/* FitByte AI - Premium Redesign */

/* --- Variables & Reset --- */
:root {
    --bg-color: #ffffff;
    --bg-secondary: #FAFAFA;
    --text-primary: #0a0a0a;
    --text-secondary: #666666;
    --text-tertiary: #888888;

    --accent-color: #000000;
    --accent-text: #ffffff;
    --success-green: #32D74B;
    /* Apple-style green */
    --star-gold: #FFB02E;

    --border-light: #E5E5E5;
    --card-bg: #FFFFFF;

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 999px;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 0 20px rgba(50, 215, 75, 0.3);

    --header-height: 72px;
    --container-width: 1200px;

    --ease-out: cubic-bezier(0.215, 0.61, 0.355, 1);
    --ease-in-out: cubic-bezier(0.645, 0.045, 0.355, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

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

img {
    max-width: 100%;
    display: block;
    user-select: none;
}

svg {
    stroke-width: 1.8;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s var(--ease-out);
}

ul {
    list-style: none;
}

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

@media (min-width: 1440px) {
    :root {
        --container-width: 1300px;
    }
}

@media (min-width: 2000px) {
    :root {
        --container-width: 1500px;
    }

    html {
        font-size: 18px;
        /* Scale everything up slightly for giant screens/TVs */
    }
}

.section {
    padding: 120px 0;
    position: relative;
}

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

.hidden {
    display: none;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #999;
}

/* --- Animations --- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 40px, 0);
    }

    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes float {
    0% {
        transform: translateY(0px) rotateY(-10deg) rotateX(5deg);
    }

    50% {
        transform: translateY(-15px) rotateY(-10deg) rotateX(5deg);
    }

    100% {
        transform: translateY(0px) rotateY(-10deg) rotateX(5deg);
    }
}

@keyframes floatSimple {
    0% {
        transform: translateY(0px);
    }

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

    100% {
        transform: translateY(0px);
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0.95);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes breathingBloom {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.15;
        border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.25;
        border-radius: 60% 40% 30% 70% / 50% 60% 40% 50%;
    }
}

@keyframes lazyFloat {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    25% {
        transform: translate(15px, -20px) rotate(5deg);
    }

    50% {
        transform: translate(-10px, -35px) rotate(-5deg);
    }

    75% {
        transform: translate(-20px, -15px) rotate(3deg);
    }
}

/* Reveal Classes (JS trigger) */
.reveal {
    opacity: 0;
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.fade-bottom {
    transform: translateY(40px);
}

.reveal.fade-left {
    transform: translateX(-40px);
}

.reveal.fade-right {
    transform: translateX(40px);
}

.reveal.active {
    opacity: 1;
    transform: translate(0, 0);
}

.stagger-parent .reveal {
    transition-delay: calc(var(--i, 0) * 0.1s);
}

/* --- Components --- */
.btn-primary {
    background-color: var(--accent-color);
    color: var(--accent-text);
    padding: 12px 28px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s var(--ease-out);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
    background: #f0f0f0;
    color: var(--text-primary);
    padding: 12px 24px;
    border-radius: var(--radius-full);
    font-weight: 600;
}

.app-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px 6px 6px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-sm);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 24px;
}

.app-badge .avatars {
    display: flex;
}

.app-badge .avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid #fff;
    margin-left: -8px;
    background-size: cover;
}

.app-badge .avatar:first-child {
    margin-left: 0;
}

.app-badge .stars {
    color: var(--star-gold);
    margin: 0 4px;
}

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(40px) saturate(180%);
    -webkit-backdrop-filter: blur(40px) saturate(180%);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.navbar {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
    color: var(--text-primary);
    justify-self: start;
}

.logo img {
    height: 36px;
    width: 36px;
    border-radius: 10px;
}

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

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: -0.01em;
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: var(--text-primary);
    transform: translateY(-1px);
}

.nav-link:active {
    transform: translateY(0);
}

.cta-buttons-premium {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.app-store-btn-premium,
.google-play-btn-premium {
    background: #000;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 8px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
    min-width: 180px;
    transition: all 0.3s ease;
}

.app-store-btn-premium:hover,
.google-play-btn-premium:hover {
    background: #1a1a1a;
    border-color: #fff;
}

.app-store-btn-premium img,
.google-play-btn-premium img {
    width: 24px;
    height: auto;
}

.big-text {
    font-weight: 700;
    font-size: 1rem;
    display: block;
    line-height: 1.2;
}

.small-text {
    font-size: 0.65rem;
    opacity: 0.8;
    display: block;
    line-height: 1.2;
}


.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
    padding: 5px;
}

.hamburger .bar {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

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

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: #fff;
        flex-direction: column;
        justify-content: center;
        gap: 40px;
        transition: 0.4s cubic-bezier(0.23, 1, 0.32, 1);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.05);
        z-index: 1000;
        padding: 40px;
    }

