/* 글로벌 스타일 */
:root {
    --primary-color: #FFC107;
    --secondary-color: #FFD54F;
    --accent-color: #FF8F00;
    --text-color: #e6e6e6;
    --light-text: #a6a6a6;
    --dark-text: #f9f9f9;
    --background-color: #121212;
    --secondary-bg: #1e1e1e;
    --section-bg: #1a1a1a;
    --card-bg: #222222;
    --border-color: #333333;
    --highlight-color: #FFC107;
    --transition: all 0.3s ease;
    --shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
    --glow: 0 0 20px rgba(255, 193, 7, 0.3);
}

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

body {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
}

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

ul {
    list-style-type: none;
}

.btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow);
    color: white;
}

.btn-download {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white !important;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600;
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: var(--glow);
}

.highlight {
    color: var(--primary-color);
    font-weight: 700;
}

/* 헤더 스타일 */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    background-color: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

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

.logo {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

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

.nav-links li {
    margin-left: 2.5rem;
}

.nav-links a {
    font-weight: 500;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary-color);
    transition: var(--transition);
}

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

/* 히어로 섹션 */
.hero {
    padding: 180px 0 120px 0;
    position: relative;
    overflow: hidden;
    background: var(--secondary-bg);
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 10;
}

.hero-content {
    max-width: 550px;
    z-index: 1;
}

.hero h1 {
    font-size: 3.8rem;
    margin-bottom: 20px;
    line-height: 1.2;
    font-weight: 900;
    letter-spacing: -1px;
    color: var(--dark-text);
}

.hero p {
    font-size: 1.2rem;
    color: var(--light-text);
    margin-bottom: 40px;
    line-height: 1.8;
}

.download-buttons {
    display: flex;
    gap: 15px;
    margin-top: 25px;
    flex-wrap: wrap;
}

.download-buttons img {
    height: 48px;
    transition: transform 0.3s ease;
}

.download-buttons img:hover {
    transform: translateY(-3px);
}

.btn-appstore, .btn-googleplay {
    display: inline-block;
    position: relative;
}

.btn-googleplay {
    overflow: visible;
    border-radius: 8px;
    transition: all 0.3s ease;
    padding: 0;
    margin: 0;
}

.btn-googleplay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0));
    border-radius: 6px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
    pointer-events: none;
}

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

.btn-googleplay img {
    filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.3));
    transition: all 0.3s ease;
    position: relative;
    z-index: 0;
    border-radius: 6px;
    display: block;
}

.btn-googleplay:hover img {
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.5));
    transform: translateY(-3px);
}

.hero-image {
    width: 40%;
    position: relative;
    z-index: 1;
}

.hero-screenshot {
    max-width: 380px;
    transform: perspective(1000px) rotateY(-10deg);
    box-shadow: 20px 20px 50px rgba(0, 0, 0, 0.7);
    transition: transform 0.6s ease, box-shadow 0.6s ease;
}

.hero-screenshot:hover {
    transform: perspective(1000px) rotateY(0deg) translateY(-15px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5), 0 0 30px rgba(255, 193, 7, 0.4);
}

.hero-bg-shape {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at 70% 50%, rgba(255, 193, 7, 0.15), transparent 70%);
    z-index: 0;
}

.pyoni-hero {
    max-width: 400px;
    filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.6));
    animation: float 6s ease-in-out infinite;
}

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

/* 인트로 섹션 - 2025 디자인 */
.intro {
    padding: 120px 0;
    background-color: var(--background-color);
    position: relative;
    overflow: hidden;
}

.intro::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(83, 91, 230, 0.05) 0%, transparent 70%);
    top: -200px;
    left: -100px;
    z-index: 0;
    filter: blur(80px);
}

.intro::after {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 193, 7, 0.05) 0%, transparent 70%);
    bottom: -200px;
    right: -100px;
    z-index: 0;
    filter: blur(100px);
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    position: relative;
    z-index: 2;
}

.section-intro h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--dark-text);
    font-weight: 900;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.section-intro p {
    font-size: 1.2rem;
    color: var(--light-text);
    line-height: 1.7;
}

