/* === Reset & Base === */

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

:root {
    --bg: #0a0a0a;
    --bg-card: #141414;
    --bg-card-hover: #1a1a1a;
    --bg-subtle: #111;
    --text: #f5f5f5;
    --text-muted: #888;
    --green: #00803f;
    --green-light: #00a854;
    --green-glow: rgba(0, 128, 63, 0.3);
    --gold: #e6bf0e;
    --gold-glow: rgba(230, 191, 14, 0.3);
    --border: rgba(255, 255, 255, 0.08);
    --radius: 16px;
    --radius-sm: 10px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    text-decoration: none;
    color: inherit;
}

/* === Navigation === */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: background var(--transition), backdrop-filter var(--transition);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
}

.logo-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--green-light), var(--green));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
    color: white;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: color var(--transition);
}

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

.nav-cta {
    background: var(--green);
    color: white !important;
    padding: 8px 20px;
    border-radius: 100px;
    font-weight: 600 !important;
    transition: background var(--transition), transform var(--transition) !important;
}

.nav-cta:hover {
    background: var(--green-light);
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* === Hero === */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--green-glow) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0.5;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.text-gradient {
    background: linear-gradient(135deg, var(--green-light), #4ade80);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gold {
    background: linear-gradient(135deg, var(--gold), #fbbf24);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.hero-platforms {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.hero-fade {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to bottom, transparent, var(--bg));
    pointer-events: none;
}

/* === Buttons === */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 100px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--green-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--green-glow);
}

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

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1.05rem;
}

/* === Phone Mockup === */

.phone-mockup {
    display: flex;
    justify-content: center;
}

.phone-frame {
    width: 280px;
    height: 580px;
    background: #1a1a1a;
    border-radius: 40px;
    border: 3px solid #333;
    padding: 12px;
    position: relative;
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.05),
        0 20px 60px rgba(0, 0, 0, 0.5),
        0 0 80px var(--green-glow);
}

.phone-notch {
    width: 120px;
    height: 28px;
    background: #1a1a1a;
    border-radius: 0 0 20px 20px;
    margin: 0 auto 8px;
    position: relative;
    z-index: 2;
}

.phone-screen {
    width: 100%;
    height: calc(100% - 36px);
    background: #111;
    border-radius: 28px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.phone-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
}

.placeholder-screen {
    text-align: center;
    padding: 20px;
}

.placeholder-icon {
    font-size: 3rem;
    margin-bottom: 12px;
}

.placeholder-text {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.placeholder-hint {
    font-size: 0.75rem;
    color: #555;
}

.phone-mockup-sm .phone-frame {
    width: 240px;
    height: 500px;
    border-radius: 36px;
}

.phone-mockup-sm .phone-screen {
    border-radius: 24px;
}

/* === Section Shared === */

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--green-light);
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* === Features Grid === */

.features {
    padding: 100px 0;
}

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

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

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: color-mix(in srgb, var(--accent) 15%, transparent);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* === Showcase === */

.showcase {
    padding: 60px 0;
}

.showcase-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    padding: 80px 0;
}

.showcase-item-reverse {
    direction: rtl;
}

.showcase-item-reverse > * {
    direction: ltr;
}

.showcase-content .section-tag {
    display: block;
    text-align: left;
}

.showcase-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.showcase-content p {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 24px;
}

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

.showcase-list li {
    font-size: 0.9rem;
    color: var(--text-muted);
    padding-left: 24px;
    position: relative;
}

.showcase-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--green-light);
    font-weight: 700;
}

.showcase-visual {
    display: flex;
    justify-content: center;
}

/* === Capabilities === */

.capabilities {
    padding: 80px 0;
}

.capabilities-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.capability-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    min-width: 100px;
}

.capability-icon {
    width: 64px;
    height: 64px;
    border-radius: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all var(--transition);
}

.capability-item:hover .capability-icon {
    border-color: var(--green);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 128, 63, 0.15);
}

.capability-item span {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

/* === Stats Section === */

.stats-section {
    padding: 80px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--green-light), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* === CTA Section === */

.cta-section {
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--green-glow) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0.4;
}

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

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 32px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-note {
    display: block;
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* === Footer === */

.footer {
    padding: 60px 0 30px;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.footer-brand p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: color var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: #555;
}

/* === Animations === */

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay {
    transition-delay: 0.2s;
}

.feature-card.fade-in {
    transition-delay: var(--delay, 0s);
}

/* === Hero Float Animation === */

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.hero-visual .phone-mockup {
    animation: float 6s ease-in-out infinite;
}

/* === App Store Badge === */

.app-store-badge {
    display: inline-block;
    transition: transform var(--transition), opacity var(--transition);
    border-radius: 10px;
    overflow: hidden;
}

.app-store-badge:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

/* === Back to Top === */

.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--green);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity var(--transition), transform var(--transition), background var(--transition);
    pointer-events: none;
    z-index: 999;
    box-shadow: 0 4px 20px rgba(0, 128, 63, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.back-to-top:hover {
    background: var(--green-light);
    transform: translateY(-2px);
}

/* === Responsive === */

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .showcase-item {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px;
        gap: 20px;
        border-bottom: 1px solid var(--border);
    }

    .nav-links.active {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

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

    .showcase-item,
    .showcase-item-reverse {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .showcase-item-reverse {
        direction: ltr;
    }

    .showcase-content .section-tag {
        text-align: center;
    }

    .showcase-list {
        align-items: center;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

    .footer-links {
        gap: 20px;
    }

    .capabilities-grid {
        gap: 24px;
    }
}

@media (max-width: 480px) {
    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .phone-frame {
        width: 240px;
        height: 500px;
    }

    .phone-mockup-sm .phone-frame {
        width: 200px;
        height: 420px;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
    }
}

/* === Reduced Motion === */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .fade-in {
        opacity: 1;
        transform: none;
    }

    .hero-visual .phone-mockup {
        animation: none;
    }
}