/* 新首页样式 - 深色主题 全面优化 */

/* 基础变量 */
:root { --m-w: 1700px; --bg-dark: #0a0a0f; --bg-card: #14141c; --bg-card-hover: #1a1a25; --border-color: #2a2a3c; --text-primary: #e8e8f0; --text-secondary: #a8a8b8; --text-muted: #787888; --grad1: linear-gradient(135deg, #8b5cf6, #6366f1); --grad2: linear-gradient(135deg, #ec4899, #8b5cf6); --grad3: linear-gradient(135deg, #0ea5e9, #06b6d4); --accent-purple: #a855f7; --accent-blue: #3b82f6; --accent-cyan: #06b6d4; --shadow-sm: 0 2px 12px rgba(0,0,0,0.4); --shadow-md: 0 4px 24px rgba(0,0,0,0.5); --shadow-lg: 0 8px 48px rgba(0,0,0,0.6); --radius-sm: 8px; --radius-md: 12px; --radius-lg: 16px; }

/* 全局重置 */
* { margin: 0; padding: 0; box-sizing: border-box; }
html{font-size:16px;}
@media (max-width: 1300px) {html { font-size: 14px; }}
@media (max-width: 768px) {html { font-size: 13px; }}
@media (max-width: 480px) {html { font-size: 12px; }}
body { background: var(--bg-dark); color: var(--text-primary); font-family: 'Microsoft Yahei', 'PingFang SC', sans-serif; line-height: 1.6; }
a { color: var(--text-primary); text-decoration: none; transition: all 0.3s ease; }
a:hover { color: var(--accent-purple); }
ul { list-style: none; }

/* 容器 */
.ni-container { max-width: var(--m-w); margin: 0 auto; padding: 0 40px; }

/* ========== 顶部导航 ========== */
.ni-top { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: linear-gradient(135deg, #1a0a2e 0%, #16213e 25%, #0f3460 50%, #1a1a2e 100%); backdrop-filter: blur(20px); border-bottom: 1px solid rgba(139,92,246,0.3); }
.ni-top-wrap { max-width: var(--m-w); margin: 0 auto; }
.ni-top-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; padding: 0 40px; }
.ni-logo a { display: flex; align-items: center; gap: 12px; }
.ni-logo img { height: 40px; }
.ni-nav { display: flex; align-items: center; gap: 30px; }
.ni-nav ul { display: flex; gap: 8px; }
.ni-nav li a { display: block; padding: 8px 18px; border-radius: 8px; color: var(--text-secondary); font-size: 14px; font-weight: 500; }
.ni-nav li a:hover { color: var(--text-primary); background: rgba(139,92,246,0.1); }
.ni-nav li.active a { color: #fff; background: var(--grad1); }
.ni-search { display: flex; }
.ni-search-input { width: 180px; height: 36px; padding: 0 16px; border: 1px solid var(--border-color); border-radius: 8px 0 0 8px; background: var(--bg-card); color: var(--text-primary); font-size: 14px; outline: none; }
.ni-search-input::placeholder { color: var(--text-muted); }
.ni-search-input:focus { border-color: var(--accent-purple); }
.ni-search-btn { width: 44px; height: 36px; border: none; border-radius: 0 8px 8px 0; background: var(--grad1); color: #fff; cursor: pointer; transition: opacity 0.3s; }
.ni-search-btn:hover { opacity: 0.9; }
.ni-hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; cursor: pointer; }
.ni-hamburger span { width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: all 0.3s; }

