/* ========== 论战 DebatePK 战场对决风 ========== */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --bg-dark: #0a0a1a;
    --bg-primary: #12121f;
    --bg-secondary: #1a1a2e;
    --bg-card: rgba(255, 255, 255, 0.05);
    --glass: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.15);
    --neon-green: #3b82f6;
    --neon-red: #ec4899;
    --neon-blue: #06b6d4;
    --neon-purple: #8b5cf6;
    --pro-color: #3b82f6;
    --con-color: #ec4899;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.85);
    --text-muted: rgba(255, 255, 255, 0.6);
}

html, body {
    font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ========== 动态粒子背景 ========== */
.particle-bg {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: 
        radial-gradient(ellipse at 15% 40%, rgba(59, 130, 246, 0.12) 0%, transparent 55%),
        radial-gradient(ellipse at 85% 30%, rgba(236, 72, 153, 0.10) 0%, transparent 55%),
        radial-gradient(ellipse at 50% 90%, rgba(76, 201, 240, 0.06) 0%, transparent 55%),
        linear-gradient(180deg, #0a0a1a 0%, #1a0a2e 50%, #0a0a1a 100%);
}
.particle-bg::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(59, 130, 246, 0.7), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(236, 72, 153, 0.6), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(76, 201, 240, 0.8), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(181, 23, 158, 0.6), transparent),
        radial-gradient(2px 2px at 160px 120px, rgba(59, 130, 246, 0.4), transparent);
    background-size: 200px 200px;
    animation: particleMove 20s linear infinite;
    opacity: 0.55;
}
@keyframes particleMove {
    0% { transform: translateY(0); }
    100% { transform: translateY(-200px); }
}

/* ========== 导航栏 ========== */
.nav-military {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 60px;
    background: rgba(10, 10, 26, 0.9);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    z-index: 1000;
    transition: transform 0.3s ease, top 0.3s ease;
}
.nav-military.nav-hidden {
    transform: translateY(-100%);
}
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    gap: 16px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: white;
    flex-shrink: 0;
}
.nav-logo-icon {
    font-size: 28px;
    filter: drop-shadow(0 0 8px var(--neon-blue));
}
.nav-logo-text {
    font-size: 20px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--pro-color), var(--con-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}
.nav-logo-sub {
    font-size: 10px;
    color: rgba(255,255,255,0.45);
    letter-spacing: 1.5px;
}

.nav-menu {
    display: flex;
    gap: 4px;
    flex: 1;
    justify-content: center;
}
.nav-link {
    color: rgba(255,255,255,0.65);
    text-decoration: none;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s;
    white-space: nowrap;
}
.nav-link:hover {
    color: white;
    background: rgba(255,255,255,0.06);
}
.nav-link.active {
    color: var(--pro-color);
    background: rgba(59, 130, 246, 0.12);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.lang-select {
    background: rgba(255,255,255,0.06);
    color: white;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 12px;
    cursor: pointer;
    height: 34px;
}
.lang-select option {
    background: #0a0a1a;
    color: white;
}

.btn-login,
.btn-register {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 13px;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 6px;
    transition: all 0.2s;
    height: 34px;
    box-sizing: border-box;
    white-space: nowrap;
}
.btn-login {
    color: var(--neon-blue);
    border: 1px solid rgba(59, 130, 246, 0.5);
    background: transparent;
}
.btn-login:hover {
    background: rgba(59, 130, 246, 0.1);
}
.btn-register {
    background: linear-gradient(135deg, #00d4aa, #00a88f);
    color: #0a0a1a;
    border: none;
}
.btn-register:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 212, 170, 0.3);
}

/* 合并登录/注册按钮 */
.auth-dropdown {
    position: relative;
}
.btn-auth-merged {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    height: 34px;
    box-sizing: border-box;
    transition: all 0.2s;
    white-space: nowrap;
    font-family: inherit;
}
.btn-auth-merged:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4);
}
.auth-chevron {
    transition: transform 0.2s;
}
.auth-dropdown.show .auth-chevron {
    transform: rotate(180deg);
}
.auth-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 160px;
    background: rgba(20, 20, 40, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 6px;
    display: none;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(16px);
    z-index: 1000;
}
.auth-dropdown-menu.show {
    display: block;
    animation: authDropdownFade 0.2s ease;
}
@keyframes authDropdownFade {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.auth-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    color: #e2e8f0;
    text-decoration: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.15s;
}
.auth-dropdown-item:hover {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
}
.auth-dropdown-item-register {
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.15), rgba(0, 168, 143, 0.15));
    color: #00d4aa;
}
.auth-dropdown-item-register:hover {
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.25), rgba(0, 168, 143, 0.25));
    color: #00d4aa;
}
.auth-item-icon {
    font-size: 16px;
}
.auth-item-text {
    flex: 1;
}

/* 证据评论按钮 */
.evidence-comment-btn {
    background: linear-gradient(135deg, rgba(167,139,250,0.2), rgba(139,92,246,0.15));
    border: 1px solid rgba(167,139,250,0.4);
    color: #c4b5fd;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.evidence-comment-btn:hover {
    background: linear-gradient(135deg, rgba(167,139,250,0.35), rgba(139,92,246,0.25));
    color: #e9d5ff;
    box-shadow: 0 2px 12px rgba(167,139,250,0.3);
}

/* 评论回复按钮优化 */
.comment-reply-btn {
    background: linear-gradient(135deg, rgba(167,139,250,0.15), rgba(139,92,246,0.1));
    border: 1px solid rgba(167,139,250,0.35);
    color: #a78bfa;
    padding: 5px 14px;
    border-radius: 18px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
}
.comment-reply-btn:hover {
    background: linear-gradient(135deg, rgba(167,139,250,0.3), rgba(139,92,246,0.2));
    color: #c4b5fd;
}

/* 证据区头部 */
.evidence-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    gap: 12px;
    flex-wrap: wrap;
}
.evidence-section-header .comments-title {
    margin-bottom: 0;
}
.add-evidence-btn {
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    color: white;
    border: none;
    padding: 8px 18px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.add-evidence-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4);
}

/* 证据表单 */
.add-evidence-form {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}
.evidence-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.form-row {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}
.form-group {
    flex: 1;
    min-width: 200px;
}
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 6px;
}
.form-input,
.form-textarea,
.form-group select,
.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="email"],
.form-group input[type="password"] {
    width: 100%;
    padding: 10px 14px;
    background: rgba(30, 40, 60, 0.95) !important;
    border: 1px solid rgba(100, 150, 200, 0.4) !important;
    border-radius: 8px;
    color: #ffffff !important;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s;
    box-sizing: border-box;
}
.form-input:focus,
.form-textarea:focus,
.form-group select:focus,
.form-group input[type="text"]:focus,
.form-group input[type="number"]:focus,
.form-group input[type="email"]:focus,
.form-group input[type="password"]:focus {
    outline: none;
    border-color: var(--neon-blue) !important;
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
    background: rgba(40, 55, 80, 0.98) !important;
}
.form-textarea {
    resize: vertical;
    min-height: 80px;
}
.form-group select option,
.form-group input option {
    background: #1a2332;
    color: #ffffff;
    padding: 8px;
}

