body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(180deg, #1a2980 0%, #16213e 30%, #0f172a 60%, #1e293b 100%);
    margin: 0;
    padding: 0;
    position: relative;
    color: #fff;
    scroll-behavior: smooth;
    min-height: 300vh;
}

.hero-section {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.community-intro {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    border: 1px solid rgba(255, 255, 255, 0.18);
    text-align: center;
    width: 80%;
    max-width: 600px;
    position: relative;
    z-index: 2;
    transform-style: preserve-3d;
    perspective: 1000px;
    margin-bottom: 20px;
    animation: fadeInUp 1s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.community-intro-inner {
    transform: translateZ(50px);
    animation: float 3s ease-in-out infinite;
}

.community-intro h1 {
    color: #b9e9f0;
    margin-bottom: 20px;
    font-size: 2.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.community-intro p {
    color: #fff;
    line-height: 1.6;
    font-size: 1.1rem;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.btn-enter {
    background: linear-gradient(45deg, #ff6b6b, #e8cb97);
    color: white;
    border: none;
    padding: 12px 30px;
    font-size: 1rem;
    border-radius: 50px;
    cursor: pointer;
    margin-top: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-enter:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn-enter:active {
    transform: translateY(1px);
}

.btn-enter::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -60%;
    width: 20px;
    height: 200%;
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(30deg);
    transition: all 0.6s;
}

.btn-enter:hover::after {
    left: 120%;
}

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

@keyframes glow {
    from {
        text-shadow: 0 0 5px #fff, 0 0 10px #fff, 0 0 15px #e60073, 0 0 20px #e60073;
    }
    to {
        text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #ff4da6, 0 0 40px #ff4da6;
    }
}

@keyframes fadeInUp {
    from {
        transform: translateY(50px) rotateX(30deg);
        opacity: 0;
    }
    to {
        transform: translateY(0) rotateX(0deg);
        opacity: 1;
    }
}

.shape {
    position: absolute;
    z-index: 0;
    opacity: 0.2;
}

.shape-1 {
    top: 10%;
    left: 10%;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(45deg, #ff6b6b, #e8cb97);
    animation: pulse 4s infinite;
}

.shape-2 {
    bottom: 10%;
    right: 10%;
    width: 150px;
    height: 150px;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    background: linear-gradient(45deg, #667eea, #764ba2);
    animation: morph 8s infinite;
}

.shape-3 {
    top: 20%;
    right: 20%;
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #1d976c, #93f9b9);
    transform: rotate(45deg);
    animation: spin 10s infinite linear;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
}

@keyframes morph {
    0% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
    25% {
        border-radius: 50% 50% 50% 50% / 70% 30% 70% 30%;
    }
    50% {
        border-radius: 30% 30% 70% 70% / 50% 50% 50% 50%;
    }
    75% {
        border-radius: 70% 30% 30% 70% / 30% 70% 30% 70%;
    }
}

@keyframes spin {
    0% {
        transform: rotate(45deg) scale(1);
    }
    50% {
        transform: rotate(225deg) scale(1.3);
    }
    100% {
        transform: rotate(405deg) scale(1);
    }
}

.scroll-down-container {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 40px;
}

.scroll-down {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    animation: bounce 2s infinite;
    transition: all 0.3s ease;
    opacity: 0.8;
}

.scroll-down:hover {
    opacity: 1;
    transform: translateY(5px);
}

.scroll-down svg {
    width: 40px;
    height: 40px;
    fill: rgba(255, 255, 255, 0.8);
}

.scroll-down span {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    margin-top: 8px;
    white-space: nowrap;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-15px);
    }
    60% {
        transform: translateY(-8px);
    }
}

.products-section {
    min-height: 100vh;
    padding: 20px 20px;
    background: linear-gradient(180deg, rgba(22, 33, 62, 0.95) 0%, rgba(15, 23, 42, 0.98) 50%, rgba(30, 41, 59, 0.98) 100%);
    position: relative;
}

.products-section h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    color: #fff;
}

