:root {
    --cream: #F6F1EB;
    --cream-dark: #EDE6DD;
    --cream-light: #FAF8F5;
    --terracotta: #C1553A;
    --terracotta-dark: #A84830;
    --terracotta-light: #E8D5CE;
    --terracotta-glow: rgba(193, 85, 58, 0.12);
    --ink: #1A1714;
    --ink-muted: #6B6560;
    --ink-light: #9A9590;
    --white: #FEFDFB;
    --card: #FFFFFF;
    --shadow-sm: 0 1px 3px rgba(26, 23, 20, 0.06);
    --shadow-md: 0 4px 20px rgba(26, 23, 20, 0.08);
    --shadow-lg: 0 12px 40px rgba(26, 23, 20, 0.1);
    --shadow-xl: 0 20px 60px rgba(26, 23, 20, 0.12);
    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--ink);
    background: var(--cream);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

/* ─── Typography ─── */

h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--ink);
}

h1 {
    font-size: clamp(2.8rem, 6vw, 5rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.eyebrow {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--terracotta);
    margin-bottom: 1rem;
}

.eyebrow--light {
    color: var(--terracotta-light);
}

/* ─── Layout ─── */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 2rem);
}

/* ─── Buttons ─── */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.75rem;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.3s var(--ease-out);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

.btn-sm {
    padding: 0.6rem 1.25rem;
    font-size: 0.85rem;
}

.btn-ghost {
    background: transparent;
    color: var(--ink);
    border: 1.5px solid rgba(26, 23, 20, 0.15);
}

.btn-ghost:hover {
    border-color: var(--terracotta);
    color: var(--terracotta);
    background: var(--terracotta-glow);
}

.play-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--ink);
    color: #fff;
    padding: 0.65rem 1.5rem 0.65rem 1rem;
    border-radius: 12px;
    transition: all 0.3s var(--ease-out);
}

.play-btn:hover {
    background: #000;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.play-btn--lg {
    padding: 0.85rem 2rem 0.85rem 1.25rem;
    border-radius: 14px;
}

.play-btn--lg .play-btn-icon {
    width: 32px;
    height: 32px;
}

.play-btn-icon {
    flex-shrink: 0;
}

.play-btn-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    text-align: left;
}

.play-btn-text small {
    font-size: 0.6rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.8;
}

.play-btn-text {
    font-size: 1.1rem;
    font-weight: 600;
}

/* ─── Navigation ─── */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.4s var(--ease-out);
}

.nav.scrolled {
    padding: 0.6rem 0;
    background: rgba(246, 241, 235, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(26, 23, 20, 0.06);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 2rem);
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ink);
    flex-shrink: 0;
}

.nav-logo img {
    border-radius: 8px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-left: auto;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--ink-muted);
    transition: color 0.2s;
}

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

.nav-cta {
    background: var(--terracotta);
    color: #fff;
    flex-shrink: 0;
}

.nav-cta:hover {
    background: var(--terracotta-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: all 0.3s var(--ease-out);
}

.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: 8rem 0 4rem;
    overflow: hidden;
}

.hero-blob {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.hero-blob-1 {
    width: clamp(300px, 40vw, 600px);
    height: clamp(300px, 40vw, 600px);
    background: radial-gradient(circle, var(--cream-dark) 0%, transparent 70%);
    top: -10%;
    left: -10%;
    opacity: 0.8;
}

.hero-blob-2 {
    width: clamp(200px, 25vw, 400px);
    height: clamp(200px, 25vw, 400px);
    background: radial-gradient(circle, var(--terracotta-light) 0%, transparent 70%);
    bottom: 10%;
    right: -5%;
    opacity: 0.4;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 560px;
}

.hero-content h1 {
    margin-bottom: 1.5rem;
}

.hero-content h1::after {
    content: '';
    display: block;
    width: 48px;
    height: 4px;
    background: var(--terracotta);
    border-radius: 2px;
    margin-top: 1.25rem;
}

.hero-sub {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    line-height: 1.7;
    color: var(--ink-muted);
    margin-bottom: 2.5rem;
    max-width: 460px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-phone {
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
}

.hero-phone img {
    max-height: clamp(480px, 70vh, 700px);
    width: auto;
    filter: drop-shadow(0 30px 60px rgba(26, 23, 20, 0.18));
    animation: float 6s ease-in-out infinite;
    will-change: transform;
}