/* 证据类型选择 */
.evidence-type-select {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.type-option {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
}
.type-option input {
    display: none;
}
.type-option:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.4);
}
.type-option input:checked + span {
    color: #60a5fa;
    font-weight: 600;
}
.type-option:has(input:checked) {
    background: rgba(59, 130, 246, 0.15);
    border-color: #3b82f6;
}

/* 表单按钮 */
.form-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}
.btn-cancel {
    padding: 8px 20px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}
.btn-cancel:hover {
    background: rgba(255, 255, 255, 0.1);
}
.btn-submit {
    padding: 8px 24px;
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
}
.btn-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4);
}
.btn-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* 登录提示 */
.evidence-login-required {
    text-align: center;
    padding: 30px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}
.evidence-login-required a {
    color: #60a5fa;
    font-weight: 600;
    text-decoration: none;
}
.evidence-login-required a:hover {
    text-decoration: underline;
}

.evidence-list {
    margin-top: 20px;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .evidence-section-header {
        flex-direction: column;
        align-items: stretch;
    }
    .add-evidence-btn {
        justify-content: center;
    }
    .form-actions {
        flex-direction: column-reverse;
    }
    .form-actions button {
        width: 100%;
    }
}

/* 加载更多按钮 */
.load-more-container {
    display: flex;
    justify-content: center;
    margin: 24px 0 16px;
}
.load-more-btn {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(99, 102, 241, 0.08));
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #60a5fa;
    padding: 10px 28px;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.load-more-btn:hover {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(99, 102, 241, 0.15));
    border-color: rgba(59, 130, 246, 0.5);
    color: #93c5fd;
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.2);
}
.load-more-icon {
    font-size: 10px;
    transition: transform 0.25s ease;
}
.load-more-btn:hover .load-more-icon {
    transform: translateY(2px);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}
.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--neon-purple), var(--neon-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
    flex-shrink: 0;
}
.user-info-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}
.user-name {
    color: white;
    font-size: 13px;
    font-weight: 600;
}
.user-points {
    font-size: 11px;
    color: var(--neon-purple);
}
.badge-admin {
    background: var(--neon-red);
    color: white;
    font-size: 9px;
    padding: 2px 6px;
    border-radius: 8px;
    margin-left: 4px;
    font-weight: 700;
}

/* ========== 英雄区（首页） ========== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 100px 20px 60px;
    position: relative;
    overflow: hidden;
}
.hero-content {
    max-width: 900px;
    position: relative;
    z-index: 2;
}
.hero-battle-tag {
    display: inline-block;
    background: rgba(236, 72, 153, 0.2);
    border: 1px solid var(--neon-red);
    color: var(--neon-red);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 24px;
    animation: flicker 3s infinite;
}
@keyframes flicker {
    0%, 100% { box-shadow: 0 0 10px rgba(236, 72, 153, 0.3); }
    50% { box-shadow: 0 0 30px rgba(236, 72, 153, 0.6); }
}
.hero-title {
    font-size: clamp(48px, 8vw, 96px);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}
.hero-title .highlight-green {
    background: linear-gradient(135deg, var(--neon-green), #00ffaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 30px rgba(59, 130, 246, 0.5));
}
.hero-title .highlight-red {
    background: linear-gradient(135deg, var(--neon-red), #ff6b8a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 30px rgba(236, 72, 153, 0.5));
}
.hero-subtitle {
    font-size: clamp(16px, 2vw, 22px);
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 50px;
}
.hero-stat {
    text-align: center;
}
.hero-stat-value {
    font-size: 36px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-stat-label {
    font-size: 13px;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}
.hero-cta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: nowrap;
    max-width: 600px;
    margin: 0 auto;
}
.btn-battle {
    background: linear-gradient(135deg, var(--neon-red), #cc0044);
    color: white;
    text-decoration: none;
    padding: 18px 28px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 800;
    letter-spacing: 1px;
    transition: all 0.3s;
    box-shadow: 0 0 40px rgba(236, 72, 153, 0.4);
    position: relative;
    overflow: hidden;
    flex: 1;
    text-align: center;
    white-space: nowrap;
    min-height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}
.btn-battle::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.7), transparent);
    animation: shine 3s infinite;
}
@keyframes shine {
    0% { left: -100%; }
    50%, 100% { left: 100%; }
}
.btn-battle:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 50px rgba(236, 72, 153, 0.6);
}
.btn-battle-outline {
    background: transparent;
    color: var(--neon-green);
    text-decoration: none;
    padding: 18px 28px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 800;
    letter-spacing: 1px;
    border: 2px solid var(--neon-green);
    transition: all 0.3s;
    flex: 1;
    text-align: center;
    white-space: nowrap;
    min-height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}
.btn-battle-outline:hover {
    background: rgba(59, 130, 246, 0.1);
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
}

/* ========== 话题列表 ========== */
.section-title {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    text-align: center;
}
.section-title::before {
    content: '';
    width: 4px;
    height: 32px;
    background: linear-gradient(180deg, var(--neon-green), var(--neon-blue));
    border-radius: 2px;
}
.section-title .live-dot {
    width: 10px;
    height: 10px;
    background: var(--neon-red);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
    box-shadow: 0 0 10px var(--neon-red);
}

