/* ==========================================================================
   911吃瓜网 - 全站样式（外联样式表）
   ========================================================================== */

:root {
  --bg: #08080e;
  --bg-2: #0d0d16;
  --panel: #13131f;
  --panel-2: #191926;
  --panel-3: #20202f;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.18);
  --text: #f2f2f8;
  --text-2: #c6c6d6;
  --muted: #9292aa;
  --primary: #ff2e63;
  --primary-2: #ff7a3d;
  --accent: #7c5cff;
  --gold: #ffc44d;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.55);
  --shadow-hot: 0 18px 40px rgba(255, 46, 99, 0.28);
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  --display: "Sora", "Noto Sans SC", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(900px 500px at 8% -10%, rgba(255, 46, 99, 0.16), transparent 65%),
    radial-gradient(800px 480px at 95% 0%, rgba(124, 92, 255, 0.18), transparent 62%),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  line-height: 1.25;
  letter-spacing: -0.5px;
  font-weight: 800;
}

p {
  margin: 0;
}

button {
  font-family: inherit;
}

::selection {
  background: rgba(255, 46, 99, 0.45);
  color: #fff;
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #0a0a12;
}
::-webkit-scrollbar-thumb {
  background: #2c2c40;
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ---------- 基础布局 ---------- */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  position: relative;
  padding: 88px 0;
}

.section-tight {
  padding: 60px 0;
}

.section-head {
  max-width: 760px;
  margin: 0 0 48px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid rgba(255, 46, 99, 0.4);
  border-radius: 100px;
  background: rgba(255, 46, 99, 0.1);
  color: #ff97b0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.eyebrow .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px rgba(255, 46, 99, 0.18);
  animation: pulse 1.6s infinite;
}

.section-title {
  font-size: clamp(26px, 3.4vw, 40px);
  margin: 18px 0 14px;
}

.section-title .grad {
  background: linear-gradient(100deg, var(--primary), var(--primary-2) 55%, var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section-desc {
  color: var(--muted);
  font-size: 16px;
  max-width: 680px;
}

.section-head.center .section-desc {
  margin: 0 auto;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px 26px;
  border: 1px solid transparent;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(120deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: 0 12px 30px rgba(255, 46, 99, 0.32);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(255, 46, 99, 0.46);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line-strong);
  color: var(--text);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 46, 99, 0.5);
  transform: translateY(-3px);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 14px;
}

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(8, 8, 14, 0.78);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: linear-gradient(140deg, var(--primary), var(--accent));
  color: #fff;
  font-family: var(--display);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.5px;
  box-shadow: 0 10px 24px rgba(255, 46, 99, 0.35);
}

.brand-text strong {
  display: block;
  font-size: 18px;
  letter-spacing: 0.5px;
  line-height: 1.2;
}

.brand-text small {
  display: block;
  color: var(--muted);
  font-size: 11.5px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav a {
  position: relative;
  display: block;
  padding: 10px 15px;
  border-radius: 10px;
  color: var(--text-2);
  font-size: 15px;
  font-weight: 500;
  transition: color 0.22s ease, background 0.22s ease;
}

.nav a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.nav a.is-active {
  color: #fff;
  background: rgba(255, 46, 99, 0.14);
}

.nav a.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transform: translateX(-50%);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 76px 0 0;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -160px;
  left: 50%;
  width: 820px;
  height: 820px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(124, 92, 255, 0.22), transparent 62%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 56px;
  align-items: center;
  padding-bottom: 64px;
}

.hero-copy h1 {
  font-size: clamp(34px, 4.9vw, 60px);
  margin: 22px 0 22px;
  letter-spacing: -1.5px;
}

.hero-copy h1 .grad {
  background: linear-gradient(100deg, var(--primary) 10%, var(--primary-2) 60%, var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-copy .lead {
  max-width: 600px;
  color: var(--text-2);
  font-size: 17px;
}

.hero-search {
  display: flex;
  gap: 10px;
  margin: 30px 0 26px;
  padding: 8px;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.045);
  max-width: 560px;
}