    .nav-links.active {
        right: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .nav-link {
        font-size: 1.5rem;
        width: 100%;
        text-align: center;
    }

    .navbar {
        grid-template-columns: 1fr auto;
    }

    .app-buttons.nav-mini {
        display: none;
    }
}

.app-buttons.nav-mini {
    display: flex;
    align-items: center;
    justify-self: end;
}

.nav-app-btn-pill {
    background: #000;
    color: #fff;
    padding: 8px 20px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.nav-app-btn-pill img {
    height: 18px;
}

.nav-app-btn-pill:hover {
    background: #222;
    transform: scale(1.05);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.nav-app-btn-pill:active {
    transform: scale(0.98);
}

/* --- Hero Section --- */
.hero {
    padding-top: calc(var(--header-height) + 100px);
    padding-bottom: 120px;
    overflow: hidden;
    position: relative;
}

.hero-centered {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 900px !important;
}

.hero-content-center h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    line-height: 1;
    letter-spacing: -0.05em;
    font-weight: 800;
    margin-bottom: 28px;
    color: var(--text-primary);
    background: linear-gradient(180deg, #1a1a1a 0%, #000 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.35rem;
    color: #4B5563;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto 48px;
    letter-spacing: -0.01em;
}

.hero-description.center {
    text-align: center;
}

.main-cta-group.centered {
    justify-content: center;
    margin-bottom: 80px;
}

.hero-visual-center {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    perspective: 2000px;
}

.dashboard-preview {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.15);
    background: #000;
    line-height: 0;
    transition: transform 0.8s var(--ease-out);
}

.dashboard-img {
    width: 100%;
    height: auto;
    display: block;
    transform: rotateX(5deg) scale(1.02);
    transition: transform 0.5s ease;
}

.dashboard-preview:hover .dashboard-img {
    transform: rotateX(0deg) scale(1.05);
}

.glow-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(0, 191, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.scale-up {
    opacity: 0;
    transform: scale(0.95) translateY(20px);
    transition: opacity 1.2s var(--ease-out), transform 1.2s var(--ease-out);
}

.scale-up.active {
    opacity: 1;
    transform: scale(1) translateY(0);
}

/* --- Stats Section in Hero --- */
.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 60px;
    padding: 24px 48px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 100px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(0, 0, 0, 0.05);
}

.mockup-img {
    width: 100%;
    display: block;
    border-radius: 40px;
}

/* --- Features Section --- */
.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 80px;
}

.section-header h2 {
    font-size: 2.75rem;
    letter-spacing: -0.04em;
    font-weight: 700;
    margin-bottom: 20px;
}

.section-header p {
    font-size: 1.25rem;
    color: #4B5563;
    line-height: 1.6;
    letter-spacing: -0.01em;
}

/* --- Elite Layered Features Redesign --- */
/* --- Bento Grid Features Section --- */
.features-bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: minmax(180px, auto);
    gap: 24px;
    margin-top: 60px;
}

.bento-card {
    position: relative;
    padding: 32px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 32px;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    display: flex;
    flex-direction: column;
}

.bento-card:hover {
    transform: translateY(-8px) scale(1.02);
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Bento Card Sizes */
.card-large {
    grid-column: span 2;
    grid-row: span 2;
}

.card-medium {
    grid-column: span 2;
}

.card-wide {
    grid-column: span 2;
}

.card-tall {
    grid-row: span 2;
}

.card-small {
    grid-column: span 1;
}

/* Bento Header & Content */
.bento-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.bento-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.bento-icon svg {
    width: 28px;
    height: 28px;
    stroke-width: 1.8;
}

.bento-card:hover .bento-icon {
    transform: scale(1.1) rotate(5deg);
    color: inherit;
}

.bento-category {
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-tertiary);
    opacity: 0.8;
}

.bento-card h3 {
    font-size: 1.4rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.bento-card p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

/* Biological Pillar Glows (Organic Depth) */
.bento-card::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.2;
    z-index: -1;
    transition: opacity 0.5s ease;
}

.bento-card:hover::before {
    opacity: 0.4;
}

.biological-glow::before {
    background: #10b981;
}

/* Green */
.intelligence-glow::before {
    background: #8b5cf6;
}

/* Purple */
.input-glow::before {
    background: #3b82f6;
}

/* Blue */
.focus-glow::before {
    background: #f59e0b;
}

/* Orange */
.culture-glow::before {
    background: #ef4444;
}

/* Red */
.impact-glow::before {
    background: #06b6d4;
}

/* Cyan */
.performance-glow::before {
    background: #f43f5e;
}

/* Rose */
.authority-glow::before {
    background: #64748b;
}

/* Slate */

/* Special Element Styles */
.bento-tags {
    display: flex;
    gap: 8px;
    margin-top: auto;
    flex-wrap: wrap;
}

.bento-tags span {
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.bento-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: auto;
}

.bento-split h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.mini-data-viz {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 60px;
    margin-top: auto;
    padding: 12px;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 16px;
}

