    --color-moss: #557A5D;
    --color-coral: #D76756;
    --color-charcoal: #1D2A31;
    --color-soft-tan: #E4D5BC;
    --color-light-gray: #EDEDED;
    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
    --border-radius: 8px;
    --transition-speed: 0.3s;
}

/* Base Document Reset */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--color-offwhite);
    color: var(--color-charcoal);
    font-family: var(--font-primary);
    line-height: 1.6;
    padding-top: 80px; /* Offset for sticky header */
}

a {
    color: var(--color-blue);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

a:hover, a:focus {
    color: var(--color-coral);
    outline: none;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-coral);
    color: white;
    padding: 8px;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Header & Sticky Navigation */
.site-header {
    background-color: var(--color-charcoal);
    color: var(--color-offwhite);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
    border-bottom: 3px solid var(--color-coral);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-offwhite);
}

.logo-dot {
    width: 12px;
    height: 12px;
    background-color: var(--color-coral);
    border-radius: 50%;
    margin-right: 10px;
    display: inline-block;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.hamburger {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-offwhite);
    position: relative;
    transition: background 0.2s ease;
}

.hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 3px;
    background: var(--color-offwhite);
    left: 0;
    transition: transform 0.2s ease;
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

/* Desktop Navigation */
.main-nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

.main-nav a {
    color: var(--color-soft-tan);
    font-weight: 500;
    padding: 5px 10px;
}

.main-nav a:hover, .main-nav a.active {
    color: var(--color-coral);
    border-bottom: 2px solid var(--color-coral);
}

/* Hero Elements */
.hero-section {
    background-color: var(--color-charcoal);
    color: var(--color-offwhite);
    padding: 60px 20px;
    text-align: center;
    border-bottom: 4px solid var(--color-blue);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(20,108,148,0.15) 0%, transparent 70%);
    pointer-events: none;
    animation: rotateBackground 30s linear infinite;
}

@keyframes rotateBackground {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-soft-tan);
    max-width: 600px;
    margin: 0 auto 20px;
}

.timestamp-badge {
    display: inline-block;
    background-color: var(--color-blue);
    color: var(--color-offwhite);
    padding: 5px 15px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
    text-transform: uppercase;
}

/* Container Spacing */
.section-container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}

.bg-alt {
    background-color: var(--color-soft-tan);
    padding: 40px 20px;
    border-radius: var(--border-radius);
    max-width: 1160px;
}

.section-title {
    font-size: 2rem;
    color: var(--color-charcoal);
    margin-bottom: 10px;
    border-left: 5px solid var(--color-blue);
    padding-left: 15px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 30px;
}

/* Known vs Pending Legend */
.legend-card {
    background-color: var(--color-charcoal);
    color: var(--color-offwhite);
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 40px;
}

.legend-intro {
    margin-bottom: 20px;
    color: var(--color-soft-tan);
}

.legend-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.legend-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 15px;
    border-radius: 6px;
    background-color: rgba(255,255,255,0.05);
}

.legend-marker {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 3px;
}

.state-confirmed .legend-marker { background-color: var(--color-blue); }
.state-pending .legend-marker { background-color: var(--color-coral); }
.state-scheduled .legend-marker { background-color: var(--color-moss); }

.legend-text strong {
    display: block;
    margin-bottom: 5px;
}

.legend-text span {
    font-size: 0.85rem;
    color: var(--color-soft-tan);
}

/* Grid Layouts */
.grid-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.card-column {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    border-top: 5px solid var(--color-charcoal);
}

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

.column-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.completed-color { background-color: var(--color-blue); }
.scheduled-color { background-color: var(--color-moss); }

.column-desc {
    color: #666;
    font-size: 0.95rem;
    margin-bottom: 20px;
}

/* Station Nodes & Cards */
.station-card {
    background-color: var(--color-offwhite);
    border-left: 4px solid var(--color-blue);
    padding: 15px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    margin-bottom: 15px;
    transition: transform var(--transition-speed);
}

.station-card:hover {
    transform: translateX(5px);
}

.station-card.scheduled {
    border-left-color: var(--color-moss);
}

.station-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: #666;
    margin-bottom: 5px;
}

.station-date {
    font-size: 0.8rem;
    color: #666;
}

.station-match {
    font-size: 1.1rem;
    margin: 5px 0;
}

.station-outcome {
    margin-top: 10px;
    font-size: 0.9rem;
    padding: 5px 10px;
    border-radius: 4px;
    display: inline-block;
}

.station-outcome.success {
    background-color: rgba(85,122,93,0.15);
    color: var(--color-moss);
}

.penalty-score {
    display: block;
    font-size: 0.85rem;
    color: var(--color-coral);
    font-weight: bold;
}

.station-route-info {
    margin-top: 10px;
    font-size: 0.85rem;
    color: #555;
    background-color: #f0ede4;
    padding: 8px;
    border-radius: 4px;
}

