/* =========================================================
   歪歪漫画网 - 全局样式表
   主题：漫画阅读平台 | 响应式 | 动画效果
   ========================================================= */

/* ---------- CSS 变量 ---------- */
:root {
  --color-primary: #7c3aed;
  --color-primary-dark: #5b21b6;
  --color-primary-light: #a78bfa;
  --color-accent: #f97316;
  --color-accent-light: #fb923c;
  --color-bg: #0f0b1e;
  --color-bg-alt: #171129;
  --color-bg-card: #1e1836;
  --color-text: #f3f0ff;
  --color-text-muted: #a89fc8;
  --color-border: #312a52;
  --color-success: #22c55e;
  --color-danger: #ef4444;
  --color-info: #3b82f6;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(124, 58, 237, 0.18);
  --shadow-lg: 0 18px 48px rgba(124, 58, 237, 0.28);
  --font-main: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --transition-fast: 0.25s ease;
  --transition-normal: 0.4s ease;
  --container-max: 1200px;
}

/* ---------- Reset / Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  font-family: var(--font-main);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul,
ol {
  list-style: none;
}

.container {
  width: min(var(--container-max), 92%);
  margin: 0 auto;
}

.section {
  padding: 84px 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section-head {
  text-align: center;
  margin-bottom: 52px;
}

.section-head .section-tag {
  display: inline-block;
  padding: 6px 18px;
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.16);
  color: var(--color-primary-light);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-head h2 {
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

.section-head p {
  color: var(--color-text-muted);
  font-size: 16px;
  max-width: 640px;
  margin: 0 auto;
}

/* ---------- 动画 ---------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(36px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes floatY {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

@keyframes pulseGlow {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.45);
  }
  50% {
    box-shadow: 0 0 0 14px rgba(249, 115, 22, 0);
  }
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-float {
  animation: floatY 5s ease-in-out infinite;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(15, 11, 30, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(124, 58, 237, 0.22);
  transition: box-shadow var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 1px;
}

.brand .brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 22px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  box-shadow: var(--shadow-md);
}

.brand .brand-text {
  background: linear-gradient(90deg, #c4b5fd, #fbbf24);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-list a {
  display: block;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.nav-list a:hover,
.nav-list a.active {
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  box-shadow: var(--shadow-sm);
}

.nav-cta {
  margin-left: 10px;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.5px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn--accent {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: #fff;
  box-shadow: 0 10px 24px rgba(249, 115, 22, 0.35);
}

.btn--accent:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(249, 115, 22, 0.45);
}

.btn--ghost {
  background: transparent;
  border: 2px solid var(--color-border);
  color: var(--color-text);
}

.btn--ghost:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary-light);
}

.btn--lg {
  padding: 15px 38px;
  font-size: 17px;
}

/* 汉堡菜单 */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 26px;
  height: 3px;
  border-radius: 3px;
  background: var(--color-text);
  transition: all var(--transition-fast);
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 120px 0 96px;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(124, 58, 237, 0.35), transparent 55%),
    radial-gradient(ellipse at 80% 70%, rgba(249, 115, 22, 0.22), transparent 50%),
    var(--color-bg);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(124, 58, 237, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 58, 237, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(34px, 5.4vw, 58px);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: 1px;
  margin-bottom: 22px;
  animation: fadeInUp 0.8s ease both;
}

.hero-copy h1 .highlight {
  background: linear-gradient(90deg, #c4b5fd, #fbbf24);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-copy p {
  font-size: 18px;
  color: var(--color-text-muted);
  max-width: 560px;
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease 0.15s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 44px;
  animation: fadeInUp 0.8s ease 0.45s both;
}

.hero-stat strong {
  display: block;
  font-size: 30px;
  font-weight: 800;
  color: #fff;
}

.hero-stat span {
  color: var(--color-text-muted);
  font-size: 14px;
}

.hero-visual {
  position: relative;
  animation: fadeIn 0.9s ease 0.3s both;
}

.hero-visual .hero-img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  height: 420px;
  object-fit: cover;
  border: 1px solid var(--color-border);
}

.hero-badge {
  position: absolute;
  top: 24px;
  left: -28px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  color: #fff;
  font-weight: 800;
  font-size: 15px;
  padding: 12px 20px;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  animation: pulseGlow 2.5s ease-in-out infinite;
}

.hero-badge-2 {
  position: absolute;
  bottom: 30px;
  right: -20px;
  background: rgba(23, 17, 41, 0.92);
  border: 1px solid var(--color-border);
  padding: 14px 22px;
  border-radius: 14px;
  backdrop-filter: blur(10px);
  animation: floatY 5s ease-in-out infinite;
}

.hero-badge-2 strong {
  color: var(--color-accent-light);
  font-size: 18px;
}

/* ---------- 特性区 ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

.feature-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 34px 26px;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-size: 30px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.22), rgba(249, 115, 22, 0.18));
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--color-text-muted);
  font-size: 15px;
}

