.safety-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 4rem;
    padding: 3rem 0;
}

.safety-content {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.97) 0%, rgba(250, 252, 255, 0.97) 100%);
    border-radius: 22px;
    padding: 2.8rem;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.7);
    height: fit-content;
    position: sticky;
    top: 140px;
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    overflow: hidden;
}

.safety-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 80%, rgba(26, 188, 156, 0.03) 0%, transparent 30%),
        radial-gradient(circle at 80% 20%, rgba(52, 152, 219, 0.03) 0%, transparent 30%);
    pointer-events: none;
}

.safety-content h1 {
    font-size: 3.8rem;
    margin-bottom: 2.5rem;
    color: var(--primary);
    font-family: 'Playfair Display', serif;
    text-align: center;
    position: relative;
    padding-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.safety-content h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 180px;
    height: 4px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    border-radius: 2px;
}

.safety-content h2 {
    font-size: 2.4rem;
    margin: 4rem 0 2rem;
    color: var(--primary-dark);
    position: relative;
    padding-left: 1.8rem;
    font-family: 'Playfair Display', serif;
    border-bottom: 2px solid rgba(22, 160, 133, 0.2);
    padding-bottom: 0.8rem;
}

.safety-content h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(22, 160, 133, 0.2);
}

.method-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.9) 100%);
    border-radius: 20px;
    padding: 3rem;
    margin-bottom: 3.5rem;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.method-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-light), var(--accent-secondary));
}

.method-card:hover {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
    transform: translateY(-8px);
}

/* 新样式 - 简洁步骤列表 */
.step-list {
    list-style: none;
    counter-reset: step-counter;
    position: relative;
}

.step-item {
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    position: relative;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.7);
    border-radius: 12px;
    border-left: 4px solid var(--accent);
}

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

.step-item:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.step-item::before {
    content: counter(step-counter);
    counter-increment: step-counter;
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    width: 32px;
    height: 32px;
    background: var(--accent);
    color: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.1rem;
    box-shadow: 0 4px 12px rgba(22, 160, 133, 0.3);
    z-index: 2;
}

.step-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    position: relative;
    padding-left: 3rem;
}

.step-detail {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 1.1rem;
    padding-left: 3rem;
    transition: var(--transition);
}

.step-detail ul {
    list-style: none;
    margin: 0.8rem 0;
}

.step-detail li {
    margin-bottom: 0.5rem;
    padding-left: 1.2rem;
    position: relative;
}

.step-detail li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 1.3rem;
}

.safety-nav {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    height: fit-content;
    position: sticky;
    top: 130px;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.safety-nav h3 {
    font-size: 1.6rem;
    margin-bottom: 2rem;
    color: var(--primary);
    padding-bottom: 1.2rem;
    border-bottom: 2px solid var(--accent-light);
    font-family: 'Playfair Display', serif;
    text-align: center;
    position: relative;
}

.safety-nav h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

.safety-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.safety-nav li {
    margin-bottom: 0;
    position: relative;
}

.safety-nav a {
    color: var(--text);
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    padding: 1.2rem 1.5rem;
    border-radius: 12px;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(22, 160, 133, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    transform: translateZ(0);
    z-index: 1;
}

.safety-nav a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.safety-nav a::after {
    content: '→';
    color: var(--accent);
    margin-left: auto;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    font-weight: 600;
    transform: translateX(0);
}

.safety-nav a:hover {
    color: white;
    border-color: var(--accent-light);
    transform: translateX(6px) scale(1.02);
    box-shadow: 0 8px 24px rgba(22, 160, 133, 0.2);
}

.safety-nav a:hover::before {
    opacity: 1;
}

.safety-nav a:hover::after {
    transform: translateX(5px);
    color: white;
}

.safety-nav a.active {
    background: rgba(22, 160, 133, 0.12);
    color: var(--accent);
    border-color: var(--accent-light);
    box-shadow: 0 5px 15px rgba(22, 160, 133, 0.15);
}

@media (max-width: 1100px) {
    .safety-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding: 2rem 1rem;
    }

    .safety-nav {
        position: static;
        order: -1;
        margin-bottom: 2rem;
    }

    .safety-content h1 {
        font-size: 3.2rem;
    }

    .safety-nav ul {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .safety-nav a {
        min-width: 180px;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .safety-content {
        padding: 1.5rem;
        border-radius: 16px;
        margin: 0;
    }

    .safety-content h1 {
        font-size: 2.5rem;
        margin-bottom: 2rem;
    }

    .safety-content h2 {
        font-size: 2rem;
        margin: 3rem 0 1.5rem;
        padding-left: 1.2rem;
    }

    .method-card {
        padding: 1.5rem;
        margin-bottom: 2.5rem;
        border-radius: 16px;
    }

    .step-item {
        margin-bottom: 1.8rem;
        padding: 1rem;
        display: flex;
        flex-direction: column;
        border-left: 4px solid var(--accent);
    }

    .step-item::before {
        position: relative;
        top: auto;
        left: auto;
        margin-bottom: 0.8rem;
        align-self: flex-start;
    }

    .step-title {
        font-size: 1.2rem;
        padding-left: 0;
        margin-bottom: 0.8rem;
        order: 1;
    }

    .step-detail {
        font-size: 1rem;
        padding-left: 0;
        line-height: 1.6;
        order: 2;
    }

    .step-detail ul {
        margin: 0.5rem 0;
    }

    .step-detail li {
        margin-bottom: 0.3rem;
        padding-left: 1rem;
    }

    .safety-nav {
        padding: 1.5rem;
        margin: 0 0 2rem;
    }

    .safety-nav a {
        padding: 1rem 1.2rem;
        min-width: 160px;
    }

    .warning-box {
        padding: 1.2rem;
        margin: 1.5rem 0;
        border-radius: 12px;
    }

    .warning-box h3 {
        font-size: 1.3rem;
        margin-bottom: 1rem;
    }

    .warning-box ul {
        margin: 0.8rem 0;
    }

    .warning-box li {
        margin-bottom: 0.5rem;
        padding-left: 1rem;
        font-size: 0.95rem;
        line-height: 1.5;
    }

    .qa-section {
        padding: 1.5rem;
        margin: 1.5rem 0;
        border-radius: 16px;
    }

    .qa-item {
        margin: 1.2rem 0;
        padding-bottom: 1.2rem;
    }

    .qa-item h4 {
        font-size: 1.2rem;
        gap: 0.5rem;
    }

    .qa-item p {
        padding-left: 0;
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .pros-cons {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 1.2rem;
        margin: 1rem 0;
        border-radius: 12px;
    }

    .pros-cons strong {
        font-size: 1.1rem;
    }

    .pros-cons ul {
        margin-top: 0.8rem;
    }

    .pros-cons li {
        margin-bottom: 0.5rem;
        padding-left: 1rem;
        font-size: 0.95rem;
        line-height: 1.5;
    }
}

@media (max-width: 480px) {
    .safety-container {
        padding: 1rem 0.5rem;
    }

    .safety-content {
        padding: 1.2rem;
        margin: 0;
    }

    .safety-content h1 {
        font-size: 2.2rem;
        padding-bottom: 1rem;
    }

    .safety-content h1::after {
        width: 120px;
    }

    .safety-content h2 {
        font-size: 1.6rem;
        padding-left: 1rem;
        margin: 2.5rem 0 1.2rem;
    }

    .safety-content h2::before {
        width: 8px;
        height: 8px;
    }

    .method-card {
        padding: 1.2rem;
        margin-bottom: 2rem;
        border-radius: 12px;
    }

    .step-item {
        margin-bottom: 1.5rem;
        padding: 0.8rem;
    }

    .step-item::before {
        width: 24px;
        height: 24px;
        font-size: 0.9rem;
        margin-bottom: 0.6rem;
    }

    .step-title {
        font-size: 1.1rem;
        padding-left: 0;
        margin-bottom: 0.6rem;
    }

    .step-detail {
        font-size: 0.95rem;
        padding-left: 0;
        line-height: 1.5;
    }

    .safety-nav {
        padding: 1.2rem;
        margin: 0 0 1.5rem;
    }

    .safety-nav ul {
        flex-direction: column;
    }

    .safety-nav a {
        min-width: auto;
        justify-content: flex-start;
        padding: 0.8rem 1rem;
    }

    .contribute-content {
        padding: 1.2rem;
        margin: 0;
    }

    .contribute-content h1 {
        font-size: 2.2rem;
    }

    .contribute-content h2 {
        font-size: 1.6rem;
        padding-left: 1rem;
    }

