/* ==========================================================================
   深圳市水鸟体育发展有限公司 · 官网全站样式
   品牌色取自企业 Logo：水蓝 #0F7AC7 / 深海蓝 #083F6E / 活力橙 #E8532A
   ========================================================================== */

/* ---------- 1. 设计变量 ---------- */
:root {
  --blue-900: #062f52;
  --blue-800: #083f6e;
  --blue-700: #0b5c9e;
  --blue-600: #0d6cb2;
  --blue-500: #0f7ac7;
  --blue-400: #3d9bdb;
  --blue-300: #7dbfe8;
  --blue-100: #d8ecf9;
  --blue-50: #eef7fd;

  --orange-600: #cf451f;
  --orange-500: #e8532a;
  --orange-400: #f4794f;
  --orange-100: #fde8e0;

  --ink-900: #101b28;
  --ink-700: #2b3b4e;
  --ink-500: #55677d;
  --ink-400: #7a8b9e;
  --line: #e2ecf4;
  --line-soft: #eef4f9;

  --bg: #ffffff;
  --bg-soft: #f5f9fc;
  --bg-blue: #f2f8fd;

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-xs: 0 1px 3px rgba(8, 48, 88, 0.06);
  --shadow-sm: 0 4px 14px rgba(8, 48, 88, 0.07);
  --shadow: 0 14px 36px rgba(8, 48, 88, 0.10);
  --shadow-lg: 0 28px 60px rgba(8, 48, 88, 0.16);

  --container: 1200px;
  --header-h: 76px;

  --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei UI",
    "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC", system-ui,
    -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ---------- 2. 基础重置 ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-700);
  background: var(--bg);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  margin: 0;
  color: var(--ink-900);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.01em;
}

p { margin: 0; }

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease;
}

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

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

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

::selection {
  background: var(--blue-500);
  color: #fff;
}

/* ---------- 3. 布局工具 ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
  position: relative;
}

.section--soft { background: var(--bg-soft); }
.section--blue { background: var(--bg-blue); }
.section--tight { padding: 72px 0; }

.section-head {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head--left {
  margin-left: 0;
  text-align: left;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  margin-bottom: 18px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--blue-600);
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  border-radius: var(--radius-pill);
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange-500);
}

.section-title {
  font-size: clamp(26px, 3.2vw, 40px);
}

.section-desc {
  margin-top: 18px;
  color: var(--ink-500);
  font-size: 16.5px;
}

/* ---------- 4. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  font-size: 15.5px;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.25s ease, box-shadow 0.25s ease,
    background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn svg { width: 18px; height: 18px; }

.btn--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  box-shadow: 0 10px 24px rgba(15, 122, 199, 0.28);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(15, 122, 199, 0.36);
}

.btn--accent {
  color: #fff;
  background: linear-gradient(135deg, var(--orange-400), var(--orange-600));
  box-shadow: 0 10px 24px rgba(232, 83, 42, 0.26);
}

.btn--accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(232, 83, 42, 0.34);
}

.btn--ghost {
  color: var(--blue-700);
  border-color: var(--blue-100);
  background: #fff;
}

.btn--ghost:hover {
  color: var(--blue-800);
  border-color: var(--blue-300);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn--light {
  color: var(--blue-800);
  background: #fff;
  box-shadow: 0 10px 26px rgba(4, 30, 56, 0.22);
}

.btn--light:hover { transform: translateY(-2px); }

.btn--outline-light {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.08);
}

.btn--outline-light:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
}

.btn--sm { padding: 10px 22px; font-size: 14.5px; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ---------- 5. 顶部导航 ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.3s ease, border-color 0.3s ease, height 0.3s ease;
}

.site-header.is-scrolled {
  height: 68px;
  border-bottom-color: var(--line);
  box-shadow: 0 6px 24px rgba(8, 48, 88, 0.07);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand__logo {
  height: 46px;
  width: auto;
  transition: height 0.3s ease;
}

.site-header.is-scrolled .brand__logo { height: 40px; }

.brand__text { display: flex; flex-direction: column; line-height: 1.2; }

.brand__name {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink-900);
  letter-spacing: 0.01em;
}