/* ---------- 服务/分类区 ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.service-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.service-card:hover img {
  transform: scale(1.06);
}

.service-body {
  padding: 24px;
}

.service-body h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.service-body p {
  color: var(--color-text-muted);
  font-size: 15px;
  margin-bottom: 14px;
}

.service-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 13px;
  background: rgba(124, 58, 237, 0.18);
  color: var(--color-primary-light);
}

.tag--hot {
  background: rgba(249, 115, 22, 0.16);
  color: var(--color-accent-light);
}

.tag--new {
  background: rgba(34, 197, 94, 0.14);
  color: var(--color-success);
}

/* ---------- 详情/作品区 ---------- */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 26px;
}

.comic-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.comic-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.comic-cover {
  position: relative;
  overflow: hidden;
}

.comic-cover img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.comic-card:hover .comic-cover img {
  transform: scale(1.05);
}

.comic-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  background: var(--color-accent);
  color: #fff;
}

.comic-info {
  padding: 18px;
}

.comic-info h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.comic-info p {
  color: var(--color-text-muted);
  font-size: 14px;
}

.comic-info .comic-author {
  font-size: 13px;
  color: var(--color-primary-light);
  margin-top: 8px;
}

.ranking-list {
  display: grid;
  gap: 14px;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  transition: all var(--transition-fast);
}

.rank-item:hover {
  border-color: var(--color-primary-light);
  transform: translateX(6px);
}

.rank-num {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-weight: 800;
  background: rgba(124, 58, 237, 0.2);
  color: var(--color-primary-light);
  flex-shrink: 0;
}

.rank-item:nth-child(-n + 3) .rank-num {
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  color: #fff;
}

.rank-item img {
  width: 52px;
  height: 68px;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
}

.rank-info h3 {
  font-size: 16px;
  font-weight: 600;
}

.rank-info p {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ---------- 新闻区 ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.news-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.news-card img {
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.news-card-body {
  padding: 22px;
}

.news-date {
  font-size: 13px;
  color: var(--color-accent-light);
  margin-bottom: 10px;
}

.news-card-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.45;
}

.news-card-body p {
  color: var(--color-text-muted);
  font-size: 15px;
}

.news-list-row {
  display: grid;
  gap: 18px;
}

.news-list-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 22px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px;
  transition: all var(--transition-fast);
}

.news-list-item:hover {
  border-color: var(--color-primary-light);
  transform: translateY(-4px);
}

.news-list-item img {
  width: 220px;
  height: 140px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.news-list-item h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 8px;
}

.news-list-item p {
  color: var(--color-text-muted);
  font-size: 15px;
}

/* ---------- 文章详情 ---------- */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 44px;
}

.article-body {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 44px;
}

.article-body .article-header {
  margin-bottom: 28px;
}

.article-body .article-title {
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 14px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--color-text-muted);
  font-size: 14px;
}

.article-body img {
  border-radius: var(--radius-md);
  margin: 26px 0;
  width: 100%;
  height: auto;
}

.article-body p {
  margin-bottom: 18px;
  color: #cfc7e8;
}

.article-body h2 {
  font-size: 24px;
  margin: 30px 0 14px;
}

.article-body h3 {
  font-size: 20px;
  margin: 24px 0 12px;
}

.article-body blockquote {
  border-left: 4px solid var(--color-accent);
  background: rgba(249, 115, 22, 0.08);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 20px 0;
  color: var(--color-text-muted);
}

.article-body ul,
.article-body ol {
  padding-left: 22px;
  margin-bottom: 18px;
  color: #cfc7e8;
}

.article-body li {
  margin-bottom: 8px;
}

.sidebar-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 26px;
  margin-bottom: 24px;
}

.sidebar-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-links a {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: 14px;
  color: var(--color-text-muted);
}

.sidebar-links a:hover {
  color: var(--color-primary-light);
}

/* ---------- 关于 / 通用内容页 ---------- */
.page-hero {
  padding: 100px 0 60px;
  text-align: center;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(124, 58, 237, 0.28), transparent 60%),
    var(--color-bg);
}

.page-hero h1 {
  font-size: clamp(32px, 4.6vw, 48px);
  font-weight: 900;
  margin-bottom: 16px;
}

.page-hero p {
  color: var(--color-text-muted);
  font-size: 17px;
  max-width: 640px;
  margin: 0 auto;
}

.content-block {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.content-block h2 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 16px;
}

.content-block h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 24px 0 12px;
}

.content-block p {
  color: #cfc7e8;
  margin-bottom: 14px;
}

.content-block ul {
  padding-left: 20px;
  margin-bottom: 14px;
}

.content-block li {
  color: #cfc7e8;
  margin-bottom: 8px;
  list-style: disc;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.value-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  text-align: center;
  transition: all var(--transition-normal);
}

