/* Chronoid app-inspired design system */
:root {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --bg-card: #1e1e1e;
    --bg-hover: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #d4d4d4;
    --text-muted: #9ca3af;
    --accent-orange: #f59e0b;
    --accent-yellow: #fbbf24;
    --accent-green: #10b981;
    --accent-blue: #3b82f6;
    --gradient-primary: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    --gradient-subtle: linear-gradient(
        135deg,
        rgba(245, 158, 11, 0.08) 0%,
        rgba(251, 191, 36, 0.08) 100%
    );
    --border-color: #2a2a2a;
    --border-light: #3a3a3a;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
    --shadow-md:
        0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg:
        0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl:
        0 20px 25px -5px rgba(0, 0, 0, 0.4),
        0 10px 10px -5px rgba(0, 0, 0, 0.3);
    --blur-bg: rgba(15, 15, 15, 0.9);
    --blur-card: rgba(30, 30, 30, 0.8);
}

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

body {
    font-family:
        -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter",
        "Segoe UI", sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

main {
    margin: 2rem 0;
}

/* Global styles */
::selection {
    background: var(--accent-blue);
    color: var(--bg-primary);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
header {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.header-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
}

/* Gradient mesh background */
.mesh-gradient {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-image:
        radial-gradient(
            at 40% 20%,
            rgba(245, 158, 11, 0.05) 0px,
            transparent 50%
        ),
        radial-gradient(
            at 80% 0%,
            rgba(251, 191, 36, 0.03) 0px,
            transparent 50%
        ),
        radial-gradient(
            at 0% 50%,
            rgba(16, 185, 129, 0.02) 0px,
            transparent 50%
        ),
        radial-gradient(
            at 80% 50%,
            rgba(245, 158, 11, 0.04) 0px,
            transparent 50%
        ),
        radial-gradient(
            at 0% 100%,
            rgba(251, 191, 36, 0.03) 0px,
            transparent 50%
        );
    animation: meshRotate 60s ease infinite;
    filter: blur(40px);
    opacity: 0.6;
}

@keyframes meshRotate {
    0% {
        transform: rotate(0deg) scale(1);
    }
    50% {
        transform: rotate(180deg) scale(1.1);
    }
    100% {
        transform: rotate(360deg) scale(1);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(3.5rem, 10vw, 6rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.04em;
    line-height: 1.2;
    background: linear-gradient(
        to bottom,
        var(--text-primary) 0%,
        var(--text-secondary) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-weight: 400;
    line-height: 1.5;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gradient-primary);
    color: white;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    border: none;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.2);
}

.cta-button:hover {
    background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(245, 158, 11, 0.3);
}

.cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--text-primary);
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    border: 1px solid var(--border-light);
}

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

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--blur-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.25rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

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

.download-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gradient-primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    box-shadow: 0 3px 10px rgba(245, 158, 11, 0.2);
}

.download-button:hover {
    background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
    transform: translateY(-1px);
    box-shadow: 0 5px 14px rgba(245, 158, 11, 0.3);
}

/* Sections */
section {
    padding: 6rem 0;
    position: relative;
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
    line-height: 1.6;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 4rem;
}

.feature-card {
    background: var(--blur-card);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.2s ease;
    position: relative;
}

.feature-card:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Media Section */
.media-section {
    margin: 4rem 0;
}

.media-grid {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

.media-item {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.2s ease;
}

.media-item:hover {
    border-color: var(--border-light);
    transform: scale(1.01);
}

.media-screenshot {
    width: 100%;
    height: auto;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    loading: lazy;
    transition: transform 0.2s ease;
}

.media-screenshot:hover {
    transform: scale(1.02);
}

.screenshot-placeholder,
.video-placeholder {
    width: 100%;
    aspect-ratio: 16 / 10;
    background: var(--bg-tertiary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--text-muted);
    font-size: 0.875rem;
    position: relative;
    overflow: hidden;
}

.video-placeholder {
    aspect-ratio: 16 / 9;
}

.placeholder-icon {
    width: 48px;
    height: 48px;
    background: var(--bg-hover);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.media-caption {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.media-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.media-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Two column layout for larger screens */
@media (min-width: 768px) {
    .media-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* App Preview */
.app-preview {
    margin: 6rem 0;
}

.app-screenshot {
    max-width: 100%;
    border-radius: 16px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
    loading: lazy;
    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.app-screenshot:hover {
    transform: translateY(-4px);
    box-shadow: 0 35px 60px -12px rgba(0, 0, 0, 0.6);
}