.viz-bar {
    flex: 1;
    background: var(--text-primary);
    border-radius: 4px 4px 2px 2px;
    opacity: 0.15;
    transition: all 0.5s ease;
}

.bento-card:hover .viz-bar {
    opacity: 0.4;
    transform: scaleY(1.1);
}

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

@media (max-width: 768px) {
    .features-bento-grid {
        grid-template-columns: 1fr;
    }

    .card-large,
    .card-medium,
    .card-wide,
    .card-tall,
    .card-small {
        grid-column: span 1;
        grid-row: span 1;
    }

    .bento-split {
        grid-template-columns: 1fr;
    }
}

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

    .layer-info {
        border-right: none;
        border-bottom: 1px solid rgba(0, 0, 0, 0.08);
        padding: 30px 40px;
    }

    .component-item {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 30px 40px;
    }

    .comp-name {
        padding-right: 0;
    }
}

@media (max-width: 480px) {

    .layer-info,
    .component-item {
        padding: 24px;
    }
}


/* --- Interactive Slider (What's Included) Redesign --- */
.included-section {
    background: #fff;
    padding: 120px 0;
}

.included-flex {
    display: flex;
    align-items: flex-start;
    gap: 80px;
    padding-top: 40px;
}

.slider-visual {
    flex: 0 0 auto;
    width: 420px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: sticky;
    top: 40px;
}

.phone-frame-premium {
    width: 380px;
    height: auto;
    background: #fff;
    border-radius: 60px;
    border: 12px solid #000;
    overflow: hidden;
    position: relative;
    box-shadow: 0 50px 100px -20px rgba(0, 0, 0, 0.15);
}

.slider-track {
    display: flex;
    transition: transform 0.5s var(--ease-in-out);
}

.slide-img {
    width: 100%;
    flex-shrink: 0;
}

.slider-pagination {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 24px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.1);
    transition: all 0.3s var(--ease-out);
    cursor: pointer;
}

.dot.active {
    background: var(--text-primary);
    transform: scale(1.2);
}

.feature-list-container-premium {
    flex: 1;
    max-width: 600px;
    padding-top: 20px;
}

.section-title-left {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    margin-bottom: 60px;
    color: var(--text-primary);
}

.feature-list-premium {
    display: flex;
    flex-direction: column;
    gap: 0px;
}

.feature-item-premium {
    padding: 32px;
    border-radius: 24px;
    cursor: pointer;
    transition: all 0.4s var(--ease-out);
    border: 1px solid transparent;
}

.feature-item-premium:hover {
    background: rgba(0, 0, 0, 0.02);
}

.feature-item-premium.active {
    background: #fff;
    border-color: rgba(0, 0, 0, 0.05);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.08);
}

.feature-item-premium h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.feature-item-premium.active h3 {
    color: #000;
}

.feature-item-premium p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.5;
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.feature-item-premium.active p {
    opacity: 1;
}

/* --- Why Choose (Premium Cards) --- */
.section-header-centered {
    text-align: center;
    margin-bottom: 80px;
}

.section-header-centered h2 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    margin-bottom: 16px;
}

.section-header-centered p {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

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

@media (max-width: 1200px) {
    .why-grid-premium {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .why-grid-premium {
        grid-template-columns: 1fr;
    }
}

.why-card-premium {
    background: #fff;
    padding: 40px;
    border-radius: 32px;
    border: 1px solid #eee;
    display: flex;
    flex-direction: column;
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.why-card-premium.active,
.why-card-premium:hover {
    border-color: rgba(0, 0, 0, 0.1);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.08);
}

.card-idx-premium {
    font-size: 4rem;
    font-weight: 800;
    color: #f0f0f0;
    line-height: 1;
    margin-bottom: 24px;
    margin-left: -5px;
}

.why-card-premium h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.why-card-premium p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.insight-box {
    margin-top: auto;
    background: #FAFAFA;
    padding: 16px 20px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.insight-emoji {
    font-size: 1.25rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.insight-emoji svg {
    width: 22px;
    height: 22px;
    stroke-width: 1.8;
}

.insight-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* --- CTA Section (Premium Card) --- */
.cta-section {
    padding: 80px 0 120px;
}

.cta-premium-card {
    background: #000;
    padding: 100px 40px;
    border-radius: 48px;
    text-align: center;
    color: #fff;
}

.cta-premium-card h2 {
    font-size: 4rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.1;
    margin-bottom: 32px;
}

.cta-premium-card p {
    font-size: 1.35rem;
    opacity: 0.8;
    max-width: 700px;
    margin: 0 auto 60px;
    line-height: 1.6;
    letter-spacing: -0.01em;
}

.cta-buttons-premium {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.app-store-btn-premium,
.google-play-btn-premium {
    background: #000;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 8px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
    min-width: 180px;
    transition: all 0.3s ease;
}