/* ========== 全屏Banner轮播 ========== */
.ni-banner { position: relative; height: 75vh; min-height: 580px; max-height: 700px; margin-top: 76px; overflow: hidden; }
.ni-banner-slides { display: flex; height: 100%; transition: transform 0.3s ease-out; will-change: transform; }
.ni-banner-slide { position: relative; flex: 0 0 100%; width: 100%; height: 100%; opacity: 0; display: flex; align-items: center; justify-content: center; }
.ni-banner-slide.active { opacity: 1; }
.ni-banner-slide::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: linear-gradient(180deg, rgba(10,10,15,0.2) 0%, rgba(10,10,15,0.85) 100%); z-index: 1; }
.ni-banner-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-size: cover; background-position: center; transform: scale(1.08); }
.ni-banner-slide[data-type="tian"] .ni-banner-bg { background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #312e81 100%); }
.ni-banner-slide[data-type="fei"] .ni-banner-bg { background: linear-gradient(135deg, #1c1917 0%, #292524 50%, #4c1d95 100%); }
.ni-banner-slide[data-type="red"] .ni-banner-bg { background: linear-gradient(135deg, #1a0a1a 0%, #2d1b2d 50%, #4a1c4a 100%); }
.ni-banner-slide[data-type="pua"] .ni-banner-bg { background: linear-gradient(135deg, #0a1520 0%, #102030 50%, #152a40 100%); }
.ni-banner-slide[data-type="mbti"] .ni-banner-bg { background: linear-gradient(135deg, #020617 0%, #0f172a 50%, #1e1b4b 100%); }
.ni-banner-slide[data-type="enneagram"] .ni-banner-bg { background: linear-gradient(135deg, #020617 0%, #111827 50%, #1e293b 100%); }
.ni-banner-content { position: relative; z-index: 2; max-width: 1200px; padding: 0 20px; width: 100%; }
.ni-banner-badge { display: inline-flex; align-items: center; gap: 10px; padding: 8px 20px; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); border-radius: 50px; margin-bottom: 24px; backdrop-filter: blur(10px); }
.ni-banner-badge span:first-child { font-size: 20px; }
.ni-banner-badge span:last-child { font-size: 0.9rem; color: rgba(255,255,255,0.85); font-weight: 500; }
.ni-banner-emoji { font-size: 72px; margin-bottom: 16px; animation: float 3s ease-in-out infinite; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.ni-banner-title { font-size: 48px; font-weight: 700; margin: 0 0 12px; line-height: 1.2; }
.ni-banner-title .highlight { background: linear-gradient(135deg, #fff, #c4b5fd); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; letter-spacing: -1px; }
.ni-banner-top { text-align: center; margin-bottom: 40px; }
.ni-banner-desc { font-size: 16px; color: rgba(255,255,255,0.8); margin: 0 0 0; line-height: 1.8; max-width: 900px; margin-left: auto; margin-right: auto; }
.ni-banner-bottom { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.ni-banner-left { text-align: center; }
.ni-banner-right { text-align: center; }
.ni-banner-stats { display: flex; justify-content: center; gap: 40px; margin-bottom: 28px; flex-wrap: wrap; }
.ni-banner-stat { text-align: center; }
.ni-banner-stat-num { font-size: 36px; font-weight: 700; background: var(--grad2); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.ni-banner-stat-label { font-size: 13px; color: rgba(255,255,255,0.65); margin-top: 4px; }
.ni-banner-features { display: flex; justify-content: center; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.ni-banner-feature { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: 20px; font-size: 13px; color: rgba(255,255,255,0.9); }
.ni-banner-results { display: flex; justify-content: center; gap: 12px; margin-bottom: 32px; flex-wrap: wrap; }
.ni-result-preview { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); border-radius: 20px; font-size: 13px; color: rgba(255,255,255,0.85); transition: all 0.3s; }
.ni-result-preview:hover { background: rgba(168,85,247,0.15); border-color: rgba(168,85,247,0.3); }
.ni-banner-btn { display: inline-flex; align-items: center; gap: 10px; background: var(--grad2); color: #fff; padding: 16px 52px; border-radius: 30px; font-size: 16px; font-weight: 600; box-shadow: 0 4px 24px rgba(139,92,246,0.35); transition: all 0.3s; }
.ni-banner-btn:hover { transform: translateY(-3px); box-shadow: 0 8px 32px rgba(139,92,246,0.5); color: #fff; }
.ni-banner-btn svg { transition: transform 0.3s; }
.ni-banner-btn:hover svg { transform: translateX(4px); }
.ni-banner-dots { position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%); z-index: 10; display: flex; gap: 16px; }
.ni-banner-dot { width: 12px; height: 12px; border-radius: 50%; background: rgba(255,255,255,0.25); cursor: pointer; transition: all 0.3s; }
.ni-banner-dot.active { background: #fff; transform: scale(1.3); }
.ni-banner-arrow { position: absolute; top: 50%; transform: translateY(-50%); z-index: 10; width: 44px; height: 44px; border: 1px solid rgba(255,255,255,0.25); background: rgba(255,255,255,0.08); border-radius: 50%; color: #fff; font-size: 20px; cursor: pointer; transition: all 0.3s; display: flex; align-items: center; justify-content: center; }
.ni-banner-arrow:hover { background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.4); }
.ni-banner-arrow.prev { left: 32px; }
.ni-banner-arrow.next { right: 32px; }
.ni-hide-mobile { display: block; }

