/* ============================================
   GRAVA Landing Page Styles
   Basis: Designsystem "Trail" (style.css)
   ============================================ */

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
    padding: 64px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .hero {
        grid-template-columns: 1fr 1fr;
        padding: 96px 48px;
    }
}

/* Single Column Hero */
.hero--single-column {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 80px 24px;
}

@media (min-width: 768px) {
    .hero--single-column {
        grid-template-columns: 1fr;
        padding: 120px 48px;
    }
}

.hero--single-column .hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(135deg, var(--accent) 0%, #d88a47 100%);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(191, 122, 58, 0.3);
}

.hero-data-types {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
}

.data-type {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    background: var(--surface);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.data-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.data-label {
    font-size: 15px;
    line-height: 1.5;
    color: var(--text);
}

.hero-vision {
    padding: 16px 20px;
    background: var(--surface-alt);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius-sm);
    font-size: 15px;
    line-height: 1.6;
    color: var(--text);
    margin: 20px 0;
}

.hero-title {
    font-size: 40px;
    font-weight: 700;
    line-height: 1.1;
    margin: 0 0 24px 0;
    color: var(--text);
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 52px;
    }
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.6;
    color: var(--muted);
    margin: 0 0 24px 0;
}

.hero-trust-badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(47, 82, 51, 0.08);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    margin: 0 0 24px 0;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    margin-bottom: 20px;
}

.hero--single-column .hero-cta {
    justify-content: center;
}

.hero--single-column .hero-trust {
    justify-content: center;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin: 0;
    font-size: 14px;
    color: var(--muted);
}

.trust-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.btn-appstore {
    display: inline-block;
    transition: opacity 0.2s;
}

.btn-appstore:hover {
    opacity: 0.85;
}

.appstore-badge {
    height: 48px;
    width: auto;
}

.btn-appstore-large .appstore-badge {
    height: 56px;
}

.hero-visual {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, rgba(47, 82, 51, 0.05) 0%, rgba(191, 122, 58, 0.05) 100%);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-screenshots {
    display: flex;
    gap: 16px;
    align-items: center;
    justify-content: center;
    padding: 24px;
    height: 100%;
}

.hero-screenshot {
    max-width: 45%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    object-fit: contain;
}

@media (min-width: 768px) {
    .hero-screenshots {
        gap: 24px;
        padding: 32px;
    }

    .hero-screenshot {
        max-width: 280px;
    }
}

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-link {
    display: inline-block;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--primary);
    color: var(--bg);
    border: 2px solid var(--primary);
}

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    text-decoration: none;
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--border-strong);
}

.btn-secondary:hover {
    border-color: var(--primary);
    text-decoration: none;
}

.btn-link {
    background: transparent;
    color: var(--primary);
    border: none;
    padding: 14px 0;
}

.btn-large {
    padding: 18px 36px;
    font-size: 18px;
}

/* Stats Section */
.stats-section {
    background: var(--primary);
    color: var(--bg);
    padding: 80px 24px;
}

.stats-container {
    max-width: 1200px;
    margin: 0 auto;
}

.stats-heading {
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--primary-weak);
    margin: 0 0 12px 0;
}

.stats-subheading {
    text-align: center;
    font-size: 15px;
    font-weight: 400;
    color: var(--primary-weak);
    margin: 0 0 48px 0;
    opacity: 0.9;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-card {
    text-align: center;
    padding: 32px 24px;
    border: 1px solid rgba(244, 241, 234, 0.2);
    border-radius: var(--radius);
    background: rgba(244, 241, 234, 0.05);
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
    color: var(--bg);
    margin: 0 0 8px 0;
}

@media (min-width: 768px) {
    .stat-number {
        font-size: 56px;
    }
}

.stat-label {
    font-size: 13px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary-weak);
}

.stats-note {
    text-align: center;
    font-size: 14px;
    color: var(--primary-weak);
    margin: 32px 0 0 0;
}

/* Features Section */
.features-section {
    padding: 80px 24px;
    background: var(--bg);
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

@media (min-width: 768px) {
    .features-container {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }
}

.feature-card {
    text-align: center;
    padding: 24px;
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 12px 0;
}

.feature-description {
    font-size: 16px;
    line-height: 1.6;
    color: var(--muted);
    margin: 0;
}