    .initiative-card,
    .contribute-method-card,
    .form-section {
        padding: 1.2rem;
        margin: 1.2rem 0;
        border-radius: 12px;
    }

    .contribute-step-item {
        margin-bottom: 1.2rem;
        padding: 0.8rem;
    }

    .contribute-step-item::before {
        width: 24px;
        height: 24px;
        font-size: 0.9rem;
        margin-bottom: 0.6rem;
    }

    .contribute-step-title {
        font-size: 1.1rem;
        padding-left: 0;
        margin-bottom: 0.6rem;
    }

    .contribute-step-detail {
        font-size: 0.95rem;
        padding-left: 0;
        line-height: 1.5;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.safety-content,
.safety-nav {
    animation: fadeInUp 0.8s ease-out;
}

.method-card {
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.method-card:nth-child(2) {
    animation-delay: 0.4s;
}

.crystal-decoration {
    position: absolute;
    color: var(--accent);
    opacity: 0.1;
    font-size: 8rem;
    z-index: 0;
    pointer-events: none;
}

.crystal-decoration.top-left {
    top: 20px;
    left: 20px;
    animation: float 12s infinite ease-in-out;
}

.crystal-decoration.bottom-right {
    bottom: 20px;
    right: 20px;
    transform: rotate(180deg);
    animation: float 15s infinite ease-in-out reverse;
}

.contribute-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 4.5rem;
    padding: 4rem 0;
    position: relative;
}

.contribute-content {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(250, 252, 255, 0.95) 100%);
    border-radius: 28px;
    padding: 4.5rem;
    box-shadow:
        0 25px 50px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.7);
    position: relative;
    line-height: 1.8;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.6);
}

.contribute-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 15% 85%, rgba(26, 188, 156, 0.05) 0%, transparent 25%),
        radial-gradient(circle at 85% 15%, rgba(52, 152, 219, 0.05) 0%, transparent 25%);
    pointer-events: none;
}

.contribute-content h1 {
    font-size: 4rem;
    margin-bottom: 2.5rem;
    color: var(--primary);
    font-family: 'Playfair Display', serif;
    text-align: center;
    position: relative;
    padding-bottom: 1.8rem;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    letter-spacing: -0.5px;
}

.contribute-content h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 5px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    border-radius: 3px;
    box-shadow: 0 2px 8px rgba(22, 160, 133, 0.3);
}

.contribute-content h1 span {
    display: block;
    font-size: 0.5em;
    margin-top: 0.8rem;
    font-weight: 300;
    letter-spacing: 1px;
}

.contribute-content h2 {
    font-size: 2.6rem;
    margin: 4.5rem 0 2.2rem;
    color: var(--primary-dark);
    position: relative;
    padding-left: 2.2rem;
    font-family: 'Playfair Display', serif;
    border-bottom: 2px solid rgba(22, 160, 133, 0.15);
    padding-bottom: 1rem;
    display: inline-block;
    width: 100%;
}

.contribute-content h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 0 6px rgba(22, 160, 133, 0.2);
    transition: var(--transition);
}

.contribute-content h2:hover::before {
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 0 0 8px rgba(22, 160, 133, 0.3);
}

.initiative-card {
    background: linear-gradient(145deg, rgba(232, 244, 255, 0.9) 0%, rgba(214, 235, 255, 0.9) 100%);
    border-radius: 20px;
    padding: 3rem;
    margin: 3rem 0;
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow:
        0 15px 35px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-left: 6px solid var(--accent-secondary);
}

.initiative-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.initiative-card ul {
    list-style: none;
    margin: 1.5rem 0;
}

.initiative-card li {
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.7;
}

.initiative-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 1.5rem;
}

.invitation-list {
    list-style: none;
    padding-left: 0;
}

.invitation-list li {
    padding-left: 1.8rem;
    position: relative;
    margin-bottom: 0.8rem;
}

.invitation-list li::before {
    content: '👉';
    position: absolute;
    left: 0;
    font-size: 1.1rem;
}

.contribute-method-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 22px;
    padding: 3.5rem;
    margin-bottom: 4rem;
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow:
        0 15px 35px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.contribute-method-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-light), var(--accent-secondary));
    border-radius: 3px 0 0 3px;
}

.contribute-method-card:hover {
    box-shadow:
        0 25px 60px rgba(0, 0, 0, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    transform: translateY(-5px);
}

.contribute-step-list {
    list-style: none;
    counter-reset: step-counter;
    position: relative;
}

.contribute-step-item {
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    position: relative;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.7);
    border-radius: 12px;
    border-left: 4px solid var(--accent-secondary);
}

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

.contribute-step-item:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.contribute-step-item::before {
    content: counter(step-counter);
    counter-increment: step-counter;
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    width: 32px;
    height: 32px;
    background: var(--accent-secondary);
    color: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.1rem;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
    z-index: 2;
}

.contribute-step-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    position: relative;
    padding-left: 3rem;
}

.contribute-step-detail {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 1.1rem;
    padding-left: 3rem;
    transition: var(--transition);
}

.contribute-step-detail ul {
    list-style: none;
    margin: 0.8rem 0;
}

.contribute-step-detail li {
    margin-bottom: 0.5rem;
    padding-left: 1.2rem;
    position: relative;
}

.contribute-step-detail li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
    font-size: 1.3rem;
}

.warning-box {
    background: linear-gradient(145deg, rgba(255, 235, 238, 0.9) 0%, rgba(255, 229, 233, 0.9) 100%);
    border-radius: 16px;
    padding: 2.5rem;
    margin: 2.5rem 0;
    border-left: 6px solid #F44336;
    position: relative;
    overflow: hidden;
    box-shadow:
        0 10px 30px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.warning-box::before {
    content: '⚠️';
    position: absolute;
    top: -15px;
    left: -15px;
    font-size: 4rem;
    opacity: 0.2;
    transform: rotate(-15deg);
}

.warning-box h3 {
    font-size: 1.6rem;
    margin-bottom: 1.2rem;
    color: #D32F2F;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.warning-box ul {
    list-style: none;
    margin: 1.2rem 0;
}

.warning-box li {
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.7;
}

.warning-box li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #F44336;
    font-size: 1.5rem;
}

.form-section {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 20px;
    padding: 3rem;
    margin: 3rem 0;
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow:
        0 15px 35px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    position: relative;
    overflow: hidden;
}

.form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-light), var(--accent-secondary));
    border-radius: 3px 0 0 3px;
}

.form-group {
    margin-bottom: 2rem;
    position: relative;
}

.form-group select {
    width: 100%;
    padding: 1.2rem 1.5rem;
    border: 1px solid rgba(22, 160, 133, 0.2);
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background: rgba(255, 255, 255, 0.8);
    font-size: 1.05rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2316a085' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
}

.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(22, 160, 133, 0.2), 0 8px 25px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.form-group input[type="file"] {
    padding: 1rem;
    border: 2px dashed rgba(22, 160, 133, 0.3);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.5);
    width: 100%;
    transition: var(--transition);
}

.form-group input[type="file"]:hover {
    border-color: var(--accent);
    background: rgba(22, 160, 133, 0.05);
}

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    color: var(--primary);
    font-weight: 600;
    font-size: 1.1rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.2rem 1.5rem;
    border: 1px solid rgba(22, 160, 133, 0.2);
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background: rgba(255, 255, 255, 0.8);
    font-size: 1.05rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(22, 160, 133, 0.2), 0 8px 25px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.form-note {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-top: 0.5rem;
    line-height: 1.6;
}

.submit-btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    color: white;
    padding: 1.2rem 2.5rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(22, 160, 133, 0.3);
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: 0.5s;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:hover {
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(22, 160, 133, 0.4);
}

.contribute-nav {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.97) 0%, rgba(250, 252, 255, 0.97) 100%);
    border-radius: 22px;
    padding: 2.8rem;
    box-shadow:
        0 20px 45px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.7);
    height: fit-content;
    position: sticky;
    top: 140px;
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    overflow: hidden;
}

.contribute-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    opacity: 0.8;
}

.contribute-nav h3 {
    font-size: 1.7rem;
    margin-bottom: 2.2rem;
    color: var(--primary);
    padding-bottom: 1.4rem;
    border-bottom: 2px solid var(--accent-light);
    font-family: 'Playfair Display', serif;
    text-align: center;
    position: relative;
}

.contribute-nav h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
}

.contribute-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.contribute-nav li {
    margin-bottom: 0;
    position: relative;
}

