/* ==================== 证书与荣誉页面样式 ====================
 * 终端风格的证书展示系统
 * 支持筛选、搜索和模态框查看
 * 易于扩展新证书内容
 * ================================================= */

/* ========== 导航栏样式修正 ========== */
.navbar {
    background-color: var(--navbar-bg);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease;
}

.navbar .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    color: var(--terminal-green);
    text-decoration: none;
    font-size: 1.5rem;
    font-family: "Times New Roman", Times, serif;
    font-weight: bold;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    color: var(--terminal-green-dim);
    text-decoration: none;
    font-family: "Times New Roman", Times, serif;
    font-size: 0.9rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--terminal-green-bright);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--terminal-green);
    box-shadow: 0 0 10px var(--terminal-shadow);
}

.nav-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.theme-toggle,
.mobile-menu-toggle {
    background: transparent;
    border: 1px solid var(--terminal-green);
    color: var(--terminal-green);
    padding: 0.5rem 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 4px;
}

.theme-toggle i,
.mobile-menu-toggle i {
    font-size: 1rem;
}

.theme-toggle:hover,
.mobile-menu-toggle:hover {
    background: var(--terminal-green);
    color: var(--bg-primary);
    box-shadow: 0 0 10px rgba(var(--glow-rgb), 0.5);
}

/* 确保移动端菜单按钮可点击 */
.mobile-menu-toggle {
    display: none;
    position: relative;
    z-index: 1001;
    pointer-events: auto;
}

/* ========== 页面布局 ========== */
/* body 样式已在 common.css 中定义，此处不再重复 */

/* Matrix 背景画布 */
.matrix-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.15;
    pointer-events: none;
}

/* 内容区域 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* ========== 页面标题区域 ========== */
.page-header {
    padding: 120px 0 60px;
    text-align: center;
    margin-bottom: 40px;
}

.page-title {
    font-size: 3rem;
    font-family: "Times New Roman", Times, serif;
    margin-bottom: 20px;
    text-shadow: 0 0 10px rgba(var(--glow-rgb), 0.5);
    animation: glowPulse 2s ease-in-out infinite;
}

.title-prefix {
    color: var(--terminal-green-dim);
    margin-right: 15px;
}

.title-main {
    color: var(--terminal-green);
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--terminal-green-dim);
    margin-bottom: 40px;
    font-family: "Times New Roman", Times, serif;
}

/* 统计条 */
.stats-bar {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 40px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px 30px;
    background: rgba(var(--glow-rgb), 0.05);
    border: 1px solid rgba(var(--glow-rgb), 0.2);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.stat-item:hover {
    background: rgba(var(--glow-rgb), 0.1);
    border-color: var(--terminal-green);
    box-shadow: 0 0 20px rgba(var(--glow-rgb), 0.3);
    transform: translateY(-5px);
}

.stat-item i {
    font-size: 2rem;
    color: var(--terminal-green);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--terminal-green-dim);
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
}

/* ========== 筛选器区域 ========== */
.filter-section {
    padding: 30px 0;
    margin-bottom: 40px;
    border-bottom: 1px solid rgba(var(--glow-rgb), 0.1);
}

.filter-controls {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
}

.filter-btn {
    padding: 12px 24px;
    background: rgba(var(--glow-rgb), 0.05);
    border: 1px solid rgba(var(--glow-rgb), 0.3);
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    font-size: 0.95rem;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-btn:hover {
    background: rgba(var(--glow-rgb), 0.1);
    border-color: var(--terminal-green);
    box-shadow: 0 0 15px rgba(var(--glow-rgb), 0.3);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: rgba(var(--glow-rgb), 0.2);
    border-color: var(--terminal-green-bright);
    box-shadow: 0 0 20px rgba(var(--glow-rgb), 0.4);
    color: var(--terminal-green-bright);
    font-weight: bold;
}

/* ========== 证书卡片网格 ========== */
.certificates-section {
    padding: 30px 0 60px;
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

/* 证书卡片 */
.cert-card {
    background: rgba(var(--glow-rgb), 0.03);
    border: 1px solid rgba(var(--glow-rgb), 0.2);
    border-radius: 10px;
    padding: 16px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    opacity: 1;
    transform: scale(1);
}