.intro-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 80px;
    position: relative;
    z-index: 2;
}

.intro-card {
    background: rgba(34, 34, 34, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 24px;
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    position: relative;
    z-index: 1;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.intro-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.05) 0%, rgba(83, 91, 230, 0.05) 100%);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.intro-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 193, 7, 0.2);
}

.intro-card:hover::before {
    opacity: 1;
}

.intro-card-inner {
    padding: 40px 30px;
    position: relative;
    z-index: 2;
}

.intro-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1) 0%, rgba(83, 91, 230, 0.1) 100%);
    border-radius: 20px;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.feature-icon {
    width: 40px;
    height: 40px;
    color: white;
    opacity: 0.9;
}

.intro-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--dark-text);
    font-weight: 700;
}

.intro-card p {
    color: var(--light-text);
    line-height: 1.6;
    font-size: 1rem;
}

.intro-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 50px;
    margin-top: 70px;
    background: rgba(34, 34, 34, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 30px;
    padding: 50px;
    position: relative;
    z-index: 2;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.intro-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.08) 0%, rgba(83, 91, 230, 0.08) 100%);
    border-radius: 30px;
    z-index: -1;
}

.intro-cta-image {
    width: 260px;
    height: auto;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.5));
    animation: float 6s ease-in-out infinite;
}

.intro-cta-content {
    flex: 1;
    max-width: 500px;
}

.intro-cta-content h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--dark-text);
    font-weight: 700;
}

.intro-cta-content p {
    color: var(--light-text);
    line-height: 1.8;
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.intro-cta-content .btn-primary {
    margin-top: 10px;
}

@media (max-width: 992px) {
    .intro-features {
        grid-template-columns: 1fr;
    }
    
    .intro-cta {
        flex-direction: column;
        text-align: center;
        padding: 40px 30px;
    }
    
    .intro-cta-image {
        width: 200px;
        margin-bottom: 30px;
    }
    
    .intro-cta-content {
        max-width: 100%;
    }
    
    .section-intro h2 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero {
        padding: 150px 0 80px 0;
    }
    
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
        margin-bottom: 50px;
    }
    
    .hero-image {
        width: 80%;
        margin: 0 auto;
    }
    
    .pyoni-hero {
        max-width: 250px;
        margin: 0 auto;
    }
    
    .download-buttons {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
        margin-top: 20px;
    }
    
    .download-buttons img {
        height: 45px;
    }
    
    section {
        padding: 70px 0;
    }
    
    .intro {
        padding: 90px 0;
    }
    
    .section-intro h2,
    .download h2,
    .character-content h2 {
        font-size: 2.2rem;
    }
    
    .section-intro p {
        font-size: 1.1rem;
    }
    
    .intro-card-inner {
        padding: 30px 20px;
    }
    
    .intro-icon {
        width: 60px;
        height: 60px;
    }
    
    .feature-icon {
        width: 32px;
        height: 32px;
    }
    
    .intro-cta-content h3 {
        font-size: 1.8rem;
    }
    
    .feature-content h3 {
        font-size: 1.8rem;
    }
    
    blockquote {
        font-size: 1.8rem;
        padding: 0 20px;
    }
    
    .feature-images {
        flex-direction: column;
    }
    
    .feature-images .app-screenshot {
        max-width: 85%;
        width: 320px;
        margin-bottom: 20px;
    }
    
    .screenshot-row .app-screenshot {
        width: 85%;
        max-width: 320px;
    }
    
    .slider-section {
        margin-bottom: 100px;
    }
    
    .slider-images {
        height: 500px;
        overflow: visible;
    }
    
    .slider-image {
        max-width: 280px;
    }
    
    .slider-content h3 {
        font-size: 2rem;
    }
    
    .slider-content p {
        font-size: 0.95rem;
    }
    
    .slider-controls {
        padding: 0 10px;
    }
    
    .slider-button {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .btn-primary {
        padding: 12px 25px;
    }
    
    .download-buttons {
        justify-content: center;
    }
    
    .intro-grid,
    .target-grid,
    .review-cards {
        grid-template-columns: 1fr;
    }
    