.tab-military {
    display: flex;
    gap: 8px;
    margin-bottom: 30px;
    flex-wrap: wrap;
    justify-content: center;
}
.tab-btn {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s;
}
.tab-btn:hover {
    color: white;
    border-color: var(--neon-blue);
}
.tab-btn.active {
    background: linear-gradient(135deg, var(--neon-blue), #0099cc);
    color: white;
    border-color: transparent;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.topic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 0 60px;
}
.topic-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 28px;
    text-decoration: none;
    color: inherit;
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
    display: block;
}
.topic-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--neon-green), var(--neon-red));
    opacity: 0;
    transition: opacity 0.3s;
}
.topic-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(59, 130, 246, 0.1);
}
.topic-card:hover::before {
    opacity: 1;
}
.topic-card.featured {
    border-color: rgba(255, 255, 0, 0.3);
}
.topic-card.featured::before {
    background: linear-gradient(90deg, #ffd700, var(--neon-red));
    opacity: 1;
}
.topic-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.tag {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
}
.tag-category {
    background: rgba(0, 212, 255, 0.15);
    color: var(--neon-blue);
    border: 1px solid rgba(0, 212, 255, 0.3);
}
.tag-ai {
    background: rgba(191, 0, 255, 0.15);
    color: var(--neon-purple);
    border: 1px solid rgba(191, 0, 255, 0.3);
}
.tag-hot {
    background: rgba(255, 215, 0, 0.15);
    color: #ffd700;
    border: 1px solid rgba(255, 215, 0, 0.3);
}
.tag-bot {
    background: rgba(59, 130, 246, 0.15);
    color: var(--neon-green);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.topic-heading {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
    color: white;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.topic-desc {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.topic-duel {
    display: grid;
    grid-template-columns: 1fr 40px 1fr;
    align-items: center;
    margin-bottom: 20px;
    padding: 16px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
}
.duel-side {
    text-align: center;
}
.duel-side.pro .duel-icon { color: var(--neon-green); }
.duel-side.con .duel-icon { color: var(--neon-red); }
.duel-icon {
    font-size: 24px;
    margin-bottom: 4px;
}
.duel-count {
    font-size: 22px;
    font-weight: 800;
    color: white;
}
.duel-label {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 1px;
}
.duel-vs {
    text-align: center;
    font-weight: 900;
    font-size: 14px;
    color: var(--text-muted);
    position: relative;
}
.duel-vs::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, var(--neon-red), var(--neon-green));
    border-radius: 50%;
    z-index: -1;
    animation: vsGlow 2s infinite;
}
@keyframes vsGlow {
    0%, 100% { box-shadow: 0 0 10px var(--neon-red); }
    50% { box-shadow: 0 0 20px var(--neon-green); }
}

.topic-meta {
    display: flex;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--glass-border);
    font-size: 12px;
    color: var(--text-muted);
}
.topic-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 40px 20px;
}
.page-btn {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 10px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}
.page-btn:hover, .page-btn.active {
    background: var(--neon-blue);
    color: white;
    border-color: var(--neon-blue);
}

/* ========== PK 对决详情页 ========== */
.pk-battle-page {
    padding-top: 0;
    min-height: calc(100vh - 60px);
}
.pk-battle-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 10px 20px 15px;
}

.pk-battle-header {
    text-align: center;
    margin-bottom: 20px;
}
.pk-battle-category {
    display: inline-block;
    background: rgba(0, 212, 255, 0.15);
    color: var(--neon-blue);
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 10px;
}
.pk-battle-title {
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 10px;
    color: white;
}
.pk-battle-desc {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

.pk-topic-video-section {
    max-width: 800px;
    margin: 0 auto 20px;
    background: var(--glass);
    border-radius: 14px;
    border: 1px solid var(--glass-border);
    padding: 16px 20px;
}
.pk-topic-video-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 14px;
    font-weight: 700;
    color: var(--neon-blue);
    letter-spacing: 1px;
}
.pk-topic-video-icon {
    font-size: 18px;
}

.pk-battle-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 10px 0;
    flex-wrap: wrap;
}
.pk-stat-item {
    text-align: center;
    padding: 20px 30px;
    background: var(--glass);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
}
.pk-stat-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--neon-green);
}
.pk-stat-label {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 1px;
}

/* 战场分屏布局 */
.pk-battle-arena {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
    margin: 40px 0;
    position: relative;
}
/* 正方面板 */
.pk-side-pro {
    grid-column: 1;
}
/* 反方面板 */
.pk-side-con {
    grid-column: 2;
}

.pk-side-panel {
    padding: 40px 30px;
    border-radius: 20px;
    position: relative;
    min-height: 500px;
}
.pk-side-pro {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15) 0%, rgba(59, 130, 246, 0.05) 100%);
    border: 2px solid rgba(59, 130, 246, 0.3);
    box-shadow: 0 0 40px rgba(59, 130, 246, 0.1);
}
.pk-side-con {
    background: linear-gradient(225deg, rgba(236, 72, 153, 0.15) 0%, rgba(236, 72, 153, 0.05) 100%);
    border: 2px solid rgba(236, 72, 153, 0.3);
    box-shadow: 0 0 40px rgba(236, 72, 153, 0.1);
}
.pk-side-neutral {
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.15) 0%, rgba(167, 139, 250, 0.05) 100%);
    border: 2px solid rgba(167, 139, 250, 0.35);
    box-shadow: 0 0 40px rgba(167, 139, 250, 0.12);
}
.pk-side-neutral .pk-side-icon { color: var(--neon-purple); }
.pk-side-neutral .pk-side-argument-title { color: var(--neon-purple); }

.pk-side-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.pk-side-icon {
    font-size: 48px;
    margin-bottom: 12px;
    filter: drop-shadow(0 0 20px currentColor);
}
.pk-side-pro .pk-side-icon { color: var(--neon-green); }
.pk-side-con .pk-side-icon { color: var(--neon-red); }

.pk-side-title {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 8px;
}
.pk-side-pro .pk-side-title { color: var(--neon-green); }
.pk-side-con .pk-side-title { color: var(--neon-red); }

.pk-side-meta {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 2px;
}

.pk-side-count {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 8px;
    margin: 20px 0;
}
.pk-count-number {
    font-size: 56px;
    font-weight: 900;
    line-height: 1;
}
.pk-side-pro .pk-count-number { color: var(--neon-green); text-shadow: 0 0 30px var(--neon-green); }
.pk-side-con .pk-count-number { color: var(--neon-red); text-shadow: 0 0 30px var(--neon-red); }

.pk-count-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.pk-side-percent {
    text-align: center;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
}
.pk-side-pro .pk-side-percent { color: var(--neon-green); }
.pk-side-con .pk-side-percent { color: var(--neon-red); }

.pk-side-argument {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 24px;
    line-height: 1.8;
    color: var(--text-secondary);
}
.pk-side-argument-title {
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: 1px;
}
.pk-side-pro .pk-side-argument-title { color: var(--neon-green); }
.pk-side-con .pk-side-argument-title { color: var(--neon-red); }