.hero-search input {
  flex: 1;
  min-width: 0;
  padding: 10px 18px;
  border: none;
  background: transparent;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  outline: none;
}

.hero-search input::placeholder {
  color: #7e7e96;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
}

.hero-stats div strong {
  display: block;
  font-family: var(--display);
  font-size: 30px;
  color: #fff;
  line-height: 1.2;
}

.hero-stats div strong span {
  color: var(--primary);
  font-size: 20px;
}

.hero-stats div small {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 1px;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.visual-frame {
  position: relative;
  width: 100%;
  max-width: 470px;
  border-radius: 26px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
  isolation: isolate;
}

.visual-frame img {
  width: 100%;
  aspect-ratio: 4 / 4.6;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.02);
}

.visual-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(8, 8, 14, 0.9));
}

.visual-caption {
  position: absolute;
  z-index: 3;
  left: 22px;
  right: 22px;
  bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  background: rgba(12, 12, 20, 0.68);
  backdrop-filter: blur(12px);
}

.visual-caption b {
  display: block;
  font-size: 15px;
}

.visual-caption small {
  color: var(--muted);
  font-size: 12px;
}

.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 100px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1px;
  animation: glow 2.4s ease-in-out infinite;
}

.float-tag {
  position: absolute;
  z-index: 4;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: rgba(19, 19, 31, 0.88);
  backdrop-filter: blur(10px);
  font-size: 13px;
  color: var(--text-2);
  box-shadow: var(--shadow);
  animation: float 6s ease-in-out infinite;
}

.float-tag.one {
  top: 8%;
  left: -26px;
}

.float-tag.two {
  top: 34%;
  right: -28px;
  animation-delay: 1.4s;
}

.float-tag strong {
  color: var(--gold);
}

/* ---------- 热搜跑马灯 ---------- */
.heat-ticker {
  display: flex;
  align-items: stretch;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(255, 46, 99, 0.1), rgba(124, 92, 255, 0.1));
  overflow: hidden;
}

.ticker-label {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  padding: 14px 22px;
  background: linear-gradient(120deg, var(--primary), var(--primary-2));
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 1px;
}

.ticker-track {
  position: relative;
  flex: 1;
  overflow: hidden;
  display: flex;
  align-items: center;
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}

.ticker-run {
  display: flex;
  align-items: center;
  gap: 46px;
  padding-left: 24px;
  white-space: nowrap;
  animation: ticker 42s linear infinite;
}

.ticker-run:hover {
  animation-play-state: paused;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-2);
  font-size: 14px;
}

.ticker-item i {
  font-style: normal;
  font-family: var(--display);
  font-size: 12px;
  color: var(--primary);
}

/* ---------- 卡片通用 ---------- */
.card {
  position: relative;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--panel), var(--bg-2));
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 46, 99, 0.6), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 46, 99, 0.34);
  box-shadow: 0 22px 46px rgba(0, 0, 0, 0.5);
}

.card:hover::before {
  opacity: 1;
}

.icon-box {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 20px;
  border-radius: 14px;
  border: 1px solid rgba(255, 46, 99, 0.28);
  background: rgba(255, 46, 99, 0.12);
  color: var(--primary);
  transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.card:hover .icon-box {
  background: linear-gradient(140deg, var(--primary), var(--accent));
  color: #fff;
  transform: rotate(-6deg) scale(1.05);
}

.icon-box svg {
  width: 24px;
  height: 24px;
}

.card h3 {
  font-size: 19px;
  margin-bottom: 10px;
}

.card p {
  color: var(--muted);
  font-size: 14.5px;
}

/* ---------- 特性区 ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.features-grid article {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(165deg, rgba(25, 25, 38, 0.9), rgba(10, 10, 18, 0.9));
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.features-grid article:hover {
  transform: translateY(-6px);
  border-color: rgba(124, 92, 255, 0.4);
  box-shadow: 0 22px 46px rgba(0, 0, 0, 0.5);
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  margin-bottom: 18px;
  border-radius: 13px;
  background: rgba(124, 92, 255, 0.14);
  border: 1px solid rgba(124, 92, 255, 0.3);
  color: #b3a2ff;
}