    .screenshot-row .app-screenshot,
    .feature-images .app-screenshot {
        width: 100%;
        max-width: 100%;
    }
    
    .slider-images {
        height: 450px;
        overflow: visible;
    }
    
    .slider-image {
        max-width: 250px;
    }
    
    .slider-content h3 {
        font-size: 1.6rem;
    }
    
    .slider-content p {
        font-size: 0.95rem;
    }
    
    .slider-nav {
        margin-top: 20px;
    }
    
    .slider-dot {
        width: 30px;
        height: 3px;
    }
    
    blockquote {
        font-size: 1.5rem;
    }
    
    .pyoni-hero {
        max-width: 200px;
    }
    
    .download-buttons img {
        height: 40px;
    }
}

/* 슬라이더 스크린샷 섹션 */
.screenshots {
    padding: 120px 0;
    background: linear-gradient(135deg, #121212 0%, #1a1a1a 100%);
    overflow: hidden;
    position: relative;
}

.screenshots::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 193, 7, 0.08) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    z-index: 1;
    filter: blur(50px);
}

.screenshots::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(83, 91, 230, 0.08) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
    z-index: 1;
    filter: blur(50px);
}

.screenshot-slider {
    margin-top: 80px;
    position: relative;
    z-index: 2;
}

.slider-section {
    display: flex;
    flex-direction: column;
    margin-bottom: 150px;
    padding: 0 20px;
    position: relative;
}

.slider-section:last-child {
    margin-bottom: 0;
}

.slider-content {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 60px;
    position: relative;
    z-index: 2;
}

.slider-content h3 {
    font-size: 2.4rem;
    color: var(--dark-text);
    margin-bottom: 20px;
    font-weight: 800;
    line-height: 1.3;
}

.slider-content p {
    font-size: 1.1rem;
    color: var(--light-text);
    line-height: 1.7;
    max-width: 540px;
    margin: 0 auto;
}

.slider-images {
    position: relative;
    overflow: visible;
    height: 650px;
    width: 100%;
    perspective: 1200px;
    margin: 0 auto;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
}

.slider-track {
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
}

.slider-image {
    position: absolute;
    width: 100%;
    max-width: 340px;
    height: auto;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 5px;
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.8),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    opacity: 0;
    filter: grayscale(40%) brightness(0.7);
    pointer-events: none;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
}

.slider-image.active {
    position: relative;
    transform: translateY(-20px) scale(1) !important;
    opacity: 1 !important;
    filter: grayscale(0%) brightness(1) !important;
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.9),
        0 0 30px rgba(255, 193, 7, 0.2),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    z-index: 10;
    pointer-events: auto;
}

/* 슬라이더 네비게이션 */
.slider-nav {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 40px;
    position: relative;
    z-index: 5;
}

.slider-dot {
    width: 40px;
    height: 4px;
    border-radius: 2px;
    background-color: rgba(255, 255, 255, 0.1);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.slider-dot::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.slider-dot.active {
    background-color: rgba(255, 255, 255, 0.15);
}

.slider-dot.active::after {
    width: 100%;
}

.slider-controls {
    position: absolute;
    width: 100%;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 50px;
    z-index: 10;
    pointer-events: none;
}

.slider-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(18, 18, 18, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: auto;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

.slider-button:hover {
    transform: scale(1.1);
    background: rgba(255, 193, 7, 0.2);
}

.slider-button svg {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: var(--primary-color);
    stroke-width: 2;
    transition: all 0.3s ease;
}

.slider-button:hover svg {
    stroke: white;
}

/* 인용구 섹션 */
.quote {
    padding: 80px 0;
    background-color: var(--primary-color);
    position: relative;
    overflow: hidden;
}

.quote::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2), transparent 70%);
    opacity: 0.3;
}

.quote-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.quote-mark {
    font-size: 150px;
    line-height: 0;
    position: absolute;
    top: -30px;
    left: -20px;
    color: rgba(255, 255, 255, 0.1);
    font-family: Georgia, serif;
}