.app-store-btn-premium:hover,
.google-play-btn-premium:hover {
    background: #1a1a1a;
    border-color: #fff;
}

.app-store-btn-premium img,
.google-play-btn-premium img {
    width: 24px;
    height: auto;
}

.big-text {
    font-weight: 700;
    font-size: 1rem;
    display: block;
    line-height: 1.2;
}

.small-text {
    font-size: 0.65rem;
    opacity: 0.8;
    display: block;
    line-height: 1.2;
}

/* --- Reviews --- */
.reviews-section {
    background: #000;
    color: #fff;
    padding-bottom: 160px;
    /* Extra space for footer overlap */
}

.reviews-section .section-header h2 {
    color: #fff;
}

.reviews-section .section-header p {
    color: rgba(255, 255, 255, 0.6);
}

.rating-summary {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    margin-bottom: 80px;
}

.big-rating {
    text-align: center;
}

.big-rating .score {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
}

.big-rating .stars {
    color: var(--star-gold);
    font-size: 1.5rem;
    margin: 8px 0;
}

.reviews-masonry {
    column-count: 3;
    column-gap: 24px;
}

.review-card {
    background: #1c1c1e;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 32px;
    margin-bottom: 24px;
    break-inside: avoid;
    transition: transform 0.3s ease;
}

.review-card:hover {
    transform: translateY(-5px);
    background: #2c2c2e;
}

.review-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.reviewer-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.reviewer-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
}

.review-text {
    font-size: 1rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 16px;
}

.review-stars {
    color: var(--star-gold);
    font-size: 0.9rem;
}

/* --- CTA Section --- */
.cta-section {
    background: #fff;
    padding: 120px 0;
}


/* --- Premium Reviews Section (Wall of Love) --- */
.reviews-section-premium {
    background: #000;
    padding: 120px 0 100px;
    position: relative;
    overflow: hidden;
}

.reviews-container-premium {
    width: 100%;
    margin: 0 auto;
}

.reviews-header-center {
    text-align: center;
    margin-bottom: 80px;
    padding: 0 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.reviews-header-center h2 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    color: #fff;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff 0%, #aaa 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.reviews-header-center p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.6);
    max-width: 600px;
    margin: 0 auto;
}

.badge-premium {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

/* Marquee Styles */
.reviews-marquee-wrapper {
    display: flex;
    flex-direction: column;
    gap: 32px;
    position: relative;
    width: 100vw;
    left: 50%;
    transform: translateX(-50%);
}

.reviews-marquee-wrapper::before,
.reviews-marquee-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 200px;
    z-index: 2;
    pointer-events: none;
}

.reviews-marquee-wrapper::before {
    left: 0;
    background: linear-gradient(to right, #000, transparent);
}

.reviews-marquee-wrapper::after {
    right: 0;
    background: linear-gradient(to left, #000, transparent);
}

.marquee-track {
    display: flex;
    gap: 32px;
    width: max-content;
}

.left-scroll {
    animation: scrollLeft 60s linear infinite;
}

.right-scroll {
    animation: scrollRight 60s linear infinite;
}

.review-card-premium {
    width: 400px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 32px;
    backdrop-filter: blur(10px);
    flex-shrink: 0;
    transition: transform 0.3s ease, background 0.3s ease;
}

.review-card-premium:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.2);
}

.review-user {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.review-user img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.user-meta {
    flex: 1;
    margin-left: 12px;
}

.user-meta h4 {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 2px;
}

.verified-badge {
    font-size: 0.75rem;
    color: #4ADE80;
    /* Green check color */
    display: flex;
    align-items: center;
    gap: 4px;
}

.verified-badge::before {
    content: '✓';
    font-weight: 800;
}

.review-stars {
    color: #FFD700;
    font-size: 1.1rem;
    letter-spacing: 2px;
}

.review-card-premium p {
    font-size: 1.05rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.85);
}

@keyframes scrollLeft {
    0% {
        transform: translateX(0);
    }

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

@keyframes scrollRight {
    0% {
        transform: translateX(-50%);
    }

    100% {
        transform: translateX(0);
    }
}

/* --- Premium CTA Section --- */
.cta-section {
    padding: 100px 0;
    background: #fff;
}

.cta-premium-card {
    background: #000;
    background-image: radial-gradient(circle at top right, rgba(255, 255, 255, 0.15), transparent 60%);
    border-radius: 48px;
    padding: 100px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    color: #fff;
    box-shadow: 0 40px 100px -20px rgba(0, 0, 0, 0.3);
}

.cta-content-wrapper {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin: 0 auto;
}

.cta-premium-card h2 {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 0.95;
    letter-spacing: -0.05em;
    margin-bottom: 32px;
    background: linear-gradient(180deg, #fff 0%, #aaa 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.cta-premium-card p {
    font-size: 1.35rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 56px;
    line-height: 1.5;
}