/* 通用区块 */
.ni-section { background: var(--bg-card); border-radius: var(--radius-lg); padding: 32px; margin-bottom: 24px; border: 1px solid var(--border-color); }
.ni-section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px;}
.ni-section-title { margin: 0; font-size: 20px; font-weight: 600; color: var(--text-primary); display: flex; align-items: center; gap: 10px; }
.ni-section-title .ni-icon { font-size: 22px; }
.ni-section-title span { background: var(--grad2); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.ni-more { color: var(--text-secondary); font-size: 14px; padding: 6px 12px; border-radius: 6px; background: rgba(139,92,246,0.08); }
.ni-more:hover { color: var(--accent-purple); background: rgba(139,92,246,0.15); }

/* ========== 文章列表 - 双列布局 ========== */
.ni-news-list ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.ni-news-list li { display: flex; gap: 16px; background: var(--bg-dark); border-radius: var(--radius-md); padding: 16px; border: 1px solid var(--border-color); transition: all 0.3s; flex-wrap: wrap; }
.ni-news-list li:hover { border-color: var(--accent-purple); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.ni-news-list li.is-top { border-left: 3px solid var(--accent-purple); position: relative; }
.ni-news-image { flex-shrink: 0; width: 140px; height: 96px; border-radius: var(--radius-sm); overflow: hidden; }
.ni-news-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.ni-news-list li:hover .ni-news-image img { transform: scale(1.08); }
.ni-news-content { flex: 1; min-width: 0; display: flex; flex-direction: column; justify-content: space-between; }
.ni-news-content h3 { margin: 0 0 6px; font-size: 16px; font-weight: 600; line-height: 1.4; }
.ni-news-content h3 a { color: var(--text-primary); }
.ni-news-content h3 a:hover { color: var(--accent-purple); }
.ni-news-content p { margin: 0; color: var(--text-secondary); font-size: 13px; line-height: 1.6; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.ni-news-flex { display: flex; gap: 10px; align-items: center; margin-top: 8px; flex-wrap: wrap; }
.ni-news-type a { color: var(--accent-purple); font-size: 12px; font-weight: 500; background: rgba(168,85,247,0.12); padding: 3px 10px; border-radius: 12px; }
.ni-news-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag-item { background: rgba(255,255,255,0.05); color: var(--text-muted); padding: 3px 10px; border-radius: 12px; font-size: 12px; transition: all 0.3s; }
.tag-item:hover { background: var(--accent-purple); color: #fff; }
.top-pin { position: absolute; top: 8px; right: 8px; flex-shrink: 0; }

/* ========== 测试入口卡片 ========== */
.ni-test-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.ni-test-card { background: var(--bg-dark); border-radius: var(--radius-md); padding: 1.3rem; border: 1px solid var(--border-color); position: relative; overflow: hidden; transition: all 0.3s; }
.ni-test-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--grad1); transform: scaleX(0); transition: transform 0.3s; }
.ni-test-card:hover { border-color: var(--accent-purple); transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.ni-test-card:hover::before { transform: scaleX(1); }
.ni-test-card-header { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 0.3rem; padding-right: 58px; }
.ni-test-icon { font-size: 32px; }
.ni-test-card h3 { margin: 0; font-size: 17px; font-weight: 600; }
.ni-test-desc { margin: 0 0 16px; color: var(--text-secondary); font-size: 13px; line-height: 1.7; }
.ni-test-meta { display: flex; gap: 0.7rem; margin-bottom: 1rem; flex-wrap: wrap; }
.ni-test-meta-item { display: flex; align-items: center; gap: 2px; background: rgba(255,255,255,0.05); padding: 4px 10px; border-radius: 12px; font-size: 12px; color: var(--text-muted); }
.ni-test-meta-icon { font-size: 14px; }
.ni-test-stats { display: flex; justify-content: space-between; align-items: center; }
.ni-test-subtitle { color: var(--text-muted); font-size: 12px; font-weight: 500; }
.ni-test-btn { background: rgba(168,85,247,0.12); color: var(--accent-purple); padding: 7px 18px; border-radius: 16px; font-size: 13px; font-weight: 500; transition: all 0.3s; }
.ni-test-card:hover .ni-test-btn { background: var(--grad1); color: #fff; }
.ni-test-card-tian::before { background: linear-gradient(90deg, #10b981, #059669); }
.ni-test-card-fei::before { background: linear-gradient(90deg, #f43f5e, #ec4899); }
.ni-test-card-red::before { background: linear-gradient(90deg, #ec4899, #f59e0b); }
.ni-test-card-pua::before { background: linear-gradient(90deg, #06b6d4, #0891b2); }
.ni-test-card-mbti::before { background: linear-gradient(90deg, #8b5cf6, #6366f1); }
.ni-test-card-enneagram::before { background: linear-gradient(90deg, #f59e0b, #d97706); }
.ni-test-card-big5::before { background: linear-gradient(90deg, #3b82f6, #06b6d4); }
.ni-test-card-cc::before { background: linear-gradient(90deg, #ec4899, #f59e0b); }
.ni-test-card-yl::before { background: linear-gradient(90deg, #f43f5e, #ec4899); }
.ni-test-card-need::before { background: linear-gradient(90deg, #06b6d4, #10b981); }