.contribute-nav a {
    color: var(--text);
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    padding: 1.4rem 1.8rem;
    border-radius: 14px;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(22, 160, 133, 0.1);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.04);
    position: relative;
    overflow: hidden;
    transform: translateZ(0);
    z-index: 1;
}

.contribute-nav a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.contribute-nav a::after {
    content: '→';
    color: var(--accent);
    margin-left: auto;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    font-weight: 600;
    transform: translateX(0);
}

.contribute-nav a:hover {
    color: white;
    border-color: var(--accent-light);
    transform: translateX(8px) scale(1.03);
    box-shadow: 0 10px 25px rgba(22, 160, 133, 0.2);
}

.contribute-nav a:hover::before {
    opacity: 1;
}

.contribute-nav a:hover::after {
    transform: translateX(6px);
    color: white;
}

.contribute-nav a.active {
    background: rgba(22, 160, 133, 0.15);
    color: var(--accent);
    border-color: var(--accent-light);
    box-shadow: 0 7px 20px rgba(22, 160, 133, 0.15);
}

@media (max-width: 1100px) {
    .contribute-container {
        grid-template-columns: 1fr;
        gap: 3.5rem;
        padding: 3rem 1rem;
    }

    .contribute-nav {
        position: static;
        order: -1;
        margin-bottom: 2.5rem;
    }

    .contribute-content h1 {
        font-size: 3.4rem;
    }

    .contribute-nav ul {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .contribute-nav a {
        min-width: 200px;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .contribute-content {
        padding: 2rem;
        border-radius: 20px;
        margin: 0;
    }

    .contribute-content h1 {
        font-size: 2.9rem;
    }

    .contribute-content h2 {
        font-size: 2.2rem;
    }

    .contribute-method-card,
    .form-section,
    .initiative-card {
        padding: 2rem;
        margin: 2rem 0;
    }

    .contribute-step-item {
        margin-bottom: 1.8rem;
        padding: 1.2rem;
        display: flex;
        flex-direction: column;
    }

    .contribute-step-item::before {
        position: relative;
        top: auto;
        left: auto;
        margin-bottom: 0.8rem;
        align-self: flex-start;
    }

    .contribute-step-title {
        font-size: 1.2rem;
        padding-left: 0;
        margin-bottom: 0.8rem;
        order: 1;
    }

    .contribute-step-detail {
        font-size: 1rem;
        padding-left: 0;
        line-height: 1.6;
        order: 2;
    }

    .contribute-step-detail ul {
        margin: 0.5rem 0;
    }

    .contribute-step-detail li {
        margin-bottom: 0.3rem;
        padding-left: 1rem;
    }

    .contribute-nav {
        padding: 1.8rem;
        margin: 0 0 2rem;
    }

    .contribute-nav a {
        padding: 1.2rem 1.5rem;
        min-width: 180px;
    }

    .warning-box,
    .form-section {
        padding: 1.8rem;
        margin: 1.8rem 0;
    }
}

@media (max-width: 480px) {
    .contribute-container {
        padding: 1.5rem 0.5rem;
    }

    .contribute-content {
        padding: 1.5rem;
        margin: 0;
    }

    .contribute-content h1 {
        font-size: 2.5rem;
    }

    .contribute-content h2 {
        font-size: 2rem;
        padding-left: 1.2rem;
    }

    .contribute-content h2::before {
        width: 12px;
        height: 12px;
    }

    .contribute-method-card,
    .form-section,
    .initiative-card {
        padding: 1.5rem;
        margin: 1.5rem 0;
    }

    .contribute-step-item {
        margin-bottom: 1.5rem;
        padding: 1rem;
    }

    .contribute-step-item::before {
        width: 24px;
        height: 24px;
        font-size: 0.9rem;
        margin-bottom: 0.6rem;
    }

    .contribute-step-title {
        font-size: 1.1rem;
        padding-left: 0;
        margin-bottom: 0.6rem;
    }

    .contribute-step-detail {
        font-size: 0.95rem;
        padding-left: 0;
        line-height: 1.5;
    }

    .contribute-nav {
        padding: 1.5rem;
        margin: 0 0 1.5rem;
    }

    .contribute-nav ul {
        flex-direction: column;
    }

    .contribute-nav a {
        min-width: auto;
        justify-content: flex-start;
        padding: 1rem 1.2rem;
    }

    .warning-box,
    .form-section {
        padding: 1.5rem;
        margin: 1.5rem 0;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.contribute-content,
.contribute-nav {
    animation: fadeInUp 0.8s ease-out;
}

.contribute-method-card,
.form-section,
.initiative-card {
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.contribute-method-card:nth-child(2),
.form-section:nth-child(2) {
    animation-delay: 0.4s;
}

.crystal-decoration {
    position: absolute;
    color: var(--accent);
    opacity: 0.08;
    font-size: 10rem;
    z-index: 0;
    pointer-events: none;
    filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.1));
}

.crystal-decoration.top-left {
    top: 30px;
    left: 30px;
    animation: float 15s infinite ease-in-out;
}

.crystal-decoration.bottom-right {
    bottom: 30px;
    right: 30px;
    transform: rotate(180deg);
    animation: float 18s infinite ease-in-out reverse;
}

.content-image {
    width: 80%;
    margin: 1.5em auto;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    display: block;
}

@media (max-width: 768px) {
    .content-image {
        width: 95%;
    }
}

.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 1.5rem 0;
    padding: 2rem;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.9) 100%);
    border-radius: 16px;
    border: 1px solid rgba(22, 160, 133, 0.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.04);
}

.pros {
    color: #4CAF50;
}

.cons {
    color: #F44336;
}

.pros-cons strong {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    display: block;
    border-bottom: 2px solid;
    padding-bottom: 0.5rem;
}

.pros-cons ul {
    list-style: none;
    margin-top: 1rem;
}

.pros-cons li {
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.7;
}

.pros-cons li::before {
    content: '•';
    position: absolute;
    left: 0;
    font-size: 1.5rem;
}

.qa-section {
    background: linear-gradient(145deg, rgba(232, 244, 253, 0.9) 0%, rgba(214, 235, 255, 0.9) 100%);
    border-radius: 20px;
    padding: 3rem;
    margin: 2.5rem 0;
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-left: 6px solid var(--accent-secondary);
}

.qa-item {
    margin: 2rem 0;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(22, 160, 133, 0.1);
}

.qa-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.qa-item h4 {
    color: var(--primary);
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.4rem;
}

.qa-item p {
    padding-left: 2rem;
    position: relative;
    line-height: 1.8;
    color: var(--text-light);
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .pros-cons {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 1.5rem;
        margin: 1rem 0;
    }

    .qa-section {
        padding: 2rem;
        margin: 1.5rem 0;
    }

    .qa-item {
        margin: 1.2rem 0;
        padding-bottom: 1.2rem;
    }

    .qa-item h4 {
        font-size: 1.1rem;
        gap: 0.5rem;
    }

    .qa-item p {
        padding-left: 0;
        font-size: 0.95rem;
        line-height: 1.6;
    }
}

@media (max-width: 480px) {
    .pros-cons {
        padding: 1.2rem;
    }

    .qa-section {
        padding: 1.5rem;
    }

    .qa-item h4 {
        font-size: 1.2rem;
    }

    .qa-item p {
        padding-left: 0;
    }
}

.secondary-hero {
    background: linear-gradient(rgba(44, 62, 80, 0.85), rgba(26, 37, 47, 0.85));
    height: 70vh;
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.author-tag {
    position: absolute;
    left: 10px;
    bottom: 10px;
    color: white;
    background-color: rgba(0, 0, 0, 0.7);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.9rem;
    z-index: 2;
    font-weight: 500;
}

.card-img {
    position: relative;
    height: 260px;
    overflow: hidden;
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.card:hover .card-img img {
    transform: scale(1.1);
}

/* 分类页面特色布局 */
.classification-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin: 3rem 0;
}

.classification-category {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.classification-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-light), var(--accent-secondary));
}

.classification-category:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.12);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(22, 160, 133, 0.1);
}

.category-header i {
    font-size: 2rem;
    color: var(--accent);
    background: rgba(22, 160, 133, 0.1);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-header h3 {
    font-size: 1.8rem;
    color: var(--primary);
    margin: 0;
    font-family: 'Playfair Display', serif;
}

.category-description {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.category-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.category-card {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    padding: 1.2rem;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 12px;
    transition: var(--transition);
    border-left: 3px solid var(--accent);
}

.category-card:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateX(5px);
}

.category-card-img {
    width: 80px;
    height: 80px;
    border-radius: 10px;
    overflow: hidden;
    flex-shrink: 0;
}