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

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

.cert-card:hover {
    border-color: var(--terminal-green);
    box-shadow: 0 0 20px rgba(var(--glow-rgb), 0.3);
    transform: translateY(-4px);
    background: rgba(var(--glow-rgb), 0.05);
}

/* 隐藏状态（筛选时） */
.cert-card.hidden {
    opacity: 0;
    transform: scale(0.8);
    display: none;
}

/* 卡片头部 */
.cert-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.cert-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--terminal-shadow);
    border: 2px solid var(--terminal-green);
    border-radius: 50%;
    font-size: 1.4rem;
    color: var(--terminal-green);
    box-shadow: 0 0 15px var(--terminal-shadow);
}

/* 仅在暗色模式下显示彩色分类图标 */
html[data-theme="dark"] .cert-icon.academic {
    background: rgba(0, 200, 255, 0.1);
    border-color: #00c8ff;
    color: #00c8ff;
}

html[data-theme="dark"] .cert-icon.language {
    background: rgba(255, 200, 0, 0.1);
    border-color: #ffc800;
    color: #ffc800;
}

html[data-theme="dark"] .cert-icon.tech {
    background: rgba(255, 0, 200, 0.1);
    border-color: #ff00c8;
    color: #ff00c8;
}

/* 徽章 */
.cert-badge {
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: "Times New Roman", Times, serif;
}

.cert-badge.verified {
    background: rgba(var(--glow-rgb), 0.2);
    color: var(--terminal-green);
    border: 1px solid var(--terminal-green);
}

.cert-badge.gold {
    background: rgba(255, 200, 0, 0.2);
    color: #ffc800;
    border: 1px solid #ffc800;
}

.cert-badge.passed {
    background: rgba(0, 200, 255, 0.2);
    color: #00c8ff;
    border: 1px solid #00c8ff;
}

/* 卡片主体 */
.cert-body {
    margin-bottom: 15px;
}

.cert-title {
    font-size: 1.15rem;
    color: var(--terminal-green-bright);
    margin-bottom: 10px;
    font-family: "Times New Roman", Times, serif;
    font-weight: 600;
}

/* 证书副标题（英文名称） */
.cert-subtitle {
    font-size: 0.8rem;
    color: var(--terminal-green-dim);
    font-style: italic;
    margin-bottom: 10px;
    opacity: 0.8;
}

/* 资格等级标识 */
.cert-level {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 15px;
}

.level-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.level-badge.intermediate {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.2), rgba(255, 152, 0, 0.2));
    border: 1px solid rgba(255, 193, 7, 0.5);
    color: #ffc107;
    text-shadow: 0 0 5px rgba(255, 193, 7, 0.3);
}

.cert-issuer,
.cert-date,
.cert-id {
    font-size: 0.95rem;
    color: var(--terminal-green-dim);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cert-description {
    margin-top: 15px;
    padding: 15px;
    background: rgba(var(--glow-rgb), 0.03);
    border-left: 3px solid var(--terminal-green);
    border-radius: 4px;
}

.cert-description p {
    color: var(--terminal-green-dim);
    line-height: 1.6;
    margin-bottom: 10px;
}

.achievement-highlight {
    color: var(--terminal-green) !important;
    font-weight: bold;
}

.cert-skills {
    list-style: none;
    padding: 0;
    margin-top: 10px;
}

.cert-skills li {
    padding: 5px 0;
    color: var(--terminal-green-dim);
    position: relative;
    padding-left: 20px;
}

.cert-skills li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--terminal-green);
}

/* 卡片底部按钮 */
.cert-footer {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(var(--glow-rgb), 0.1);
}

.cert-btn {
    flex: 1;
    padding: 10px 20px;
    background: rgba(var(--glow-rgb), 0.05);
    border: 1px solid rgba(var(--glow-rgb), 0.3);
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    font-size: 0.9rem;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.cert-btn:hover {
    background: rgba(var(--glow-rgb), 0.15);
    border-color: var(--terminal-green);
    box-shadow: 0 0 15px rgba(var(--glow-rgb), 0.3);
}