.app-store-btn-premium.light-theme,
.google-play-btn-premium.light-theme {
    background: #fff;
    color: #000;
    border: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border-radius: 16px;
    /* Slightly less rounded than pill for store buttons usually */
    padding: 12px 28px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    min-width: 200px;
    justify-content: center;
    /* Center content within button */
}

.app-store-btn-premium.light-theme img,
.google-play-btn-premium.light-theme img {
    height: 28px;
    width: auto;
}

.btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.1;
}

.app-store-btn-premium.light-theme:hover,
.google-play-btn-premium.light-theme:hover {
    background: #f0f0f0;
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

@media (max-width: 768px) {
    .reviews-header-center h2 {
        font-size: 2.5rem;
    }

    .cta-premium-card {
        padding: 60px 24px;
        border-radius: 32px;
    }

    .cta-premium-card h2 {
        font-size: 3rem;
    }

    .review-card-premium {
        width: 320px;
        padding: 24px;
    }
}

/* --- Footer --- */
.footer {
    padding: 100px 0 40px;
    background: #FAFAFA;
    border-top: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

/* Subtle background pattern */
.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 2px 2px, rgba(0, 0, 0, 0.02) 1px, transparent 0);
    background-size: 40px 40px;
    pointer-events: none;
}

.footer-nav {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 40px;
    padding-bottom: 80px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    z-index: 1;
}

.footer-brand {
    max-width: 320px;
}

.footer-brand .logo {
    margin-bottom: 24px;
    display: inline-flex;
}

.footer-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 32px;
}

/* Social icons with circular design */
.footer-socials {
    display: flex;
    gap: 12px;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: all 0.3s var(--ease-out);
}

.social-icon:hover {
    background: var(--text-primary);
    color: #fff;
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.footer-links-group h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.footer-links-group ul li {
    margin-bottom: 12px;
}

.footer-links-group ul li a {
    color: #1a1a1a;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    padding-top: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.copyright {
    font-size: 0.9rem;
    color: var(--text-tertiary);
}

.back-to-top {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.back-to-top:hover {
    color: var(--text-primary);
}

.back-to-top .arrow-up {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.back-to-top:hover .arrow-up {
    background: var(--text-primary);
    color: #fff;
    transform: translateY(-4px);
}

.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: calc(var(--header-height) + 60px);
    overflow: hidden;
    background: #fff;
    position: relative;
}

/* Psychological Hero Animations */
.hero-aura-bg {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(50, 215, 75, 0.4) 0%, rgba(50, 215, 75, 0.1) 40%, transparent 70%);
    filter: blur(80px);
    z-index: 0;
    pointer-events: none;
    animation: breathingBloom 12s infinite ease-in-out;
}

.bio-floating-icons {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.floating-icon {
    position: absolute;
    font-size: 2rem;
    opacity: 0.15;
    filter: blur(1px);
    animation: lazyFloat 15s infinite ease-in-out;
    color: var(--success-green);
    /* Artistic default */
}

.floating-icon svg {
    display: block;
    width: 32px;
    height: 32px;
}

.floating-icon:nth-child(2) {
    animation-delay: -3s;
    animation-duration: 18s;
}

.floating-icon:nth-child(3) {
    animation-delay: -7s;
    animation-duration: 20s;
}

.floating-icon:nth-child(4) {
    animation-delay: -12s;
    animation-duration: 22s;
}

.parallax-target {
    transition: transform 0.1s ease-out;
    position: relative;
    z-index: 2;
}

/* --- Hamburger Menu --- */
.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 2px;
    margin: 5px auto;
    transition: all 0.3s ease-in-out;
    background-color: var(--text-primary);
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
        justify-self: end;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .app-buttons.nav-mini {
        display: none;
    }
}

/* --- Responsive --- */
/* --- Responsive adjustments will be consolidated at the end of the file --- */

/* --- About Section (Premium Redesign) --- */
.about-section {
    padding: 120px 0;
    background: #fafafa;
    /* Keep it light and clean like the screenshot */
    overflow: hidden;
}

.about-bento-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    /* Asymmetrical split */
    gap: 80px;
    align-items: center;
}

/* Left Content Styles */
.about-content-left {
    padding-right: 40px;
}

.badge-premium-pill {
    display: inline-block;
    padding: 6px 16px;
    background: #f0f0f0;
    color: #000;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 100px;
    margin-bottom: 32px;
}

.about-headline {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: #000;
    margin-bottom: 24px;
}

.about-lead {
    font-size: 1.15rem;
    line-height: 1.6;
    color: #555;
    margin-bottom: 48px;
    max-width: 90%;
}

.about-features-elegant {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.elegant-feature {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.elegant-icon-wrapper {
    width: 48px;
    height: 48px;
    background: #f5f5f5;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    flex-shrink: 0;
}

.elegant-text h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #000;
    margin-bottom: 6px;
}

.elegant-text p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.5;
    margin: 0;
}