.pk-side-actions {
    text-align: center;
}
.pk-vote-btn {
    width: 100%;
    padding: 18px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.3s;
    letter-spacing: 1px;
}
.pk-vote-btn-pro {
    background: linear-gradient(135deg, var(--neon-green), #00cc6a);
    color: #0a0a1a;
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
}
.pk-vote-btn-pro:hover:not(.voted) {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.5);
}
.pk-vote-btn-con {
    background: linear-gradient(135deg, var(--neon-red), #cc0044);
    color: white;
    box-shadow: 0 0 30px rgba(236, 72, 153, 0.3);
}
.pk-vote-btn-con:hover:not(.voted) {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(236, 72, 153, 0.5);
}
.pk-vote-btn-neutral {
    background: linear-gradient(135deg, var(--neon-purple), #7c3aed);
    color: white;
    box-shadow: 0 0 30px rgba(167, 139, 250, 0.3);
}
.pk-vote-btn-neutral:hover:not(.voted) {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(167, 139, 250, 0.5);
}
.pk-vote-btn.voted {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* 中央 VS 分隔线 */
.pk-battle-divider {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
    position: relative;
}
.pk-battle-line {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, transparent, var(--neon-blue), var(--neon-purple), var(--neon-blue), transparent);
    animation: lineGlow 3s infinite;
}
@keyframes lineGlow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; box-shadow: 0 0 20px var(--neon-blue); }
}
.pk-vs-badge {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--neon-red), var(--neon-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 900;
    color: white;
    position: relative;
    z-index: 2;
    animation: vsPulse 2s infinite;
    box-shadow: 0 0 40px rgba(236, 72, 153, 0.4), 0 0 40px rgba(0, 212, 255, 0.4);
}
@keyframes vsPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* VS顶部定位 */
.pk-vs-top {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: -40px;
    z-index: 10;
    position: relative;
}
.pk-vs-top .pk-vs-badge {
    width: 60px;
    height: 60px;
    font-size: 22px;
    background: linear-gradient(135deg, var(--neon-red), var(--neon-blue));
    box-shadow: 0 0 30px rgba(236, 72, 153, 0.5), 0 0 30px rgba(0, 212, 255, 0.5);
}

/* 底部三按钮并排布局 */
.pk-vote-buttons-bottom {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    margin-top: 24px;
    padding: 0 10px;
}
.pk-vote-btn-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.pk-vote-btn-wrap .pk-vote-btn {
    width: 100%;
    padding: 14px 16px;
    font-size: 15px;
    font-weight: 700;
    text-align: center;
}
.pk-vote-stats {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 600;
}
.pk-vote-stats span {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 800;
}
.pk-vote-btn-wrap-neutral .pk-vote-stats span {
    color: var(--neon-purple);
}

/* 中立投票区域（旧版，保留兼容） */
.pk-battle-divider-neutral {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px 10px;
    gap: 0;
}
.pk-battle-divider-neutral .pk-battle-line {
    position: absolute;
    top: 0;
    bottom: auto;
}
.pk-neutral-vote-wrap {
    margin-top: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: relative;
    z-index: 3;
}
.pk-vote-btn-neutral-sm {
    font-size: 12px;
    padding: 8px 16px;
    border-radius: 20px;
    white-space: nowrap;
    background: linear-gradient(135deg, var(--neon-purple), #7c3aed);
    color: white;
    box-shadow: 0 0 20px rgba(167, 139, 250, 0.4);
}
.pk-vote-btn-neutral-sm:hover:not(.voted) {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(167, 139, 250, 0.6);
}
.pk-neutral-stats {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: var(--neon-purple);
    font-weight: 700;
}
.pk-neutral-stats #neutral-count {
    font-size: 20px;
    color: var(--neon-purple);
}
.pk-neutral-label {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 500;
}

/* 进度条 */
.pk-battle-progress {
    background: var(--glass);
    border-radius: 16px;
    padding: 24px;
    margin: 40px 0;
    border: 1px solid var(--glass-border);
}
.pk-progress-bar {
    display: flex;
    height: 50px;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.3);
}
.pk-progress-pro {
    background: linear-gradient(90deg, var(--neon-green), #00cc6a);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0a0a1a;
    font-weight: 800;
    font-size: 14px;
    transition: width 1s ease-out;
}
.pk-progress-con {
    background: linear-gradient(90deg, var(--neon-red), #cc0044);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 14px;
    transition: width 1s ease-out;
}
.pk-progress-neutral {
    background: linear-gradient(90deg, var(--neon-purple), #7c3aed);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 14px;
    transition: width 1s ease-out;
}

/* 评论区 */
.comments-section {
    background: var(--glass);
    border-radius: 20px;
    padding: 40px;
    margin: 40px 0;
    border: 1px solid var(--glass-border);
}
.comments-title {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.comment-form {
    margin-bottom: 0;
    margin-top: 30px;
}
.comment-textarea {
    width: 100%;
    min-height: 120px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 16px;
    color: white;
    font-size: 15px;
    resize: vertical;
    transition: border-color 0.3s;
    font-family: inherit;
}
.comment-textarea:focus {
    outline: none;
    border-color: var(--neon-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}
.comment-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 12px;
}
.btn-submit {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: white;
    border: none;
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
}
.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.4);
}

/* ========== 美化评论编辑框 ========== */
.comment-form-wrapper {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.comment-form-beautiful {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(167, 139, 250, 0.06) 50%, rgba(236, 72, 153, 0.08) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 24px;
    position: relative;
    overflow: hidden;
}
.comment-form-beautiful::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--neon-green), var(--neon-blue), var(--neon-purple), var(--neon-red));
    opacity: 0.8;
}
.comment-form-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
}
.comment-form-title {
    font-size: 16px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.95);
    display: flex;
    align-items: center;
    gap: 8px;
}
.comment-char-count {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 600;
    padding: 4px 10px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 12px;
}
.comment-char-count span {
    color: var(--neon-blue);
}
.comment-char-count.near-limit {
    color: #ffd700;
}
.comment-char-count.near-limit span {
    color: #ffd700;
}
.comment-char-count.over-limit {
    color: var(--neon-red);
}
.comment-char-count.over-limit span {
    color: var(--neon-red);
}

/* 立场选择器 - 美化 */
.comment-stance-selector {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.stance-option {
    cursor: pointer;
    position: relative;
    flex: 1;
    min-width: 110px;
}
.stance-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}
.stance-option-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 14px;
    border-radius: 10px;
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.25);
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 13px;
}
.stance-icon {
    font-size: 16px;
}
.stance-option-pro .stance-option-inner {
    color: var(--neon-green);
}
.stance-option-con .stance-option-inner {
    color: var(--neon-red);
}
.stance-option-neutral .stance-option-inner {
    color: var(--neon-purple);
}
.stance-option:hover .stance-option-inner {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.06);
}
.stance-option input[type="radio"]:checked + .stance-option-inner {
    border-width: 1.5px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}
.stance-option-pro input[type="radio"]:checked + .stance-option-inner {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(59, 130, 246, 0.1));
    border-color: rgba(59, 130, 246, 0.6);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
}
.stance-option-con input[type="radio"]:checked + .stance-option-inner {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.2), rgba(236, 72, 153, 0.1));
    border-color: rgba(236, 72, 153, 0.6);
    box-shadow: 0 0 20px rgba(236, 72, 153, 0.2);
}
.stance-option-neutral input[type="radio"]:checked + .stance-option-inner {
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.2), rgba(167, 139, 250, 0.1));
    border-color: rgba(167, 139, 250, 0.6);
    box-shadow: 0 0 20px rgba(167, 139, 250, 0.2);
}

