/* ═══════════════════════════════════════════════════════════════════════════
   StasysOS Landing Page — Industrial Dark Theme
   Inspired by hexagon metallic logo aesthetic
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
    /* Core Colors - Dark Metallic Palette */
    --bg-primary: #0a0a0c;
    --bg-secondary: #111115;
    --bg-tertiary: #18181d;
    --bg-card: #1a1a20;
    --bg-card-hover: #222228;

    /* Accent - Steel Blue / Metallic */
    --accent-primary: #5fa8d3;
    --accent-secondary: #7ec8e3;
    --accent-glow: rgba(95, 168, 211, 0.3);
    --accent-dark: #3d7a9e;

    /* Text */
    --text-primary: #f0f0f2;
    --text-secondary: #a0a0a8;
    --text-muted: #6a6a72;

    /* Borders */
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-medium: rgba(255, 255, 255, 0.1);
    --border-accent: rgba(95, 168, 211, 0.3);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px var(--accent-glow);

    /* Typography */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Navigation
   ═══════════════════════════════════════════════════════════════════════════ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 12, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 36px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

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

.nav-cta {
    background: var(--accent-primary);
    color: var(--bg-primary) !important;
    padding: 10px 24px;
    border-radius: 6px;
    font-weight: 600 !important;
    transition: all 0.2s !important;
}

.nav-cta:hover {
    background: var(--accent-secondary);
    box-shadow: var(--shadow-glow);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: 0.3s;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Hero Section
   ═══════════════════════════════════════════════════════════════════════════ */

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 24px 80px;
    text-align: center;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.hex-grid {
    position: absolute;
    inset: -50%;
    background-image:
        linear-gradient(30deg, var(--border-subtle) 12%, transparent 12.5%, transparent 87%, var(--border-subtle) 87.5%, var(--border-subtle)),
        linear-gradient(150deg, var(--border-subtle) 12%, transparent 12.5%, transparent 87%, var(--border-subtle) 87.5%, var(--border-subtle)),
        linear-gradient(30deg, var(--border-subtle) 12%, transparent 12.5%, transparent 87%, var(--border-subtle) 87.5%, var(--border-subtle)),
        linear-gradient(150deg, var(--border-subtle) 12%, transparent 12.5%, transparent 87%, var(--border-subtle) 87.5%, var(--border-subtle)),
        linear-gradient(60deg, rgba(255, 255, 255, 0.03) 25%, transparent 25.5%, transparent 75%, rgba(255, 255, 255, 0.03) 75%, rgba(255, 255, 255, 0.03)),
        linear-gradient(60deg, rgba(255, 255, 255, 0.03) 25%, transparent 25.5%, transparent 75%, rgba(255, 255, 255, 0.03) 75%, rgba(255, 255, 255, 0.03));
    background-size: 80px 140px;
    background-position: 0 0, 0 0, 40px 70px, 40px 70px, 0 0, 40px 70px;
    opacity: 0.4;
    animation: hexFloat 60s linear infinite;
}

@keyframes hexFloat {
    0% {
        transform: translate(0, 0) rotate(0deg);
    }

    100% {
        transform: translate(-80px, -140px) rotate(1deg);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--accent-primary);
    background: rgba(95, 168, 211, 0.1);
    border: 1px solid var(--border-accent);
    padding: 8px 20px;
    border-radius: 30px;
    margin-bottom: 32px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(32px, 6vw, 56px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
}

.title-line {
    display: block;
    color: var(--text-secondary);
}

.title-line.highlight {
    color: var(--text-primary);
    text-shadow: 0 0 60px var(--accent-glow);
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--accent-secondary);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.btn-icon {
    font-size: 12px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    color: var(--accent-primary);
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-medium);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 12px;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

/* ═══════════════════════════════════════════════════════════════════════════
   Section Styles
   ═══════════════════════════════════════════════════════════════════════════ */

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header.light h2 {
    color: var(--text-primary);
}

.section-badge {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--accent-primary);
    margin-bottom: 16px;
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 16px;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Strategic Relevance Section
   ═══════════════════════════════════════════════════════════════════════════ */

.strategic-relevance {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

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

.relevance-item {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--accent-primary);
    border-radius: 8px;
    transition: all 0.3s;
}

.relevance-item:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card-hover);
}

.relevance-icon {
    color: var(--accent-primary);
    font-size: 16px;
}

.relevance-item h3 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.relevance-item p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Integration Model Section
   ═══════════════════════════════════════════════════════════════════════════ */

.integration-model {
    padding: var(--section-padding) 0;
    background: var(--bg-tertiary);
}

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

.integration-text {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 48px;
}

.integration-lead {
    font-size: 20px;
    line-height: 1.6;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.integration-lead strong {
    color: var(--accent-primary);
}

.integration-note {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-subtle);
}

.integration-points {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    text-align: left;
}

.integration-points li {
    padding: 12px 16px;
    padding-left: 40px;
    position: relative;
    background: var(--bg-tertiary);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.integration-points li::before {
    content: '→';
    position: absolute;
    left: 16px;
    color: var(--accent-primary);
    font-weight: 700;
}

.institutional-readiness {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-subtle);
    font-family: var(--font-display);
    font-size: 13px;
    letter-spacing: 1px;
    color: var(--accent-primary);
    text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Features Section
   ═══════════════════════════════════════════════════════════════════════════ */

.features {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 40px 32px;
    transition: all 0.3s;
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-accent);
    transform: translateY(-4px);
}

.feature-card.featured {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(95, 168, 211, 0.1);
    border-radius: 12px;
    margin-bottom: 24px;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent-primary);
}