.category-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.category-card-content {
    flex: 1;
}

.category-card h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

.category-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

/* 晶体分类页面移动优化 */
@media (max-width: 1100px) {
    .classification-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .category-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .category-header i {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .category-header h3 {
        font-size: 1.6rem;
    }
}

@media (max-width: 768px) {
    .secondary-hero {
        height: 60vh;
        clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%);
    }

    .classification-category {
        padding: 1.8rem;
    }

    .category-card {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .category-card-img {
        width: 100px;
        height: 100px;
    }

    .author-tag {
        font-size: 0.8rem;
        padding: 3px 8px;
    }
}

@media (max-width: 480px) {
    .secondary-hero {
        height: 50vh;
    }

    .classification-category {
        padding: 1.2rem;
        margin: 0 0.5rem;
    }

    .category-header h3 {
        font-size: 1.4rem;
    }

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

    .category-card {
        padding: 1rem;
    }

    .category-card h4 {
        font-size: 1.1rem;
    }

    .category-card p {
        font-size: 0.9rem;
    }

    .author-tag {
        font-size: 0.75rem;
        padding: 2px 6px;
    }
}

/* 图书馆页面特定样式 */
.library-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 0;
}

.library-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 2.5rem;
    margin-top: 2rem;
}

.library-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    gap: 1.5rem;
    position: relative;
    overflow: hidden;
}

.library-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-light), var(--accent-secondary));
}

.library-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.12);
}

.doc-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-light), var(--accent-secondary));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.2rem;
    box-shadow: 0 8px 20px rgba(22, 160, 133, 0.3);
}

.doc-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.doc-content h3 {
    font-size: 1.6rem;
    margin-bottom: 1.2rem;
    color: var(--primary-dark);
    font-weight: 600;
    line-height: 1.3;
}

.doc-meta {
    margin: 1rem 0;
    flex-grow: 1;
}

.doc-meta p {
    margin-bottom: 0.6rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1rem;
}

.doc-meta i {
    color: var(--accent);
    width: 16px;
}

.doc-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

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

.card-btn.outline:hover {
    background: var(--accent);
    color: white;
}

/* 图书馆页面移动优化 */
@media (max-width: 1100px) {
    .library-grid {
        grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .library-grid {
        grid-template-columns: 1fr;
        gap: 1.8rem;
    }

    .library-card {
        padding: 2rem;
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

    .doc-icon {
        align-self: center;
    }

    .doc-meta p {
        justify-content: center;
    }

    .doc-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .library-container {
        padding: 2rem 0;
    }

    .library-card {
        padding: 1.5rem;
        margin: 0 0.5rem;
    }

    .doc-content h3 {
        font-size: 1.4rem;
    }

    .doc-meta p {
        font-size: 0.95rem;
    }
}

/* 鸣谢页面特定样式 */
.acknowledgements-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 0;
}

.acknowledgements-content {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.97) 0%, rgba(250, 252, 255, 0.97) 100%);
    border-radius: 28px;
    padding: 4.5rem;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.7);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.acknowledgements-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 15% 85%, rgba(26, 188, 156, 0.05) 0%, transparent 25%),
        radial-gradient(circle at 85% 15%, rgba(52, 152, 219, 0.05) 0%, transparent 25%);
    pointer-events: none;
}

.acknowledgements-content h1 {
    font-size: 4rem;
    margin-bottom: 2.5rem;
    color: var(--primary);
    font-family: 'Playfair Display', serif;
    text-align: center;
    position: relative;
    padding-bottom: 1.8rem;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    letter-spacing: -0.5px;
}

.acknowledgements-content h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 5px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    border-radius: 3px;
    box-shadow: 0 2px 8px rgba(22, 160, 133, 0.3);
}

.acknowledgements-intro {
    text-align: center;
    font-size: 1.3rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.special-thanks-section {
    text-align: center;
    margin: 5rem 0 4rem;
    padding: 3rem;
    background: linear-gradient(15deg, rgba(42, 92, 132, 0.05) 0%, rgba(93, 168, 179, 0.05) 100%);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.special-thanks-header h2 {
    font-size: 2.8rem;
    color: var(--primary);
    font-family: 'Playfair Display', serif;
    margin: 0 0 1.5rem 0;
}

.special-thanks-desc {
    font-size: 1.2rem;
    color: var(--text-light);
    margin: 0;
}

.contributor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2.5rem;
    margin: 4rem 0;
}

/* 使用09.html中的鸣谢卡片设计 */
.honor-card {
    background: #f9fbfd;
    padding: 2rem;
    border-radius: 16px;
    margin: 2em 0;
    border: 1px solid rgba(93, 168, 179, 0.2);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.honor-card::before {
    content: "🎉";
    position: absolute;
    right: -20px;
    top: -20px;
    font-size: 6rem;
    opacity: 0.1;
    transform: rotate(15deg);
}

.honor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

/* 修复徽章样式 - 使用新的类名避免冲突 */
.honor-badge {
    display: inline-block;
    padding: 6px 14px;
    background: linear-gradient(45deg, #2A5C84, #5DA8B3);
    color: white !important;
    border-radius: 20px;
    font-size: 0.85em;
    margin-bottom: 1.2rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(42, 92, 132, 0.3);
}

.honor-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1.2rem;
    color: var(--primary-dark);
    font-weight: 600;
}

.honor-card p {
    color: var(--text-light);
    line-height: 1.7;
}

.extended-thanks-section {
    background: linear-gradient(145deg, rgba(232, 244, 253, 0.9) 0%, rgba(214, 235, 255, 0.9) 100%);
    border-radius: 20px;
    padding: 4rem;
    margin: 5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-left: 6px solid var(--accent-secondary);
}

.extended-thanks-section h2 {
    font-size: 2.4rem;
    margin-bottom: 2rem;
    color: var(--primary);
    font-family: 'Playfair Display', serif;
}

.extended-names {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: 2rem;
    font-weight: 500;
}

.thanks-message {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto;
}

.team-section {
    margin: 6rem 0 4rem;
}

.hero-title {
    text-align: center;
    margin-bottom: 4rem;
}

.hero-title h1 {
    font-size: 3.5rem;
    display: inline-block;
    padding-bottom: 1rem;
}

.hero-title h1::after {
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    left: 50%;
    transform: translateX(-50%);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    padding: 20px;
}

/* 使用09.html中的团队卡片设计 */
.member-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(249, 251, 253, 0.95));
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: 0 16px 40px rgba(42, 92, 132, 0.08);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.member-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(transparent, var(--secondary), transparent 30%);
    animation: rotate 6s linear infinite;
    opacity: 0.1;
}

@keyframes rotate {
    100% {
        transform: rotate(360deg);
    }
}

.member-content {
    position: relative;
    z-index: 1;
}

.member-name {
    text-align: center;
    color: var(--primary);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.member-role {
    text-align: center;
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.member-desc {
    color: #555;
    text-align: justify;
    line-height: 1.8;
}

.member-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 24px 48px rgba(42, 92, 132, 0.12);
}

.final-thanks {
    text-align: center;
    padding: 5rem 2rem;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.9) 100%);
    border-radius: 20px;
    margin-top: 4rem;
    position: relative;
    overflow: hidden;
    border: 2px dashed var(--accent-light);
}

.final-thanks h2 {
    font-size: 2.8rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    font-family: 'Playfair Display', serif;
    position: relative;
    z-index: 1;
}

.final-thanks p {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.final-thanks .card-btn {
    position: relative;
    z-index: 1;
    min-width: 200px;
}

/* 响应式设计 */
@media (max-width: 1100px) {
    .contributor-grid {
        grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
        gap: 2rem;
    }

    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: 2.5rem;
    }
}

@media (max-width: 768px) {
    .acknowledgements-content {
        padding: 2.5rem;
        border-radius: 20px;
        margin: 0;
    }

    .acknowledgements-content h1 {
        font-size: 3rem;
    }

    .special-thanks-header h2 {
        font-size: 2.2rem;
    }

    .contributor-grid {
        grid-template-columns: 1fr;
        gap: 1.8rem;
    }

    .honor-card {
        padding: 1.5rem;
    }

    .extended-thanks-section {
        padding: 2.5rem;
    }

    .team-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .member-card {
        padding: 2rem;
    }

    .hero-title h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .acknowledgements-container {
        padding: 2rem 0;
    }