@keyframes float {
    0%, 100% { transform: translateY(var(--parallax, 0)) rotate(0deg); }
    25% { transform: translateY(calc(var(--parallax, 0) - 14px)) rotate(0.5deg); }
    50% { transform: translateY(calc(var(--parallax, 0) - 6px)) rotate(0deg); }
    75% { transform: translateY(calc(var(--parallax, 0) - 18px)) rotate(-0.5deg); }
}

/* ─── Stats ─── */

.stats {
    padding: 4rem 0;
    position: relative;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: min(90%, 800px);
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(26, 23, 20, 0.1), transparent);
}

.stats-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: clamp(2rem, 5vw, 4rem);
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 700;
    color: var(--terracotta);
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--ink-muted);
    margin-top: 0.25rem;
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 48px;
    background: rgba(26, 23, 20, 0.1);
}

/* ─── Feature Sections ─── */

.feature-section {
    padding: clamp(5rem, 10vw, 8rem) 0;
}

.feature-section--alt {
    background: var(--cream-light);
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: center;
}

.feature-grid--reverse {
    direction: rtl;
}

.feature-grid--reverse > * {
    direction: ltr;
}

.feature-visual {
    display: flex;
    justify-content: center;
    perspective: 800px;
}

.feature-visual img {
    max-height: 580px;
    width: auto;
    filter: drop-shadow(0 24px 48px rgba(26, 23, 20, 0.14));
    animation: float-slow 7s ease-in-out infinite;
    will-change: transform;
}

.feature-section--alt .feature-visual img {
    animation-delay: -3s;
    animation-duration: 8s;
}

@keyframes float-slow {
    0%, 100% { transform: translateY(var(--parallax, 0)) rotate(0deg); }
    33% { transform: translateY(calc(var(--parallax, 0) - 12px)) rotate(0.3deg); }
    66% { transform: translateY(calc(var(--parallax, 0) - 16px)) rotate(-0.3deg); }
}

.feature-text h2 {
    margin-bottom: 1.25rem;
}

.feature-text h2::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: var(--terracotta);
    border-radius: 2px;
    margin-top: 1rem;
}

.feature-text > p {
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--ink-muted);
    margin-bottom: 2rem;
    max-width: 440px;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--ink);
}

.feature-list svg {
    flex-shrink: 0;
    color: var(--terracotta);
}

/* ─── AI Section ─── */

.ai-section {
    padding: clamp(5rem, 10vw, 8rem) 0;
    background: var(--ink);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.ai-section::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(193, 85, 58, 0.15) 0%, transparent 70%);
    top: -20%;
    right: -10%;
    pointer-events: none;
}

.ai-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: center;
}

.ai-text h2 {
    color: #fff;
    margin-bottom: 1.25rem;
}

.ai-text h2::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: var(--terracotta);
    border-radius: 2px;
    margin-top: 1rem;
}

.ai-text > p {
    font-size: 1.05rem;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 2rem;
    max-width: 440px;
}

.ai-cards {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.ai-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    transition: all 0.3s var(--ease-out);
}

.ai-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateX(4px);
}

.ai-card-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--terracotta);
    border-radius: 10px;
    color: #fff;
}

.ai-card strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
}

.ai-card span {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
}

.ai-visual {
    display: flex;
    justify-content: center;
    perspective: 800px;
}

.ai-visual img {
    max-height: 580px;
    width: auto;
    filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.35));
    animation: float-ai 8s ease-in-out infinite;
    will-change: transform;
}

@keyframes float-ai {
    0%, 100% { transform: translateY(var(--parallax, 0)) rotate(0deg); }
    30% { transform: translateY(calc(var(--parallax, 0) - 16px)) rotate(-0.4deg); }
    60% { transform: translateY(calc(var(--parallax, 0) - 8px)) rotate(0.4deg); }
}

/* ─── Why Section ─── */

.why-section {
    padding: clamp(5rem, 10vw, 8rem) 0;
}

.section-header {
    text-align: center;
    max-width: 560px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header h2::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: var(--terracotta);
    border-radius: 2px;
    margin: 1rem auto 0;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--ink-muted);
    line-height: 1.7;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.why-card {
    background: var(--card);
    border: 1px solid rgba(26, 23, 20, 0.06);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.4s var(--ease-out);
}

.why-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.why-card-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--terracotta-glow);
    border-radius: 14px;
    color: var(--terracotta);
    margin-bottom: 1.25rem;
}