.value-item:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary-light);
}

.value-item .value-icon {
  font-size: 40px;
  margin-bottom: 14px;
}

.value-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.value-item p {
  color: var(--color-text-muted);
  font-size: 14px;
}

/* ---------- 联系表单 ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 15px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: inherit;
  font-size: 15px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-hint {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 6px;
}

.form-success {
  display: none;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: var(--color-success);
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  font-weight: 600;
}

.contact-info-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px dashed var(--color-border);
}

.contact-info-list .ci-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 20px;
  background: rgba(124, 58, 237, 0.18);
}

.contact-info-list strong {
  display: block;
  margin-bottom: 4px;
}

.contact-info-list p {
  color: var(--color-text-muted);
  font-size: 14px;
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.faq-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.open {
  border-color: var(--color-primary-light);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--color-text);
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
}

.faq-question .faq-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(124, 58, 237, 0.2);
  color: var(--color-primary-light);
  font-size: 18px;
  transition: transform var(--transition-fast);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-answer-inner {
  padding: 0 24px 22px;
  color: var(--color-text-muted);
  font-size: 15px;
}

.faq-item.open .faq-answer {
  max-height: 400px;
}

/* ---------- CTA ---------- */
.cta-section {
  position: relative;
  text-align: center;
  padding: 96px 0;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 30% 30%, rgba(124, 58, 237, 0.35), transparent 60%),
    radial-gradient(ellipse at 75% 75%, rgba(249, 115, 22, 0.28), transparent 55%),
    var(--color-bg-alt);
}

.cta-section h2 {
  font-size: clamp(28px, 4.6vw, 46px);
  font-weight: 900;
  margin-bottom: 18px;
}

.cta-section p {
  color: var(--color-text-muted);
  font-size: 17px;
  max-width: 620px;
  margin: 0 auto 36px;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #0a0716;
  border-top: 1px solid var(--color-border);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 44px;
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: 14px;
  margin-top: 14px;
  max-width: 300px;
}

.footer-col h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
}

.footer-col a {
  display: block;
  color: var(--color-text-muted);
  font-size: 14px;
  padding: 5px 0;
}

.footer-col a:hover {
  color: var(--color-primary-light);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 22px 0;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 13px;
}

/* ---------- 走马灯 ---------- */
.marquee-wrap {
  overflow: hidden;
  padding: 18px 0;
  background: linear-gradient(90deg, rgba(124, 58, 237, 0.2), rgba(249, 115, 22, 0.16));
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.marquee-track {
  display: flex;
  gap: 60px;
  width: max-content;
  animation: marquee 28s linear infinite;
}

.marquee-track span {
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  padding: 22px 0;
  font-size: 14px;
  color: var(--color-text-muted);
}

.breadcrumb a {
  color: var(--color-primary-light);
}

.breadcrumb a:hover {
  text-decoration: underline;
}

/* ---------- 分页 ---------- */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 44px;
}

.pagination a,
.pagination span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.pagination a:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary-light);
}

.pagination .current {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-color: transparent;
  color: #fff;
}

/* ---------- 返回顶部 ---------- */
.back-top {
  position: fixed;
  right: 24px;
  bottom: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  font-size: 20px;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all var(--transition-normal);
  z-index: 998;
}

.back-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-top:hover {
  transform: translateY(-4px);
}

/* ---------- 表格 ---------- */
.table-wrap {
  overflow-x: auto;
  margin: 20px 0;
}

.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table-wrap th,
.table-wrap td {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  text-align: left;
}

.table-wrap th {
  background: rgba(124, 58, 237, 0.14);
  font-weight: 700;
  color: var(--color-primary-light);
}

.table-wrap td {
  color: #cfc7e8;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-grid,
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-visual {
    max-width: 560px;
  }

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

  .article-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-list {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: rgba(15, 11, 30, 0.98);
    padding: 18px 6%;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }

  .nav-list.open {
    transform: translateY(0);
  }

  .nav-list a {
    padding: 14px 16px;
    border-radius: 10px;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 8px;
  }

  .nav-cta .btn {
    width: 100%;
    text-align: center;
  }

  .features-grid,
  .service-grid,
  .news-grid,
  .values-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 80px 0 60px;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .hero-badge {
    left: 12px;
    top: 12px;
  }

  .hero-badge-2 {
    right: 12px;
    bottom: 12px;
  }

  .two-col,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .news-list-item {
    grid-template-columns: 1fr;
  }

  .news-list-item img {
    width: 100%;
    height: 180px;
  }

  .article-body {
    padding: 26px 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .cta-section {
    padding: 70px 0;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 15px;
  }

  .brand {
    font-size: 20px;
  }

  .hero-copy h1 {
    font-size: 30px;
  }

  .hero-visual .hero-img {
    height: 300px;
  }

  .feature-card {
    padding: 24px 20px;
  }
}

/* ---------- 无障碍：焦点可见 ---------- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

/* ---------- 减少动画偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}