.quote-text {
    position: relative;
    z-index: 2;
}

blockquote {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.4;
    color: white;
    margin: 0;
    padding: 0 40px;
    position: relative;
    z-index: 1;
}

/* 기능 섹션 */
.features {
    padding: 120px 0;
    background-color: var(--background-color);
    position: relative;
}

.feature-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 120px;
    position: relative;
}

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

.feature-item.reverse {
    flex-direction: row-reverse;
}

.feature-content {
    flex: 1;
    max-width: 480px;
    padding: 0 30px;
}

.feature-content h3 {
    font-size: 2rem;
    color: var(--dark-text);
    margin-bottom: 15px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.feature-content p {
    font-size: 1.1rem;
    color: var(--light-text);
    margin-bottom: 25px;
    line-height: 1.7;
}

.feature-list {
    list-style: none;
    margin-top: 20px;
}

.feature-list li {
    margin-bottom: 10px;
    padding-left: 30px;
    position: relative;
    font-size: 1.05rem;
    color: var(--text-color);
}

.feature-list li::before {
    content: "✓";
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.feature-images {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 25px;
}

.feature-images .app-screenshot {
    max-width: 260px;
    width: 45%;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.6);
}

.feature-images.single .app-screenshot {
    max-width: 320px;
    width: auto;
}

/* 캐릭터 섹션 */
.character {
    padding: 120px 0;
    background: linear-gradient(135deg, rgba(30, 30, 30, 1) 0%, rgba(18, 18, 18, 1) 100%);
    position: relative;
    overflow: hidden;
}

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

.character-content {
    width: 50%;
    padding-right: 50px;
}

.character-content h2 {
    font-size: 2.8rem;
    color: var(--dark-text);
    margin-bottom: 20px;
    font-weight: 900;
}

.character-content p {
    font-size: 1.2rem;
    color: var(--light-text);
    margin-bottom: 40px;
    line-height: 1.7;
}

.character-points {
    margin-top: 30px;
}

.character-point {
    display: flex;
    align-items: flex-start;
    margin-bottom: 15px;
}

.point-icon {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-right: 15px;
    flex-shrink: 0;
}

.character-point p {
    margin: 0;
    font-size: 1.1rem;
}

.character-image {
    width: 40%;
    text-align: center;
}

.pyoni-image {
    max-width: 300px;
    filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.5));
    animation: float 6s ease-in-out infinite;
}

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

/* 추천대상 섹션 */
.target {
    padding: 100px 0;
    background-color: var(--secondary-bg);
}

.target-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 50px;
}

.target-item {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.target-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--glow), var(--shadow);
}

.target-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.target-item p {
    color: var(--text-color);
    font-size: 1.1rem;
    line-height: 1.6;
    margin: 0;
}

/* 리뷰 섹션 */
.reviews {
    padding: 100px 0;
    background-color: var(--background-color);
    position: relative;
}

.review-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.review-card {
    background-color: var(--card-bg);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.review-card::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 15px;
    font-size: 120px;
    color: rgba(255, 193, 7, 0.07);
    line-height: 1;
    font-family: serif;
}

.review-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--glow), var(--shadow);
}

.review-stars {
    color: #ffbb00;
    font-size: 1.2rem;
    margin-bottom: 15px;
    position: relative;
    z-index: 2;
}

.review-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-color);
    position: relative;
    z-index: 2;
}

/* 다운로드 섹션 */
.download {
    padding: 120px 0;
    background: linear-gradient(135deg, rgba(30, 30, 30, 1) 0%, rgba(18, 18, 18, 1) 100%);
    position: relative;
    overflow: hidden;
}

.download::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 193, 7, 0.15), transparent 70%);
    border-radius: 50%;
}

.download-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.download h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 900;
    letter-spacing: -0.5px;
    color: var(--dark-text);
}

.download p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--light-text);
    line-height: 1.7;
}

.download .download-buttons {
    margin: 30px auto;
    justify-content: center;
}

.app-version {
    font-size: 0.9rem;
    color: var(--light-text);
    opacity: 0.7;
}

/* 푸터 */
footer {
    padding: 80px 0 40px;
    background-color: var(--secondary-bg);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer-logo {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--primary-color);
    margin-bottom: 30px;
}