.why-card h3 {
    margin-bottom: 0.6rem;
    font-family: var(--font-body);
}

.why-card p {
    font-size: 0.9rem;
    line-height: 1.65;
    color: var(--ink-muted);
}

/* ─── Privacy Section ─── */

.privacy-section {
    padding: clamp(5rem, 10vw, 8rem) 0;
    background: var(--cream-light);
}

.privacy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: center;
}

.privacy-text h2 {
    margin-bottom: 1.25rem;
}

.privacy-text h2::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: var(--terracotta);
    border-radius: 2px;
    margin-top: 1rem;
}

.privacy-text > p {
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--ink-muted);
    margin-bottom: 2rem;
    max-width: 440px;
}

.trust-badges {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--ink);
}

.trust-badge svg {
    flex-shrink: 0;
    color: var(--terracotta);
}

.privacy-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.privacy-visual img {
    max-height: 580px;
    width: auto;
    filter: drop-shadow(0 24px 48px rgba(26, 23, 20, 0.14));
    animation: float-slow 9s ease-in-out infinite;
    animation-delay: -2s;
    will-change: transform;
}

/* ─── CTA Section ─── */

.cta-section {
    padding: clamp(5rem, 10vw, 8rem) 0;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.cta-blob {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.cta-blob-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--cream-dark) 0%, transparent 70%);
    top: -30%;
    right: -10%;
}

.cta-blob-2 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--terracotta-light) 0%, transparent 70%);
    bottom: -20%;
    left: -5%;
    opacity: 0.5;
}

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

.cta-content h2 {
    margin-bottom: 1rem;
}

.cta-content > p {
    font-size: 1.1rem;
    color: var(--ink-muted);
    margin-bottom: 2.5rem;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
}

/* ─── Footer ─── */

.footer {
    background: var(--ink);
    color: rgba(255, 255, 255, 0.7);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.footer-logo img {
    border-radius: 8px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 280px;
    color: rgba(255, 255, 255, 0.45);
}

.footer-col h4 {
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.35);
    margin-bottom: 1.25rem;
}

.footer-col a {
    display: block;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    padding: 0.3rem 0;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: var(--terracotta-light);
}

.footer-bottom {
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
}

/* ─── Animations ─── */

[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

[data-animate="delay"] {
    transition-delay: 0.15s;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Responsive ─── */

@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-content {
        max-width: 600px;
        margin: 0 auto;
    }

    .hero-content h1::after {
        margin-left: auto;
        margin-right: auto;
    }

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

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

    .hero-phone img {
        max-height: 500px;
    }

    .feature-grid,
    .feature-grid--reverse {
        grid-template-columns: 1fr;
        gap: 3rem;
        direction: ltr;
    }

    .feature-text {
        text-align: center;
    }

    .feature-text h2::after {
        margin-left: auto;
        margin-right: auto;
    }

    .feature-text > p {
        margin-left: auto;
        margin-right: auto;
    }

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

    .ai-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .ai-text {
        text-align: center;
    }

    .ai-text h2::after {
        margin-left: auto;
        margin-right: auto;
    }

    .ai-text > p {
        margin-left: auto;
        margin-right: auto;
    }

    .ai-cards {
        max-width: 420px;
        margin: 0 auto;
    }

    .privacy-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .privacy-text h2::after {
        margin-left: auto;
        margin-right: auto;
    }

    .privacy-text > p {
        margin-left: auto;
        margin-right: auto;
    }

    .trust-badges {
        justify-items: center;
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .privacy-text .btn {
        margin: 0 auto;
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--cream);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s;
        z-index: 998;
    }

    .nav-links.open {
        opacity: 1;
        pointer-events: auto;
    }

    .nav-links a {
        font-size: 1.25rem;
        font-weight: 600;
        color: var(--ink);
    }

    .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: flex;
        z-index: 999;
    }

    .hero {
        min-height: auto;
        padding: 7rem 0 3rem;
    }

    .hero-phone img {
        max-height: 420px;
    }

    .feature-visual img,
    .ai-visual img {
        max-height: 420px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-brand p {
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2.4rem;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

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

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

    .stats-grid {
        flex-direction: column;
        gap: 1.5rem;
    }

    .stat-divider {
        width: 48px;
        height: 1px;
    }

    .why-card {
        padding: 1.5rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    [data-animate] {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .hero-phone img,
    .feature-visual img,
    .ai-visual img,
    .privacy-visual img {
        animation: none;
        transform: none;
    }
}