/* ===== CSS RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors from app theme */
    --primary: #FF6400;
    --primary-light: #FF914D;
    --primary-dark: #E65100;
    --primary-alpha: rgba(255, 100, 0, 0.12);
    --primary-hover: rgba(255, 100, 0, 0.08);

    --text-primary: #000000;
    --text-secondary: #616161;
    --text-tertiary: #9E9E9E;

    --background: #FFFFFF;
    --surface: #FAFAFA;
    --surface-variant: #F5F5F5;

    --outline: #E0E0E0;
    --outline-variant: #F5F5F5;

    --success: #2E7D32;
    --warning: #F57C00;
    --error: #D32F2F;
    --info: #0288D1;

    /* Typography */
    --font-heading: 'Rubik', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;

    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--background);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom-color: var(--outline);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    text-decoration: none;
}

.nav-logo {
    height: 40px;
    width: 40px;
    display: block;
    object-fit: contain;
    background: white;
    padding: 8px;
    border-radius: 10px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
    border: 1px solid rgba(0,0,0,0.08);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-family: var(--font-body);
    font-size: 0.938rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.nav-link:hover::after {
    transform: scaleX(1);
}

.nav-link-cta {
    color: var(--primary);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
    z-index: 1001;
}

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

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 14px 24px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 100, 0, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--outline);
}

.btn-outline:hover {
    border-color: var(--primary);
    background: var(--primary-alpha);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.063rem;
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(225deg, var(--primary-light), var(--primary));
    bottom: -150px;
    left: -100px;
    animation-delay: -7s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(45deg, var(--primary), var(--primary-dark));
    top: 50%;
    left: 50%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-50px, 50px) scale(0.9);
    }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.hero-stats {
    display: flex;
    gap: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--outline);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.stat-icon {
    font-size: 2rem;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 0.938rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.813rem;
    color: var(--text-secondary);
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.phone-mockup {
    position: relative;
    z-index: 2;
}

.phone-frame {
    width: 300px;
    border-radius: 40px;
    background: #000;
    padding: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: floatPhone 3s infinite ease-in-out;
}

@keyframes floatPhone {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

.phone-screenshot {
    width: 100%;
    height: auto;
    border-radius: 32px;
    display: block;
}

.phone-shadow {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 40px;
    background: radial-gradient(ellipse, rgba(0, 0, 0, 0.2), transparent);
    filter: blur(20px);
}

/* GLAUC-STRAT Grid Cells - matching calculator design */
.grid-cell {
    position: absolute;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    border-radius: 12px;
    z-index: 1;
    animation: floatCell 4s infinite ease-in-out;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.green-cell {
    background: rgba(76, 175, 80, 0.2);
    border: 2px solid #4CAF50;
    color: #2E7D32;
}

.amber-cell {
    background: rgba(255, 167, 38, 0.2);
    border: 2px solid #FFA726;
    color: #E65100;
}

.red-cell {
    background: rgba(239, 83, 80, 0.2);
    border: 2px solid #EF5350;
    color: #C62828;
}

/* Positioned uniformly around the phone with fixed distances (phone is 300px wide) */
/* Top center */
.cell-g1 {
    top: -50px;
    left: 50%;
    margin-left: -40px; /* Half of cell width (80px) */
    animation-delay: 0s;
}

/* Top-right - positioned relative to center */
.cell-r3 {
    top: 10px;
    left: calc(50% + 165px); /* Phone half (150px) + spacing (15px) */
    animation-delay: -4.8s;
}

/* Right-upper */
.cell-g2 {
    top: 140px;
    left: calc(50% + 173px); /* Phone half (150px) + spacing (23px) */
    animation-delay: -0.6s;
}

/* Right-lower */
.cell-a1 {
    bottom: 140px;
    left: calc(50% + 173px); /* Phone half (150px) + spacing (23px) */
    animation-delay: -1.8s;
}

/* Bottom-right */
.cell-a3 {
    bottom: 10px;
    left: calc(50% + 165px); /* Phone half (150px) + spacing (15px) */
    animation-delay: -3s;
}

/* Bottom center */
.cell-a2 {
    bottom: -50px;
    left: 50%;
    margin-left: -40px; /* Half of cell width (80px) */
    animation-delay: -2.4s;
}

/* Bottom-left */
.cell-r2 {
    bottom: 10px;
    right: calc(50% + 165px); /* Phone half (150px) + spacing (15px) */
    animation-delay: -4.2s;
}

/* Left-lower */
.cell-r1 {
    bottom: 140px;
    right: calc(50% + 173px); /* Phone half (150px) + spacing (23px) */
    animation-delay: -3.6s;
}

/* Left-upper */
.cell-g3 {
    top: 140px;
    right: calc(50% + 173px); /* Phone half (150px) + spacing (23px) */
    animation-delay: -1.2s;
}

@keyframes floatCell {
    0%, 100% {
        transform: translateY(0px) rotate(var(--rotation, 0deg));
    }
    50% {
        transform: translateY(-20px) rotate(var(--rotation, 0deg));
    }
}

