/* ============================================================
   黄果短剧 huangguo-duanju - 全局样式表
   主题：短剧娱乐平台 | 暗色 + 紫金渐变
   ============================================================ */

/* ---------- 1. 变量与重置 ---------- */
:root {
  --color-primary: #7c3aed;
  --color-primary-light: #9f6bff;
  --color-primary-dark: #5b21b6;
  --color-accent: #ff8a00;
  --color-accent-light: #ffb84d;
  --color-accent-dark: #e67600;
  --color-bg-dark: #0e0a1f;
  --color-bg-body: #14102a;
  --color-bg-card: #1c1636;
  --color-bg-card-hover: #251c47;
  --color-bg-soft: #201a42;
  --color-text: #edeaf7;
  --color-text-muted: #a9a2c8;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-strong: rgba(255, 255, 255, 0.16);
  --color-success: #34d399;
  --color-danger: #f87171;
  --gradient-main: linear-gradient(135deg, #7c3aed 0%, #ff8a00 100%);
  --gradient-soft: linear-gradient(135deg, rgba(124, 58, 237, 0.25) 0%, rgba(255, 138, 0, 0.18) 100%);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 999px;
  --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 40px rgba(124, 58, 237, 0.35);
  --font-main: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Noto Sans SC', 'PingFang SC', sans-serif;
  --header-h: 72px;
  --transition-fast: 0.25s ease;
  --transition-slow: 0.45s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--color-bg-body);
  color: var(--color-text);
  line-height: 1.75;
  font-size: 16px;
  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;
}

button,
input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* ---------- 2. 通用工具类 ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-pad {
  padding: 88px 0;
}

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

.section-kicker {
  display: inline-block;
  padding: 6px 18px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-accent-light);
  background: rgba(255, 138, 0, 0.12);
  border: 1px solid rgba(255, 138, 0, 0.3);
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 4.5vw, 44px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-text);
}

.section-title .highlight {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

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

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.2;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-main);
  color: #fff;
  box-shadow: 0 6px 24px rgba(124, 58, 237, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 34px rgba(255, 138, 0, 0.45);
}

.btn-outline {
  border: 1.5px solid var(--color-border-strong);
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.04);
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-light);
  transform: translateY(-3px);
}

.btn-lg {
  padding: 16px 42px;
  font-size: 17px;
}

/* 标签 */
.tag {
  display: inline-block;
  padding: 4px 14px;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-full);
  background: rgba(124, 58, 237, 0.16);
  color: var(--color-primary-light);
  border: 1px solid rgba(124, 58, 237, 0.35);
}

.tag-hot {
  background: rgba(255, 138, 0, 0.16);
  color: var(--color-accent-light);
  border-color: rgba(255, 138, 0, 0.4);
}

.tag-new {
  background: rgba(52, 211, 153, 0.14);
  color: var(--color-success);
  border-color: rgba(52, 211, 153, 0.4);
}

/* ---------- 3. 导航栏 ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(14, 10, 31, 0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
}

.site-header.scrolled {
  background: rgba(14, 10, 31, 0.96);
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.45);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: var(--color-text);
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
  font-weight: 900;
  box-shadow: 0 4px 16px rgba(124, 58, 237, 0.5);
}

.brand .brand-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
  background: rgba(124, 58, 237, 0.18);
}

.nav-cta {
  margin-left: 8px;
  padding: 10px 22px;
  background: var(--gradient-main);
  color: #fff;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 14px;
  box-shadow: 0 4px 16px rgba(124, 58, 237, 0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 138, 0, 0.45);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- 4. Hero 主视觉 ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 40px) 0 60px;
  background: var(--color-bg-dark);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 400px at 85% 20%, rgba(255, 138, 0, 0.28), transparent 60%),
    radial-gradient(700px 500px at 10% 85%, rgba(124, 58, 237, 0.4), transparent 60%),
    radial-gradient(500px 400px at 55% 45%, rgba(159, 107, 255, 0.18), transparent 65%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border-strong);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent-light);
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(34px, 5.5vw, 58px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.hero-title .grad {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero-desc {
  margin-top: 22px;
  font-size: 17px;
  color: var(--color-text-muted);
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 48px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-num {
  font-size: 28px;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero-stat-label {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.hero-visual {
  position: relative;
}

.hero-visual-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), var(--shadow-glow);
  transform: rotate(1.5deg);
  transition: transform var(--transition-slow);
}

.hero-visual-main:hover {
  transform: rotate(0deg) scale(1.02);
}

.hero-visual-float {
  position: absolute;
  bottom: -22px;
  left: -26px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-card);
  animation: floatY 4s ease-in-out infinite;
}

.float-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.float-text b {
  display: block;
  font-size: 15px;
}

.float-text span {
  font-size: 12px;
  color: var(--color-text-muted);
}

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

/* ---------- 5. 内容卡片（剧目） ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.cards-grid.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

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

.show-card {
  position: relative;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow), border-color var(--transition-fast);
}