.feature-icon svg {
  width: 23px;
  height: 23px;
}

.features-grid h3 {
  font-size: 18px;
  margin-bottom: 9px;
}

.features-grid p {
  color: var(--muted);
  font-size: 14.5px;
}

/* ---------- 服务区 ---------- */
.services-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 54px;
  align-items: center;
}

.services-media {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
}

.services-media img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.services-media .media-chip {
  position: absolute;
  left: 18px;
  top: 18px;
  padding: 7px 15px;
  border-radius: 100px;
  background: rgba(8, 8, 14, 0.78);
  border: 1px solid var(--line-strong);
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--gold);
}

.service-list {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.service-item {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
  transition: background 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}

.service-item:hover {
  background: rgba(255, 255, 255, 0.055);
  border-color: rgba(255, 46, 99, 0.3);
  transform: translateX(6px);
}

.service-num {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: linear-gradient(140deg, rgba(255, 46, 99, 0.2), rgba(124, 92, 255, 0.2));
  border: 1px solid rgba(255, 255, 255, 0.14);
  font-family: var(--display);
  font-size: 15px;
  color: #fff;
}

.service-item h3 {
  font-size: 17px;
  margin-bottom: 4px;
}

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

/* ---------- 新闻列表 ---------- */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 34px;
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-btn {
  padding: 9px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-2);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.22s ease;
}

.filter-btn:hover {
  color: #fff;
  border-color: rgba(255, 46, 99, 0.5);
}

.filter-btn.is-active {
  background: linear-gradient(120deg, var(--primary), var(--primary-2));
  border-color: transparent;
  color: #fff;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(255, 46, 99, 0.3);
}

.list-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 6px 4px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.04);
}

.list-search input {
  width: 190px;
  padding: 8px 0;
  border: none;
  background: transparent;
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  outline: none;
}

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

.news-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
  transition: transform 0.32s ease, border-color 0.32s ease, box-shadow 0.32s ease;
}

.news-card:hover {
  transform: translateY(-7px);
  border-color: rgba(255, 46, 99, 0.38);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.55);
}

.news-thumb {
  position: relative;
  overflow: hidden;
}

.news-thumb img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.news-thumb .tag {
  position: absolute;
  left: 14px;
  top: 14px;
  padding: 5px 13px;
  border-radius: 100px;
  background: rgba(255, 46, 99, 0.92);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.news-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 22px 24px;
  flex: 1;
}

.news-body h3 {
  font-size: 18px;
  line-height: 1.45;
}

.news-body h3 a {
  transition: color 0.25s ease;
}

.news-body h3 a:hover {
  color: var(--primary);
}

.news-body p {
  color: var(--muted);
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  color: #7d7d95;
  font-size: 12.5px;
}

.news-meta .hot {
  margin-left: auto;
  color: var(--gold);
}

/* ---------- 数据条 ---------- */
.stats-band {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(120deg, rgba(255, 46, 99, 0.12), rgba(124, 92, 255, 0.12));
  padding: 40px 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.stats-band strong {
  display: block;
  font-family: var(--display);
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.15;
  color: #fff;
}

.stats-band span {
  color: var(--muted);
  font-size: 13.5px;
  letter-spacing: 1px;
}

/* ---------- 表单 ---------- */
.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 46px;
  align-items: start;
}

.form-card {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(165deg, var(--panel-2), var(--bg-2));
  box-shadow: var(--shadow);
}

.field {
  margin-bottom: 18px;
}

.field label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-2);
  font-size: 13.5px;
  font-weight: 600;
}

.field label span {
  color: var(--primary);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--text);
  font-family: inherit;
  font-size: 14.5px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

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

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(255, 46, 99, 0.6);
  box-shadow: 0 0 0 4px rgba(255, 46, 99, 0.12);
}

