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

body {
    font-family: 'Noto Sans KR', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
    background: #000 url('../images/space_background.jpg') center center / cover no-repeat fixed;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: -1;
}

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

/* 버튼 스타일 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-download {
    padding: 16px 24px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    flex-direction: row;
    min-width: 200px;
}

.btn-download.disabled {
    background: rgba(255, 255, 255, 0.1);
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-download i {
    font-size: 24px;
}

.btn-download div {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-left: 12px;
}

.btn-download .small {
    font-size: 12px;
    opacity: 0.8;
}

.btn-download .large {
    font-size: 16px;
    font-weight: 700;
}

/* 헤더 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.navbar {
    padding: 1rem 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    height: 40px;
    width: auto;
    transition: all 0.3s ease;
}

.logo[src$=".jpg"], .logo[src$=".png"] {
    filter: brightness(0) invert(1);
}

.logo:hover {
    transform: scale(1.1);
}

.logo[src$=".svg"]:hover {
    filter: drop-shadow(0 0 10px rgba(102, 126, 234, 0.8));
}

.logo[src$=".jpg"]:hover, .logo[src$=".png"]:hover {
    filter: brightness(0) invert(1) drop-shadow(0 0 10px rgba(102, 126, 234, 0.8));
}

.brand-text {
    font-size: 24px;
    font-weight: 700;
    color: #667eea;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #667eea;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* 히어로 섹션 */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.4);
    overflow: hidden;
    padding-top: 80px; /* 헤더 높이만큼 패딩 추가 */
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    animation: float 20s ease-in-out infinite;
}

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
    filter: blur(1px);
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
}

.gradient-text {
    background: linear-gradient(45deg, #ffd89b 0%, #19547b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

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

.badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    color: white;
    font-size: 14px;
    backdrop-filter: blur(10px);
}

.phone-mockup {
    position: relative;
    max-width: 350px;
    margin: 0 auto 2rem;
}

.hero-banners {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 2rem;
}

.main-banner-image {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    transition: transform 0.3s ease;
    border: 2px solid rgba(102, 126, 234, 0.3);
}

.main-banner-image:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 30px 60px rgba(102, 126, 234, 0.4);
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(45deg, #667eea, #764ba2, #ffd89b, #19547b);
    border-radius: 30px;
    animation: borderGlow 3s ease-in-out infinite;
}

@keyframes borderGlow {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
}

.app-screen {
    width: 100%;
    height: auto;
    border-radius: 20px;
    position: relative;
    z-index: 2;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    backdrop-filter: blur(10px);
    max-width: 300px;
    margin: 0 auto;
}

/* 섹션 헤더 */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.section-header p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
}

/* 기능 섹션 */
.features {
    padding: 100px 0;
    background: #111;
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="grid" width="50" height="50" patternUnits="userSpaceOnUse"><path d="M 50 0 L 0 0 0 50" fill="none" stroke="%23333" stroke-width="1" opacity="0.1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 2;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: all 0.5s ease;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
}

.feature-card.highlight {
    border: 2px solid #667eea;
    background: rgba(102, 126, 234, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    padding: 15px;
}

.feature-icon-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: white;
}

.feature-card p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.feature-highlight {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #ffd89b 0%, #19547b 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

/* 보안 섹션 */
.security {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    position: relative;
}

.security-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 4rem;
    align-items: center;
}

.security h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: white;
}

.security-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.security-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.security-item i {
    font-size: 1.5rem;
    color: #667eea;
    margin-top: 4px;
    min-width: 24px;
}

.security-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: white;
}

.security-item p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.security-visual {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

.security-images {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    width: 100%;
    max-width: 350px;
}

.security-banner {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

.security-banner:hover {
    transform: translateY(-5px) scale(1.02);
}

.security-shield {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: pulse 2s ease-in-out infinite;
}

.security-shield::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-radius: 50%;
    animation: rotate 10s linear infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.security-shield i {
    font-size: 4rem;
    color: white;
}

/* 코인 섹션 */
.coins {
    padding: 100px 0;
    background: #0a0a0a;
}

.coins-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.coin-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem 1rem;
    border-radius: 16px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.coin-card:hover {
    transform: translateY(-5px);
    border-color: #667eea;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

.coin-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    background: rgba(255, 255, 255, 0.1);
    padding: 10px;
}

.coin-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
}

.coin-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: white;
}

.coin-symbol {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 500;
}

/* 다운로드 섹션 */
.download {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    text-align: center;
}

.download-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.download-content > p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 3rem;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.download-note {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* 푸터 */
.footer {
    background: #000;
    padding: 60px 0 20px;
    color: white;
}

.footer-content {
    margin-bottom: 3rem;
}

.footer-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #667eea;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.footer-offices {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.office {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.office h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #667eea;
}