/* Action Bars / Buttons */
.action-bar {
    margin: 30px 0;
    text-align: center;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color var(--transition-speed), transform var(--transition-speed);
    border: none;
}

.btn-primary {
    background-color: var(--color-blue);
    color: white;
}

.btn-primary:hover {
    background-color: var(--color-charcoal);
    color: white;
}

.btn-secondary {
    background-color: var(--color-coral);
    color: white;
}

.btn-secondary:hover {
    background-color: var(--color-charcoal);
    color: white;
}

.btn-tertiary {
    background-color: transparent;
    border: 2px solid var(--color-blue);
    color: var(--color-blue);
}

.btn-tertiary:hover {
    background-color: var(--color-blue);
    color: white;
}

/* Round of 16 Lane Stack */
.lane-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.lane-row {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.lane-badge {
    padding: 6px 15px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-confirmed {
    background-color: var(--color-blue);
    color: white;
}

.badge-pending {
    background-color: var(--color-coral);
    color: white;
}

.lane-details {
    flex-grow: 1;
}

.lane-time {
    font-size: 0.8rem;
    color: #666;
}

.lane-title {
    font-size: 1.2rem;
    margin: 5px 0;
}

.lane-destination {
    font-size: 0.9rem;
    color: var(--color-moss);
}

/* Quarter-Final Grid */
.qf-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 20px;
}

.qf-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    border-top: 5px solid var(--color-coral);
}

.qf-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-coral);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 15px;
}

/* Editorial Guide Panel */
.card-accent {
    background-color: #ededde;
    border-radius: var(--border-radius);
    padding: 40px;
    border-left: 8px solid var(--color-moss);
}

.guide-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 30px;
}

.step-num {
    width: 35px;
    height: 35px;
    background-color: var(--color-moss);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: 15px;
}

/* Info Alerts */
.info-alert {
    background-color: #E6F4F8;
    border-left: 4px solid var(--color-blue);
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 30px;
}

/* Interactive Corridor Metro Lines (routes.html) */
.map-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
}

.filter-btn {
    background: white;
    border: 2px solid var(--color-soft-tan);
    padding: 10px 20px;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-speed);
}

.filter-btn.active, .filter-btn:hover {
    background-color: var(--color-blue);
    color: white;
    border-color: var(--color-blue);
}

.corridor-stack {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.corridor-line {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 25px;
    border-left: 10px solid var(--color-blue);
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: opacity var(--transition-speed), transform var(--transition-speed);
}

.corridor-line.hidden {
    display: none;
}

.corridor-line.corridor-completed {
    border-left-color: var(--color-blue);
}

.corridor-line.corridor-scheduled {
    border-left-color: var(--color-moss);
}

.corridor-label {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #666;
    margin-bottom: 20px;
}

.corridor-stations {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    position: relative;
}

.station-node {
    background-color: var(--color-offwhite);
    padding: 12px 20px;
    border-radius: var(--border-radius);
    width: 28%;
    position: relative;
    z-index: 2;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.node-done {
    border-top: 4px solid var(--color-blue);
}

.node-future {
    border-top: 4px solid var(--color-moss);
}

.node-pending {
    border-top: 4px solid var(--color-coral);
}

.node-title {
    display: block;
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 5px;
}

.node-meta {
    font-size: 0.8rem;
    color: #666;
}

.station-line-connector {
    flex-grow: 1;
    height: 4px;
    background-color: var(--color-soft-tan);
    position: relative;
    z-index: 1;
}

/* R16 Details Page Grid */
.timeline-indicator {
    background-color: white;
    padding: 15px 25px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
    border-left: 4px solid var(--color-coral);
}

.r16-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.r16-card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    overflow: hidden;
    transition: transform var(--transition-speed);
}

.r16-card:hover {
    transform: translateY(-4px);
}

.r16-status-bar {
    padding: 8px 15px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
}

.status-confirmed .r16-status-bar {
    background-color: var(--color-blue);
    color: white;
}

.status-semi-pending .r16-status-bar {
    background-color: var(--color-moss);
    color: white;
}

.status-pending .r16-status-bar {
    background-color: var(--color-coral);
    color: white;
}

.r16-body {
    padding: 20px;
}

.r16-schedule {
    font-size: 0.85rem;
    color: #666;
    display: block;
    margin-bottom: 10px;
}

.r16-body h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
}

.r16-advance {
    font-size: 0.9rem;
    color: #555;
    background-color: var(--color-offwhite);
    padding: 10px;
    border-radius: 4px;
}

/* Path Guide Page Structure */
.guide-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.guide-card-large {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.guide-card-sidebar {
    background-color: var(--color-charcoal);
    color: var(--color-offwhite);
    border-radius: var(--border-radius);
    padding: 30px;
}

.state-explainer {
    margin: 25px 0;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-light-gray);
}

.explainer-header {
    margin-bottom: 10px;
}

.color-confirmed h3 { color: var(--color-blue); }
.color-pending h3 { color: var(--color-coral); }
.color-scheduled h3 { color: var(--color-moss); }