.field input::placeholder,
.field textarea::placeholder {
  color: #74748c;
}

.form-note {
  margin-top: 14px;
  color: var(--muted);
  font-size: 12.5px;
}

.form-status {
  display: none;
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid rgba(60, 210, 140, 0.35);
  background: rgba(60, 210, 140, 0.1);
  color: #7ef0b2;
  font-size: 14px;
}

.form-status.show {
  display: block;
}

.form-status.error {
  border-color: rgba(255, 46, 99, 0.4);
  background: rgba(255, 46, 99, 0.1);
  color: #ff9db2;
}

.contact-info {
  display: grid;
  gap: 16px;
}

.info-card {
  display: flex;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.info-card:hover {
  border-color: rgba(255, 46, 99, 0.35);
  background: rgba(255, 255, 255, 0.05);
}

.info-card .info-icon {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 46, 99, 0.12);
  color: var(--primary);
}

.info-card h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

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

/* ---------- 文章详情 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 26px;
}

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

.breadcrumb span {
  color: #4d4d63;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 330px;
  gap: 44px;
  align-items: start;
}

.article {
  min-width: 0;
}

.article-head h1 {
  font-size: clamp(26px, 3.4vw, 40px);
  margin: 14px 0 16px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.article-cover {
  margin: 26px 0 30px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
}

.article-cover img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.article-body p {
  margin-bottom: 20px;
  color: var(--text-2);
  font-size: 16px;
  line-height: 1.95;
}

.article-body h2 {
  font-size: 22px;
  margin: 34px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--primary);
}

.article-body h3 {
  font-size: 18px;
  margin: 26px 0 10px;
  color: #fff;
}

.article-body ul {
  margin: 0 0 22px;
  padding-left: 0;
  display: grid;
  gap: 10px;
}

.article-body ul li {
  position: relative;
  padding-left: 22px;
  color: var(--text-2);
  font-size: 15px;
}

.article-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px rgba(255, 46, 99, 0.14);
}

.quote-box {
  margin: 28px 0;
  padding: 22px 26px;
  border-left: 4px solid var(--accent);
  border-radius: 0 14px 14px 0;
  background: rgba(124, 92, 255, 0.1);
  color: #d9d2ff;
  font-size: 15.5px;
}

.disclaimer {
  margin: 32px 0;
  padding: 18px 22px;
  border: 1px dashed var(--line-strong);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
  color: var(--muted);
  font-size: 13.5px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.tag-list a {
  padding: 7px 15px;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  color: var(--text-2);
  font-size: 13px;
  transition: all 0.22s ease;
}

.tag-list a:hover {
  border-color: rgba(255, 46, 99, 0.5);
  color: #fff;
  background: rgba(255, 46, 99, 0.1);
}

.article-sidebar {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 24px;
}

.side-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.side-card h3 {
  font-size: 16px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.hot-list li {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}

.hot-list li:last-child {
  border-bottom: none;
}

.hot-list .rank {
  flex-shrink: 0;
  font-family: var(--display);
  font-size: 14px;
  color: var(--muted);
}

.hot-list li:nth-child(-n + 3) .rank {
  color: var(--primary);
}

.hot-list a {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.5;
  transition: color 0.2s ease;
}

.hot-list a:hover {
  color: var(--primary);
}

/* ---------- 时间线 ---------- */
.timeline {
  position: relative;
  display: grid;
  gap: 28px;
  margin-top: 40px;
  padding-left: 26px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--primary), var(--accent), transparent);
}

.timeline li {
  position: relative;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 5px rgba(255, 46, 99, 0.15);
}

.timeline time {
  display: inline-block;
  margin-bottom: 4px;
  color: var(--gold);
  font-family: var(--display);
  font-size: 13px;
  letter-spacing: 1px;
}

.timeline h3 {
  font-size: 17px;
  margin-bottom: 4px;
}

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

/* ---------- 定价 / 合辑 ---------- */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 32px 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(170deg, var(--panel-2), var(--bg-2));
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.price-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 46, 99, 0.35);
  box-shadow: 0 26px 54px rgba(0, 0, 0, 0.55);
}