/* Stats Section */
.stats-section {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 4rem 3rem;
    margin: 6rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-item {
    position: relative;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--text-primary);
    display: block;
    letter-spacing: -0.03em;
    line-height: 1;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-top: 0.5rem;
    font-weight: 500;
}

/* Download Section */
.download-section {
    text-align: center;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 5rem 3rem;
    margin: 6rem 0;
    position: relative;
    overflow: hidden;
}

.download-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--mesh-gradient);
    opacity: 0.3;
    pointer-events: none;
}

.download-content {
    position: relative;
    z-index: 1;
}

.download-options {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

/* Footer */
footer {
    background: var(--bg-secondary);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

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

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .container-narrow {
        padding: 0 1.5rem;
    }

    .nav-left {
        gap: 1rem;
    }

    .nav-links {
        display: none;
    }

    .nav-download {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero-title {
        font-size: clamp(2.5rem, 10vw, 4rem);
        line-height: 1.1;
    }

    .hero-subtitle {
        font-size: 1.125rem;
        margin-bottom: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .media-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

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

    .download-options {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }

    .cta-button,
    .cta-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    section {
        padding: 4rem 0;
    }

    .stats-section,
    .download-section {
        padding: 3rem 2rem;
        margin: 4rem 0;
    }
}

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

    .stat-number {
        font-size: 2.5rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Scroll animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--bg-hover);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
}

.badge-new {
    background: var(--gradient-primary);
    color: white;
    border-color: var(--accent-orange);
}

/* Pricing Section */
.pricing-section {
    text-align: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem 2rem;
    margin: 4rem 0;
    position: relative;
    overflow: hidden;
}

.pricing-card {
    max-width: 480px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 2px solid var(--border-light);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-orange);
    box-shadow: 0 20px 40px rgba(255, 149, 0, 0.2);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 0.375rem 1.5rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.75rem;
    margin: 1.5rem 0;
}

.price-current {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
}

.price-original {
    font-size: 1.5rem;
    color: var(--text-muted);
    text-decoration: line-through;
    font-weight: 400;
}

.pricing-features {
    list-style: none;
    margin: 1.5rem 0;
    text-align: left;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.25rem 1rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.pricing-features li::before {
    content: "✓";
    color: var(--accent-green);
    font-weight: bold;
    font-size: 1rem;
    flex-shrink: 0;
}

.pricing-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.cta-purchase {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--gradient-primary);
    color: white;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.2);
}

.cta-purchase:hover {
    background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(245, 158, 11, 0.3);
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 0;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.2s ease;
}

.faq-item:hover {
    border-color: var(--border-light);
}

.faq-item.active {
    border-color: var(--accent-orange);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 1.5rem 2rem;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
    letter-spacing: -0.01em;
    position: relative;
    z-index: 1;
}

.faq-question::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-hover);
    opacity: 0;
    transition: opacity 0.2s ease;
    z-index: -1;
    border-radius: 12px;
}

.faq-question:hover::before {
    opacity: 1;
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-secondary);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer-content {
    padding: 1rem 2rem 1.5rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

@media (max-width: 768px) {
    .pricing-section {
        padding: 2rem 1.5rem;
        margin: 3rem 0;
    }

    .pricing-features {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }

    .faq-question {
        padding: 1.25rem 1.5rem;
        font-size: 1rem;
    }

    .faq-answer-content {
        padding: 0 1.5rem 1.25rem;
    }
}

/* Roadmap Section Styles */
.roadmap-container {
    margin-top: 4rem;
}

.roadmap-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.roadmap-quarter {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    position: relative;
    transition: all 0.2s ease;
}

.roadmap-quarter:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.roadmap-quarter-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.roadmap-items {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.roadmap-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.2s ease;
}

.roadmap-item:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
}

.roadmap-item.completed {
    opacity: 0.8;
}

.roadmap-item.completed .roadmap-icon {
    background: var(--accent-green);
    color: var(--bg-primary);
    border-color: var(--accent-green);
}

.roadmap-item.in-progress .roadmap-icon {
    background: var(--accent-orange);
    color: var(--bg-primary);
    border-color: var(--accent-orange);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.roadmap-icon {
    width: 40px;
    height: 40px;
    background: var(--bg-hover);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.roadmap-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    letter-spacing: -0.01em;
}

.roadmap-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.roadmap-cta {
    text-align: center;
    padding: 3rem;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-color);
    border-radius: 16px;
}

@media (max-width: 768px) {
    .roadmap-timeline {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .roadmap-quarter {
        padding: 1.5rem;
    }

    .roadmap-item {
        padding: 0.75rem;
    }

    .roadmap-icon {
        width: 36px;
        height: 36px;
        font-size: 1.125rem;
    }
}