/* 测试分类标签（右上角） */
.ni-test-category-tag { position: absolute; top: 1rem; right: 1rem; font-size: 11px; padding: 3px 10px; border-radius: 12px; font-weight: 500; z-index: 2; letter-spacing: 0.3px; }
.ni-test-category-psychology { background: rgba(99, 102, 241, 0.14); color: #818cf8; border: 1px solid rgba(99, 102, 241, 0.28); }
.ni-test-category-emotion { background: rgba(236, 72, 153, 0.14); color: #f472b6; border: 1px solid rgba(236, 72, 153, 0.28); }

/* 心理/情感测试卡片背景色区分 */
.ni-test-card-psychology { background: linear-gradient(145deg, rgba(99,102,241,0.07), rgba(30,27,75,0.25)); }
.ni-test-card-emotion { background: linear-gradient(145deg, rgba(236,72,153,0.07), rgba(80,7,36,0.2)); }
.ni-test-card-psychology:hover { border-color: rgba(99, 102, 241, 0.55); box-shadow: 0 12px 32px rgba(99, 102, 241, 0.18); }
.ni-test-card-emotion:hover { border-color: rgba(236, 72, 153, 0.55); box-shadow: 0 12px 32px rgba(236, 72, 153, 0.18); }

/* ========== 测试结果预览 ========== */
.ni-results-preview { background: var(--bg-dark); border-radius: var(--radius-md); padding: 20px; margin-top: 20px; }
.ni-results-title { font-size: 15px; color: var(--text-primary); margin: 0 0 16px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.ni-results-list { display: flex; flex-wrap: wrap; gap: 10px; }
.ni-result-item { display: flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.05); padding: 8px 14px; border-radius: 20px; border: 1px solid var(--border-color); transition: all 0.3s; }
.ni-result-item:hover { background: rgba(168,85,247,0.15); border-color: var(--accent-purple); }
.ni-result-emoji { font-size: 18px; }
.ni-result-name { font-size: 13px; color: var(--text-secondary); }
.ni-result-item:hover .ni-result-name { color: var(--text-primary); }

/* ========== 类型金句 - 多列布局 ========== */
.ni-quotes {margin-top: 24px; }
.ni-quotes h4 { margin: 0 0 18px; font-size: 16px; color: var(--text-primary); font-weight: 600; }
.ni-quotes-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.ni-quote-item { display: flex; flex-direction: column; padding: 20px; background: rgba(12,12,18,0.95); border-radius: var(--radius-md); border: 1px solid rgba(35,35,45,0.8); box-shadow: none; transition: all 0.3s; }
.ni-quote-item:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.25); border-color: rgba(50,50,65,0.9); }
.ni-quote-header { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.ni-quote-emoji { font-size: 28px; }
.ni-quote-name { font-size: 15px; font-weight: 600; color: var(--text-primary); }
.ni-quote-source { font-size: 12px; color: var(--text-muted); background: rgba(139,92,246,0.12); padding: 3px 10px; border-radius: 12px; margin-left: auto; }
.ni-quote-text { color: var(--text-secondary); font-size: 14px; line-height: 1.8; margin: 0; font-style: italic; }

/* ========== 用户反馈 ========== */
.ni-feedbacks { background: rgba(6,182,212,0.06); border-radius: var(--radius-md); padding: 1rem; margin-top: 1rem; }
.ni-feedbacks h4 { margin: 0 0 1rem; font-size: 16px; color: var(--text-primary); font-weight: 600; }
.ni-feedbacks-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.ni-feedback-item { background: rgba(0,0,0,0.25); border-radius: var(--radius-md); padding: 1rem; border: 1px solid rgba(6,182,212,0.15); transition: all 0.3s; }
.ni-feedback-item:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(6,182,212,0.12); border-color: rgba(6,182,212,0.25); }
.ni-feedback-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.ni-feedback-avatar { font-size: 24px; }
.ni-feedback-user { display: flex; flex-direction: column; gap: 2px; }
.ni-feedback-name { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.ni-feedback-time { font-size: 12px; color: var(--text-muted); }
.ni-feedback-content { color: var(--text-secondary); font-size: 13px; line-height: 1.6; margin: 0; }