.price-card.featured {
  border-color: rgba(255, 46, 99, 0.55);
  background: linear-gradient(170deg, rgba(255, 46, 99, 0.16), rgba(124, 92, 255, 0.12) 65%, var(--bg-2));
  box-shadow: var(--shadow-hot);
}

.price-card .featured-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  padding: 5px 12px;
  border-radius: 100px;
  background: var(--primary);
  color: #fff;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 1px;
}

.price-card h3 {
  font-size: 20px;
  margin-bottom: 6px;
}

.price-card .price-desc {
  color: var(--muted);
  font-size: 13.5px;
  min-height: 44px;
}

.price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 18px 0 22px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.price em {
  font-family: var(--display);
  font-style: normal;
  font-size: 15px;
  color: var(--muted);
}

.price strong {
  font-family: var(--display);
  font-size: 38px;
  color: #fff;
  line-height: 1;
}

.price small {
  color: var(--muted);
  font-size: 13px;
}

.price-features {
  display: grid;
  gap: 11px;
  margin-bottom: 26px;
  flex: 1;
}

.price-features li {
  position: relative;
  padding-left: 24px;
  font-size: 14px;
  color: var(--text-2);
}

.price-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--primary);
  font-weight: 800;
}

/* ---------- FAQ ---------- */
.faq-list {
  display: grid;
  gap: 14px;
  max-width: 880px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
  overflow: hidden;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.faq-item.is-open {
  border-color: rgba(255, 46, 99, 0.4);
  background: rgba(255, 46, 99, 0.06);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 20px 24px;
  border: none;
  background: transparent;
  color: var(--text);
  font-family: inherit;
  font-size: 16px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.faq-question .plus {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 18px;
  font-weight: 400;
  line-height: 1;
  transition: transform 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.faq-item.is-open .plus {
  transform: rotate(45deg);
  color: var(--primary);
  border-color: rgba(255, 46, 99, 0.5);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer p {
  padding: 0 24px 22px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.85;
}

/* ---------- CTA ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 46, 99, 0.3);
  border-radius: 28px;
  padding: 60px 48px;
  background:
    radial-gradient(600px 300px at 12% 0%, rgba(255, 46, 99, 0.28), transparent 60%),
    radial-gradient(600px 300px at 92% 110%, rgba(124, 92, 255, 0.3), transparent 60%),
    linear-gradient(150deg, #1a1020, #0b0b14);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.cta-band h2 {
  font-size: clamp(24px, 3vw, 36px);
  max-width: 620px;
}

.cta-band p {
  margin-top: 12px;
  color: var(--text-2);
  font-size: 15px;
  max-width: 560px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- 页脚 ---------- */
.site-footer {
  margin-top: 40px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(10, 10, 17, 0.6), #06060b);
  padding: 60px 0 26px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 36px;
  padding-bottom: 40px;
}

.footer-brand p {
  margin: 16px 0 20px;
  color: var(--muted);
  font-size: 13.5px;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 15px;
  margin-bottom: 16px;
  color: #fff;
}

.footer-col ul {
  display: grid;
  gap: 10px;
}

.footer-col a {
  color: var(--muted);
  font-size: 13.5px;
  transition: color 0.2s ease;
}

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

.footer-col p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.9;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: #6f6f87;
  font-size: 12.5px;
}

.footer-bottom nav {
  display: flex;
  gap: 18px;
}

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

/* ---------- 返回顶部 ---------- */
.to-top {
  position: fixed;
  right: 22px;
  bottom: 26px;
  z-index: 50;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 46, 99, 0.4);
  border-radius: 50%;
  background: rgba(19, 19, 31, 0.9);
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.3s ease;
  backdrop-filter: blur(8px);
}