.office p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.5rem;
}

.footer-contact {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-contact a {
    color: #667eea;
    text-decoration: none;
}

.korea-note {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 1rem;
}

.app-download-info {
    margin-top: 2rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: left;
}

.app-download-info h4 {
    color: #667eea;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.app-download-info ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.app-download-info li {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 0.8rem;
    padding-left: 0;
}

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

.footer-links a {
    color: #667eea;
    text-decoration: none;
    margin-right: 2rem;
}

.footer-links a:hover {
    text-decoration: underline;
}

/* 모달 */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    margin: 2% auto;
    padding: 1.5rem;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    position: relative;
    color: white;
    max-height: 85vh;
    overflow-y: auto;
    border: 2px solid rgba(102, 126, 234, 0.3);
}

.close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.3s ease;
}

.close:hover {
    color: white;
}

.modal-content h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: #667eea;
}

.install-steps {
    margin-bottom: 2rem;
}

.step {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: white;
    flex-shrink: 0;
}

.step-content h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: white;
}

.step-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1rem;
}

.step-content ul {
    margin-left: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

.step-content li {
    margin-bottom: 0.5rem;
}

.security-warning {
    background: rgba(255, 165, 0, 0.1);
    border: 1px solid rgba(255, 165, 0, 0.3);
    border-radius: 8px;
    padding: 1rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.security-warning i {
    color: #ffa500;
    font-size: 1.2rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.security-warning p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* 파티클 배경 */
.particle-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        padding-top: 70px;
        min-height: calc(100vh - 70px);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1.5rem;
        padding: 1rem 0;
    }
    
    .hero-title {
        font-size: 2.2rem;
        margin-bottom: 1rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        gap: 0.8rem;
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
        padding: 14px 20px;
        font-size: 15px;
    }
    
    .hero-banners {
        margin-top: 1rem;
    }
    
    .main-banner-image {
        max-width: 90%;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .security-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .security-images {
        max-width: 300px;
    }
    
    .coins-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 1rem;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .footer-offices {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    /* 모달 모바일 최적화 */
    .modal-content {
        margin: 1% auto;
        width: 95%;
        max-width: 400px;
        padding: 1.2rem;
        max-height: 92vh;
    }
    
    .modal-content h3 {
        font-size: 1.4rem;
        margin-bottom: 1rem;
    }
    
    .step {
        gap: 0.8rem;
        margin-bottom: 1.2rem;
        flex-direction: column;
        text-align: center;
    }
    
    .step-number {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
        align-self: center;
    }
    
    .step-content {
        text-align: center;
    }
    
    .step-content h4 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .step-content p {
        font-size: 0.9rem;
        line-height: 1.4;
    }
    
    .step-content ul {
        text-align: left;
        font-size: 0.85rem;
    }
    
    .btn-primary {
        width: 100%;
        padding: 12px;
        font-size: 14px;
    }
    
    .security-warning {
        padding: 0.8rem;
        font-size: 0.85rem;
    }
    
    .close {
        font-size: 1.5rem;
        right: 0.8rem;
        top: 0.8rem;
    }
    
    .app-download-info {
        padding: 1rem;
        margin-top: 1.5rem;
    }
    
    .app-download-info h4 {
        font-size: 1rem;
    }
    
    .app-download-info li {
        font-size: 0.85rem;
        line-height: 1.4;
        margin-bottom: 0.6rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding-top: 60px;
        min-height: calc(100vh - 60px);
    }
    
    .hero-title {
        font-size: 1.8rem;
        margin-bottom: 0.8rem;
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.2rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .btn-download {
        min-width: 250px;
        padding: 12px 18px;
        font-size: 14px;
    }
    
    .feature-card {
        padding: 1.2rem;
    }
    
    .modal-content {
        margin: 0.5% auto;
        width: 98%;
        max-width: 350px;
        padding: 1rem;
        max-height: 97vh;
    }
    
    .modal-content h3 {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }
    
    .step {
        gap: 0.6rem;
        margin-bottom: 1rem;
    }
    
    .step-number {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }
    
    .step-content h4 {
        font-size: 0.95rem;
    }
    
    .step-content p {
        font-size: 0.85rem;
    }
    
    .step-content ul {
        font-size: 0.8rem;
    }
    
    .btn-primary {
        padding: 10px;
        font-size: 13px;
    }
    
    .close {
        font-size: 1.3rem;
        right: 0.6rem;
        top: 0.6rem;
    }
    
    .security-warning {
        padding: 0.6rem;
        font-size: 0.8rem;
    }
    
    .app-download-info {
        padding: 0.8rem;
    }
    
    .app-download-info h4 {
        font-size: 0.95rem;
    }
    
    .app-download-info li {
        font-size: 0.8rem;
        line-height: 1.3;
    }
}