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.feature-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent-primary);
    background: rgba(95, 168, 211, 0.1);
    padding: 6px 12px;
    border-radius: 4px;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Technology Section
   ═══════════════════════════════════════════════════════════════════════════ */

.technology {
    padding: var(--section-padding) 0;
}

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.tech-content .section-badge {
    display: block;
    margin-bottom: 16px;
}

.tech-content h2 {
    font-family: var(--font-display);
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.tech-lead {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
}

.tech-lead strong {
    color: var(--text-primary);
}

.tech-points {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tech-point {
    display: flex;
    gap: 16px;
}

.point-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(95, 168, 211, 0.15);
    color: var(--accent-primary);
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
}

.point-text strong {
    display: block;
    font-size: 15px;
    margin-bottom: 4px;
}

.point-text span {
    font-size: 14px;
    color: var(--text-muted);
}

.tech-visual {
    position: relative;
}

.code-block {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-subtle);
}

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

.dot.red {
    background: #ff5f56;
}

.dot.yellow {
    background: #ffbd2e;
}

.dot.green {
    background: #27ca40;
}

.filename {
    margin-left: auto;
    font-size: 12px;
    color: var(--text-muted);
    font-family: 'SF Mono', 'Monaco', monospace;
}

.code-block pre {
    padding: 24px;
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.8;
    overflow-x: auto;
}

.code-block code {
    color: var(--text-secondary);
}

.code-block .comment {
    color: var(--text-muted);
}

.code-block .keyword {
    color: #c792ea;
}

.code-block .number {
    color: #f78c6c;
}

.code-block .success {
    color: #27ca40;
    font-weight: 600;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Demo Section
   ═══════════════════════════════════════════════════════════════════════════ */

.demo {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.demo-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    padding: 40px;
}

.demo-preview {
    position: relative;
}

.demo-screen {
    background: var(--bg-primary);
    border: 1px solid var(--border-medium);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.demo-gcs {
    padding: 16px;
}

.gcs-header {
    font-family: var(--font-display);
    font-size: 11px;
    color: var(--accent-primary);
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
    letter-spacing: 1px;
}

.gcs-map {
    height: 200px;
    background:
        radial-gradient(circle at 30% 40%, rgba(95, 168, 211, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(95, 168, 211, 0.05) 0%, transparent 40%),
        var(--bg-secondary);
    border-radius: 8px;
    margin: 16px 0;
    position: relative;
}

.entity {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--accent-primary);
    animation: entityPulse 2s infinite;
}

.entity-1 {
    top: 30%;
    left: 25%;
    animation-delay: 0s;
}

.entity-2 {
    top: 50%;
    left: 60%;
    animation-delay: 0.5s;
}

.entity-3 {
    top: 70%;
    left: 40%;
    animation-delay: 1s;
}

@keyframes entityPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
}

.gcs-stats {
    display: flex;
    justify-content: space-between;
    font-family: monospace;
    font-size: 12px;
    color: var(--text-muted);
}

.verified {
    color: #27ca40;
}

.demo-info h3 {
    font-family: var(--font-display);
    font-size: 24px;
    margin-bottom: 20px;
}

.demo-features {
    list-style: none;
    margin-bottom: 32px;
}

.demo-features li {
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
    color: var(--text-secondary);
    font-size: 14px;
}

.demo-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: 700;
}

.btn-large {
    padding: 18px 36px;
    font-size: 16px;
}

.btn-arrow {
    transition: transform 0.2s;
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ═══════════════════════════════════════════════════════════════════════════
   Use Cases Section
   ═══════════════════════════════════════════════════════════════════════════ */

.use-cases {
    padding: var(--section-padding) 0;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.case-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s;
}

.case-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
}

.case-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.case-card h4 {
    font-family: var(--font-display);
    font-size: 16px;
    margin-bottom: 8px;
}

.case-card p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Contact Section
   ═══════════════════════════════════════════════════════════════════════════ */

.contact {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info .section-badge {
    display: block;
    margin-bottom: 16px;
}

.contact-info h2 {
    font-family: var(--font-display);
    font-size: 36px;
    margin-bottom: 20px;
}

.contact-info>p {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 40px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
}

.method-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(95, 168, 211, 0.1);
    border-radius: 12px;
    font-size: 20px;
}

.method-label {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.method-value {
    color: var(--accent-primary);
    text-decoration: none;
    font-size: 18px;
    font-weight: 500;
}

.method-value:hover {
    text-decoration: underline;
}

.contact-links {
    display: flex;
    gap: 16px;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s;
}

.social-link:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 40px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    transition: border-color 0.2s;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236a6a72' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ═══════════════════════════════════════════════════════════════════════════
   Footer
   ═══════════════════════════════════════════════════════════════════════════ */

.footer {
    padding: 80px 0 40px;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-subtle);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    height: 56px;
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
}

.footer-links {
    display: flex;
    gap: 80px;
}

.footer-col h5 {
    font-family: var(--font-display);
    font-size: 12px;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.footer-col a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    padding: 6px 0;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    padding-top: 32px;
    border-top: 1px solid var(--border-subtle);
    font-size: 13px;
    color: var(--text-muted);
}

.footer-tagline {
    color: var(--text-secondary);
}

/* ═══════════════════════════════════════════════════════════════════════════
   Responsive
   ═══════════════════════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

    .tech-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .demo-card {
        grid-template-columns: 1fr;
    }

    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
    }

    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 48px;
    }

    .footer-links {
        flex-wrap: wrap;
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}