/* ========== 标签云 ========== */
.ni-tags-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.ni-tag-item { background: var(--bg-dark); border: 1px solid var(--border-color); color: var(--text-secondary); padding: 8px 18px; border-radius: 22px; font-size: 14px; font-weight: 500; transition: all 0.3s; }
.ni-tag-item:hover { background: var(--grad1); border-color: transparent; color: #fff; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(139,92,246,0.3); }

/* ========== 推荐阅读板块 ========== */
.ni-recommend-section { display: flex; flex-direction: column; gap: 1.5rem; }
.ni-recommend-title { margin: 0 0 16px; font-size: 16px; font-weight: 600; color: var(--text-primary); display: flex; align-items: center; gap: 8px; }
.ni-recommend-articles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.ni-recommend-article-card { display: flex; align-items: flex-start; gap: 0.8rem; background: var(--bg-dark); border-radius: var(--radius-md); padding: 1rem; border: 1px solid var(--border-color); transition: all 0.3s; }
.ni-recommend-article-card:hover { border-color: var(--accent-purple); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.ni-recommend-article-icon { font-size: 36px; flex-shrink: 0; line-height: 1; }
.ni-recommend-article-content { flex: 1; min-width: 0; }
.ni-recommend-article-content h4 { margin: 0 0 8px; font-size: 14px; font-weight: 600; color: var(--text-primary); line-height: 1.4; }
.ni-recommend-article-meta { display: flex; align-items: center; gap: 8px; }
.ni-recommend-article-meta span:first-child { flex: 1; font-size: 12px; color: var(--text-secondary); line-height: 1.4; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ni-recommend-article-cat { font-size: 11px; color: var(--accent-purple); background: rgba(168,85,247,0.12); padding: 2px 10px; border-radius: 10px; flex-shrink: 0; }

/* ========== 精选文章栏目 ========== */
/* ========== 精选文章栏目 - 三区块设计 ========== */
.ni-category-section { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* 栏目组基础样式 */
.ni-category-group { background: var(--bg-dark); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border-color); transition: all 0.3s; }
.ni-category-group:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

/* 标题样式 - 带渐变色 */
.ni-category-title { margin: 0; padding: 0.6rem 1rem; font-size: 1.1rem; font-weight: 600; display: flex; align-items: center; justify-content: center; gap: 0.8rem; color: #fff; }
.ni-category-icon { font-size: 24px; }

/* 男性情感 - 暗蓝紫渐变 */
.ni-category-title-male { background: linear-gradient(135deg, #4338ca 0%, #5b21b6 50%, #7c3aed 100%); }
.ni-category-group-male { border-color: rgba(67,56,202,0.25); }
.ni-category-group-male:hover { border-color: rgba(67,56,202,0.5); box-shadow: 0 8px 32px rgba(67,56,202,0.2); }

/* 女性情感 - 暗粉紫渐变 */
.ni-category-title-female { background: linear-gradient(135deg, #be185d 0%, #a21caf 50%, #7c3aed 100%); }
.ni-category-group-female { border-color: rgba(190,24,93,0.25); }
.ni-category-group-female:hover { border-color: rgba(190,24,93,0.5); box-shadow: 0 8px 32px rgba(190,24,93,0.2); }

/* 情感专题 - 暗青蓝渐变 */
.ni-category-title-special { background: linear-gradient(135deg, #0369a1 0%, #0e7490 50%, #059669 100%); }
.ni-category-group-special { border-color: rgba(3,105,161,0.25); }
.ni-category-group-special:hover { border-color: rgba(3,105,161,0.5); box-shadow: 0 8px 32px rgba(3,105,161,0.2); }

/* 子栏目网格 */
.ni-category-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 1rem; }

/* 子栏目卡片 */
.ni-category-card { display: flex; align-items: center; justify-content: center; padding: 0.8rem; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-sm); color: var(--text-secondary); font-size: 14px; font-weight: 500; text-align: center; transition: all 0.3s;}
.ni-category-card:hover { background: rgba(168,85,247,0.1); border-color: var(--accent-purple); color: var(--text-primary); transform: translateY(-2px); }

/* 男性情感卡片悬停 */
.ni-category-group-male .ni-category-card:hover { background: rgba(99,102,241,0.1); border-color: #6366f1; }

/* 女性情感卡片悬停 */
.ni-category-group-female .ni-category-card:hover { background: rgba(236,72,153,0.1); border-color: #ec4899; }

