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

:root {
    --primary-color: #0B36A3;
    --primary-dark: #092D8A;
    --primary-light: #1A4BB8;
    --secondary-color: #499DE3;
    --text-dark: #000000;
    --text-light: #A1A19E;
    --background-light: #F5F7F8;
    --white: #FFFFFF;
    --gradient: linear-gradient(135deg, #0B36A3 0%, #499DE3 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    color: var(--text-dark);
    line-height: 1.5;
    overflow-x: hidden;
    background: var(--white);
}

/* Scroll-based animations */
.fade-in {
    opacity: 0;
    transform: translateY(60px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.fade-in-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.fade-in-right {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* Lottie Animation Styles */
.lottie-container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.lottie-hero {
    width: 100%;
    max-width: 400px;
    height: auto;
}

.lottie-feature {
    width: 56px;
    height: 56px;
}

.lottie-download {
    width: 120px;
    height: 120px;
}

.lottie-stat {
    width: 80px;
    height: 80px;
    margin-bottom: 0.5rem;
}

.lottie-premium {
    width: 48px;
    height: 48px;
}

.feature-icon-lottie {
    width: 56px;
    height: 56px;
    background: var(--gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: transform 0.4s, box-shadow 0.4s;
    overflow: hidden;
}

.feature-card:hover .feature-icon-lottie {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 30px rgba(11, 54, 163, 0.3);
}

/* Navigation - Apple style */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 0 2rem;
    height: 48px;
    background: rgba(251, 251, 253, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(251, 251, 253, 0.92);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1024px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: opacity 0.3s;
}

.logo:hover {
    opacity: 0.7;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 0.875rem;
    font-weight: 400;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width 0.3s ease;
}

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

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--gradient);
    color: var(--white);
    padding: 0.5rem 1.25rem;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 20px rgba(11, 54, 163, 0.4);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 20px;
    height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: 0.3s;
}

/* Hero Section - Apple style with large typography */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem 4rem;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

/* Animated gradient orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: orb-float 20s ease-in-out infinite;
}

.hero-orb-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, rgba(11, 54, 163, 0.4), rgba(73, 157, 227, 0.2));
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.hero-orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, rgba(73, 157, 227, 0.3), rgba(11, 54, 163, 0.2));
    bottom: -100px;
    left: -100px;
    animation-delay: -10s;
}

@keyframes orb-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(0, 20px) scale(0.95); }
    75% { transform: translate(-30px, -10px) scale(1.02); }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(11, 54, 163, 0.1);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(11, 54, 163, 0.2);
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    letter-spacing: -0.02em;
}

.hero-title span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Typing animation for hero */
.typing-text {
    display: inline-block;
    position: relative;
}

.typing-cursor {
    display: inline-block;
    width: 3px;
    height: 1em;
    background: var(--primary-color);
    margin-left: 2px;
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    max-width: 480px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--text-dark);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.3s;
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary span,
.btn-primary svg {
    position: relative;
    z-index: 1;
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--primary-color);
    padding: 1rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    border: 2px solid var(--primary-color);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.05);
}

.hero-image {
    position: relative;
    z-index: 1;
    perspective: 1000px;
}

.phone-container {
    position: relative;
    transform-style: preserve-3d;
    animation: phone-float 6s ease-in-out infinite;
}

@keyframes phone-float {
    0%, 100% { transform: translateY(0) rotateY(-5deg) rotateX(5deg); }
    50% { transform: translateY(-20px) rotateY(5deg) rotateX(-5deg); }
}

.phone-placeholder {
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    aspect-ratio: 9/19;
    background: #000000;
    border-radius: 40px;
    padding: 6px;
    box-shadow:
        0 50px 100px -20px rgba(0, 0, 0, 0.4),
        0 30px 60px -30px rgba(0, 0, 0, 0.5),
        inset 0 0 0 1px rgba(255, 255, 255, 0.1);
    position: relative;
}

.phone-notch {
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 90px;
    height: 24px;
    background: #000000;
    border-radius: 0 0 18px 18px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--background-light);
    border-radius: 34px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-dark);
    position: relative;
    overflow: hidden;
}