/* Right Content (Floating Glass Box) */
.about-visual-right {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-glass-container {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f8f8f8 0%, #f0f0f0 100%);
    border-radius: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    /* Simulate the subtle blurry backing in the image */
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.02);
}

.vision-quote-card {
    background: #ffffff;
    width: 75%;
    padding: 60px 40px;
    border-radius: 24px;
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(0, 0, 0, 0.02);
    text-align: center;
    position: relative;
    z-index: 2;
    transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.vision-quote-card:hover {
    transform: translateY(-5px) scale(1.02);
}

.quote-icon {
    width: 40px;
    height: 40px;
    margin: 0 auto 24px auto;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.vision-quote-card blockquote {
    font-family: var(--font-main);
    font-size: 1.25rem;
    line-height: 1.6;
    font-weight: 600;
    font-style: italic;
    color: #000;
    margin: 0;
}

/* Responsive Overrides */
@media (max-width: 1024px) {
    .about-bento-grid {
        grid-template-columns: 1fr;
        gap: 64px;
    }

    .about-content-left {
        padding-right: 0;
    }

    .about-visual-right {
        aspect-ratio: 4/3;
    }
}

@media (max-width: 768px) {
    .about-headline {
        font-size: 2.5rem;
    }

    .vision-quote-card {
        width: 85%;
        padding: 40px 24px;
    }

    .vision-quote-card blockquote {
        font-size: 1.1rem;
    }
}

/* --- Consolidated Responsive Section --- */

/* Tablet & Smaller Laptops (1024px) */
@media (max-width: 1024px) {
    .section {
        padding: 100px 0;
    }

    .hero-centered {
        max-width: 100% !important;
        padding: 0 24px;
    }

    .hero-content-center h1 {
        font-size: clamp(3rem, 6vw, 4rem);
    }

    .floating-icon {
        display: none;
        /* Hide floating icons on tablet/mobile to prevent text overlap */
    }

    /* Features Bento Grid - Switch to 2 columns */
    .features-bento-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .bento-card {
        grid-column: span 1 !important;
        /* Force all cards to 1 column width of the 2-col grid */
        height: min-content;
    }

    /* About Section Grid */
    .about-bento-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-visual-right {
        aspect-ratio: 16/9;
        /* Wider aspect ratio on tablet */
    }

    .about-headline {
        font-size: clamp(2.5rem, 6vw, 3rem);
    }

    /* What's Included Section adjustments */
    .included-flex {
        flex-direction: column;
        align-items: center;
        gap: 60px;
    }

    .slider-visual {
        width: 100%;
        position: relative;
        top: 0;
    }

    .phone-frame-premium {
        max-width: 320px;
        margin: 0 auto;
    }

    .feature-list-container-premium {
        width: 100%;
        max-width: 100%;
    }

    .section-title-left {
        text-align: center;
        font-size: 2.5rem;
        margin-bottom: 40px;
    }

    /* Why Section Grid */
    .why-grid-premium {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile & Tablets (768px) */
@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }

    .hero {
        padding-top: calc(var(--header-height) + 40px);
    }

    .hero-content-center h1 {
        font-size: clamp(2.2rem, 8vw, 2.8rem);
        margin-bottom: 16px;
    }

    .hero-description {
        font-size: 1.1rem;
        margin-bottom: 30px;
    }

    /* Features Bento Grid - Switch to 1 column */
    .features-bento-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    /* Why Section Grid - Switch to 1 column */
    .why-grid-premium {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .why-card-premium {
        padding: 24px;
    }

    .why-card-premium h3 {
        font-size: 1.3rem;
    }

    /* Reviews Marquee */
    .review-card-premium {
        width: 300px;
        /* Slightly narrower cards for mobile scrolling */
        padding: 20px;
    }

    .reviews-header-center h2 {
        font-size: 2.25rem;
    }

    /* CTA Section */
    .cta-premium-card {
        padding: 40px 20px;
        border-radius: 24px;
    }

    .cta-premium-card h2 {
        font-size: 2rem;
    }

    .cta-buttons-premium {
        flex-direction: column;
        align-items: stretch;
    }

    .app-store-btn-premium,
    .google-play-btn-premium {
        width: 100%;
        max-width: none;
    }

    /* About Section */
    .about-text h2 {
        font-size: 2rem;
    }

    .vision-quote-card {
        width: 90%;
        padding: 30px 20px;
    }

    .vision-quote-card blockquote {
        font-size: 1.1rem;
    }

    /* Footer */
    .footer-nav {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-brand {
        text-align: center;
        align-items: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

/* Small Mobile (480px) */
@media (max-width: 480px) {

    .section-header-centered h2,
    .section-title-left {
        font-size: 1.85rem;
    }

    .bento-card {
        padding: 24px;
    }

    .bento-card h3 {
        font-size: 1.25rem;
    }
}

/* --- Zenalyst Page Styles --- */
.zenalyst-page {
    background: #f8f9fa;
}

.zenalyst-main {
    padding-top: var(--header-height);
}

.zenalyst-hero {
    padding: 100px 0;
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
}