/* 情感专题卡片悬停 */
.ni-category-group-special .ni-category-card:hover { background: rgba(14,165,233,0.1); border-color: #0ea5e9; }

/* ========== 栏目导航 ========== */
.ni-category-cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.ni-category-col h4 { margin: 0 0 18px; font-size: 17px; color: var(--text-primary); font-weight: 600; padding-bottom: 12px; border-bottom: 2px solid var(--accent-purple); display: flex; align-items: center; gap: 8px; }
.ni-category-col ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.ni-category-col li a { display: block; padding: 12px 16px; background: var(--bg-dark); border: 1px solid var(--border-color); border-radius: var(--radius-sm); color: var(--text-secondary); font-size: 14px; font-weight: 500; transition: all 0.3s; }
.ni-category-col li a:hover { background: rgba(168,85,247,0.15); border-color: var(--accent-purple); color: var(--text-primary); }

/* ========== 返回顶部/底部 ========== */
.ni-float-btns { position: fixed; bottom: 3rem; right: 2rem; z-index: 999; display: flex; flex-direction: column; gap: 10px; }
.ni-float-btn { width: 3rem; height: 3rem; border: 1px solid rgba(255,255,255,0.2); background: rgba(255,255,255,0.05); border-radius: 10px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.3s; }
.ni-float-btn:hover { background: rgba(168,85,247,0.15); border-color: var(--accent-purple); }
.ni-float-btn svg { width: 20px; height: 20px; fill: var(--text-secondary); transition: fill 0.3s; }
.ni-float-btn:hover svg { fill: var(--accent-purple); }

/* ========== 响应式设计 ========== */

/* 大屏优化 (1400px+) */
@media (min-width: 1400px) { .ni-test-grid { grid-template-columns: repeat(5, 1fr); } .ni-quotes-list { grid-template-columns: repeat(5, 1fr); } .ni-recommend-articles-grid { grid-template-columns: repeat(3, 1fr); } }

/* 平板/中屏 (992px - 1399px) */
@media (max-width: 1399px) { .ni-container { padding: 0 32px; } .ni-top-inner { padding: 0 32px; } .ni-test-grid { grid-template-columns: repeat(2, 1fr); } .ni-quotes-list { grid-template-columns: repeat(2, 1fr); } .ni-recommend-articles-grid { grid-template-columns: repeat(2, 1fr); } .ni-feedbacks-list { grid-template-columns: repeat(2, 1fr); } .ni-category-section { grid-template-columns: repeat(2, 1fr); } }

/* 平板及以下 (< 992px) */
@media (max-width: 991px) { .ni-banner { height: 55vh; min-height: 400px; } .ni-banner-title { font-size: 36px; } .ni-banner-emoji { font-size: 56px; } .ni-banner-bottom { grid-template-columns: 1fr; gap: 32px; } .ni-banner-stats { gap: 32px; } 
.ni-news-list ul { grid-template-columns: 1fr; gap: 10px;} 
.ni-quotes-list { grid-template-columns: 1fr; } .ni-feedbacks-list { grid-template-columns: 1fr; } .ni-category-cols { grid-template-columns: 1fr; gap: 24px; } .ni-recommend-articles-grid { grid-template-columns: 1fr; } .ni-category-section { grid-template-columns: 1fr; } }