.footer-links {
    margin-bottom: 30px;
}

.footer-links a {
    margin: 0 15px;
    color: var(--light-text);
}

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

.footer-contact {
    margin-bottom: 20px;
    color: var(--light-text);
}

.footer-copyright p {
    color: var(--light-text);
    font-size: 0.9rem;
    margin: 0;
}

/* 반응형 미디어 쿼리 */
@media (max-width: 992px) {
    .hero .container,
    .character .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content, 
    .character-content {
        max-width: 100%;
        margin-bottom: 50px;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .hero-image,
    .character-image {
        width: 80%;
        margin: 0 auto;
    }
    
    .character-content {
        width: 100%;
        padding-right: 0;
    }
    
    .feature-item, 
    .feature-item.reverse {
        flex-direction: column;
        text-align: center;
        margin-bottom: 90px;
    }
    
    .feature-content {
        max-width: 100%;
        margin-bottom: 50px;
        padding: 0;
    }
    
    .feature-list li, 
    .character-point {
        text-align: left;
    }
    
    .feature-images {
        width: 100%;
        justify-content: center;
        gap: 30px;
    }
    
    .feature-images .app-screenshot {
        max-width: 280px;
        width: 45%;
    }
    
    .screenshot-row {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .screenshot-row .app-screenshot {
        width: 45%;
        max-width: 340px;
    }
    
    .slider-section {
        margin-bottom: 120px;
    }
    
    .slider-images {
        height: 550px;
    }
    
    .slider-image {
        max-width: 300px;
    }
    
    .slider-controls {
        padding: 0 10px;
    }
    
    .slider-button {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero {
        padding: 150px 0 80px 0;
    }
    
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
        margin-bottom: 50px;
    }
    
    .hero-image {
        width: 80%;
        margin: 0 auto;
    }
    
    .pyoni-hero {
        max-width: 250px;
        margin: 0 auto;
    }
    
    .download-buttons {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
        margin-top: 20px;
    }
    
    .download-buttons img {
        height: 45px;
    }
    
    section {
        padding: 70px 0;
    }
    
    .intro {
        padding: 90px 0;
    }
    
    .section-intro h2,
    .download h2,
    .character-content h2 {
        font-size: 2.2rem;
    }
    
    .section-intro p {
        font-size: 1.1rem;
    }
    
    .intro-card-inner {
        padding: 30px 20px;
    }
    
    .intro-icon {
        width: 60px;
        height: 60px;
    }
    
    .feature-icon {
        width: 32px;
        height: 32px;
    }
    
    .intro-cta-content h3 {
        font-size: 1.8rem;
    }
    
    .feature-content h3 {
        font-size: 1.8rem;
    }
    
    blockquote {
        font-size: 1.8rem;
        padding: 0 20px;
    }
    
    .feature-images {
        flex-direction: column;
    }
    
    .feature-images .app-screenshot {
        max-width: 85%;
        width: 320px;
        margin-bottom: 20px;
    }
    
    .screenshot-row .app-screenshot {
        width: 85%;
        max-width: 320px;
    }
    
    .slider-section {
        margin-bottom: 100px;
    }
    
    .slider-images {
        height: 500px;
        overflow: visible;
    }
    
    .slider-image {
        max-width: 280px;
    }
    
    .slider-content h3 {
        font-size: 2rem;
    }
    
    .slider-content p {
        font-size: 0.95rem;
    }
    
    .slider-controls {
        padding: 0 10px;
    }
    
    .slider-button {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .btn-primary {
        padding: 12px 25px;
    }
    
    .download-buttons {
        justify-content: center;
    }
    
    .intro-grid,
    .target-grid,
    .review-cards {
        grid-template-columns: 1fr;
    }
    
    .screenshot-row .app-screenshot,
    .feature-images .app-screenshot {
        width: 100%;
        max-width: 100%;
    }
    