/* Animated Japanese characters on phone screen */
.phone-chars {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.phone-char {
    position: absolute;
    font-size: 1.5rem;
    color: rgba(11, 54, 163, 0.15);
    animation: char-float 10s linear infinite;
}

@keyframes char-float {
    0% { transform: translateY(100%) rotate(0deg); opacity: 0; }
    10% { opacity: 0.3; }
    90% { opacity: 0.3; }
    100% { transform: translateY(-100%) rotate(360deg); opacity: 0; }
}

.phone-content {
    text-align: center;
    z-index: 5;
}

.phone-logo {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    box-shadow: 0 10px 40px rgba(11, 54, 163, 0.4);
}

.phone-app-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.phone-tagline {
    font-size: 0.75rem;
    color: var(--text-light);
}

/* Stats counter section */
.stats-section {
    padding: 4rem 2rem;
    background: var(--white);
}

.stats-wrapper {
    max-width: 1024px;
    margin: 0 auto;
    position: relative;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
}

.stat-item {
    padding: 2rem;
}

.stats-lottie-bg {
    position: absolute;
    left: -80px;
    top: 0%;
    transform: translateY(-50%);
    width: 200px;
    height: 200px;
    opacity: 0.2;
    z-index: 0;
}

.stat-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 0.5rem;
    margin-left: 35px;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 500;
}

/* What is Flick Section */
.what-is-flick {
    padding: 6rem 2rem;
    background: var(--background-light);
}

.flick-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
}

.flick-description {
    font-size: 1.1rem;
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.flick-description strong {
    color: var(--primary-color);
}

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

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

.flick-key-container {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto;
}

.flick-key {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    background: var(--gradient);
    color: white;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    box-shadow: 0 10px 30px rgba(11, 54, 163, 0.3);
}

.flick-direction {
    position: absolute;
    width: 50px;
    height: 50px;
    background: var(--white);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 600;
    transition: all 0.3s;
}

.flick-up {
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
}

.flick-up:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(-50%) scale(1.1);
}

.flick-down {
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
}

.flick-down:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(-50%) scale(1.1);
}

.flick-left {
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
}

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

.flick-right {
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
}

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

.flick-demo-caption {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-light);
}

@media (max-width: 768px) {
    .flick-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .flick-visual {
        order: -1;
    }
}

/* Features Section - Apple style cards */
.features {
    padding: 8rem 2rem;
    background: var(--white);
}

.section-container {
    max-width: 1024px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-eyebrow {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-description {
    color: var(--text-light);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

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

.feature-card {
    background: var(--background-light);
    padding: 2.5rem;
    border-radius: 24px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.4s;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.12);
}

.feature-card:hover::before {
    opacity: 0.05;
}

.feature-card > * {
    position: relative;
    z-index: 1;
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: transform 0.4s, box-shadow 0.4s;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 30px rgba(11, 54, 163, 0.3);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

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

/* Showcase Section - Large feature highlight */
.showcase {
    padding: 8rem 2rem;
    background: linear-gradient(180deg, var(--white) 0%, var(--background-light) 100%);
}

.showcase-container {
    max-width: 1024px;
    margin: 0 auto;
}

.showcase-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 8rem;
}

.showcase-item:nth-child(even) {
    direction: rtl;
}

.showcase-item:nth-child(even) > * {
    direction: ltr;
}

.showcase-item:last-child {
    margin-bottom: 0;
}

.showcase-content {
    padding: 2rem 0;
}

.showcase-eyebrow {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.showcase-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.showcase-description {
    color: var(--text-light);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.showcase-features {
    list-style: none;
}

.showcase-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 500;
}

.showcase-features li svg {
    color: var(--secondary-color);
    flex-shrink: 0;
}

.showcase-visual {
    position: relative;
}

.showcase-card {
    background: var(--white);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.showcase-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
}

/* Course display animation */
.course-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.course-item {
    background: var(--background-light);
    padding: 1.25rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
}

.course-item:hover {
    background: var(--gradient);
    color: white;
    transform: scale(1.05);
}

.course-item:hover .course-char {
    color: white;
}

.course-char {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
    transition: color 0.3s;
}