/* 手机 (< 768px) */
@media (max-width: 767px) { .ni-container { padding: 0 1rem; } .ni-top-inner { padding: 0 16px; height: 50px; } .ni-logo img { height: 28px; } .ni-nav { position: fixed; top: 56px; left: 0; right: 0; background: rgba(10,10,15,0.98); flex-direction: column; padding: 20px; gap: 16px; transform: translateY(-100%); opacity: 0; visibility: hidden; transition: all 0.3s; } .ni-nav.active { transform: translateY(0); opacity: 1; visibility: visible; } .ni-nav ul { flex-direction: column; width: 100%; } .ni-nav li a { display: block; text-align: center; padding: 12px; } .ni-search { width: 100%; } .ni-search-input { width: 100%; border-radius: 8px; margin-bottom: 10px; } .ni-search-btn { width: 100%; border-radius: 8px; } .ni-hamburger { display: flex; } .ni-hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); } .ni-hamburger.active span:nth-child(2) { opacity: 0; } .ni-hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); } 
  /* 移动端Banner */
  .ni-banner { height: auto; min-height: 520px; max-height: none; margin-top: 50px; overflow: hidden; }
  .ni-banner-slide { height: auto; min-height: 520px; padding: 40px 20px 60px; }
  .ni-one-tests-header { display: none; }
  .ni-banner-slide::before { background: linear-gradient(180deg, rgba(10,10,15,0.1) 0%, rgba(10,10,15,0.7) 100%); }
  .ni-banner-slide[data-type="tian"] .ni-banner-bg { background: linear-gradient(135deg, #1a103c 0%, #2d1b69 50%, #1e1b4b 100%); }
  .ni-banner-slide[data-type="fei"] .ni-banner-bg { background: linear-gradient(135deg, #1c1917 0%, #3d2817 50%, #292524 100%); }
  .ni-banner-slide[data-type="red"] .ni-banner-bg { background: linear-gradient(135deg, #2d1b2d 0%, #4a1c4a 50%, #1a0a1a 100%); }
  .ni-banner-slide[data-type="pua"] .ni-banner-bg { background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #312e81 100%); }
  .ni-banner-slide[data-type="mbti"] .ni-banner-bg { background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%); }
  .ni-banner-slide[data-type="enneagram"] .ni-banner-bg { background: linear-gradient(135deg, #111827 0%, #1e293b 50%, #0f172a 100%); }
  .ni-banner-content { padding: 0; max-width: 100%; }
  .ni-banner-top { text-align: center; gap: 12px; }
  .ni-banner-badge { display: inline-flex; padding: 0.2rem 0.8rem; margin-bottom: 0.4rem; font-size: 0.9rem; }
  .ni-banner-emoji { font-size: 48px; margin-bottom: 8px; }
  .ni-banner-title { font-size: 26px; line-height: 1.3; margin-bottom: 12px; }
  .ni-banner-title .highlight { font-size: 20px; }
  .ni-banner-desc { font-size: 14px; line-height: 1.6; margin-bottom: 20px; padding: 0 10px; }
  .ni-banner-bottom { flex-direction: column; gap: 20px; }
  .ni-banner-left { gap: 16px; }
  .ni-banner-stats { gap: 24px; justify-content: center; }
  .ni-banner-stat-num { font-size: 32px; }
  .ni-banner-stat-label { font-size: 12px; }
  .ni-banner-features { gap: 8px; justify-content: center; flex-wrap: wrap; }
  .ni-banner-feature { font-size: 12px; padding: 6px 12px; }
  .ni-banner-btn { padding: 14px 48px; font-size: 16px; margin-top: 4px; }
  .ni-banner-arrow { display: none; }
  .ni-banner-dots { bottom: 16px; gap: 8px; }
  .ni-banner-dot { width: 10px; height: 10px; border: 2px solid rgba(255,255,255,0.3); }
  .ni-banner-dot.active { background: #fff; border-color: #fff; }
  .ni-banner-results { display: none; }
  .ni-section { padding: 10px; margin-bottom: 16px; } 
  .ni-section-title { font-size: 18px; } 
  .ni-test-grid { grid-template-columns: 1fr; gap: 10px;} 
  .ni-category-col ul { grid-template-columns: repeat(2, 1fr); } 
  .ni-footer-content { flex-direction: column; text-align: center; } 
  .ni-news-list li.is-top .top-pin { top: 8px; right: 8px; } .ni-hide-mobile { display: none; } 
  .ni-section-header{margin-bottom: 10px;}
}

/* 小手机 (< 480px) */
@media (max-width: 479px) { .ni-banner-title { font-size: 24px; } .ni-banner-emoji { font-size: 40px; } .ni-news-content h3 { font-size: 15px; } .ni-tag-item { padding: 6px 14px; font-size: 13px; } .ni-news-image { width: 100px; height: 72px; } }

/* ========== 一分钟测试样式 ========== */
.ni-banner-slide[data-type="one"] .ni-banner-bg { background: linear-gradient(135deg, #0c1224 0%, #1e293b 50%, #0f172a 100%); }
.ni-one-tests-section { margin-bottom: 1rem; }
.ni-one-tests-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.ni-one-tests-label { font-size: 20px; font-weight: 700; background: var(--grad2); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; display: inline-flex; align-items: center; gap: 8px; }
.ni-one-tests-more { display: inline-flex; align-items: center; gap: 6px; padding: 8px 20px; background: rgba(139,92,246,0.1); border: 1px solid rgba(139,92,246,0.3); border-radius: 50px; font-size: 14px; font-weight: 500; color: var(--accent-purple); transition: all 0.3s; }
.ni-one-tests-more:hover { background: var(--grad1); color: #fff; border-color: transparent; }
.ni-one-tests-more-icon { transition: transform 0.3s; }
.ni-one-tests-more:hover .ni-one-tests-more-icon { transform: translateX(4px); }
.ni-one-tests-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.ni-one-test-card { display: flex; align-items: center; gap: 16px; background: var(--bg-card); border-radius: var(--radius-md); padding: 20px; border: 1px solid var(--border-color); transition: all 0.3s; }
.ni-one-test-card:hover { border-color: var(--accent-purple); background: var(--bg-card-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.ni-one-test-left { flex-shrink: 0; }
.ni-one-test-icon { font-size: 40px; line-height: 1; }
.ni-one-test-right { flex: 1; min-width: 0; }
.ni-one-test-title { margin: 0 0 8px; font-size: 16px; font-weight: 600; color: var(--text-primary);}
.ni-one-test-meta { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-muted); }
.ni-one-test-meta-divider { color: var(--border-color); }