/* 文本输入框美化 */
.comment-textarea-wrapper {
    position: relative;
}
.comment-textarea-beautiful {
    width: 100%;
    display: block;
    box-sizing: border-box;
    max-width: 100%;
    min-height: 140px;
    background: rgba(30, 40, 60, 0.95) !important;
    border: 1.5px solid rgba(100, 150, 200, 0.4) !important;
    border-radius: 12px;
    padding: 16px 18px;
    color: #ffffff !important;
    font-size: 15px;
    line-height: 1.7;
    resize: vertical;
    transition: all 0.3s ease;
    font-family: inherit;
    outline: none;
}
.comment-textarea-beautiful::placeholder {
    color: rgba(255, 255, 255, 0.5);
    font-weight: 400;
}
.comment-textarea-beautiful:hover {
    border-color: rgba(100, 150, 200, 0.6) !important;
    background: rgba(35, 45, 65, 0.97) !important;
}
.comment-textarea-beautiful:focus {
    outline: none;
    border-color: var(--neon-blue) !important;
    background: rgba(40, 55, 80, 0.98) !important;
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.12), 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* 提交按钮美化 */
.btn-submit-beautiful {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 32px;
    background: linear-gradient(135deg, var(--neon-blue) 0%, var(--neon-purple) 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.25);
    position: relative;
    overflow: hidden;
}
.btn-submit-beautiful::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}
.btn-submit-beautiful:hover::before {
    left: 100%;
}
.btn-submit-beautiful:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4);
}
.btn-submit-beautiful:active {
    transform: translateY(0);
}
.btn-icon {
    font-size: 16px;
    line-height: 1;
}
.btn-text {
    letter-spacing: 0.5px;
}

/* 登录提示美化 */
.comment-login-prompt {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    padding: 36px 24px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.06) 0%, rgba(167, 139, 250, 0.05) 100%);
    border: 1px dashed rgba(255, 255, 255, 0.12);
    border-radius: 16px;
}
.comment-login-icon {
    font-size: 40px;
    margin-bottom: 12px;
    filter: drop-shadow(0 0 12px rgba(0, 212, 255, 0.3));
}
.comment-login-text {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 18px;
    font-size: 14px;
}
.comment-login-btn {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 24px !important;
    font-size: 14px;
}

.comment-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.comment-item {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 20px;
    border-left: 3px solid var(--neon-blue);
}
.comment-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}
.comment-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--neon-purple), var(--neon-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}
.comment-author {
    font-weight: 600;
    color: white;
}
.comment-bot-tag {
    background: rgba(191, 0, 255, 0.2);
    color: var(--neon-purple);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
}
.comment-time {
    color: var(--text-muted);
    font-size: 12px;
}
.comment-content {
    color: var(--text-secondary);
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-word;
}
.comment-content p {
    margin: 0 0 12px 0;
}
.comment-content p:last-child {
    margin-bottom: 0;
}
.comment-content h1,
.comment-content h2,
.comment-content h3,
.comment-content h4,
.comment-content h5,
.comment-content h6 {
    margin: 16px 0 10px;
    color: #fff;
    font-weight: 700;
    line-height: 1.3;
}
.comment-content pre {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 12px;
    overflow-x: auto;
    margin: 10px 0;
    font-family: monospace;
    font-size: 13px;
    line-height: 1.5;
}
.comment-content code {
    background: rgba(255, 255, 255, 0.1);
    color: #f472b6;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.9em;
}
.comment-content pre code {
    background: none;
    color: inherit;
    padding: 0;
}
.comment-content blockquote {
    border-left: 3px solid #a78bfa;
    background: rgba(167, 139, 250, 0.1);
    padding: 8px 12px;
    margin: 10px 0;
    border-radius: 0 8px 8px 0;
    color: rgba(255, 255, 255, 0.85);
}
.comment-content hr {
    border: none;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    margin: 16px 0;
}
.comment-content strong {
    font-weight: 700;
    color: #fff;
}
.comment-content em {
    font-style: italic;
}
.comment-content del {
    text-decoration: line-through;
    opacity: 0.6;
}
.comment-content a {
    color: #06b6d4;
    text-decoration: none;
    word-break: break-all;
}
.comment-content a:hover {
    text-decoration: underline;
}
.comment-meta {
    display: flex;
    gap: 16px;
    margin-top: 12px;
}
.comment-action {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: color 0.2s;
}
.comment-action:hover {
    color: var(--neon-blue);
}

/* ========== 富文本编辑器工具栏 ========== */
.comment-toolbar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    margin-bottom: 12px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    flex-wrap: wrap;
}
.toolbar-group {
    display: flex;
    align-items: center;
    gap: 4px;
}
.toolbar-divider {
    width: 1px;
    height: 22px;
    background: rgba(255, 255, 255, 0.1);
    margin: 0 4px;
}
.toolbar-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    background: transparent;
    border: 1px solid transparent;
    color: rgba(255, 255, 255, 0.75);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 13px;
    line-height: 1;
}
.toolbar-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.95);
    transform: translateY(-1px);
}
.toolbar-btn:active {
    transform: translateY(0);
}
.toolbar-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
    color: inherit;
}
.toolbar-icon strong,
.toolbar-icon em,
.toolbar-icon u {
    font-style: inherit;
    font-weight: inherit;
    text-decoration: inherit;
    font-weight: 800;
}
.toolbar-icon em { font-style: italic; font-weight: 700; }
.toolbar-icon u { text-decoration: underline; font-weight: 700; }
.toolbar-label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.2px;
}
.toolbar-btn-media .toolbar-icon { font-size: 15px; }

/* 编辑器提示 */
.comment-editor-hint {
    margin-top: 8px;
    padding-left: 2px;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.3);
}

/* 媒体预览 */
.comment-media-preview {
    margin-bottom: 12px;
    padding: 14px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    border: 1px dashed rgba(255, 255, 255, 0.1);
}

/* 评论中的媒体容器 */
.comment-video-container,
.comment-image-container {
    margin: 8px 0;
    max-width: 560px;
    overflow: hidden;
    border-radius: 10px;
    background: rgba(0, 0, 0, 0.2);
}
.comment-video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
}
.comment-video-container iframe,
.comment-video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}
.comment-image-container img {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    cursor: pointer;
    transition: transform 0.2s;
}
.comment-image-container img:hover {
    transform: scale(1.02);
}