.brand__slogan {
  font-size: 11.5px;
  color: var(--ink-400);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav__link {
  position: relative;
  padding: 9px 16px;
  font-size: 15.5px;
  font-weight: 500;
  color: var(--ink-700);
  border-radius: var(--radius-pill);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--blue-500);
  transform: translateX(-50%);
  transition: width 0.28s ease;
}

.nav__link:hover { color: var(--blue-600); }

.nav__link:hover::after,
.nav__link.is-active::after { width: 20px; }

.nav__link.is-active {
  color: var(--blue-600);
  font-weight: 600;
}

.header-cta { margin-left: 8px; }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  position: relative;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  position: absolute;
  left: 50%;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink-900);
  transform: translateX(-50%);
  transition: transform 0.3s ease, opacity 0.2s ease;
}

.nav-toggle span { top: 50%; margin-top: -1px; }
.nav-toggle span::before { content: ""; top: -6px; left: 0; transform: none; }
.nav-toggle span::after { content: ""; top: 6px; left: 0; transform: none; }

.nav-toggle.is-open span { background: transparent; }
.nav-toggle.is-open span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle.is-open span::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- 6. 首页 Hero ---------- */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 84px) 0 150px;
  color: #fff;
  background:
    radial-gradient(1000px 520px at 88% 8%, rgba(61, 155, 219, 0.55), transparent 62%),
    radial-gradient(760px 460px at 6% 92%, rgba(232, 83, 42, 0.28), transparent 60%),
    linear-gradient(150deg, #052a4b 0%, #083f6e 42%, #0b5c9e 100%);
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  margin-bottom: 26px;
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: #d6ebfb;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-pill);
}

.hero__eyebrow b {
  color: #ffb89f;
  font-weight: 600;
}

.hero h1 {
  color: #fff;
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.hero h1 .hl {
  position: relative;
  color: #ffd9c9;
  white-space: nowrap;
}

.hero__lead {
  margin-top: 24px;
  max-width: 560px;
  font-size: 17.5px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.82);
}

.hero .btn-row { margin-top: 40px; }

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin-top: 58px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.hero__stat b {
  display: block;
  font-size: 34px;
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.hero__stat b i {
  font-style: normal;
  font-size: 18px;
  color: #ffb89f;
  margin-left: 2px;
}

.hero__stat span {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.62);
  letter-spacing: 0.04em;
}

/* Hero 右侧视觉卡片 */
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-card {
  width: 100%;
  max-width: 400px;
  padding: 30px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-lg);
}

.hero-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.hero-card__title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
}

.hero-card__badge {
  padding: 4px 12px;
  font-size: 12px;
  color: #0a3c66;
  background: #9fd7f7;
  border-radius: var(--radius-pill);
}

.hero-card__list { display: grid; gap: 12px; }

.hero-card__item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 14px;
  transition: transform 0.3s ease, background 0.3s ease;
}

.hero-card__item:hover {
  transform: translateX(4px);
  background: rgba(255, 255, 255, 0.18);
}

.hero-card__icon {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.16);
}

.hero-card__icon svg { width: 21px; height: 21px; }

.hero-card__item strong {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  color: #fff;
}

.hero-card__item small {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.66);
}

.hero__wave {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  line-height: 0;
  z-index: 1;
}

.hero__wave svg { width: 100%; height: 130px; display: block; }

/* 浮动气泡装饰 */
.bubble {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.06) 68%);
  animation: floatUp 16s ease-in-out infinite;
  pointer-events: none;
}

.bubble--1 { left: 8%; bottom: 16%; width: 26px; height: 26px; animation-delay: 0s; }
.bubble--2 { left: 18%; bottom: 6%; width: 14px; height: 14px; animation-delay: 2.5s; }
.bubble--3 { right: 12%; top: 22%; width: 34px; height: 34px; animation-delay: 1.2s; }
.bubble--4 { right: 26%; bottom: 26%; width: 18px; height: 18px; animation-delay: 3.6s; }

@keyframes floatUp {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.75; }
  50% { transform: translateY(-26px) scale(1.08); opacity: 1; }
}

/* ---------- 7. 卡片通用 ---------- */
.grid {
  display: grid;
  gap: 26px;
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative;
  padding: 34px 30px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--blue-500), var(--orange-500));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: var(--blue-100);
  box-shadow: var(--shadow);
}

.card:hover::before { transform: scaleX(1); }

.card__icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 18px;
  color: var(--blue-600);
  background: linear-gradient(135deg, var(--blue-50), var(--blue-100));
}