.course-name {
    font-size: 0.75rem;
    color: var(--text-light);
}

.course-item:hover .course-name {
    color: rgba(255, 255, 255, 0.8);
}

/* Premium card styles */
.premium-card {
    text-align: center;
    padding: 2.5rem !important;
    background: linear-gradient(135deg, #f8f7ff 0%, #fff 100%);
}

.premium-badge-large {
    display: inline-block;
    background: var(--gradient);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    margin-bottom: 2rem;
}

.premium-features-visual {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.premium-feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.premium-feature-item:hover {
    transform: translateX(10px);
    box-shadow: 0 6px 20px rgba(11, 54, 163, 0.15);
}

.premium-emoji {
    font-size: 1.5rem;
}

.premium-feature-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
}

.premium-cta {
    background: var(--gradient);
    color: white;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.125rem;
    font-weight: 600;
    display: inline-block;
    box-shadow: 0 10px 30px rgba(11, 54, 163, 0.3);
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.premium-cta:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(11, 54, 163, 0.4);
}

/* Screenshots Section */
.screenshots {
    padding: 8rem 2rem;
    background: linear-gradient(135deg, #1a1a2e 0%, #0f0f1a 100%);
    color: var(--white);
    overflow: hidden;
}

.screenshots .section-eyebrow {
    color: var(--secondary-color);
}

.screenshots .section-title {
    color: var(--white);
}

.screenshots .section-description {
    color: rgba(255, 255, 255, 0.6);
}

.screenshots-carousel {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: nowrap;
    margin-top: 4rem;
    padding: 2rem 0;
}

.screenshot-item {
    flex-shrink: 0;
    width: 220px;
    aspect-ratio: 9/19;
    background: linear-gradient(145deg, #2a2a4a 0%, #1a1a3e 100%);
    border-radius: 30px;
    padding: 8px;
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
}

.screenshot-item:hover {
    transform: scale(1.08) translateY(-10px);
    box-shadow: 0 30px 60px rgba(11, 54, 163, 0.3);
}

.screenshot-inner {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(11, 54, 163, 0.2) 0%, rgba(73, 157, 227, 0.2) 100%);
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

.screenshot-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.screenshot-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
}

/* Download Section */
.download {
    padding: 8rem 2rem;
    background: var(--background-light);
    position: relative;
    overflow: hidden;
}

.download::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(11, 54, 163, 0.1) 0%, transparent 70%);
    top: -200px;
    right: -200px;
}

.download-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    background: var(--white);
    padding: 4rem;
    border-radius: 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.download-bg-lottie {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    opacity: 0.30;
    z-index: 0;
    pointer-events: none;
}

.download-icon {
    width: 120px;
    height: 120px;
    background: var(--white);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 2.5rem;
    box-shadow: none;
    transition: transform 0.3s;
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.download-icon:hover {
    transform: scale(1.1) rotate(5deg);
}

.download-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
    letter-spacing: -0.02em;
}

.download-description {
    color: var(--text-light);
    margin-bottom: 2.5rem;
    font-size: 1.125rem;
}

.download-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.store-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--text-dark);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 14px;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.store-btn:hover {
    background: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(11, 54, 163, 0.3);
}

.store-btn-icon {
    font-size: 1.75rem;
}

.store-btn-text {
    text-align: left;
}

.store-btn-text small {
    font-size: 0.7rem;
    opacity: 0.8;
    display: block;
}

.store-btn-text span {
    font-size: 1.125rem;
    font-weight: 600;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 4rem 2rem 2rem;
}

.footer-simple {
    padding: 2rem;
}

.footer-bottom-only {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-container {
    max-width: 1024px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--white);
    transition: all 0.3s;
}

.social-link:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    color: var(--white);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.6rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.8rem;
}

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

.footer-legal a {
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    font-size: 0.8rem;
    transition: color 0.3s ease;
}

.footer-legal a:hover {
    color: var(--white);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-image {
        order: 0;
        margin-bottom: 2rem;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-description {
        margin: 0 auto 2rem;
    }

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

    .stats-container {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .showcase-item {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .showcase-item:nth-child(even) {
        direction: ltr;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 1rem 2rem 2rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }

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

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

    .nav-cta {
        display: none;
    }

    .hero {
        padding: 6rem 1.5rem 4rem;
    }

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

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

    .phone-placeholder {
        max-width: 220px;
    }

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

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

    .feature-card {
        padding: 2rem;
    }

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

    .screenshots-carousel {
        overflow-x: auto;
        justify-content: flex-start;
        padding: 2rem 1rem;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
    }

    .screenshot-item {
        scroll-snap-align: center;
        width: 180px;
    }

    .download-container {
        padding: 2.5rem 1.5rem;
    }

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

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

    .footer-brand {
        max-width: 100%;
    }

    .social-links {
        justify-content: center;
    }

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

    .footer-legal {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-primary,
    .btn-secondary {
        justify-content: center;
    }

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

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

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

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

/* Testimonials Section Styles */
.testimonials {
    padding: 6rem 2rem;
    background: var(--background-light);
}

.testimonials-slider-container {
    position: relative;
    overflow: hidden;
    padding: 20px 0;
}

.testimonials-slider {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-card {
    min-width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}

@media (min-width: 768px) {
    .testimonial-card {
        min-width: 50%;
    }
}

@media (min-width: 1024px) {
    .testimonial-card {
        min-width: 33.333%;
    }
}

.testimonial-content {
    background: var(--white);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 20px;
    padding: 30px;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.testimonial-content:hover {
    border-color: rgba(11, 54, 163, 0.2);
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.testimonial-text {
    flex: 1;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.testimonial-info {
    display: flex;
    flex-direction: column;
}

.testimonial-name {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.testimonial-source {
    color: var(--text-light);
    font-size: 0.85rem;
}

.testimonial-meta {
    color: var(--text-light);
    font-size: 0.85rem;
}

.testimonial-rating {
    display: flex;
    gap: 2px;
    margin-bottom: 15px;
}

.testimonial-rating svg {
    width: 16px;
    height: 16px;
    fill: #FFD700;
}

.slider-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 30px;
}

.slider-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--white);
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

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

.slider-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.slider-dots {
    display: flex;
    gap: 8px;
}

.slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-dot.active {
    background: var(--primary-color);
    width: 24px;
    border-radius: 4px;
}

.testimonials-cta {
    text-align: center;
    margin-top: 40px;
}

.btn-threads {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--text-dark);
    color: white;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-threads:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    background: var(--primary-color);
}

.btn-threads svg {
    width: 20px;
    height: 20px;
}

/* Language Selector */
.lang-selector {
    position: relative;
    margin-left: 1rem;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    background: transparent;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.813rem;
    font-weight: 500;
    color: var(--text-dark);
    transition: all 0.2s ease;
    font-family: inherit;
}

.lang-btn:hover {
    background: rgba(0, 0, 0, 0.05);
    border-color: rgba(0, 0, 0, 0.2);
}

.lang-btn svg {
    width: 16px;
    height: 16px;
    transition: transform 0.2s ease;
}

.lang-selector:hover .lang-btn svg {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    min-width: 140px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 1001;
    overflow: hidden;
}

.lang-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    text-align: left;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-dark);
    transition: background 0.2s ease;
    font-family: inherit;
}

.lang-option:hover {
    background: rgba(11, 54, 163, 0.05);
}

.lang-option.active {
    background: rgba(11, 54, 163, 0.1);
    color: var(--primary-color);
    font-weight: 600;
}

/* Mobile language selector */
@media (max-width: 768px) {
    .lang-selector {
        margin-left: 0;
        margin-right: auto;
    }

    .nav-container {
        position: relative;
    }

    .lang-btn {
        padding: 0.35rem 0.6rem;
        font-size: 0.75rem;
    }

    .lang-dropdown {
        left: 0;
        right: auto;
    }
}

/* Island Building Showcase */
.showcase-cta {
    margin-top: 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    padding: 0.75rem 1.25rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
    border-radius: 12px;
    display: inline-block;
}

.island-card {
    border-radius: 24px;
    padding: 3rem;
    overflow: visible;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.island-visual {
    text-align: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.island-lottie-container {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 360px;
    height: 360px;
}

.island-lottie-container lottie-player {
    filter: drop-shadow(0 10px 30px rgba(99, 102, 241, 0.2));
}