    .acknowledgements-content {
        padding: 1.8rem;
        margin: 0;
    }

    .acknowledgements-content h1 {
        font-size: 2.5rem;
    }

    .acknowledgements-intro {
        font-size: 1.1rem;
    }

    .special-thanks-section {
        padding: 2rem 1.5rem;
    }

    .special-thanks-header h2 {
        font-size: 1.8rem;
    }

    .honor-card {
        padding: 1.2rem;
        margin: 0 0.5rem;
    }

    .honor-card h3 {
        font-size: 1.4rem;
    }

    .extended-thanks-section {
        padding: 2rem 1.5rem;
    }

    .extended-thanks-section h2 {
        font-size: 2rem;
    }

    .extended-names {
        font-size: 1.1rem;
    }

    .member-card {
        padding: 1.5rem;
        margin: 0 0.5rem;
    }

    .member-name {
        font-size: 1.6rem;
    }

    .final-thanks {
        padding: 3rem 1.5rem;
    }

    .final-thanks h2 {
        font-size: 2.2rem;
    }

    .hero-title h1 {
        font-size: 2.2rem;
    }
}







/* 硫酸铜页面特定样式 */
.chemical-formula {
    font-family: 'Courier New', monospace;
    color: var(--primary);
    margin: 1em 0;
    padding: 1em;
    background: rgba(93,168,179,0.1);
    border-radius: 8px;
    display: inline-block;
}

sub {
    color: #5DA8B3;
    font-size: 0.8em;
}

.step-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2em;
    margin: 2em 0;
}

.step-image img {
    width: 100%;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.step-image:hover img {
    transform: scale(1.03);
}

figcaption {
    text-align: center;
    color: var(--secondary);
    margin-top: 0.8em;
    font-size: 0.9em;
}

.comparison {
    display: flex;
    justify-content: space-around;
    margin: 2em 0;
}

.comparison-item {
    width: 45%;
    text-align: center;
}

.comparison-item img {
    width: 100%;
    border-radius: 8px;
    border: 2px solid var(--accent);
}

.safety-images {
    display: flex;
    gap: 1.5em;
    margin-top: 1em;
}

.safety-img {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--primary);
    padding: 4px;
}

@media (max-width: 768px) {
    .step-gallery {
        grid-template-columns: 1fr;
    }
    .comparison {
        flex-direction: column;
        gap: 2em;
    }
    .comparison-item {
        width: 100%;
    }
}

.lazy-image-container {
    position: relative;
    display: flex;
    justify-content: center;
    margin: 1rem 0;
}

.lazy-load {
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.lazy-load.loaded {
    opacity: 1;
}

.lazy-load:not([src]) {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 8px;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.portfolio-collapsible-search {
    max-width: 1200px;
    margin: 0 auto 2rem;
    border-radius: 15px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    overflow: hidden;
    transition: all 0.3s ease;
}

.portfolio-collapsible-search:hover {
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
}

.portfolio-search-toggle {
    padding: 1.5rem 2rem;
    cursor: pointer;
    user-select: none;
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

.portfolio-search-toggle:hover {
    background: rgba(22, 160, 133, 0.03);
}

.portfolio-toggle-btn {
    background: none;
    border: none;
    color: var(--primary);
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.5rem 1rem;
    border-radius: 10px;
    transition: all 0.3s ease;
    width: 100%;
    justify-content: flex-start;
}

.portfolio-toggle-btn:hover {
    background: rgba(22, 160, 133, 0.08);
    transform: translateX(5px);
}

.portfolio-toggle-btn i:first-child {
    color: var(--accent);
    font-size: 1.3rem;
    width: 24px;
    text-align: center;
}

.toggle-arrow {
    margin-left: auto;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text-light);
    font-size: 1rem;
}

.portfolio-search-content {
    padding: 0 2rem;
    max-height: 0;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.portfolio-search-content.expanded {
    padding: 2rem;
    max-height: 500px;
    opacity: 1;
    transform: translateY(0);
}

.portfolio-search-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.portfolio-search-header h3 {
    font-size: 1.6rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    font-family: 'Playfair Display', serif;
}

.portfolio-search-header h3 i {
    color: var(--accent);
    font-size: 1.4rem;
}

.portfolio-search-container {
    max-width: 800px;
    margin: 0 auto;
}

.portfolio-search-box {
    display: flex;
    gap: 1rem;
    position: relative;
}

.portfolio-search-box input {
    flex: 1;
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid rgba(22, 160, 133, 0.2);
    border-radius: 50px;
    padding: 1.2rem 1.8rem;
    font-size: 1.1rem;
    color: var(--text);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    outline: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.portfolio-search-box input:focus {
    border-color: var(--accent);
    box-shadow: 0 8px 25px rgba(22, 160, 133, 0.15);
    transform: translateY(-2px);
}

.portfolio-search-box input::placeholder {
    color: var(--text-light);
    font-weight: 300;
}

.portfolio-search-btn {
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    color: white;
    border: none;
    border-radius: 50px;
    padding: 1.2rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    box-shadow: 0 6px 20px rgba(22, 160, 133, 0.3);
    min-width: 120px;
    justify-content: center;
}

.portfolio-search-btn:hover {
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(22, 160, 133, 0.4);
}

.portfolio-clear-btn {
    background: linear-gradient(135deg, #95a5a6, #7f8c8d);
    color: white;
    border: none;
    border-radius: 50px;
    padding: 1.2rem 1.8rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    box-shadow: 0 6px 20px rgba(149, 165, 166, 0.3);
    min-width: 120px;
    justify-content: center;
}

.portfolio-clear-btn:hover {
    background: linear-gradient(135deg, #7f8c8d, #6c7a7d);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(149, 165, 166, 0.4);
}

.portfolio-work-matched {
    position: relative;
}

.portfolio-work-matched::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: linear-gradient(135deg, rgba(26, 188, 156, 0.1), rgba(52, 152, 219, 0.1));
    border-radius: 15px;
    z-index: -1;
    animation: portfolio-pulse 2s infinite;
}

@keyframes portfolio-pulse {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 0.8;
    }
}

/* 移动端优化 */
@media (max-width: 768px) {
    .portfolio-collapsible-search {
        margin-bottom: 1.5rem;
    }
    
    .portfolio-search-toggle {
        padding: 1.2rem 1.5rem;
    }
    
    .portfolio-toggle-btn {
        font-size: 1.1rem;
        padding: 0.5rem;
    }
    
    .portfolio-search-content.expanded {
        padding: 1.5rem;
    }
    
    .portfolio-search-header h3 {
        font-size: 1.4rem;
    }
    
    .portfolio-search-box {
        flex-direction: column;
        gap: 1rem;
    }
    
    .portfolio-search-box input {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
    
    .portfolio-search-btn,
    .portfolio-clear-btn {
        padding: 1rem 1.5rem;
        font-size: 1rem;
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .portfolio-search-toggle {
        padding: 1rem 1.2rem;
    }
    
    .portfolio-toggle-btn {
        font-size: 1rem;
        gap: 0.6rem;
    }
    
    .portfolio-search-content.expanded {
        padding: 1.2rem;
    }
    
    .portfolio-search-header h3 {
        font-size: 1.3rem;
    }
    
    .portfolio-search-box input {
        padding: 0.9rem 1.2rem;
        font-size: 0.95rem;
    }
    
    .portfolio-search-btn,
    .portfolio-clear-btn {
        padding: 0.9rem 1.2rem;
        font-size: 0.95rem;
    }
}

.ad-container {
    margin: 30px auto;
    text-align: center;
    max-width: 100%;
    overflow: hidden;
}
        
.top-ad, .bottom-ad {
     width: 100%;
    max-width: 1200px;
}
        
.middle-ad {
    width: 100%;
    max-width: 600px;
}

.article-ad {
    width: 100%;
    max-width: 800px;
}

.diagonal-banner {
    position: absolute;
    top: 18px;
    left: -38px;
    background: linear-gradient(135deg, 
        rgba(22, 160, 133, 0.95) 0%, 
        rgba(46, 204, 113, 0.95) 25%, 
        rgba(26, 188, 156, 0.95) 50%, 
        rgba(22, 160, 133, 0.95) 75%, 
        rgba(46, 204, 113, 0.95) 100%);
    color: white;
    padding: 6px 48px;
    font-size: 0.82rem;
    font-weight: 800;
    text-align: center;
    transform: rotate(-45deg);
    box-shadow: 
        0 4px 15px rgba(22, 160, 133, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.2) inset,
        0 1px 3px rgba(0, 0, 0, 0.4);
    z-index: 10;
    letter-spacing: 1.8px;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.5);
    overflow: hidden;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    font-family: 'Noto Sans SC', sans-serif;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    animation: bannerGlow 3s ease-in-out infinite;
}