.show-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-card);
  border-color: rgba(124, 58, 237, 0.5);
}

.show-card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

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

.show-card:hover .show-card-media img {
  transform: scale(1.08);
}

.show-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
}

.show-card-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 10, 31, 0.45);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.show-card:hover .show-card-play {
  opacity: 1;
}

.play-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #fff;
  box-shadow: 0 8px 26px rgba(124, 58, 237, 0.55);
  transform: scale(0.8);
  transition: transform var(--transition-fast);
}

.show-card:hover .play-circle {
  transform: scale(1);
}

.show-card-body {
  padding: 18px 18px 20px;
}

.show-card-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.show-card-desc {
  font-size: 13.5px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.show-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 6. 特性区 ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  text-align: center;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow), border-color var(--transition-fast);
}

.feature-item:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 138, 0, 0.45);
  box-shadow: var(--shadow-card);
}

.feature-icon {
  width: 68px;
  height: 68px;
  margin: 0 auto 20px;
  border-radius: 20px;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  transition: transform var(--transition-slow);
}

.feature-item:hover .feature-icon {
  transform: scale(1.1) rotate(-6deg);
}

.feature-title {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-text {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ---------- 7. 服务介绍区 ---------- */
.services-area {
  background: var(--color-bg-dark);
  position: relative;
  overflow: hidden;
}

.services-area::before {
  content: '';
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.22), transparent 65%);
  top: -160px;
  right: -140px;
  pointer-events: none;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-item {
  position: relative;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px 30px;
  overflow: hidden;
  transition: transform var(--transition-slow), border-color var(--transition-fast);
}

.service-item:hover {
  transform: translateY(-6px);
  border-color: rgba(124, 58, 237, 0.5);
}

.service-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-main);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.service-item:hover::after {
  transform: scaleX(1);
}

.service-num {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent-light);
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}

.service-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.service-text {
  font-size: 14.5px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ---------- 8. 数据展示 ---------- */
.stats-band {
  background: var(--gradient-main);
  border-radius: var(--radius-lg);
  padding: 52px 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  text-align: center;
  box-shadow: 0 16px 50px rgba(124, 58, 237, 0.35);
  position: relative;
  overflow: hidden;
}

.stats-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
}

.stat-item {
  position: relative;
  z-index: 1;
}

.stat-num {
  font-size: clamp(32px, 4vw, 46px);
  font-weight: 900;
  line-height: 1.1;
}

.stat-label {
  margin-top: 8px;
  font-size: 14px;
  opacity: 0.9;
}

/* ---------- 9. FAQ ---------- */
.faq-wrap {
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.active {
  border-color: rgba(124, 58, 237, 0.5);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
}

.faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(124, 58, 237, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--color-primary-light);
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--gradient-main);
  color: #fff;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
  padding: 0 24px;
  color: var(--color-text-muted);
  font-size: 14.5px;
  line-height: 1.75;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 22px;
}

/* ---------- 10. CTA 区 ---------- */
.cta-area {
  position: relative;
  background: var(--color-bg-dark);
  padding: 96px 0;
  text-align: center;
  overflow: hidden;
}

.cta-area::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(500px 300px at 50% 0%, rgba(124, 58, 237, 0.35), transparent 70%);
  pointer-events: none;
}

.cta-box {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.3;
}

.cta-desc {
  margin: 18px auto 0;
  max-width: 560px;
  color: var(--color-text-muted);
  font-size: 16px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 32px;
}

/* ---------- 11. 页脚 ---------- */
.site-footer {
  background: var(--color-bg-dark);
  border-top: 1px solid var(--color-border);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand {
  font-size: 22px;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-brand .brand-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.footer-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.8;
  max-width: 320px;
}

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

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

.footer-links a {
  font-size: 14px;
  color: var(--color-text-muted);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-accent-light);
  padding-left: 4px;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 22px 0;
  text-align: center;
  font-size: 13.5px;
  color: var(--color-text-muted);
}

.footer-bottom a {
  color: var(--color-text-muted);
}

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

/* ---------- 12. 页面内部页头 ---------- */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 72px) 0 64px;
  background: var(--color-bg-dark);
  text-align: center;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(500px 320px at 20% 20%, rgba(124, 58, 237, 0.3), transparent 65%),
    radial-gradient(420px 300px at 85% 30%, rgba(255, 138, 0, 0.24), transparent 60%);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero-title {
  font-size: clamp(32px, 5vw, 50px);
  font-weight: 900;
  line-height: 1.2;
}

.page-hero-sub {
  max-width: 620px;
  margin: 18px auto 0;
  color: var(--color-text-muted);
  font-size: 16px;
}

.breadcrumb {
  margin-bottom: 18px;
  font-size: 14px;
  color: var(--color-text-muted);
}

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

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

.breadcrumb span {
  margin: 0 8px;
  color: var(--color-text-muted);
}

/* ---------- 13. 新闻列表/详情 ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.news-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow), border-color var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
  border-color: rgba(124, 58, 237, 0.5);
}