.zenalyst-app-container {
    display: flex;
    align-items: center;
    gap: 100px;
    max-width: 1100px;
    margin: 0 auto;
}

.zenalyst-interface {
    flex: 0 0 380px;
    height: 780px;
    background: #fff;
    border-radius: 40px;
    box-shadow: 0 50px 100px rgba(0, 0, 0, 0.1);
    border: 12px solid #1a1a1a;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
    font-family: var(--font-main);
}

.interface-header {
    padding: 30px 24px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
    z-index: 10;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar-circle {
    width: 44px;
    height: 44px;
    background: #f0f0f0;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-circle img {
    width: 30px;
    height: 30px;
    border-radius: 6px;
}

.user-info h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 2px;
    color: #1a1a1a;
}

.user-info p {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: #888;
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-dot {
    width: 6px;
    height: 6px;
    background: #32D74B;
    border-radius: 50%;
}

.icon-btn {
    background: #f5f5f7;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1a1a1a;
    cursor: pointer;
}

.chat-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 24px;
    background: linear-gradient(180deg, #fff 0%, #f9f9fb 100%);
}

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

.ai-logo-large {
    width: 80px;
    height: 80px;
    background: #fff;
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ai-logo-large img {
    width: 50px;
    height: 50px;
    border-radius: 10px;
}

.ai-name {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 8px;
    color: #1a1a1a;
}

.ai-tagline {
    font-size: 0.95rem;
    color: #888;
    font-weight: 500;
}

.interface-footer {
    padding: 24px;
    background: #fff;
}

.action-chips {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    overflow-x: auto;
    padding-bottom: 5px;
    scrollbar-width: none;
}

.action-chips::-webkit-scrollbar {
    display: none;
}

.chip {
    flex: 0 0 auto;
    background: #f5f5f7;
    border: 1px solid #eee;
    padding: 10px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #1a1a1a;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.chip:hover {
    background: #e5e5e7;
    transform: translateY(-2px);
}

.input-container {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.chat-input {
    flex: 1;
    border: 1px solid #eee;
    padding: 16px 20px;
    border-radius: 20px;
    font-size: 0.95rem;
    font-weight: 500;
    outline: none;
}

.chat-input.grey-bg {
    background: #f5f5f7;
}

.send-btn {
    width: 54px;
    height: 54px;
    background: #5856D6;
    /* Premium purple-blue */
    border: none;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.send-btn:hover {
    transform: scale(1.05);
}

.app-nav {
    display: flex;
    justify-content: space-between;
    padding: 10px 0 0;
    border-top: 1px solid #f0f0f0;
}

.app-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: #bbb;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex: 1;
}

.app-nav-item.active {
    color: #5856D6;
}

.nav-center-icon {
    width: 48px;
    height: 48px;
    background: #5856D6;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: -30px;
    box-shadow: 0 10px 20px rgba(88, 86, 214, 0.3);
}

.zenalyst-description {
    flex: 1;
}

.zenalyst-description h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin: 20px 0 24px;
    letter-spacing: -0.04em;
}

.zenalyst-description p {
    font-size: 1.25rem;
    color: #666;
    margin-bottom: 40px;
    max-width: 500px;
}

.feature-bullets {
    margin-bottom: 40px;
}

.feature-bullets li {
    margin-bottom: 16px;
    font-size: 1.1rem;
    color: #333;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.feature-bullets li::before {
    content: "✓";
    color: #32D74B;
    font-weight: 800;
}

@media (max-width: 1024px) {
    .zenalyst-app-container {
        flex-direction: column;
        gap: 60px;
        text-align: center;
    }

    .zenalyst-description p {
        margin: 0 auto 40px;
    }

    .feature-bullets {
        display: inline-block;
        text-align: left;
    }
}

@media (max-width: 480px) {
    .zenalyst-interface {
        flex: 0 0 100%;
        width: 100%;
        height: auto;
        min-height: 700px;
    }

    .zenalyst-description h1 {
        font-size: 2.5rem;
    }
}

/* --- Highlights Section (Realistic iPhone 16 Pro) --- */
.highlights-section {
    background-color: var(--bg-secondary);
    padding: 120px 0 160px;
    overflow: hidden;
}

.highlights-mockup-container {
    position: relative;
    width: 100%;
    max-width: 1100px;
    height: 700px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1500px;
}

.hm-phone {
    position: absolute;
    width: 310px;
    height: 640px;
    border-radius: 54px;
    background: #050505;
    box-shadow:
        0 40px 100px -20px rgba(0, 0, 0, 0.35),
        inset 0 0 2px 1px rgba(255, 255, 255, 0.08),
        0 0 0 1px #111,
        0 0 0 4px #222,
        0 0 0 7px #1a1a1a;
    overflow: hidden;
    transition: all 0.7s var(--ease-out);
    z-index: 2;
}