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

.to-top:hover {
  background: var(--primary);
  border-color: var(--primary);
}

/* ---------- 工具类 ---------- */
.maxw-820 { max-width: 820px; }
.mt-14 { margin-top: 14px; }
.mt-18 { margin-top: 18px; }
.mt-34 { margin-top: 34px; }
.mb-22 { margin-bottom: 22px; }
.pt-0 { padding-top: 0; }
.center-row { justify-content: center; }
.fs-sm { font-size: 13.5px; }
.desc-14 { margin-bottom: 22px; font-size: 14px; }
.title-24 { font-size: 24px; margin-top: 0; }
.w-full { width: 100%; }
.pad-card { padding: 8px 8px 18px; }
.pad-list { padding: 0 18px; }
.required-mark { color: var(--primary); }

/* ---------- 动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s cubic-bezier(0.22, 0.61, 0.36, 1), transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
  will-change: opacity, transform;
}

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

.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }
.delay-5 { transition-delay: 0.4s; }
.delay-6 { transition-delay: 0.48s; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 46, 99, 0.5); }
  50% { box-shadow: 0 0 0 8px rgba(255, 46, 99, 0); }
}

@keyframes glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 46, 99, 0.45); }
  50% { box-shadow: 0 0 22px 4px rgba(255, 46, 99, 0.35); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-bottom: 48px;
  }
  .hero-visual {
    order: -1;
  }
  .visual-frame {
    max-width: 560px;
  }
  .hero-copy {
    max-width: 760px;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-sidebar {
    position: static;
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .price-grid {
    grid-template-columns: 1fr;
  }
  .services-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .stats-band {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }
}

@media (max-width: 860px) {
  .header-inner {
    height: 68px;
  }
  .nav-toggle {
    display: block;
  }
  .header-actions .btn-primary {
    display: none;
  }
  .nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    background: rgba(9, 9, 16, 0.97);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(18px);
    transition: max-height 0.35s ease, padding 0.35s ease;
  }
  .nav.is-open {
    max-height: 420px;
    padding: 14px 24px 22px;
  }
  .nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }
  .nav a {
    padding: 13px 14px;
    font-size: 15px;
  }
  .nav a.is-active::after {
    display: none;
  }
  .section {
    padding: 64px 0;
  }
  .float-tag.one {
    left: 8px;
  }
  .float-tag.two {
    right: 8px;
  }
  .article-sidebar {
    grid-template-columns: 1fr;
  }
  .cta-band {
    padding: 42px 28px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 620px) {
  .container {
    padding: 0 18px;
  }
  .hero {
    padding-top: 50px;
  }
  .hero-copy h1 {
    font-size: 31px;
    letter-spacing: -1px;
  }
  .hero-search {
    flex-direction: column;
    border-radius: 18px;
    padding: 12px;
  }
  .hero-search input {
    padding: 8px 8px 12px;
  }
  .hero-search .btn {
    width: 100%;
  }
  .hero-stats {
    gap: 20px;
  }
  .hero-stats div strong {
    font-size: 24px;
  }
  .features-grid,
  .news-grid,
  .stats-band {
    grid-template-columns: 1fr;
  }
  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .list-search {
    width: 100%;
    justify-content: space-between;
  }
  .list-search input {
    width: 100%;
  }
  .news-body {
    padding: 18px;
  }
  .visual-caption {
    left: 12px;
    right: 12px;
    bottom: 12px;
    padding: 11px 13px;
  }
  .float-tag {
    font-size: 12px;
    padding: 8px 12px;
  }
  .section-title {
    font-size: 25px;
  }
  .cta-band {
    padding: 32px 22px;
    border-radius: 20px;
  }
  .cta-actions .btn {
    flex: 1;
  }
  .faq-question {
    padding: 16px 18px;
    font-size: 15px;
  }
  .faq-answer p {
    padding: 0 18px 18px;
  }
  .form-card {
    padding: 24px 18px;
  }
  .article-meta {
    gap: 10px;
    font-size: 12.5px;
  }
  .ticker-label {
    padding: 12px 14px;
    font-size: 11px;
    letter-spacing: 0;
  }
  .to-top {
    right: 14px;
    bottom: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .ticker-run,
  .float-tag,
  .live-badge,
  .eyebrow .dot {
    animation: none;
  }
}