.diagonal-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 150%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.4), 
        rgba(255, 255, 255, 0.6), 
        rgba(255, 255, 255, 0.4), 
        transparent);
    transform: skewX(-15deg);
    transition: left 0.8s cubic-bezier(0.23, 1, 0.32, 1);
}

.diagonal-banner:hover::before {
    left: 150%;
}

.diagonal-banner::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, 
        rgba(255, 255, 255, 0.1) 0%, 
        transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.diagonal-banner:hover::after {
    opacity: 1;
}

@keyframes bannerGlow {
    0%, 100% {
        box-shadow: 
            0 4px 15px rgba(22, 160, 133, 0.3),
            0 0 0 1px rgba(255, 255, 255, 0.2) inset,
            0 1px 3px rgba(0, 0, 0, 0.4);
    }
    50% {
        box-shadow: 
            0 4px 20px rgba(22, 160, 133, 0.5),
            0 0 0 1px rgba(255, 255, 255, 0.3) inset,
            0 1px 4px rgba(0, 0, 0, 0.5);
    }
}

.diagonal-banner.hot {
    background: linear-gradient(135deg, 
        rgba(230, 126, 34, 0.95) 0%, 
        rgba(243, 156, 18, 0.95) 25%, 
        rgba(231, 76, 60, 0.95) 50%, 
        rgba(230, 126, 34, 0.95) 75%, 
        rgba(243, 156, 18, 0.95) 100%);
    animation: bannerGlowHot 3s ease-in-out infinite;
}

@keyframes bannerGlowHot {
    0%, 100% {
        box-shadow: 
            0 4px 15px rgba(230, 126, 34, 0.3),
            0 0 0 1px rgba(255, 255, 255, 0.2) inset,
            0 1px 3px rgba(0, 0, 0, 0.4);
    }
    50% {
        box-shadow: 
            0 4px 20px rgba(230, 126, 34, 0.5),
            0 0 0 1px rgba(255, 255, 255, 0.3) inset,
            0 1px 4px rgba(0, 0, 0, 0.5);
    }
}

.diagonal-banner.premium {
    background: linear-gradient(135deg, 
        rgba(155, 89, 182, 0.95) 0%, 
        rgba(142, 68, 173, 0.95) 25%, 
        rgba(192, 57, 43, 0.95) 50%, 
        rgba(155, 89, 182, 0.95) 75%, 
        rgba(142, 68, 173, 0.95) 100%);
    animation: bannerGlowPremium 3s ease-in-out infinite;
}

@keyframes bannerGlowPremium {
    0%, 100% {
        box-shadow: 
            0 4px 15px rgba(155, 89, 182, 0.3),
            0 0 0 1px rgba(255, 255, 255, 0.2) inset,
            0 1px 3px rgba(0, 0, 0, 0.4);
    }
    50% {
        box-shadow: 
            0 4px 20px rgba(155, 89, 182, 0.5),
            0 0 0 1px rgba(255, 255, 255, 0.3) inset,
            0 1px 4px rgba(0, 0, 0, 0.5);
    }
}

.diagonal-banner.slim {
    top: 16px;
    left: -42px;
    padding: 5px 58px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 1.5px;
}

.diagonal-banner.crystal {
    background: linear-gradient(135deg, 
        rgba(52, 152, 219, 0.95) 0%, 
        rgba(41, 128, 185, 0.95) 25%, 
        rgba(26, 188, 156, 0.95) 50%, 
        rgba(52, 152, 219, 0.95) 75%, 
        rgba(41, 128, 185, 0.95) 100%);
    animation: bannerGlowCrystal 3s ease-in-out infinite;
}

@keyframes bannerGlowCrystal {
    0%, 100% {
        box-shadow: 
            0 4px 15px rgba(52, 152, 219, 0.3),
            0 0 0 1px rgba(255, 255, 255, 0.2) inset,
            0 1px 3px rgba(0, 0, 0, 0.4);
    }
    50% {
        box-shadow: 
            0 4px 20px rgba(52, 152, 219, 0.5),
            0 0 0 1px rgba(255, 255, 255, 0.3) inset,
            0 1px 4px rgba(0, 0, 0, 0.5);
    }
}

@media (max-width: 768px) {
    .diagonal-banner {
        top: 14px;
        left: -32px;
        padding: 5px 40px;
        font-size: 0.75rem;
        letter-spacing: 1.2px;
    }
    
    .diagonal-banner.slim {
        top: 13px;
        left: -36px;
        padding: 4px 50px;
        font-size: 0.72rem;
    }
}

@media (max-width: 480px) {
    .diagonal-banner {
        top: 12px;
        left: -28px;
        padding: 4px 35px;
        font-size: 0.7rem;
        letter-spacing: 1px;
    }
    
    .diagonal-banner.slim {
        top: 11px;
        left: -32px;
        padding: 3px 45px;
        font-size: 0.68rem;
    }
}

.acknowledgements-hero {
    background: linear-gradient(rgba(44, 62, 80, 0.85), rgba(26, 37, 47, 0.85)), url('p/关关-背景图1.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 70vh;
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.classification-hero {
    background: linear-gradient(rgba(44, 62, 80, 0.85), rgba(26, 37, 47, 0.85)), url('p/关关-背景图2.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 70vh;
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.classification-rain-hero {
    background: linear-gradient(rgba(44, 62, 80, 0.85), rgba(26, 37, 47, 0.85)), url('p/晶雨1.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 70vh;
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

/* 投票页面优化样式 */
.vote-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 0;
}

.vote-content {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.98) 0%, rgba(250, 252, 255, 0.98) 100%);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.8);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.9);
}

.vote-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 15% 85%, rgba(26, 188, 156, 0.04) 0%, transparent 35%),
                radial-gradient(circle at 85% 15%, rgba(52, 152, 219, 0.04) 0%, transparent 35%);
    pointer-events: none;
}

.vote-content h1 {
    font-size: 3.2rem;
    margin-bottom: 1.2rem;
    color: var(--primary);
    font-family: 'Playfair Display', serif;
    text-align: center;
    position: relative;
    padding-bottom: 1.2rem;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.vote-content h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 3px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    border-radius: 2px;
}

.vote-intro {
    text-align: center;
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
}

.vote-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin: 2.5rem 0;
}

.vote-option {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 18px;
    padding: 2rem;
    border: 2px solid rgba(22, 160, 133, 0.1);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
}

.vote-option::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.vote-option:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border-color: var(--accent-light);
}

.vote-option:hover::before {
    opacity: 0.03;
}

.vote-option.selected {
    border-color: var(--accent);
    background: linear-gradient(145deg, rgba(232, 244, 253, 0.95) 0%, rgba(214, 235, 255, 0.95) 100%);
    box-shadow: 0 12px 30px rgba(22, 160, 133, 0.12);
    transform: translateY(-3px);
}

.vote-option.selected::after {
    content: '✓';
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 28px;
    height: 28px;
    background: var(--accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
    box-shadow: 0 4px 12px rgba(22, 160, 133, 0.3);
    z-index: 2;
}

.crystal-name {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.8rem;
    font-family: 'Playfair Display', serif;
    position: relative;
    z-index: 2;
    line-height: 1.3;
}

.crystal-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1.2rem;
    font-size: 1rem;
    position: relative;
    z-index: 2;
}

.vote-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.2rem;
    padding-top: 1.2rem;
    border-top: 1px solid rgba(22, 160, 133, 0.1);
    position: relative;
    z-index: 2;
}

.vote-count {
    font-size: 1rem;
    color: var(--primary);
    font-weight: 500;
}

.vote-percentage {
    font-size: 1.2rem;
    color: var(--accent);
    font-weight: 700;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(22, 160, 133, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 0.8rem;
    position: relative;
    z-index: 2;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(to right, var(--accent-light), var(--accent));
    border-radius: 3px;
    transition: width 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    width: 0%;
}

.vote-actions {
    text-align: center;
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 2px solid rgba(22, 160, 133, 0.1);
}

.submit-vote-btn {
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    color: white;
    border: none;
    padding: 1.1rem 2.5rem;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 8px 25px rgba(22, 160, 133, 0.25);
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    position: relative;
    overflow: hidden;
}

.submit-vote-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: 0.5s;
}

.submit-vote-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(22, 160, 133, 0.35);
}