/* 添加新证书卡片 */
.cert-card.add-new {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    border-style: dashed;
    cursor: pointer;
}

.add-new-content {
    text-align: center;
}

.add-new-content i {
    font-size: 4rem;
    color: var(--terminal-green-dim);
    margin-bottom: 20px;
    opacity: 0.5;
}

.add-new-content h3 {
    color: var(--terminal-green);
    margin-bottom: 10px;
    font-family: "Times New Roman", Times, serif;
}

.add-new-content p {
    color: var(--terminal-green-dim);
    margin-bottom: 15px;
}

.update-hint {
    font-size: 0.85rem;
    color: var(--terminal-green-dim);
    font-family: "Times New Roman", Times, serif;
    opacity: 0.7;
}

.cert-card.add-new:hover {
    background: rgba(var(--glow-rgb), 0.08);
}

.cert-card.add-new:hover i {
    opacity: 1;
    animation: pulse 1s ease-in-out infinite;
}

/* ========== 时间线区域 ========== */
.timeline-section {
    padding: 80px 0;
    border-top: 1px solid rgba(var(--glow-rgb), 0.2);
}

.section-title {
    font-size: 2.5rem;
    font-family: "Times New Roman", Times, serif;
    margin-bottom: 50px;
    text-align: center;
    color: var(--terminal-green);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom,
            transparent,
            rgba(var(--glow-rgb), 0.5),
            transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    opacity: 1;
}

.timeline-item:nth-child(1) {
    animation: none;
}

.timeline-item:nth-child(2) {
    animation: none;
}

.timeline-item:nth-child(3) {
    animation: none;
}

.timeline-item:nth-child(4) {
    animation: none;
}

.timeline-item:nth-child(5) {
    animation: none;
}

.timeline-item:nth-child(6) {
    animation: none;
}

.timeline-item:nth-child(7) {
    animation: none;
}

.timeline-item:nth-child(8) {
    animation: none;
}

.timeline-item:nth-child(9) {
    animation: none;
}

.timeline-item:nth-child(10) {
    animation: none;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: var(--terminal-green);
    border: 3px solid var(--bg-primary);
    border-radius: 50%;
    z-index: 2;
    box-shadow: 0 0 20px rgba(var(--glow-rgb), 0.5);
}

.timeline-content {
    width: 45%;
    padding: 20px;
    background: rgba(var(--glow-rgb), 0.05);
    border: 1px solid rgba(var(--glow-rgb), 0.2);
    border-radius: 10px;
    position: relative;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: auto;
}

.timeline-year {
    display: inline-block;
    background: var(--terminal-green);
    color: var(--bg-primary);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: bold;
    margin-bottom: 10px;
    font-family: "Times New Roman", Times, serif;
}

.timeline-content h4 {
    color: var(--terminal-green-bright);
    margin-bottom: 8px;
    font-family: "Times New Roman", Times, serif;
}

.timeline-content p {
    color: var(--terminal-green-dim);
    font-size: 0.95rem;
}

/* ========== 模态框 ========== */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid var(--terminal-green);
    border-radius: 15px;
    padding: 30px;
    max-width: 90%;
    max-height: 90%;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 0 50px rgba(var(--glow-rgb), 0.5);
    animation: slideUp 0.4s ease;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    color: var(--terminal-green);
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-close:hover {
    color: var(--terminal-green-bright);
    transform: rotate(90deg);
}

.modal-header {
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(var(--glow-rgb), 0.2);
}

.modal-header h3 {
    color: var(--terminal-green);
    font-family: "Times New Roman", Times, serif;
    font-size: 1.8rem;
}

.modal-body {
    color: var(--terminal-green-dim);
}

.modal-body img {
    max-width: 100%;
    border: 2px solid var(--terminal-green);
    border-radius: 8px;
    margin-bottom: 20px;
}

.modal-info {
    font-family: "Times New Roman", Times, serif;
    line-height: 1.8;
}

/* ========== 页脚 ========== */
.footer {
    background: transparent;
    border-top: 1px solid rgba(var(--glow-rgb), 0.2);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    color: var(--terminal-green);
    margin-bottom: 20px;
    font-family: "Times New Roman", Times, serif;
}