.hm-phone::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    border-radius: 46px;
    background: #000;
    z-index: 0;
    box-shadow: 0 0 0 2px #000;
}

.hm-phone img {
    position: relative;
    width: calc(100% - 14px);
    height: calc(100% - 6px);
    /* Less push from bottom */
    margin: 3px 7px 7px 7px;
    /* Top margin reduced to align notch */
    object-fit: cover;
    border-radius: 44px;
    z-index: 1;
}

/* Dynamic Island */
.dynamic-island {
    position: absolute;
    top: 25px;
    left: 50%;
    transform: translateX(-50%);
    width: 90px;
    height: 28px;
    background: #000;
    border-radius: 20px;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 0 10px;
}

.dynamic-island::after {
    content: '';
    width: 8px;
    height: 8px;
    background: radial-gradient(circle, #1a1a1a 0%, #000 70%);
    border-radius: 50%;
    opacity: 0.8;
}

/* Side Buttons */
.hm-phone::after {
    content: '';
    position: absolute;
    top: 120px;
    right: -9px;
    width: 3px;
    height: 60px;
    background: #2a2a2a;
    border-radius: 0 2px 2px 0;
    box-shadow: 1px 0 2px rgba(0, 0, 0, 0.5);
}

/* Base states (will be overridden by JS classes) */
.hm-left {
    transform: translateX(-55%) scale(0.85) rotate(-8deg);
    z-index: 1;
    opacity: 0.8;
}

/* Interactive Classes controlled by JS */
.hm-phone.is-left {
    transform: translateX(-55%) scale(0.85) rotate(-8deg);
    z-index: 1;
    opacity: 0.8;
    cursor: pointer;
}

.hm-phone.is-center {
    transform: translateY(-30px) scale(1.05);
    z-index: 3;
    opacity: 1;
    cursor: default;
}

.hm-phone.is-right {
    transform: translateX(55%) scale(0.85) rotate(8deg);
    z-index: 1;
    opacity: 0.8;
    cursor: pointer;
}

/* Hover over container - slightly pops the non-center phones */
.highlights-mockup-container:hover .hm-phone.is-left {
    transform: translateX(-65%) scale(0.9) rotate(-10deg);
    opacity: 1;
}

.highlights-mockup-container:hover .hm-phone.is-right {
    transform: translateX(65%) scale(0.9) rotate(10deg);
    opacity: 1;
}

.highlights-mockup-container:hover .hm-phone.is-center {
    transform: translateY(-45px) scale(1.1);
}

@media (max-width: 992px) {
    .highlights-mockup-container {
        height: 550px;
        perspective: none;
    }

    .hm-phone {
        width: 260px;
        height: 540px;
        border-radius: 44px;
    }

    .hm-phone::before {
        border-radius: 36px;
    }

    .hm-phone img {
        border-radius: 34px;
        margin: 6px;
        width: calc(100% - 12px);
        height: calc(100% - 12px);
    }

    .dynamic-island {
        width: 70px;
        top: 18px;
        height: 22px;
    }
}

@media (max-width: 768px) {
    .highlights-mockup-container {
        height: auto;
        flex-direction: column;
        gap: 60px;
        align-items: center;
        padding-top: 40px;
    }

    .hm-phone {
        position: relative;
        transform: none !important;
        opacity: 1 !important;
        margin-bottom: 0;
    }

    .hm-phone.is-left,
    .hm-phone.is-right {
        display: block;
    }

    .hm-phone.is-center {
        order: -1;
    }
}

/* --- Highlights Dynamic Info Text --- */
.highlights-interactive-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.highlights-info {
    position: relative;
    width: 100%;
    max-width: 600px;
    height: 120px;
    margin-top: 40px;
    text-align: center;
}

.hi-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translateY(20px);
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.hi-text.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) translateY(0);
}

.hi-text h3 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.hi-text p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .highlights-info {
        height: 150px;
        margin-top: 0;
        margin-bottom: 40px;
        order: -2;
        /* Show text above the stacked phones on mobile */
    }

    .hi-text h3 {
        font-size: 1.5rem;
    }

    .hi-text p {
        font-size: 1rem;
    }
}

/* --- Bento Visualizations --- */
.bento-visual-container {
    margin: 24px 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.metabolic-chart {
    position: relative;
    height: 100px;
    background: rgba(16, 185, 129, 0.05);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(16, 185, 129, 0.1);
}

.chart-line {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.5), transparent);
    animation: metabolicFlow 4s infinite linear;
}

@keyframes metabolicFlow {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

.chart-point {
    position: absolute;
    width: 6px;
    height: 6px;
    background: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 10px #10b981;
}

.bio-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.bio-stat {
    padding: 12px;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-tertiary);
}

.stat-value {
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--text-primary);
}

/* Enhanced hover for large card */
.card-large:hover .chart-point {
    transform: scale(1.5);
    transition: transform 0.3s ease;
}