/* 表情面板 */
.emoji-panel {
    margin-top: 8px;
    padding: 10px;
    background: rgba(0, 0, 0, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    max-height: 200px;
    overflow-y: auto;
}
.emoji-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 4px;
}
.emoji-item {
    width: 100%;
    aspect-ratio: 1/1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.15s ease;
}
.emoji-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: scale(1.15);
}

/* 模态弹窗 */
.editor-modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}
.editor-modal-mask {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}
.editor-modal-box {
    position: relative;
    width: 92%;
    max-width: 480px;
    background: linear-gradient(135deg, #0f0f25 0%, #1a1030 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    animation: modalPop 0.25s ease;
}
@keyframes modalPop {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to   { opacity: 1; transform: scale(1)    translateY(0); }
}
.editor-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.editor-modal-title {
    font-size: 16px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.95);
}
.editor-modal-close {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    width: 28px;
    height: 28px;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.2s;
}
.editor-modal-close:hover {
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.95);
}
.editor-modal-body {
    padding: 22px;
}
.modal-field {
    margin-bottom: 16px;
}
.modal-label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.75);
}
.modal-input,
.modal select,
.modal input[type="text"],
.modal input[type="number"],
.modal input[type="email"],
.modal input[type="password"],
.modal textarea,
#add-task-modal select,
#add-task-modal input,
#batch-action-modal select,
#batch-action-modal input,
#action-modal select,
#action-modal input,
#generate-modal input {
    width: 100%;
    padding: 12px 14px;
    background: rgba(30, 40, 60, 0.95) !important;
    border: 1.5px solid rgba(100, 150, 200, 0.4) !important;
    border-radius: 10px;
    color: #ffffff !important;
    font-size: 14px;
    transition: all 0.25s ease;
    outline: none;
    font-family: inherit;
    box-sizing: border-box;
}
.modal-input:focus,
.modal select:focus,
.modal input[type="text"]:focus,
.modal input[type="number"]:focus,
.modal input[type="email"]:focus,
.modal input[type="password"]:focus,
.modal textarea:focus,
#add-task-modal select:focus,
#add-task-modal input:focus,
#batch-action-modal select:focus,
#batch-action-modal input:focus,
#action-modal select:focus,
#action-modal input:focus,
#generate-modal input:focus {
    border-color: var(--neon-blue) !important;
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.2);
    background: rgba(40, 55, 80, 0.98) !important;
}

/* 弹窗中select的option样式 */
.modal select option,
#add-task-modal select option,
#batch-action-modal select option,
#action-modal select option {
    background: #1a2332;
    color: #ffffff;
    padding: 8px;
}
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}
.modal-btn {
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}
.modal-btn-cancel {
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.modal-btn-cancel:hover {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
}
.modal-btn-confirm {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: white;
    box-shadow: 0 4px 16px rgba(0, 212, 255, 0.25);
}
.modal-btn-confirm:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.35);
}

/* ========== 登录/注册页 ========== */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 20px 60px;
}
.auth-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 48px;
    width: 100%;
    max-width: 420px;
}
.auth-title {
    font-size: 32px;
    font-weight: 900;
    text-align: center;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--neon-green), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.auth-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 32px;
}
.auth-form .form-group {
    margin-bottom: 20px;
}
.auth-form label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-secondary);
}
.auth-form input {
    width: 100%;
    background: rgba(30, 40, 60, 0.95) !important;
    border: 1px solid rgba(100, 150, 200, 0.4) !important;
    border-radius: 10px;
    padding: 14px 16px;
    color: #ffffff !important;
    font-size: 15px;
    transition: border-color 0.3s;
}
.auth-form input:focus {
    outline: none;
    border-color: var(--neon-blue) !important;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
    background: rgba(40, 55, 80, 0.98) !important;
}
.btn-submit {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--neon-green), #00cc6a);
    color: #0a0a1a;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 8px;
}
.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}
.auth-link {
    text-align: center;
    margin-top: 24px;
    color: var(--text-muted);
}
.auth-link a {
    color: var(--neon-blue);
    text-decoration: none;
    font-weight: 600;
}
.auth-link a:hover {
    text-decoration: underline;
}

/* ========== Flash消息 ========== */
.flash-message {
    padding: 16px 24px;
    margin: 20px auto 0;
    max-width: 600px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
    animation: slideDown 0.3s ease-out;
}
@keyframes slideDown {
    from { transform: translateY(-20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
.flash-success {
    background: rgba(59, 130, 246, 0.15);
    color: var(--neon-green);
    border: 1px solid rgba(59, 130, 246, 0.3);
}
.flash-error {
    background: rgba(236, 72, 153, 0.15);
    color: var(--neon-red);
    border: 1px solid rgba(236, 72, 153, 0.3);
}
.flash-warning {
    background: rgba(255, 215, 0, 0.15);
    color: #ffd700;
    border: 1px solid rgba(255, 215, 0, 0.3);
}
.flash-info {
    background: rgba(0, 212, 255, 0.15);
    color: var(--neon-blue);
    border: 1px solid rgba(0, 212, 255, 0.3);
}
.flash-close {
    background: none;
    border: none;
    color: inherit;
    font-size: 20px;
    cursor: pointer;
    opacity: 0.7;
}
.flash-close:hover {
    opacity: 1;
}

/* ========== 管理后台 ========== */
.admin-layout {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    padding: 80px 20px 60px;
    gap: 24px;
}
.admin-content {
    flex: 1;
    min-width: 0;
    margin-top: 0;
}
.admin-header {
    margin-bottom: 16px;
    padding: 0;
}
.admin-sidebar {
    width: 240px;
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 24px;
    flex-shrink: 0;
    height: fit-content;
    position: sticky;
    top: 80px;
}
.admin-sidebar-title {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--glass-border);
    background: linear-gradient(135deg, var(--neon-red), var(--neon-orange, #ff8c00));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.admin-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.admin-nav-link {
    padding: 12px 16px;
    border-radius: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 10px;
}
.admin-nav-link:hover {
    background: var(--glass);
    color: white;
}
.admin-nav-link.active {
    background: linear-gradient(135deg, var(--neon-red), #cc0044);
    color: white;
    box-shadow: 0 0 20px rgba(236, 72, 153, 0.3);
}
.admin-nav-divider {
    border: none;
    border-top: 1px solid var(--glass-border);
    margin: 16px 0;
}
.admin-nav-back {
    padding: 10px 16px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
}
.admin-nav-back:hover {
    color: var(--neon-blue);
}

.admin-content {
    flex: 1;
    min-width: 0;
}
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.admin-header h1 {
    font-size: 28px;
    font-weight: 800;
}