.submit-vote-btn:hover:not(:disabled)::before {
    left: 100%;
}

.submit-vote-btn:disabled {
    background: #bdc3c7;
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.vote-message {
    margin-top: 1.2rem;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    text-align: center;
    font-weight: 500;
    display: none;
    position: relative;
    z-index: 2;
}

.vote-message.success {
    background: rgba(46, 204, 113, 0.1);
    color: #27ae60;
    border: 1px solid rgba(46, 204, 113, 0.2);
    display: block;
}

.vote-message.error {
    background: rgba(231, 76, 60, 0.1);
    color: #c0392b;
    border: 1px solid rgba(231, 76, 60, 0.2);
    display: block;
}

.vote-results {
    margin-top: 2.5rem;
    position: relative;
    z-index: 2;
}

.results-header {
    text-align: center;
    margin-bottom: 1.8rem;
}

.results-header h3 {
    font-size: 2rem;
    color: var(--primary);
    font-family: 'Playfair Display', serif;
    margin-bottom: 0.8rem;
}

.total-votes {
    color: var(--text-light);
    font-size: 1.1rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .vote-container {
        padding: 1.5rem 0;
    }

    .vote-content {
        padding: 2rem;
        border-radius: 20px;
        margin: 0 1rem;
    }

    .vote-content h1 {
        font-size: 2.5rem;
    }

    .vote-intro {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }

    .vote-grid {
        grid-template-columns: 1fr;
        gap: 1.2rem;
        margin: 2rem 0;
    }

    .vote-option {
        padding: 1.5rem;
    }

    .crystal-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }

    .crystal-name {
        font-size: 1.3rem;
    }

    .vote-actions {
        margin-top: 2rem;
        padding-top: 1.5rem;
    }

    .submit-vote-btn {
        padding: 1rem 2rem;
        font-size: 1rem;
        width: 100%;
        justify-content: center;
    }

    .results-header h3 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .vote-container {
        padding: 1rem 0;
    }

    .vote-content {
        padding: 1.5rem;
        margin: 0 0.5rem;
    }

    .vote-content h1 {
        font-size: 2.2rem;
    }

    .vote-option {
        padding: 1.2rem;
    }

    .crystal-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }

    .crystal-name {
        font-size: 1.2rem;
    }

    .crystal-description {
        font-size: 0.95rem;
    }

    .vote-stats {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }

    .vote-percentage {
        align-self: flex-end;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.vote-content {
    animation: fadeInUp 0.6s ease-out;
}

.vote-option {
    animation: fadeInUp 0.6s ease-out;
}

.vote-option:nth-child(1) { animation-delay: 0.1s; }
.vote-option:nth-child(2) { animation-delay: 0.2s; }
.vote-option:nth-child(3) { animation-delay: 0.3s; }
.vote-option:nth-child(4) { animation-delay: 0.4s; }
.vote-option:nth-child(5) { animation-delay: 0.5s; }
.vote-option:nth-child(6) { animation-delay: 0.6s; }

.author-card {
            display: flex;
            background: linear-gradient(145deg, #f8f9fa, #e9ecef);
            border-radius: 15px;
            padding: 25px;
            margin: 40px 0;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            border-left: 5px solid var(--accent);
            transition: transform 0.3s ease;
        }
        
        .author-card:hover {
            transform: translateY(-5px);
        }
        
        .author-avatar {
            flex: 0 0 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 20px;
            color: white;
            font-size: 2rem;
        }
        
        .author-info {
            flex: 1;
        }
        
        .author-info h3 {
            margin: 0 0 5px 0;
            color: var(--dark);
            font-size: 1.5rem;
        }
        
        .author-title {
            color: var(--accent);
            font-weight: 600;
            margin: 0 0 10px 0;
            font-size: 1rem;
        }
        
        .author-bio {
            color: var(--text);
            line-height: 1.6;
            margin: 0 0 15px 0;
        }
        
        .author-social {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .social-tag {
            background: rgba(52, 152, 219, 0.1);
            color: var(--primary);
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            gap: 5px;
        }
        
        @media (max-width: 768px) {
            .author-card {
                flex-direction: column;
                text-align: center;
            }
            
            .author-avatar {
                margin-right: 0;
                margin-bottom: 15px;
            }
            
            .author-social {
                justify-content: center;
            }
        }

.acknowledgements-container .honor-card.kerbal-special::before {
    content: '' !important;
    background: url('p/kerbal123.png') center/cover no-repeat;
    width: 100px;
    height: 100px;
    right: 10px;
    top: 20px;
    font-size: 0;
    opacity: 0.5;
    border-radius: 10%;
    transform: rotate(15deg);
    box-shadow: none;
}

.acknowledgements-container .honor-card.cpsa-special::before {
    content: '' !important;
    background: url('p/cpsa.png') center/cover no-repeat;
    width: 70px;
    height: 100px;
    right: 20px;
    top: 20px;
    font-size: 0;
    opacity: 0.5;
    border-radius: 10%;
    transform: rotate(0);
    box-shadow: none;
}

.acknowledgements-container .honor-card.duya-special::before {
    content: '' !important;
    background: url('p/渡鸦.png') center/cover no-repeat;
    width: 80px;
    height: 140px;
    right: 20px;
    top: 30px;
    font-size: 0;
    opacity: 0.5;
    border-radius: 10%;
    transform: rotate(0);
    box-shadow: none;
}

.acknowledgements-container .honor-card.changjie-special::before {
    content: '' !important;
    background: url('p/长街.png') center/cover no-repeat;
    width: 100px;
    height: 100px;
    right: 20px;
    top: 30px;
    font-size: 0;
    opacity: 0.5;
    border-radius: 10%;
    transform: rotate(0);
    box-shadow: none;
}

.data-development-tabs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 3rem 0;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 18px;
    padding: 2rem;
    border: 1px solid rgba(22, 160, 133, 0.15);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.data-development-tab {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(22, 160, 133, 0.1);
    border-radius: 12px;
    padding: 1.2rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
    transform: translateZ(0);
    z-index: 1;
}

.data-development-tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.data-development-tab:hover {
    color: white;
    border-color: var(--accent-light);
    transform: translateX(5px) scale(1.03);
    box-shadow: 0 8px 24px rgba(22, 160, 133, 0.15);
}

.data-development-tab:hover::before {
    opacity: 1;
}

.data-development-tab.active {
    background: rgba(22, 160, 133, 0.12);
    color: var(--accent);
    border-color: var(--accent-light);
    box-shadow: 0 5px 15px rgba(22, 160, 133, 0.15);
    transform: translateX(5px);
}

.data-development-tab.active::before {
    opacity: 0.12;
}

.data-development-content {
    display: none;
    animation: dataDevelopmentFadeInUp 0.5s ease-out;
}

.data-development-content.active {
    display: block;
}

.data-development-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 20px;
    padding: 2.8rem;
    margin-bottom: 2.5rem;
    border: 1px solid rgba(22, 160, 133, 0.1);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.data-development-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-light), var(--accent-secondary));
    border-radius: 0 2px 2px 0;
}

.data-development-card:hover {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
    transform: translateY(-8px);
}

.data-development-card.old-version {
    background: linear-gradient(145deg, rgba(245, 247, 250, 0.85) 0%, rgba(235, 240, 245, 0.85) 100%);
    border-color: rgba(149, 165, 166, 0.2);
    opacity: 0.9;
}

.data-development-card.old-version::before {
    background: linear-gradient(to bottom, #95a5a6, #7f8c8d);
}

.data-development-card-header {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid rgba(22, 160, 133, 0.1);
}

.data-development-card.old-version .data-development-card-header {
    border-bottom-color: rgba(149, 165, 166, 0.1);
}

.data-development-card-tag {
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    color: white;
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(22, 160, 133, 0.25);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.data-development-card.old-version .data-development-card-tag {
    background: linear-gradient(135deg, #95a5a6, #7f8c8d);
    box-shadow: 0 4px 15px rgba(149, 165, 166, 0.25);
}

.data-development-card-date {
    color: var(--primary);
    font-weight: 600;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.data-development-card-date::before {
    content: '\f073';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    font-size: 1.1rem;
    color: var(--accent);
}

.data-development-card-author {
    color: var(--text-light);
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(22, 160, 133, 0.08);
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.data-development-card-author::before {
    content: '\f007';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    font-size: 1.1rem;
    color: var(--accent);
}

.data-development-card.old-version .data-development-card-author {
    background: rgba(149, 165, 166, 0.08);
}

.data-development-card-branch {
    color: var(--text-light);
    font-size: 0.95rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: rgba(52, 152, 219, 0.08);
    border-radius: 8px;
    margin-left: auto;
}