.card__icon svg { width: 28px; height: 28px; }

.card--accent .card__icon {
  color: var(--orange-600);
  background: linear-gradient(135deg, #fff2ee, var(--orange-100));
}

.card__title {
  font-size: 19px;
  margin-bottom: 12px;
}

.card__text {
  font-size: 15px;
  color: var(--ink-500);
  line-height: 1.85;
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.tag {
  padding: 4px 12px;
  font-size: 12.5px;
  color: var(--blue-700);
  background: var(--blue-50);
  border-radius: var(--radius-pill);
}

.card__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--blue-600);
}

.card__more svg { width: 15px; height: 15px; transition: transform 0.3s ease; }
.card:hover .card__more svg { transform: translateX(4px); }

/* ---------- 8. 数据统计条 ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(135deg, var(--blue-800), var(--blue-600));
  box-shadow: var(--shadow);
}

.stats__item {
  padding: 40px 26px;
  text-align: center;
  position: relative;
}

.stats__item + .stats__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26%;
  height: 48%;
  width: 1px;
  background: rgba(255, 255, 255, 0.18);
}

.stats__num {
  font-size: 40px;
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.stats__num i {
  font-style: normal;
  font-size: 19px;
  color: #ffbfa6;
  margin-left: 2px;
}

.stats__label {
  margin-top: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
  letter-spacing: 0.05em;
}

/* ---------- 9. 图文分栏 ---------- */
.split {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 72px;
  align-items: center;
}

.split--reverse .split__media { order: 2; }

.split__media {
  position: relative;
}

.figure {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.figure__art {
  aspect-ratio: 4 / 3;
  display: grid;
  place-items: center;
  color: #fff;
  background:
    radial-gradient(600px 300px at 80% 12%, rgba(255, 255, 255, 0.26), transparent 60%),
    linear-gradient(140deg, #0a4f87, #1487d4 58%, #23a3c9);
}

.figure__art svg { width: 46%; height: 46%; opacity: 0.92; }

.figure__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.figure--tall .figure__img { aspect-ratio: 3 / 4; }

.figure--photo .figure__art { display: none; }

/* 实景照片：按原始宽高比完整显示，不裁剪、不拉伸 */
.figure--photo .figure__img {
  aspect-ratio: auto;
  height: auto;
  object-fit: contain;
  background: var(--bg-soft);
}

/* 实景照片的说明徽标改为排在图片下方，避免浮层遮挡照片中的文字（如锦旗） */
.figure--photo .figure__badge {
  position: static;
  margin: 0;
  border-radius: 0;
  background: #fff;
  box-shadow: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.gallery__item:hover img { transform: scale(1.06); }

.gallery__item figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 26px 18px 14px;
  font-size: 14px;
  color: #fff;
  background: linear-gradient(transparent, rgba(6, 47, 82, 0.86));
}

.figure--alt .figure__art {
  background:
    radial-gradient(520px 300px at 20% 10%, rgba(255, 255, 255, 0.3), transparent 58%),
    linear-gradient(140deg, #cf451f, #ea6a3d 55%, #f0a05a);
}

.figure__badge {
  position: absolute;
  left: 22px;
  bottom: 22px;
  right: 22px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
}

.figure__badge b {
  font-size: 15.5px;
  color: var(--ink-900);
}

.figure__badge span {
  font-size: 13px;
  color: var(--ink-400);
}

.figure__badge .dot {
  width: 10px;
  height: 10px;
  flex: 0 0 10px;
  border-radius: 50%;
  background: var(--blue-500);
  box-shadow: 0 0 0 4px rgba(15, 122, 199, 0.16);
}

.split__title {
  font-size: clamp(24px, 2.8vw, 34px);
  margin-bottom: 20px;
}

.split__text {
  color: var(--ink-500);
  font-size: 16px;
  line-height: 1.95;
}

.split__text + .split__text { margin-top: 16px; }

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

.feature-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.feature-list .tick {
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  margin-top: 4px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--blue-500);
}

.feature-list .tick svg { width: 13px; height: 13px; }

.feature-list strong {
  display: block;
  font-size: 15.5px;
  color: var(--ink-900);
}