.news-card-media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

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

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

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

.news-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12.5px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

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

.news-card-title a:hover {
  color: var(--color-accent-light);
}

.news-card-excerpt {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-link {
  margin-top: auto;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary-light);
}

.news-card-link:hover {
  color: var(--color-accent-light);
}

/* 新闻详情 */
.article-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.article-header {
  text-align: center;
  margin-bottom: 40px;
}

.article-title {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 18px;
}

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

.article-cover {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 36px;
  box-shadow: var(--shadow-card);
}

.article-body p {
  font-size: 16.5px;
  line-height: 2;
  margin-bottom: 22px;
  color: var(--color-text);
}

.article-body h2 {
  font-size: 24px;
  font-weight: 800;
  margin: 36px 0 16px;
}

.article-body ul {
  margin: 0 0 22px;
  padding-left: 22px;
  list-style: disc;
  color: var(--color-text);
}

.article-body ul li {
  margin-bottom: 10px;
  line-height: 1.8;
}

.article-body blockquote {
  border-left: 4px solid var(--color-accent);
  background: rgba(255, 138, 0, 0.08);
  padding: 18px 22px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 24px 0;
  font-size: 16px;
  color: var(--color-accent-light);
  font-style: italic;
}

.article-body img {
  border-radius: var(--radius-md);
  margin: 26px 0;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 30px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

/* ---------- 14. 关于我们 ---------- */
.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.about-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.mission-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 30px;
}

.mission-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
}

.mission-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.mission-text {
  font-size: 14.5px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.timeline {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  padding-left: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
  opacity: 0.5;
}

.timeline-item {
  position: relative;
  padding: 0 0 32px 28px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -24px;
  top: 8px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--gradient-main);
  border: 3px solid var(--color-bg-body);
  box-shadow: 0 0 0 2px rgba(124, 58, 237, 0.5);
}

.timeline-year {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent-light);
  margin-bottom: 6px;
}

.timeline-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.timeline-text {
  font-size: 14.5px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ---------- 15. 联系我们 ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-info-icon {
  width: 50px;
  height: 50px;
  flex-shrink: 0;
  border-radius: 14px;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.contact-info-label {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.contact-info-value {
  font-size: 16px;
  font-weight: 600;
}

.contact-form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
}

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

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-strong);
  background: var(--color-bg-body);
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.25);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-note {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 8px;
}

.form-success {
  display: none;
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: rgba(52, 211, 153, 0.12);
  border: 1px solid rgba(52, 211, 153, 0.4);
  color: var(--color-success);
  font-size: 14px;
  font-weight: 600;
}

.form-success.show {
  display: block;
  animation: fadeUp 0.5s ease;
}

/* ---------- 16. 筛选栏 ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 44px;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text-muted);
  font-size: 14px;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
}

.filter-btn.active {
  background: var(--gradient-main);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 18px rgba(124, 58, 237, 0.4);
}

/* ---------- 17. 分页/更多 ---------- */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 48px;
}

.page-btn {
  min-width: 44px;
  height: 44px;
  padding: 0 16px;
  border-radius: 12px;
  border: 1px solid var(--color-border-strong);
  background: var(--color-bg-card);
  color: var(--color-text-muted);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.page-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
}

.page-btn.active {
  background: var(--gradient-main);
  border-color: transparent;
  color: #fff;
}

/* ---------- 18. 动画 ---------- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ---------- 19. 回到顶部 ---------- */
.back-top {
  position: fixed;
  right: 24px;
  bottom: 28px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-main);
  color: #fff;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(124, 58, 237, 0.5);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  z-index: 900;
}

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

.back-top:hover {
  transform: translateY(-3px);
}

/* ---------- 20. 响应式 ---------- */
@media (max-width: 1024px) {
  .cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .cards-grid.cols-3,
  .cards-grid.cols-2 {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

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

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

  .hero-visual {
    max-width: 560px;
    margin: 0 auto;
  }

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

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

@media (max-width: 768px) {
  .section-pad {
    padding: 64px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: rgba(14, 10, 31, 0.98);
    padding: 20px 24px 28px;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-16px);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-fast), opacity var(--transition-fast), visibility var(--transition-fast);
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-link {
    padding: 14px 18px;
  }

  .nav-cta {
    margin: 10px 0 0;
    text-align: center;
  }

  .cards-grid,
  .cards-grid.cols-3,
  .cards-grid.cols-2 {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

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

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

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

  .about-story {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-stats {
    gap: 22px;
  }

  .stats-band {
    padding: 36px 20px;
  }

  .cta-area {
    padding: 72px 0;
  }
}

@media (max-width: 480px) {
  .cards-grid,
  .cards-grid.cols-3,
  .cards-grid.cols-2 {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-actions .btn {
    width: 100%;
  }
}

/* ---------- 21. 打印与无障碍 ---------- */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

:focus-visible {
  outline: 3px solid rgba(159, 107, 255, 0.7);
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}