.timeline-list {
    list-style: none;
    margin-top: 20px;
}

.timeline-list li {
    margin-bottom: 15px;
    padding-left: 15px;
    border-left: 2px solid var(--color-coral);
}

/* Info Content Pages (About, Terms, Accessibility, etc) */
.content-page {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 50px 20px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.narrow-content {
    max-width: 800px;
    margin: 0 auto;
}

.narrow-content h2 {
    margin: 30px 0 15px;
    font-size: 1.6rem;
    color: var(--color-charcoal);
}

.narrow-content p {
    margin-bottom: 20px;
    color: #444;
}

.alert-box {
    background-color: #ededde;
    border-left: 6px solid var(--color-coral);
    padding: 20px;
    border-radius: var(--border-radius);
    margin: 30px 0;
}

/* Interactive Cookie and Contact Forms */
.styled-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 600;
}

.required {
    color: var(--color-coral);
}

.form-group input, .form-group select, .form-group textarea {
    padding: 12px;
    border: 2px solid var(--color-soft-tan);
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition-speed);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--color-blue);
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

.error-msg {
    display: none;
    color: var(--color-coral);
    font-size: 0.85rem;
}

.success-alert {
    background-color: rgba(85,122,93,0.15);
    border-left: 6px solid var(--color-moss);
    padding: 25px;
    border-radius: var(--border-radius);
    margin-top: 30px;
}

.success-alert h3 {
    color: var(--color-moss);
    margin-bottom: 10px;
}

/* Cookie Banner Styles */
.cookie-banner {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 450px;
    background-color: var(--color-charcoal);
    color: var(--color-offwhite);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    z-index: 2000;
    border-top: 5px solid var(--color-coral);
    display: none;
}

.cookie-banner-content h3 {
    margin-bottom: 10px;
}

.cookie-options {
    margin: 15px 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.cookie-option {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 0.85rem;
}

.cookie-option input {
    margin-top: 3px;
}

.cookie-banner-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.cookie-banner-actions .btn {
    padding: 8px 15px;
    font-size: 0.85rem;
}

/* Preferences Toggle Box on cookies.html */
.preferences-control-box {
    background-color: var(--color-offwhite);
    padding: 25px;
    border-radius: var(--border-radius);
    border: 2px dashed var(--color-soft-tan);
    margin-top: 35px;
}

.pref-row {
    margin: 15px 0;
}

.switch-container {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}

.cookie-trigger-btn {
    background: none;
    border: none;
    color: var(--color-soft-tan);
    text-decoration: underline;
    cursor: pointer;
    font-family: var(--font-primary);
}

.cookie-trigger-btn:hover {
    color: var(--color-coral);
}

/* Footer Assembly */
.site-footer {
    background-color: var(--color-charcoal);
    color: var(--color-offwhite);
    padding: 60px 20px 20px;
    margin-top: 60px;
    border-top: 4px solid var(--color-blue);
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 40px;
}

.footer-brand-info h3, .footer-links h4, .footer-addresses h4 {
    color: var(--color-offwhite);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-brand-info p {
    color: var(--color-soft-tan);
    font-size: 0.9rem;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--color-soft-tan);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--color-coral);
}

.address-block {
    color: var(--color-soft-tan);
    font-size: 0.9rem;
}

.mt-1 { margin-top: 15px; }

.footer-bottom {
    max-width: 1200px;
    margin: 40px auto 0;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 0.8rem;
    color: var(--color-soft-tan);
}

/* Animations */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.station-card, .lane-row, .r16-card, .corridor-line {
    animation: slideUp 0.5s ease both;
}

/* Stagger animation delay logic using simple selectors */
.station-card:nth-child(2) { animation-delay: 0.1s; }
.station-card:nth-child(3) { animation-delay: 0.2s; }
.station-card:nth-child(4) { animation-delay: 0.3s; }

/* Desktop Breakpoint 1200px */
@media (max-width: 1200px) {
    .header-container, .section-container, .footer-grid, .footer-bottom {
        max-width: 950px;
    }
}

/* Tablet Breakpoint 768px */
@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }

    .nav-toggle {
        display: block;
    }

    .main-nav {
        display: none;
        width: 100%;
        position: absolute;
        top: 100%;
        left: 0;
        background-color: var(--color-charcoal);
        padding: 20px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        border-bottom: 3px solid var(--color-blue);
    }

    .main-nav.active {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 15px;
    }

    .grid-layout, .r16-grid, .guide-grid, .footer-grid {
        grid-template-columns: 1fr;
    }

    .corridor-stations {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .station-node {
        width: 100%;
    }

    .station-line-connector {
        display: none;
    }

    .legend-grid {
        grid-template-columns: 1fr;
    }

    .guide-steps {
        grid-template-columns: 1fr;
    }

    .cookie-banner {
        width: calc(100vw - 40px);
        bottom: 20px;
        left: 20px;
        right: 20px;
    }
}

/* Small Smartphone Breakpoint 480px */
@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}