.feature-list p {
  font-size: 14.5px;
  color: var(--ink-500);
}

/* ---------- 10. 服务/流程列表 ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 32px 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.step:hover { transform: translateY(-5px); box-shadow: var(--shadow); }

.step__num {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
}

.step:nth-child(even) .step__num {
  background: linear-gradient(135deg, var(--orange-400), var(--orange-600));
}

.step h3 { font-size: 17.5px; margin-bottom: 10px; }

.step p { font-size: 14.5px; color: var(--ink-500); line-height: 1.85; }

/* ---------- 11. 新闻卡片 ---------- */
.news-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }

.news-card__cover {
  position: relative;
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, #0b5c9e, #1487d4);
}

.news-card:nth-child(3n + 2) .news-card__cover {
  background: linear-gradient(135deg, #0a4f87, #23a3c9);
}

.news-card:nth-child(3n + 3) .news-card__cover {
  background: linear-gradient(135deg, #cf451f, #f0a05a);
}

.news-card__cover svg { width: 52px; height: 52px; opacity: 0.9; }

.news-card__cat {
  position: absolute;
  left: 16px;
  top: 16px;
  padding: 4px 12px;
  font-size: 12.5px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.9);
  color: var(--blue-700);
  font-weight: 600;
}

.news-card__body {
  padding: 24px 26px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.news-card__date {
  font-size: 13px;
  color: var(--ink-400);
  letter-spacing: 0.04em;
}

.news-card__title {
  margin: 10px 0 12px;
  font-size: 18px;
  line-height: 1.5;
}

.news-card__excerpt {
  font-size: 14.5px;
  color: var(--ink-500);
  flex: 1;
}

.news-card__link {
  margin-top: 18px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--blue-600);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.news-card__link svg { width: 15px; height: 15px; transition: transform 0.3s ease; }
.news-card:hover .news-card__link svg { transform: translateX(4px); }

/* ---------- 12. CTA 横幅 ---------- */
.cta {
  position: relative;
  padding: 72px 60px;
  border-radius: var(--radius-lg);
  color: #fff;
  overflow: hidden;
  background:
    radial-gradient(700px 340px at 92% 10%, rgba(61, 155, 219, 0.5), transparent 60%),
    radial-gradient(520px 300px at 4% 96%, rgba(232, 83, 42, 0.35), transparent 58%),
    linear-gradient(130deg, #062f52, #0b5c9e);
  box-shadow: var(--shadow);
}

.cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  position: relative;
  z-index: 2;
}

.cta h2 {
  color: #fff;
  font-size: clamp(24px, 2.8vw, 34px);
  margin-bottom: 14px;
}

.cta p {
  color: rgba(255, 255, 255, 0.78);
  max-width: 620px;
  font-size: 16px;
}

.cta__actions { display: flex; gap: 14px; flex-wrap: wrap; flex-shrink: 0; }

/* ---------- 13. 内页 Banner ---------- */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 72px) 0 96px;
  color: #fff;
  background:
    radial-gradient(900px 440px at 84% 4%, rgba(61, 155, 219, 0.48), transparent 62%),
    linear-gradient(140deg, #052a4b, #083f6e 55%, #0b5c9e);
  overflow: hidden;
}

.page-hero h1 {
  color: #fff;
  font-size: clamp(30px, 3.6vw, 44px);
}

.page-hero p {
  margin-top: 18px;
  max-width: 680px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 17px;
  line-height: 1.9;
}

.crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.62);
}

.crumbs a:hover { color: #fff; }
.crumbs .sep { opacity: 0.5; }
.crumbs .current { color: #ffb89f; }

.page-hero__wave {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  line-height: 0;
}

.page-hero__wave svg { width: 100%; height: 90px; display: block; }

/* ---------- 14. 时间线 ---------- */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding-left: 40px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--blue-500), var(--orange-400));
  border-radius: 2px;
  opacity: 0.35;
}

.timeline__item {
  position: relative;
  padding: 0 0 46px 8px;
}

.timeline__item:last-child { padding-bottom: 0; }

.timeline__item::before {
  content: "";
  position: absolute;
  left: -39px;
  top: 7px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--blue-500);
  box-shadow: 0 0 0 4px rgba(15, 122, 199, 0.1);
}

.timeline__year {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue-700);
  background: var(--blue-50);
  border-radius: var(--radius-pill);
}