/* ========== 评测技术文档样式 ========== */
.ni-tech-docs { margin-top: 24px; }
.ni-tech-docs-title { margin: 0 0 16px; font-size: 16px; font-weight: 600; color: var(--text-primary); }
.ni-tech-docs-list { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0.7rem; }
.ni-tech-doc-item { display: flex; align-items: center; gap: 0.7rem; padding: 0.7rem 1rem; background: var(--bg-dark); border-radius: var(--radius-sm); border: 1px solid var(--border-color); transition: all 0.3s; }
.ni-tech-doc-item:hover { border-color: var(--accent-purple); background: var(--bg-card-hover); }
.ni-tech-doc-emoji { font-size: 24px; }
.ni-tech-doc-name { font-size: 0.9rem; color: var(--text-primary); font-weight: 500; }

/* ========== 用户反馈来源链接样式 ========== */
.ni-feedback-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.ni-feedback-test-link { font-size: 12px; color: var(--accent-purple); padding: 4px 10px; background: rgba(168,85,247,0.1); border-radius: 12px; }
.ni-feedback-test-link:hover { background: rgba(168,85,247,0.2); }

/* ========== 新页脚样式 ========== */
.ni-footer { background: var(--bg-card); border-top: 1px solid var(--border-color); padding: 48px 0 24px; }
.ni-footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 32px; padding-bottom: 32px; border-bottom: 1px solid var(--border-color); }
.ni-footer-brand .ni-footer-logo { font-size: 28px; font-weight: 700; background: var(--grad1); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; margin-bottom: 8px; }
.ni-footer-brand p { font-size: 14px; color: var(--text-secondary); margin-bottom: 12px; }
.ni-footer-desc { font-size: 13px; color: var(--text-muted); line-height: 1.7; }
.ni-footer-nav-col h4 { margin: 0 0 10px; font-size: 15px; font-weight: 600; color: var(--text-primary); }
.ni-footer-nav-col a { display: block; padding: 6px 0; font-size: 13px; color: var(--text-secondary); transition: color 0.3s; }
.ni-footer-nav-col a:hover { color: var(--accent-purple); }
.ni-footer-qr { text-align: center; }
.ni-footer-qr img { width: 120px; height: 120px; border-radius: 12px; margin-bottom: 12px; }
.ni-footer-qr p { font-size: 13px; color: var(--text-secondary); }
.ni-footer-qr strong { color: var(--text-primary); }
.ni-footer-bottom { text-align: center; }
.ni-footer-copyright p { font-size: 12px; color: var(--text-muted); margin: 4px 0; }
.ni-footer-copyright a { color: var(--text-muted); }
.ni-footer-copyright a:hover { color: var(--accent-purple); }

/* ========== 响应式样式补充 ========== */
@media (max-width: 1199px) { .ni-one-tests-grid { grid-template-columns: repeat(2, 1fr); } .ni-tech-docs-list { grid-template-columns: repeat(3, 1fr); } .ni-footer-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 767px) { .ni-one-tests-grid { padding: 1rem 0 0 0; grid-template-columns: 1fr; } .ni-tech-docs-list { grid-template-columns: repeat(2, 1fr); } .ni-footer-top { grid-template-columns: 1fr; gap: 32px; text-align: center; } .ni-footer-nav { display: none; } .ni-one-tests-header { display: none; } .ni-one-test-card { padding: 16px; } .ni-one-test-icon { font-size: 36px; } .ni-one-test-title { font-size: 15px; } .ni-mobile-hidden { display: none !important; } .ni-test-category-tag { font-size: 10px; padding: 2px 8px; top: 0.85rem; right: 0.85rem; } .ni-test-card h3 { font-size: 15px; } .ni-test-card-header { padding-right: 52px; } }