/* Random rotations for each cell */
.cell-g1 { --rotation: -8deg; }
.cell-g2 { --rotation: 12deg; }
.cell-g3 { --rotation: -15deg; }
.cell-a1 { --rotation: 10deg; }
.cell-a2 { --rotation: -12deg; }
.cell-a3 { --rotation: 14deg; }
.cell-r1 { --rotation: -10deg; }
.cell-r2 { --rotation: 8deg; }
.cell-r3 { --rotation: -18deg; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== SECTION HEADERS ===== */
.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-badge {
    display: inline-block;
    padding: 8px 16px;
    background: var(--primary-alpha);
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.feature-card {
    background: white;
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--outline);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-alpha);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    margin-bottom: var(--space-lg);
    transition: all var(--transition-base);
}

.feature-card:hover .feature-icon {
    background: var(--primary);
    color: white;
    transform: scale(1.1);
}

.feature-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: var(--space-3xl) 0;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-content {
    animation: fadeInUp 0.8s ease-out;
}

.about-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    line-height: 1.2;
}

.about-text {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

.about-features {
    display: grid;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.about-feature {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.about-feature-icon {
    width: 32px;
    height: 32px;
    background: var(--primary-alpha);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.about-feature-text {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
}

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

.stats-box {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    color: white;
    box-shadow: var(--shadow-lg);
    display: grid;
    gap: var(--space-xl);
}

.stats-box-item {
    text-align: center;
}

.stats-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--space-xs);
}

.stats-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* ===== SCREENSHOTS SECTION ===== */
.screenshots {
    padding: var(--space-3xl) 0;
    background: var(--surface);
}

.screenshots-carousel {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.carousel-container {
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.carousel-track {
    display: flex;
    transition: transform var(--transition-slow);
}

.carousel-item {
    min-width: 100%;
    padding: var(--space-lg);
}

.carousel-item img {
    width: 100%;
    max-width: 300px;
    height: auto;
    margin: 0 auto;
    display: block;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.carousel-caption {
    text-align: center;
    margin-top: var(--space-md);
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-primary);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background: white;
    border: 1px solid var(--outline);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    z-index: 10;
}

.carousel-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn-prev {
    left: -24px;
}

.carousel-btn-next {
    right: -24px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
}

.carousel-dot {
    width: 12px;
    height: 12px;
    background: var(--outline);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-base);
}

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

/* ===== DOWNLOAD SECTION ===== */
.download {
    padding: var(--space-3xl) 0;
}

.download-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-xl);
    padding: var(--space-3xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    color: white;
    box-shadow: var(--shadow-lg);
}

.download-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    line-height: 1.2;
}

.download-text {
    font-size: 1.125rem;
    margin-bottom: var(--space-2xl);
    opacity: 0.9;
    line-height: 1.7;
}

.download-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.store-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: white;
    color: var(--text-primary);
    padding: 12px 20px;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-base);
}

.store-btn svg {
    height: 32px;
    width: auto;
    flex-shrink: 0;
}

.store-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

.store-btn-text {
    display: flex;
    flex-direction: column;
}

.store-btn-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.store-btn-name {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
}

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

.download-logo {
    width: 200px;
    height: 200px;
    object-fit: contain;
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    animation: floatPhone 3s infinite ease-in-out;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--text-primary);
    color: white;
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: var(--space-3xl);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.footer-logo-container {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.footer-logo {
    height: 40px;
    width: 40px;
    display: block;
    object-fit: contain;
    background: white;
    padding: 8px;
    border-radius: 10px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.footer-logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-brand {
    flex: 2;
    min-width: 250px;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.938rem;
}

.footer-links {
    display: flex;
    gap: var(--space-3xl);
    flex: 3;
    justify-content: flex-end;
}

.footer-column {
    min-width: 120px;
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.footer-link {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: var(--space-sm);
    font-size: 0.938rem;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--primary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-lg);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

.footer-note {
    margin-top: var(--space-sm);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .hero-image {
        order: -1;
        margin-top: var(--space-2xl);
    }

    .hero-title {
        font-size: 2.5rem;
    }

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

    .about-container {
        grid-template-columns: 1fr;
    }

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

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 950px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: var(--space-lg);
        gap: var(--space-lg);
        box-shadow: var(--shadow-lg);
        z-index: 999;
        border-bottom: 1px solid var(--outline);
    }

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

    .nav-link {
        font-size: 1.125rem;
        padding: var(--space-sm) 0;
        border-bottom: 1px solid var(--outline-variant);
    }

    .nav-link:last-child {
        border-bottom: none;
    }

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

    body.menu-open {
        overflow: hidden;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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

    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
    }

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

    .section-title {
        font-size: 2rem;
    }

    .download-title {
        font-size: 2rem;
    }

    .download-buttons {
        flex-direction: column;
    }

    .footer-content {
        flex-direction: column;
    }

    .footer-links {
        flex-direction: column;
        gap: var(--space-xl);
    }

    .footer-brand {
        flex: 1;
    }

    .carousel-btn {
        display: none;
    }
}

@media (max-width: 480px) {
    .phone-frame {
        width: 250px;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .download-title {
        font-size: 1.75rem;
    }
}

/* ===== SCROLL ANIMATIONS ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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