.feature-note {
    display: block;
    margin-top: 12px;
    font-size: 14px;
    font-style: italic;
    color: var(--primary);
}

/* How it works Section */
.how-section {
    padding: 80px 24px;
    background: var(--surface);
}

.how-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-heading {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 64px 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

@media (min-width: 768px) {
    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }
}

.step {
    text-align: center;
    padding: 24px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--bg);
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 24px;
}

.step-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 12px 0;
}

.step-description {
    font-size: 16px;
    line-height: 1.6;
    color: var(--muted);
    margin: 0;
}

/* FAQ Section */
.faq-section {
    padding: 80px 24px;
    background: var(--bg);
}

.faq-container {
    max-width: 1000px;
    margin: 0 auto;
}

.faq-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 48px;
}

@media (min-width: 768px) {
    .faq-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

.faq-item {
    padding: 24px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.faq-question {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 12px 0;
}

.faq-answer {
    font-size: 16px;
    line-height: 1.6;
    color: var(--muted);
    margin: 0;
}

.faq-trust-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    padding: 10px 20px;
    background: var(--surface);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    border: 1px solid var(--border);
}

/* Community Gallery Section */
.community-gallery-section {
    padding: 80px 24px;
    background: var(--surface);
}

.community-gallery-container {
    max-width: 1200px;
    margin: 0 auto;
}

.gallery-heading {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 12px 0;
}

.gallery-subheading {
    text-align: center;
    font-size: 16px;
    color: var(--muted);
    margin: 0 0 48px 0;
}

.gallery {
    position: relative;
    background: var(--bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
}

.gallery-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    padding: 20px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.gallery-btn {
    background: var(--primary);
    color: var(--bg);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.gallery-btn:hover {
    background: var(--primary-hover);
}

.gallery-indicators {
    display: flex;
    gap: 12px;
}

.gallery-indicator {
    background: transparent;
    color: var(--muted);
    border: none;
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    transition: color 0.2s;
}

.gallery-indicator:hover {
    color: var(--primary);
}

.gallery-indicator.active {
    color: var(--primary);
}

.gallery-slides {
    position: relative;
    min-height: 500px;
}

.gallery-slide {
    display: none;
    padding: 40px 24px;
}

.gallery-slide.active {
    display: block;
}

.slide-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 24px 0;
    text-align: center;
}

.slide-note {
    text-align: center;
    font-size: 14px;
    color: var(--muted);
    margin: 24px 0 0 0;
    font-style: italic;
}

/* Slide 1: Map */
.landing-map {
    width: 100%;
    height: 500px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
}

/* Slide 2: Routes Table */
.recent-routes-table {
    max-width: 900px;
    margin: 0 auto;
    overflow-x: auto;
}

.routes-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
}

.routes-table thead {
    background: var(--surface);
    border-bottom: 2px solid var(--border);
}

.routes-table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text);
}

.routes-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.routes-table tbody tr:hover {
    background: var(--surface);
}

.routes-table a {
    color: var(--primary);
    text-decoration: none;
}

.routes-table a:hover {
    text-decoration: underline;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--muted);
    font-size: 16px;
}

/* Slide 3: App Screenshots */
.app-screenshots-placeholder,
.app-screenshots {
    display: flex;
    gap: 24px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    max-width: 900px;
    margin: 0 auto;
}

.screenshot-box {
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    aspect-ratio: 9/16;
    background: var(--surface);
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.screenshot-item {
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.screenshot-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius);
}

.screenshot-placeholder-text {
    text-align: center;
    color: var(--muted);
    font-size: 14px;
    padding: 20px;
}

.gallery-footer {
    text-align: center;
    font-size: 15px;
    color: var(--muted);
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

/* CTA Section */
.cta-section {
    padding: 96px 24px;
    background: var(--surface-alt);
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.cta-heading {
    font-size: 36px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 16px 0;
}

@media (min-width: 768px) {
    .cta-heading {
        font-size: 42px;
    }
}

.cta-description {
    font-size: 18px;
    line-height: 1.6;
    color: var(--muted);
    margin: 0 0 32px 0;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

@media (min-width: 768px) {
    .cta-buttons {
        flex-direction: row;
        justify-content: center;
    }
}