.products-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(20px, 4vw, 45px);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 clamp(15px, 4vw, 40px);
}

.product-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 0 35px;
    width: 100%;
    max-width: 340px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 
        0 8px 32px rgba(31, 38, 135, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
    perspective: 1000px;
    position: relative;
    overflow: hidden;
}

.product-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: left 0.6s ease;
}

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

.product-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 
        0 20px 45px rgba(31, 38, 135, 0.4),
        0 0 30px rgba(96, 165, 250, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #fff;
    text-align: center;
    position: relative;
    padding: 20px 15px;
    border-radius: 16px;
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    font-family: 'Microsoft YaHei', 'PingFang SC', Arial, sans-serif;
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.product-card h3::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
    opacity: 0.6;
}

.product-card h3::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border-radius: 20px;
    z-index: -1;
    opacity: 0.6;
    filter: blur(12px);
    transition: opacity 0.3s ease;
}

.product-card:hover h3 {
    transform: translateY(-3px);
    box-shadow: 
        0 12px 35px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.product-card:hover h3::before {
    opacity: 0.8;
}

.product-card:nth-child(1) h3 {
    background: linear-gradient(45deg, #ff6b6b, #ffa502);
    animation: pulse 2s infinite;
}

.product-card:nth-child(1) h3::before {
    background: linear-gradient(45deg, #ff6b6b, #ffa502);
}

.product-card:nth-child(2) h3 {
    background: linear-gradient(45deg, #4ecdc4, #1a2980);
    animation: pulse 3s infinite;
}

.product-card:nth-child(2) h3::before {
    background: linear-gradient(45deg, #4ecdc4, #1a2980);
}

.product-card:nth-child(3) h3 {
    background: linear-gradient(45deg, #667eea, #764ba2);
    animation: pulse 2.5s infinite;
}

.product-card:nth-child(3) h3::before {
    background: linear-gradient(45deg, #667eea, #764ba2);
}

.product-card p {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: 25px;
    font-size: 0.95rem;
    text-align: justify;
    padding: 0 5px;
}

.product-details {
    text-align: left;
    margin-top: 25px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.product-details h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: #fbbf24;
    font-weight: 600;
    position: relative;
    padding-left: 20px;
}

.product-details h4::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 16px;
    background: linear-gradient(180deg, #fbbf24, #f59e0b);
    border-radius: 2px;
}

.progress-container {
    width: 100%;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    border-radius: 12px;
    margin: 20px 0;
    overflow: hidden;
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.progress-bar {
    height: 24px;
    border-radius: 12px;
    text-align: center;
    line-height: 24px;
    color: white;
    font-weight: 600;
    font-size: 12px;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    background-size: 200% 100%;
}

.progress-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

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

.product-card:nth-child(1) .progress-bar {
    background: linear-gradient(90deg, #ff6b6b, #fbbf24, #ffa502);
}

.product-card:nth-child(2) .progress-bar {
    background: linear-gradient(90deg, #4ecdc4, #60a5fa, #1a2980);
}

.product-card:nth-child(3) .progress-bar {
    background: linear-gradient(90deg, #667eea, #a78bfa, #764ba2);
}

.product-details ul {
    padding-left: 0;
    list-style: none;
}

.product-details li {
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    position: relative;
    padding-left: 24px;
    transition: transform 0.2s ease;
}

.product-details li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, #60a5fa, #3b82f6);
    border-radius: 50%;
    box-shadow: 0 0 6px rgba(96, 165, 250, 0.6);
}

.product-details li:hover {
    transform: translateX(5px);
    color: rgba(255, 255, 255, 0.95);
}

.social-media-section {
    min-height: 100vh;
    padding: 20px 20px;
    background: linear-gradient(180deg, rgba(30, 41, 59, 0.98) 0%, rgba(15, 23, 42, 0.99) 100%);
    position: relative;
    text-align: center;
}

.social-media-section h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 60px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    color: #fff;
}