.timeline__item h3 { font-size: 18px; margin-bottom: 8px; }
.timeline__item p { font-size: 15px; color: var(--ink-500); }

/* ---------- 15. 团队 / 价值观 ---------- */
.value-card {
  padding: 30px 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.value-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }

.value-card__cn {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink-900);
  letter-spacing: 0.06em;
}

.value-card__en {
  margin-top: 2px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue-400);
}

.value-card p {
  margin-top: 14px;
  font-size: 14.5px;
  color: var(--ink-500);
  line-height: 1.85;
}

/* ---------- 16. 联系页 ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 48px;
  align-items: start;
}

/* 仅保留联系方式一列时使用（留言入口已移除） */
.contact-grid--single { grid-template-columns: minmax(0, 1fr); }

/* 联系方式横排：桌面三列，窄屏两列/单列（见文末响应式） */
.info-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

/* 微信二维码卡片占两列，二维码靠右摆放填满横向空间 */
.info-item--wide {
  grid-column: span 2;
  align-items: flex-start;
  flex-wrap: wrap;
}

.info-item--wide .qr-code {
  margin-top: 0;
  margin-left: auto;
}

.info-item {
  display: flex;
  gap: 18px;
  padding: 24px 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.info-item:hover { transform: translateX(4px); box-shadow: var(--shadow-sm); }

.info-item__icon {
  flex: 0 0 46px;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: var(--blue-600);
  background: var(--blue-50);
}

.info-item__icon svg { width: 22px; height: 22px; }

.info-item h4 {
  font-size: 15px;
  color: var(--ink-900);
  margin-bottom: 6px;
}

.info-item p {
  font-size: 15px;
  color: var(--ink-500);
  line-height: 1.8;
}

.info-item p + p { margin-top: 2px; }

/* 联系页 · 微信二维码 */
.qr-code {
  display: block;
  width: 200px;
  height: auto;
  max-width: 100%;
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.qr-code__tip {
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--ink-400);
}

/* 表单相关样式：官网留言入口已移除，暂未使用，保留以便后续接入表单 */
.form-card {
  padding: 40px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.form-card h3 { font-size: 21px; margin-bottom: 8px; }

.form-card > p {
  font-size: 14.5px;
  color: var(--ink-400);
  margin-bottom: 28px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.field { display: flex; flex-direction: column; gap: 8px; }
.field--full { grid-column: 1 / -1; }

.field label {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-700);
}

.field label span { color: var(--orange-500); }

.field input,
.field select,
.field textarea {
  padding: 13px 16px;
  font-size: 15px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  outline: none;
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.field textarea { resize: vertical; min-height: 130px; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  background: #fff;
  border-color: var(--blue-400);
  box-shadow: 0 0 0 4px rgba(15, 122, 199, 0.12);
}

.form-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--ink-400);
}

.form-alert {
  display: none;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 13px 18px;
  font-size: 14.5px;
  color: #0a5c33;
  background: #e8f7ef;
  border: 1px solid #c3ead6;
  border-radius: 12px;
}

.form-alert.is-visible { display: flex; }

.form-alert svg { width: 18px; height: 18px; flex: 0 0 18px; }

.map-frame {
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-soft);
}

/* 高德地图嵌入（联系页）：外层 .map-frame 负责圆角与裁剪 */
.map-frame iframe {
  display: block;
  width: 100%;
  height: 380px;
  border: 0;
}

/* 多场馆地图：桌面两列并排，窄屏单列 */
.map-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: 20px;
}

.map-item h4 {
  margin-bottom: 10px;
  font-size: 15px;
  color: var(--ink-900);
}

.map-item .map-frame { margin-top: 0; }

.map-frame__inner {
  aspect-ratio: 16 / 7;
  display: grid;
  place-items: center;
  text-align: center;
  gap: 10px;
  padding: 32px;
  color: var(--ink-400);
  background:
    repeating-linear-gradient(0deg, rgba(15, 122, 199, 0.06) 0 1px, transparent 1px 42px),
    repeating-linear-gradient(90deg, rgba(15, 122, 199, 0.06) 0 1px, transparent 1px 42px),
    linear-gradient(140deg, #eef7fd, #f7fbfe);
}

.map-frame__inner svg { width: 40px; height: 40px; color: var(--blue-400); }

.map-frame__inner b { font-size: 16px; color: var(--ink-700); }
.map-frame__inner small { font-size: 13.5px; }