.footer-section p,
.footer-section ul {
    color: var(--terminal-green-dim);
    line-height: 1.8;
}

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

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

.footer-section a {
    color: var(--terminal-green-dim);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--terminal-green-bright);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.contact-item i {
    color: var(--terminal-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(var(--glow-rgb), 0.1);
    color: var(--terminal-green-dim);
    font-size: 0.9rem;
}

/* ========== 动画 ========== */
@keyframes glowPulse {

    0%,
    100% {
        text-shadow: 0 0 10px rgba(var(--glow-rgb), 0.5);
    }

    50% {
        text-shadow: 0 0 20px rgba(var(--glow-rgb), 0.8),
            0 0 30px rgba(var(--glow-rgb), 0.6);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

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

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

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }

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

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

/* ========== 响应式设计 ========== */
@media (max-width: 1024px) {
    .certificates-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 20px;
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-marker {
        left: 30px;
    }

    .timeline-content {
        width: calc(100% - 80px);
        margin-left: 80px !important;
    }
}

@media (max-width: 768px) {

    /* 导航栏移动端样式 */
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(0, 0, 0, 0.98);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transition: left 0.3s ease;
        border-top: 2px solid var(--terminal-green);
    }

    .nav-menu.active {
        left: 0;
    }

    .mobile-menu-toggle {
        display: block;
    }

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

    .stats-bar {
        flex-direction: column;
        gap: 20px;
        align-items: stretch;
    }

    .stat-item {
        flex-direction: row;
        justify-content: space-between;
    }

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

    .filter-controls {
        flex-direction: column;
    }

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

    .timeline-content {
        width: calc(100% - 60px);
        margin-left: 60px !important;
    }

    .modal-content {
        padding: 20px;
        max-width: 95%;
    }

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

@media (max-width: 480px) {
    .page-title {
        font-size: 1.5rem;
    }

    .page-subtitle {
        font-size: 1rem;
    }

    .cert-title {
        font-size: 1.2rem;
    }

    .cert-footer {
        flex-direction: column;
    }

    .section-title {
        font-size: 1.8rem;
    }
}

/* =========================================
   浅色模式极简美学 (Light Mode Minimalist Aesthetic)
   设计原则：极简主义、排版驱动、无边框、低饱和度、微交互
   ========================================= */

/* === 基础背景 === */
[data-theme="light"] body,
[data-theme="light"] .page-header,
[data-theme="light"] .main-content {
    background: var(--bg-primary) !important;
}

/* === 页面标题 - 排版驱动 === */
[data-theme="light"] .page-header {
    padding: 10rem 0 4rem;
}

[data-theme="light"] .page-title {
    font-family: var(--font-sans);
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    text-shadow: none;
    animation: none;
}

[data-theme="light"] .title-prefix {
    display: none;
}

[data-theme="light"] .title-main {
    color: #1a1a1a;
}

[data-theme="light"] .page-subtitle {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    color: #888;
}

[data-theme="light"] .page-subtitle::before {
    display: none;
}

/* === 统计区域 === */
[data-theme="light"] .stats-banner {
    background: #fafafa;
    border: none !important;
    padding: 2rem;
    border-radius: 12px;
}

[data-theme="light"] .stat-item {
    border: none !important;
}

[data-theme="light"] .stat-number {
    font-family: var(--font-sans);
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    text-shadow: none;
}

[data-theme="light"] .stat-label {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: #888;
}

/* === 筛选按钮 - 极简风格 === */
[data-theme="light"] .filter-section {
    background: transparent;
    border: none !important;
}

[data-theme="light"] .filter-btn {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    color: #888;
    background: transparent;
    border: none !important;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

[data-theme="light"] .filter-btn:hover {
    color: #1a1a1a;
    background: rgba(0, 0, 0, 0.04);
    box-shadow: none !important;
}

[data-theme="light"] .filter-btn.active {
    color: #1a1a1a;
    background: rgba(0, 0, 0, 0.06);
    box-shadow: none !important;
}