.data-development-card-branch::before {
    content: '\f126';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    font-size: 0.95rem;
    color: var(--accent-secondary);
}

.data-development-card-content {
    position: relative;
}

.data-development-card-content h4 {
    font-size: 1.4rem;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(22, 160, 133, 0.1);
}

.data-development-card-content h4::before {
    content: '\f0ae';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    font-size: 1.3rem;
    color: var(--accent);
}

.data-development-card-content ul {
    list-style: none;
    margin: 1.5rem 0;
}

.data-development-card-content li {
    margin-bottom: 1rem;
    padding-left: 2rem;
    position: relative;
    line-height: 1.7;
    color: var(--text-light);
    font-size: 1.05rem;
}

.data-development-card-content li::before {
    content: '\f00c';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    font-size: 1.1rem;
    color: var(--accent);
}

.data-development-card-content li strong {
    color: var(--primary-dark);
    font-weight: 600;
}

.data-development-card.old-version .data-development-card-content li::before {
    content: '\f08d';
    color: #7f8c8d;
}

.data-development-note {
    background: linear-gradient(145deg, rgba(232, 244, 253, 0.9) 0%, rgba(214, 235, 255, 0.9) 100%);
    border-radius: 16px;
    padding: 2rem;
    margin: 2rem 0;
    border-left: 6px solid var(--accent-secondary);
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.data-development-note strong {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
    display: block;
}

.data-development-note p {
    color: var(--text-light);
    line-height: 1.7;
    margin: 0;
    font-size: 1.05rem;
}

.data-development-card-download {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 2px solid rgba(22, 160, 133, 0.1);
    text-align: center;
}

.data-development-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    box-shadow: 0 8px 25px rgba(22, 160, 133, 0.25);
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
}

.data-development-download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: 0.5s;
}

.data-development-download-btn:hover {
    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(22, 160, 133, 0.35);
}

.data-development-download-btn:hover::before {
    left: 100%;
}

.data-development-download-btn i {
    font-size: 1.2rem;
}

.data-development-guide {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 20px;
    padding: 3rem;
    margin: 3rem 0 2rem;
    border: 1px solid rgba(22, 160, 133, 0.1);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    position: relative;
    overflow: hidden;
}

.data-development-guide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-light), var(--accent-secondary));
    border-radius: 3px 0 0 3px;
}

.data-development-guide h4 {
    font-size: 1.6rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.data-development-guide h4 i {
    color: var(--accent);
    font-size: 1.4rem;
}

.data-development-guide p {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.data-development-guide ul {
    list-style: none;
    margin: 1.5rem 0;
}

.data-development-guide li {
    margin-bottom: 0.8rem;
    padding-left: 1.8rem;
    position: relative;
    line-height: 1.6;
    color: var(--text-light);
    font-size: 1.05rem;
}

.data-development-guide li::before {
    content: '\f0a4';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .data-development-tabs {
        grid-template-columns: 1fr;
        padding: 1.5rem;
        margin: 2rem 0;
    }
    
    .data-development-tab {
        padding: 1rem 1.2rem;
        font-size: 1rem;
    }
    
    .data-development-card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .data-development-card-branch {
        margin-left: 0;
        align-self: flex-start;
    }
    
    .data-development-card {
        padding: 2rem;
    }
    
    .data-development-guide {
        padding: 2rem;
        margin: 2rem 0;
    }
}

@media (max-width: 480px) {
    .data-development-tabs {
        padding: 1.2rem;
    }
    
    .data-development-card {
        padding: 1.5rem;
    }
    
    .data-development-card-content li {
        padding-left: 1.5rem;
        font-size: 1rem;
    }
    
    .data-development-download-btn {
        padding: 0.9rem 2rem;
        font-size: 1rem;
        width: 100%;
        justify-content: center;
    }
    
    .data-development-guide {
        padding: 1.5rem;
    }
}

@keyframes dataDevelopmentFadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.data-development-card {
    animation: dataDevelopmentFadeInUp 0.6s ease-out;
}

.data-development-card:nth-child(1) {
    animation-delay: 0.1s;
}

.data-development-card:nth-child(2) {
    animation-delay: 0.2s;
}

.data-development-card:nth-child(3) {
    animation-delay: 0.3s;
}

/* Hi? */

.extended-thanks-section {
    background: linear-gradient(145deg, 
        rgba(248, 250, 252, 0.95) 0%, 
        rgba(240, 245, 250, 0.95) 100%);
    border-radius: 22px;
    padding: 3rem;
    margin: 3.5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(22, 160, 133, 0.12);
    box-shadow: 
        0 12px 36px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.extended-thanks-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 15% 85%, rgba(26, 188, 156, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 85% 15%, rgba(52, 152, 219, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.extended-thanks-section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-dark);
    font-family: 'Playfair Display', serif;
    position: relative;
    z-index: 1;
    padding-bottom: 1rem;
    display: inline-block;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.extended-thanks-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 90px;
    height: 2px;
    background: linear-gradient(to right, 
        rgba(22, 160, 133, 0.3), 
        var(--accent),
        rgba(22, 160, 133, 0.3));
    border-radius: 1px;
}

.extended-names {
    background: rgba(255, 255, 255, 0.7);
    border-radius: 16px;
    padding: 2.2rem;
    margin: 2rem auto 2.5rem;
    max-width: 900px;
    border: 1px solid rgba(22, 160, 133, 0.08);
    box-shadow: 
        0 6px 20px rgba(0, 0, 0, 0.03),
        inset 0 1px 0 rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.extended-names:hover {
    border-color: rgba(22, 160, 133, 0.15);
    box-shadow: 
        0 8px 28px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.extended-names p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text);
    margin: 0;
    font-weight: 500;
    letter-spacing: 0.2px;
    font-family: 'Noto Sans SC', sans-serif;
}

.extended-names p {
    background: linear-gradient(135deg, 
        var(--primary-dark) 0%, 
        var(--text) 50%, 
        var(--primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% auto;
    animation: textShimmer 8s linear infinite;
}

@keyframes textShimmer {
    0% {
        background-position: 200% center;
    }
    100% {
        background-position: -200% center;
    }
}

.thanks-message {
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    padding: 1.5rem;
    font-style: italic;
    font-weight: 400;
}

.extended-thanks-section::after {
    content: '';
    position: absolute;
    bottom: -2rem;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 4rem;
    background: linear-gradient(to bottom, 
        rgba(22, 160, 133, 0.2), 
        transparent);
}

.extended-thanks-dots {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}

.extended-thanks-dots span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.4;
}

.extended-thanks-dots span:nth-child(1) { animation: dotPulse 2s infinite; }
.extended-thanks-dots span:nth-child(2) { animation: dotPulse 2s infinite 0.2s; }
.extended-thanks-dots span:nth-child(3) { animation: dotPulse 2s infinite 0.4s; }

@keyframes dotPulse {
    0%, 100% { opacity: 0.2; transform: scale(0.8); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

@media (max-width: 1100px) {
    .extended-thanks-section {
        padding: 2.5rem;
        margin: 3rem 0;
    }
    
    .extended-names {
        padding: 2rem;
        margin: 1.8rem auto 2.2rem;
    }
}

@media (max-width: 768px) {
    .extended-thanks-section {
        padding: 2rem;
        margin: 2.5rem 0;
        border-radius: 18px;
    }
    
    .extended-thanks-section h2 {
        font-size: 2rem;
        margin-bottom: 1.8rem;
    }
    
    .extended-thanks-section h2::after {
        width: 70px;
    }
    
    .extended-names {
        padding: 1.8rem;
        margin: 1.5rem auto 2rem;
        border-radius: 14px;
    }
    
    .extended-names p {
        font-size: 1.1rem;
        line-height: 1.7;
    }
    
    .thanks-message {
        font-size: 1.05rem;
        padding: 1.2rem;
    }
    
    .extended-thanks-section::after {
        height: 3rem;
    }
}

@media (max-width: 480px) {
    .extended-thanks-section {
        padding: 1.8rem;
        margin: 2rem 0;
        border-radius: 16px;
    }
    
    .extended-thanks-section h2 {
        font-size: 1.7rem;
        margin-bottom: 1.5rem;
    }
    
    .extended-names {
        padding: 1.5rem;
        margin: 1.2rem auto 1.8rem;
    }
    
    .extended-names p {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    .thanks-message {
        font-size: 1rem;
        padding: 1rem;
    }
}

@keyframes sectionFadeIn {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.extended-thanks-section {
    animation: sectionFadeIn 0.6s ease-out 0.3s both;
}