.admin-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}
.admin-stat-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 24px;
}
.admin-stat-value {
    font-size: 36px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.admin-stat-label {
    font-size: 13px;
    color: var(--text-muted);
    letter-spacing: 1px;
    margin-top: 4px;
}

.admin-table-wrap {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
}
.admin-table {
    width: 100%;
    border-collapse: collapse;
}
.admin-table th {
    background: rgba(0, 0, 0, 0.3);
    padding: 16px 20px;
    text-align: left;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.admin-table td {
    padding: 16px 20px;
    border-top: 1px solid var(--glass-border);
    font-size: 14px;
}
.admin-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
}
.btn-primary {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: white;
}
.btn-primary:hover {
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.4);
}
.btn-danger {
    background: linear-gradient(135deg, var(--neon-red), #cc0044);
    color: white;
}
.btn-danger:hover {
    box-shadow: 0 5px 20px rgba(236, 72, 153, 0.4);
}
.btn-success {
    background: linear-gradient(135deg, var(--neon-green), #00cc6a);
    color: #0a0a1a;
}
.btn-warning {
    background: linear-gradient(135deg, #ffd700, #ff8c00);
    color: #0a0a1a;
}
.btn-secondary {
    background: var(--glass);
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
}
.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* ========== 页脚 ========== */
.site-footer {
    background: rgba(10, 10, 26, 0.8);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    padding: 40px 0 24px;
    margin-top: 60px;
}
.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    text-align: center;
}
.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
}
.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}
.footer-links a:hover {
    color: var(--neon-blue);
}
.footer-copyright {
    font-size: 13px;
    color: var(--text-muted);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .pk-battle-arena {
        grid-template-columns: 1fr auto 1fr;
        gap: 0;
    }
    .pk-battle-divider {
        padding: 0 10px;
    }
    .nav-menu {
        display: none;
    }
    .admin-layout {
        flex-direction: column;
    }
    .admin-sidebar {
        width: 100%;
        position: static;
    }
}

@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: 80px 6px 40px;
    }
    .hero-content {
        padding: 0 6px;
    }
    .hero-stats {
        gap: 20px;
    }
    .hero-stat-value {
        font-size: 24px;
    }
    .hero-stat-label {
        font-size: 11px;
    }
    /* 手机端按钮并排 */
    .hero-cta {
        flex-direction: row;
        gap: 8px;
        max-width: 100%;
        padding: 0 6px;
        flex-wrap: nowrap;
    }
    .btn-battle,
    .btn-battle-outline {
        padding: 10px 8px;
        font-size: 12px;
        flex: 1 1 0;
        text-align: center;
        min-height: 44px;
        letter-spacing: 0;
        white-space: nowrap;
        border-radius: 10px;
    }
    .topic-grid {
        grid-template-columns: 1fr;
    }
    /* 手机端统一6px边距 */
    .pk-battle-container,
    #battlefield {
        padding: 8px 6px !important;
        max-width: 100%;
    }
    /* 所有组件宽度一致 */
    .pk-battle-header,
    .pk-battle-stats,
    .pk-battle-arena,
    .pk-battle-progress,
    .evidence-section,
    .comments-section,
    .comment-form,
    .comment-item {
        width: 100%;
        margin-left: 0;
        margin-right: 0;
    }
    .pk-battle-stats {
        gap: 6px;
        margin: 12px 0;
    }
    .pk-stat-item {
        padding: 8px 4px;
        flex: 1;
        min-width: 0;
    }
    .pk-stat-value {
        font-size: 18px;
    }
    .pk-stat-label {
        font-size: 9px;
    }
    /* 手机端PK分屏：保持并排，同步缩小 */
    .pk-battle-arena {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        margin: 12px 0;
    }
    .pk-vs-top {
        margin-bottom: -30px;
    }
    .pk-vs-top .pk-vs-badge {
        width: 48px;
        height: 48px;
        font-size: 18px;
    }
    .pk-vote-buttons-bottom {
        grid-template-columns: 1fr 1fr 1fr;
        gap: 8px;
        padding: 0 4px;
    }
    .pk-vote-btn-wrap .pk-vote-btn {
        padding: 10px 6px;
        font-size: 12px;
    }
    .pk-vote-stats {
        font-size: 11px;
    }
    .pk-vote-stats span {
        font-size: 14px;
    }
    .pk-side-panel {
        padding: 12px 8px;
        min-height: auto;
        border-radius: 10px;
        border-width: 1px;
    }
    .pk-battle-divider {
        padding: 0 2px;
    }
    .pk-battle-line {
        width: 2px;
    }
    .pk-vs-badge {
        width: 40px;
        height: 40px;
        font-size: 14px;
        border-width: 2px;
        margin: 6px 0;
    }
    .pk-side-header {
        margin-bottom: 12px;
        padding-bottom: 10px;
    }
    .pk-side-icon {
        font-size: 24px;
        margin-bottom: 4px;
    }
    .pk-side-title {
        font-size: 14px;
        margin-bottom: 3px;
    }
    .pk-side-meta {
        font-size: 9px;
        letter-spacing: 1px;
    }
    .pk-side-count {
        margin: 10px 0;
        gap: 3px;
    }
    .pk-count-number {
        font-size: 28px;
    }
    .pk-count-label {
        font-size: 11px;
    }
    .pk-side-percent {
        font-size: 16px;
        margin-bottom: 10px;
    }
    .pk-side-argument {
        padding: 10px 8px;
        margin-bottom: 12px;
        font-size: 12px;
        line-height: 1.5;
        border-radius: 8px;
    }
    .pk-side-argument-title {
        font-size: 10px;
        margin-bottom: 4px;
    }
    .pk-vote-btn {
        padding: 8px 4px;
        font-size: 11px;
        border-radius: 8px;
        letter-spacing: 0;
    }
    /* 中立按钮移动端适配 */
    .pk-battle-divider-neutral {
        padding: 10px 2px;
    }
    .pk-neutral-vote-wrap {
        margin-top: 60px;
    }
    .pk-vote-btn-neutral-sm {
        font-size: 11px;
        padding: 6px 10px;
    }
    .pk-neutral-stats #neutral-count {
        font-size: 16px;
    }
    /* 进度条 */
    .pk-battle-progress {
        margin: 16px 0;
    }
    .pk-battle-progress strong {
        font-size: 12px;
    }
    /* 导航栏 */
    .nav-container {
        padding: 0 10px;
        gap: 8px;
    }
    .nav-logo-text {
        font-size: 16px;
    }
    .nav-logo-sub {
        display: none;
    }
    .nav-menu {
        display: none;
    }
    .user-name,
    .user-points {
        display: none;
    }
    .user-avatar {
        width: 28px;
        height: 28px;
        font-size: 11px;
    }
    .btn-login,
    .btn-register {
        padding: 5px 10px;
        font-size: 12px;
        height: 30px;
    }
    .btn-auth-merged {
        padding: 5px 10px;
        font-size: 12px;
        height: 30px;
    }
    .auth-dropdown-menu {
        min-width: 140px;
        right: -20px;
    }
    .auth-dropdown-item {
        padding: 8px 12px;
        font-size: 13px;
    }
    .lang-select {
        padding: 5px 8px;
        font-size: 11px;
        height: 30px;
    }
    /* 评论区 */
    .comments-section {
        padding: 12px 0;
    }
    .pk-battle-header {
        margin-bottom: 12px;
    }
    .pk-battle-title {
        font-size: 20px;
    }
    /* 评论编辑框手机端适配 */
    .comment-form-wrapper {
        margin-top: 20px;
        padding-top: 20px;
    }
    .comment-form-beautiful {
        padding: 16px 14px;
        border-radius: 14px;
    }
    .comment-form-header {
        margin-bottom: 14px;
    }
    .comment-form-title {
        font-size: 14px;
    }
    .comment-stance-selector {
        gap: 6px;
        margin-bottom: 12px;
    }
    .stance-option {
        min-width: 0;
        flex: 1 1 30%;
    }
    .stance-option-inner {
        padding: 8px 10px;
        font-size: 12px;
        gap: 4px;
    }
    .stance-icon {
        font-size: 14px;
    }
    .stance-text {
        font-size: 12px;
    }
    .comment-textarea-beautiful {
        min-height: 110px;
        padding: 12px 14px;
        font-size: 14px;
        border-radius: 10px;
    }
    .btn-submit-beautiful {
        padding: 11px 24px;
        font-size: 13px;
        width: 100%;
        justify-content: center;
    }
    .comment-actions {
        justify-content: center;
    }
    .comment-login-prompt {
        padding: 24px 16px;
        margin-top: 20px;
        padding-top: 24px;
    }
    .comment-login-icon {
        font-size: 32px;
    }
    .comment-login-text {
        font-size: 13px;
    }
    .comments-title {
        padding-left: 12px;
        padding-right: 12px;
        font-size: 20px;
        margin-bottom: 20px;
    }
    .comment-filter-bar {
        padding-left: 12px;
        padding-right: 12px;
    }
    .comment-list {
        padding-left: 12px;
        padding-right: 12px;
    }
    #no-match-hint {
        padding-left: 12px;
        padding-right: 12px;
    }
    .comment-form-wrapper {
        padding-left: 12px;
        padding-right: 12px;
    }
    .comment-login-prompt {
        margin-left: 12px;
        margin-right: 12px;
    }
    /* 富文本编辑器手机端适配 */
    .comment-toolbar {
        padding: 8px 10px;
        gap: 3px;
    }
    .toolbar-btn {
        padding: 5px 7px;
    }
    .toolbar-label {
        display: none;
    }
    .toolbar-divider {
        height: 18px;
        margin: 0 2px;
    }
    .emoji-grid {
        grid-template-columns: repeat(8, 1fr);
    }
    .emoji-item {
        font-size: 20px;
    }
    .modal-actions {
        flex-direction: column-reverse;
    }
    .modal-btn {
        width: 100%;
        padding: 12px;
    }
    .editor-modal-box {
        max-width: 100%;
        margin: 0 12px;
    }
}