/* ---------- 17. 页脚 ---------- */
.site-footer {
  position: relative;
  padding: 76px 0 0;
  color: rgba(255, 255, 255, 0.7);
  background: linear-gradient(160deg, #062b4a, #041f37);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 48px;
  padding-bottom: 56px;
}

.footer-brand__logo {
  height: 48px;
  width: auto;
  margin-bottom: 20px;
  background: #fff;
  padding: 8px 12px;
  border-radius: 12px;
}

.footer-brand p {
  font-size: 14.5px;
  line-height: 1.9;
  max-width: 320px;
}

.footer-col h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 20px;
}

.footer-col li + li { margin-top: 12px; }

.footer-col a {
  font-size: 14.5px;
  color: rgba(255, 255, 255, 0.7);
}

.footer-col a:hover { color: #fff; }

.footer-contact li {
  display: flex;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.8;
}

.footer-contact svg {
  width: 17px;
  height: 17px;
  flex: 0 0 17px;
  margin-top: 5px;
  color: var(--blue-300);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding: 24px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.52);
}

/* ---------- 18. 返回顶部 ---------- */
.to-top {
  position: fixed;
  right: 26px;
  bottom: 26px;
  z-index: 90;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  box-shadow: 0 10px 24px rgba(15, 122, 199, 0.34);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
}

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

.to-top:hover { transform: translateY(-3px); }
.to-top svg { width: 20px; height: 20px; }

/* ---------- 17.1 场馆照片墙 ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.gallery__item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.gallery__item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

/* ---------- 18.1 元素隐藏（新闻分类筛选） ---------- */
.is-hidden { display: none !important; }

/* ---------- 19. 滚动入场动画 ---------- */
[data-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;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 20. 响应式 ---------- */
@media (max-width: 1080px) {
  .hero__grid { grid-template-columns: 1fr; gap: 56px; }
  .hero { padding-bottom: 130px; }
  .hero__visual { justify-content: flex-start; }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .info-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stats__item:nth-child(3)::before { display: none; }
}

@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; gap: 44px; }
  .split--reverse .split__media { order: 0; }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .cta { padding: 52px 32px; }
  .cta__inner { flex-direction: column; align-items: flex-start; gap: 30px; }

  .nav-toggle { display: block; }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin: 0;
    padding: 20px 24px 28px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 36px rgba(8, 48, 88, 0.12);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.28s ease, transform 0.28s ease, visibility 0.28s ease;
  }

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

  .nav__link {
    padding: 14px 16px;
    border-radius: 12px;
    font-size: 16px;
  }

  .nav__link::after { display: none; }

  .nav__link.is-active,
  .nav__link:hover { background: var(--blue-50); }

  .header-cta { display: none; }
  .nav .header-cta {
    display: inline-flex;
    justify-content: center;
    margin: 12px 0 0;
  }
}

@media (max-width: 720px) {
  .section { padding: 68px 0; }
  .container { padding: 0 20px; }
  .grid--2,
  .grid--3,
  .grid--4,
  .gallery,
  .info-list,
  .steps,
  .form-grid { grid-template-columns: 1fr; }

  .info-item--wide { grid-column: auto; }
  .info-item--wide .qr-code { margin-left: 0; }
  .map-grid { grid-template-columns: 1fr; }
  .map-frame iframe { height: 280px; }

  .hero { padding-top: calc(var(--header-h) + 52px); }
  .hero__stats { gap: 26px; }
  .hero__stat b { font-size: 28px; }
  .hero-card { max-width: 100%; }

  .brand__slogan { display: none; }
  .brand__logo { height: 40px; }

  .cta { padding: 40px 24px; }
  .form-card { padding: 28px 22px; }
  .stats { grid-template-columns: 1fr; }
  .stats__item + .stats__item::before { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .timeline { padding-left: 32px; }
  .timeline__item::before { left: -31px; }
  .section-head { margin-bottom: 40px; }
  .to-top { right: 16px; bottom: 16px; }
}

/* ---------- 21. 无障碍 / 打印 ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  [data-reveal] { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

:focus-visible {
  outline: 3px solid rgba(15, 122, 199, 0.45);
  outline-offset: 2px;
  border-radius: 6px;
}