    .slider-images {
        height: 450px;
        overflow: visible;
    }
    
    .slider-image {
        max-width: 250px;
    }
    
    .slider-content h3 {
        font-size: 1.6rem;
    }
    
    .slider-content p {
        font-size: 0.95rem;
    }
    
    .slider-nav {
        margin-top: 20px;
    }
    
    .slider-dot {
        width: 30px;
        height: 3px;
    }
    
    blockquote {
        font-size: 1.5rem;
    }
}

/* 후기 섹션 날개형 슬라이더 스타일 */
.reviews-slider {
    position: relative;
    width: 100%;
    max-width: 1200px;
    margin: 50px auto;
    overflow: hidden;
    padding: 60px 0;
}

.reviews-track {
    display: flex;
    transition: transform 0.6s ease-in-out;
    will-change: transform;
    position: relative;
}

.reviews-slider .review-card {
    min-width: 320px;
    width: 320px;
    margin: 0 20px;
    background: rgba(34, 34, 34, 0.6);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
    padding: 35px 30px;
    transform: scale(0.9);
    opacity: 0.7;
    transition: all 0.4s ease;
    cursor: grab;
    border: 1px solid rgba(255, 255, 255, 0.06);
    position: relative;
    overflow: hidden;
}

.reviews-slider .review-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), #FFD54F);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.reviews-slider .review-card.active {
    transform: scale(1);
    opacity: 1;
    z-index: 10;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3), 0 0 20px rgba(255, 193, 7, 0.15);
}

.reviews-slider .review-card.active::before {
    opacity: 1;
}

.reviews-slider .review-stars {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
}

.reviews-slider .star {
    width: 18px;
    height: 18px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23FFD700' stroke='none'%3E%3Cpath d='M12 17.27L18.18 21l-1.64-7.03L22 9.24l-7.19-.61L12 2 9.19 8.63 2 9.24l5.46 4.73L5.82 21z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
}

.reviews-slider .review-text {
    font-size: 16px;
    line-height: 1.7;
    color: #eee;
    font-weight: 300;
    position: relative;
}

.reviews-slider .review-text::before {
    content: "";
    position: absolute;
    top: -35px;
    left: -10px;
    font-size: 70px;
    font-family: Georgia, serif;
    color: rgba(255, 193, 7, 0.1);
    line-height: 1;
}

.reviews-controls {
    display: flex;
    justify-content: center;
    margin-top: 40px;
    gap: 20px;
}

.reviews-controls button {
    background: rgba(34, 34, 34, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #fff;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.reviews-controls button:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.2), 0 0 15px rgba(255, 193, 7, 0.3);
}

.reviews-controls button svg {
    width: 20px;
    height: 20px;
}

.reviews-dots {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 25px;
}

.review-dot {
    width: 30px;
    height: 3px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.15);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.review-dot::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), #FFD54F);
    transition: width 0.3s ease;
}

.review-dot.active {
    background: rgba(255, 255, 255, 0.25);
}

.review-dot.active::after {
    width: 100%;
}

/* 앱 다운로드 팝업 스타일 */
.app-download-popup {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(34, 34, 34, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.app-download-popup.show {
    opacity: 1;
    visibility: visible;
    bottom: 30px;
}

.app-download-popup .app-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    overflow: hidden;
}

.app-download-popup .app-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.app-download-popup .app-info {
    flex: 1;
}

.app-download-popup .app-name {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 3px;
}

.app-download-popup .app-version {
    font-size: 0.85rem;
    color: var(--light-text);
}

.app-download-popup .download-button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.app-download-popup .download-button:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.app-download-popup .close-button {
    background: none;
    border: none;
    color: var(--light-text);
    cursor: pointer;
    padding: 5px;
    transition: all 0.3s ease;
}

.app-download-popup .close-button:hover {
    color: var(--text-color);
}

@media (max-width: 480px) {
    .app-download-popup {
        width: 90%;
        padding: 12px 15px;
    }
    
    .app-download-popup .app-icon {
        width: 40px;
        height: 40px;
    }
    
    .app-download-popup .app-name {
        font-size: 1rem;
    }
    
    .app-download-popup .app-version {
        font-size: 0.8rem;
    }
    
    .app-download-popup .download-button {
        padding: 6px 15px;
        font-size: 0.9rem;
    }
}