.social-media-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: clamp(25px, 4vw, 40px);
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 clamp(20px, 5vw, 50px);
}

.social-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 30px;
    width: 100%;
    max-width: 260px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 
        0 8px 32px rgba(31, 38, 135, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.social-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: left 0.6s ease;
}

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

.social-card:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: 
        0 20px 45px rgba(31, 38, 135, 0.4),
        0 0 30px rgba(96, 165, 250, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.social-card h3 {
    font-size: 1.35rem;
    margin-bottom: 20px;
    color: #fff;
    font-weight: 600;
    letter-spacing: 0.5px;
    position: relative;
    padding-bottom: 12px;
}

.social-card h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, transparent, #60a5fa, transparent);
    border-radius: 2px;
}

.qr-code-placeholder {
    width: 150px;
    height: 150px;
    margin: 20px auto;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    border: 2px dashed rgba(96, 165, 250, 0.4);
    border-radius: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: all 0.3s ease;
    box-shadow: 
        0 4px 15px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.social-card:hover .qr-code-placeholder {
    border-color: rgba(96, 165, 250, 0.7);
    transform: scale(1.05);
    box-shadow: 
        0 6px 20px rgba(0, 0, 0, 0.3),
        0 0 20px rgba(96, 165, 250, 0.3);
}

.qr-code-image {
    width: 150px;
    height: 150px;
    margin: 20px auto;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.social-card:hover .qr-code-image {
    transform: scale(1.05);
    box-shadow: 
        0 6px 20px rgba(0, 0, 0, 0.3),
        0 0 20px rgba(96, 165, 250, 0.3);
}

.qr-code-image img {
    max-width: 100%;
    max-height: 100%;
    border-radius: 16px;
}

.social-card p {
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.6;
    margin-bottom: 0;
    font-size: 0.9rem;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.star {
    position: absolute;
    background-color: white;
    border-radius: 50%;
    animation: twinkle var(--duration, 5s) infinite ease-in-out;
}

@keyframes twinkle {
    0%, 100% {
        opacity: 0.2;
        transform: scale(0.5);
    }
    50% {
        opacity: 1;
        transform: scale(1);
    }
}

.popup {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.popup.show {
    opacity: 1;
    visibility: visible;
}

.popup-content {
    background: #fff;
    border-radius: 16px;
    width: 90%;
    max-width: 480px;
    overflow: hidden;
    transform: translateY(20px);
    transition: transform 0.3s ease;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.popup.show .popup-content {
    transform: translateY(0);
}

.popup-header {
    text-align: center;
    padding: 32px 24px 24px;
    background: linear-gradient(135deg, #1a2980, #26d0ce);
    color: #fff;
}

.popup-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.popup-header h2 {
    margin: 0 0 8px;
    font-size: 1.4rem;
    font-weight: 600;
}

.popup-header p {
    margin: 0;
    opacity: 0.85;
    font-size: 0.95rem;
}

.popup-body {
    padding: 24px;
}

.email-box {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 16px;
    background: #f0f9ff;
    border-radius: 10px;
    color: #1e40af;
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.email-box a {
    color: #2563eb;
    font-weight: 600;
    text-decoration: none;
}

.email-box a:hover {
    text-decoration: underline;
}

.template-box {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
}

.template-title {
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e2e8f0;
}

.template-row {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.template-row .label {
    color: #64748b;
    min-width: 32px;
}

.template-row .value {
    color: #1e293b;
    font-weight: 500;
}

.template-list {
    margin: 12px 0 0;
    padding-left: 20px;
    color: #475569;
    font-size: 0.9rem;
    line-height: 1.8;
}

.note {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    background: #fef3c7;
    border-radius: 8px;
    color: #92400e;
    font-size: 0.85rem;
}

.popup-footer {
    display: flex;
    gap: 12px;
    padding: 16px 24px 24px;
    justify-content: center;
}

.btn-cancel {
    padding: 10px 24px;
    background: #f1f5f9;
    color: #64748b;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-cancel:hover {
    background: #e2e8f0;
}