/* 连续签到徽章 */
.streak-badge {
    background: linear-gradient(135deg, rgba(251, 146, 60, 0.2), rgba(239, 68, 68, 0.2));
    color: #fb923c;
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 13px;
    font-weight: 600;
    border: 1px solid rgba(251, 146, 60, 0.3);
}

/* 每日任务 */
.missions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 14px;
}
.mission-card {
    display: flex;
    gap: 14px;
    padding: 16px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.06), rgba(167, 139, 250, 0.06));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    transition: all 0.3s;
}
.mission-card:hover {
    transform: translateY(-2px);
    border-color: rgba(59, 130, 246, 0.4);
}
.mission-card.completed {
    border-color: rgba(34, 197, 94, 0.5);
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.08), rgba(16, 185, 129, 0.08));
}
.mission-card.claimed {
    opacity: 0.65;
}
.mission-icon {
    font-size: 32px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59, 130, 246, 0.12);
    border-radius: 12px;
    flex-shrink: 0;
}
.mission-body { flex: 1; min-width: 0; }
.mission-title { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.mission-desc { font-size: 12px; color: rgba(255, 255, 255, 0.6); margin-bottom: 10px; }
.mission-progress { display: flex; align-items: center; gap: 8px; }
.mission-progress-bar { flex: 1; height: 6px; background: rgba(255, 255, 255, 0.08); border-radius: 3px; overflow: hidden; }
.mission-progress-fill { height: 100%; background: linear-gradient(90deg, #3b82f6, #a78bfa); border-radius: 3px; transition: width 0.5s; }
.mission-progress-text { font-size: 11px; color: rgba(255, 255, 255, 0.6); min-width: 40px; text-align: right; }
.mission-reward { display: flex; flex-direction: column; align-items: flex-end; justify-content: space-between; min-width: 70px; gap: 8px; }
.mission-reward-value { font-size: 14px; font-weight: 700; color: #a78bfa; }
.mission-status { font-size: 11px; padding: 3px 10px; border-radius: 10px; font-weight: 600; }
.mission-status.locked { background: rgba(255, 255, 255, 0.08); color: rgba(255, 255, 255, 0.5); }
.mission-status.claimed { background: rgba(255, 255, 255, 0.06); color: rgba(255, 255, 255, 0.4); }
.mission-btn {
    padding: 4px 12px;
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, #22c55e, #10b981);
    color: white;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
}
.mission-btn:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(34, 197, 94, 0.4); }

/* 分享栏 */
.topic-share-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    margin-top: 20px;
    flex-wrap: wrap;
}
.share-label { font-size: 13px; font-weight: 600; color: rgba(255, 255, 255, 0.7); }
.share-action-btn {
    width: 34px; height: 34px;
    display: inline-flex; align-items: center; justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    cursor: pointer; font-size: 16px; transition: all 0.2s;
}
.share-action-btn:hover {
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.4);
    transform: translateY(-1px);
}
.share-reward-hint { margin-left: auto; font-size: 12px; color: #fb923c; font-weight: 600; }

/* 后台奖励设置 */
.reward-config-form { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.reward-config-item {
    padding: 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
}
.reward-config-item label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.reward-config-item .hint { font-size: 11px; color: rgba(255, 255, 255, 0.5); margin-top: 4px; }

@media (max-width: 768px) {
    .missions-grid { grid-template-columns: 1fr; }
    .mission-card { flex-direction: column; align-items: stretch; }
}