/* === 证书卡片 - 无边框美学 === */
[data-theme="light"] .cert-card {
    background: #fff !important;
    border: none !important;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04) !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    overflow: hidden;
}

[data-theme="light"] .cert-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1) !important;
}

[data-theme="light"] .cert-header {
    background: #fafafa;
    border-bottom: none;
    padding: 1.5rem;
}

[data-theme="light"] .cert-icon {
    background: #fff;
    border: none !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .cert-icon i {
    color: #1a1a1a;
    text-shadow: none;
    filter: none;
}

[data-theme="light"] .cert-badge {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    border: none !important;
    border-radius: 4px;
}

[data-theme="light"] .cert-body {
    padding: 1.5rem;
}

[data-theme="light"] .cert-title {
    font-family: var(--font-sans);
    font-size: 1.15rem;
    font-weight: 600;
    color: #1a1a1a;
    text-shadow: none;
}

[data-theme="light"] .cert-issuer,
[data-theme="light"] .cert-date,
[data-theme="light"] .cert-id {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: #888;
}

[data-theme="light"] .cert-description {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
    border: none !important;
    background: transparent !important;
}

[data-theme="light"] .cert-skills {
    list-style: none;
    padding: 0;
}

[data-theme="light"] .cert-skills li {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: #666;
    padding: 0.3rem 0;
}

[data-theme="light"] .cert-skills li::before {
    content: "•";
    color: #ccc;
    margin-right: 0.5rem;
}

[data-theme="light"] .cert-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid #f0f0f0;
    background: transparent;
}

[data-theme="light"] .cert-btn {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 500;
    color: #666;
    background: transparent;
    border: 1px solid #eee !important;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    transition: all 0.2s ease;
}

[data-theme="light"] .cert-btn:hover {
    color: #1a1a1a;
    background: #f5f5f5;
    border-color: #ddd !important;
}

/* === 添加新证书卡片 === */
[data-theme="light"] .cert-card.add-new {
    background: #fafafa !important;
    border: 2px dashed #e0e0e0 !important;
}

[data-theme="light"] .cert-card.add-new:hover {
    border-color: #ccc !important;
    background: #f5f5f5 !important;
}

/* === 模态框 === */
[data-theme="light"] .modal-content {
    background: #fff !important;
    border: none !important;
    border-radius: 16px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15) !important;
}

[data-theme="light"] .modal-header {
    border-bottom: 1px solid #f0f0f0;
}

[data-theme="light"] .modal-title {
    font-family: var(--font-sans);
    font-weight: 600;
    color: #1a1a1a;
}

[data-theme="light"] .modal-close {
    color: #888;
    border: none;
    background: transparent;
}

[data-theme="light"] .modal-close:hover {
    color: #1a1a1a;
    background: #f5f5f5;
}

/* === 时间线 === */
[data-theme="light"] .timeline-section {
    background: #fafafa;
}

[data-theme="light"] .timeline::before {
    background: #ccc;
}

[data-theme="light"] .timeline-item {
    border: none !important;
}

[data-theme="light"] .timeline-item::before {
    background: #eee;
}

[data-theme="light"] .timeline-item::after {
    background: #fff;
    border: 2px solid #ddd !important;
    box-shadow: none;
}

[data-theme="light"] .timeline-content {
    font-family: var(--font-sans);
    color: #666;
}

[data-theme="light"] .timeline-year {
    font-family: var(--font-sans);
    font-weight: 600;
    background: #1a1a1a;
    color: #ffffff;
}

/* === 页脚 === */
[data-theme="light"] .footer {
    background: #fafafa !important;
    border-top: none !important;
}

[data-theme="light"] .footer-content {
    color: #888;
}

/* === Section 标题 === */
[data-theme="light"] .section-title {
    font-family: var(--font-sans);
    font-size: 1.8rem;
    font-weight: 600;
    color: #1a1a1a;
    text-shadow: none;
}

/* === 滚动条 === */
[data-theme="light"] ::-webkit-scrollbar {
    width: 6px;
}

[data-theme="light"] ::-webkit-scrollbar-track {
    background: transparent;
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
    background: #ddd;
    border-radius: 3px;
}

[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
    background: #ccc;
}