.btn-confirm {
    padding: 10px 24px;
    background: linear-gradient(135deg, #059669, #10b981);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-confirm:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
}

.members-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, #0f172a, #1e293b);
    text-align: center;
    position: relative;
}

.members-section h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 60px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    color: #fff;
}

.carousel-container {
    max-width: 1220px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    padding: 0 50px;
    width: 100%;
}

.carousel {
    display: flex;
    transition: transform 0.5s ease;
    gap: 30px;
    align-items: center;
    min-height: 200px;
}

.member-card {
    background: transparent;
    backdrop-filter: none;
    border-radius: 15px;
    text-align: center;
    box-shadow: none;
    border: none;
    min-width: 150px;
    transition: all 0.3s ease;
}

.member-card:hover {
    transform: translateY(-10px);
    box-shadow: none;
}

.member-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 15px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    color: white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    overflow: hidden;
}

.member-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.member-avatar:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    filter: brightness(1.1);
}

.member-name {
    color: #fff;
    font-weight: bold;
    margin-bottom: 5px;
}

.member-role {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
}

.carousel-container:hover .carousel-control {
    opacity: 1;
    visibility: visible;
}

.carousel-control:hover {
    background: rgba(255, 255, 255, 0.3);
}

.carousel-control.prev {
    left: 0;
}

.carousel-control.next {
    right: 0;
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    margin-top: 30px;
    gap: 10px;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background: #ffa502;
    transform: scale(1.2);
}

footer {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.99) 0%, rgba(20, 30, 48, 0.98) 100%);
    backdrop-filter: blur(20px);
    padding: 40px 20px 20px;
    color: #fff;
    margin-top: 0;
    border-top: 1px solid rgba(96, 165, 250, 0.2);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #60a5fa, transparent);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-brand .brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-brand .brand-name {
    font-size: 1.5rem;
    font-weight: 600;
    background: linear-gradient(135deg, #60a5fa, #b9e9f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand .brand-description {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid #60a5fa;
    display: inline-block;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: #60a5fa;
    transform: translateX(5px);
}

.footer-contact .contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-contact .contact-item a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-contact .contact-item a:hover {
    color: #60a5fa;
}

.footer-bottom {
    max-width: 1200px;
    margin: 20px auto 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
}

.footer-copyright p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    margin: 0;
}

.footer-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.3s ease;
}

.footer-legal a:hover {
    color: #60a5fa;
}

@media (max-width: 1024px) {
    .products-container {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: clamp(15px, 3vw, 30px);
        max-width: 900px;
    }

    .social-media-container {
        gap: clamp(20px, 3vw, 35px);
        max-width: 900px;
    }

    .product-card {
        padding: 28px;
        max-width: 320px;
    }

    .social-card {
        padding: 25px;
        max-width: 240px;
    }

    .social-media-section h2,
    .products-section h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 0 20px;
    }

    .community-intro {
        width: 90%;
        padding: 30px 20px;
    }

    .community-intro h1 {
        font-size: 1.8rem;
    }

    .community-intro p {
        font-size: 1rem;
    }

    .products-container {
        grid-template-columns: 1fr;
        gap: 25px;
        max-width: 400px;
    }

    .social-media-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        max-width: 500px;
    }

    .product-card {
        padding: 25px;
        max-width: 100%;
    }

    .product-card h3 {
        font-size: 1.3rem;
        padding: 15px 12px;
    }

    .social-card {
        padding: 22px;
        max-width: 100%;
    }

    .social-card h3 {
        font-size: 1.2rem;
    }

    .social-media-section h2,
    .products-section h2 {
        font-size: 1.8rem;
        margin-bottom: 40px;
    }

    .qr-code-placeholder,
    .qr-code-image {
        width: 130px;
        height: 130px;
    }
}

@media (max-width: 480px) {
    .social-media-container {
        grid-template-columns: 1fr;
        max-width: 300px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-section h4 {
        display: block;
        text-align: center;
    }

    .footer-links ul {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }

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

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