/* ==========================================================================
   AI职业研究局 · 业务介绍网站
   设计系统 v3 —— 信息架构沿用起点课堂，视觉层与主色按新 logo 重建
   主色取自机构 logo 的蓝，替换掉此前沿用起点课堂的 #01A89D
   ========================================================================== */

/* ---------- 1. 令牌 ---------- */
:root {
  /* 品牌 */
  --primary: #2f6be5;
  --primary-600: #2456c4;
  --primary-700: #1a409b;
  --primary-050: #f0f5ff;
  --primary-100: #dce8fd;
  --sky: #6ba5ff;
  --accent: #ff6534;
  --accent-050: #fff4f0;

  /* 深色（Banner / 页脚） */
  --deep-900: #071630;
  --deep-800: #0b2145;
  --deep-700: #12305f;
  --deep-600: #1c4585;

  /* 中性 —— 带一点蓝调，跟主色同源 */
  --ink: #14181b;
  --ink-2: #454d54;
  --ink-3: #6b747c;
  --ink-4: #98a1a9;
  --line: #e8ebed;
  --line-2: #f0f2f4;
  --surface: #ffffff;
  --surface-2: #f7f9fa;
  --surface-3: #eef2f4;

  /* 尺寸 */
  --container: 1180px;
  --header-h: 74px;
  --r-sm: 8px;
  --r: 14px;
  --r-lg: 20px;

  /* 层次阴影 */
  --sh-1: 0 1px 2px rgba(12, 22, 48, .04), 0 2px 8px rgba(12, 22, 48, .04);
  --sh-2: 0 2px 6px rgba(12, 22, 48, .05), 0 12px 28px rgba(12, 22, 48, .08);
  --sh-3: 0 4px 12px rgba(12, 22, 48, .07), 0 24px 56px rgba(12, 22, 48, .12);
  --sh-primary: 0 8px 28px rgba(47, 107, 229, .28);

  /* 动效 */
  --ease: cubic-bezier(.22, .61, .36, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);

  /* 与 <meta name="color-scheme"> 一致：这套配色只有浅色一版，
     声明出来能挡掉浏览器的自动夜间反色 */
  color-scheme: light;
}

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

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

/* 页头是 fixed 的，锚点跳转要留出它的高度，否则标题被盖住 */
:target, [id]:not(body) { scroll-margin-top: calc(var(--header-h) + 18px); }

body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", STHeiti,
    "WenQuanYi Micro Hei", -apple-system, Helvetica, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, p, figure, ul, ol, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; transition: color .2s var(--ease); }
img { max-width: 100%; display: block; border: 0; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; padding: 0; }
table { border-collapse: collapse; width: 100%; }
::selection { background: var(--primary-100); color: var(--primary-700); }

/* ---------- 3. 布局 ---------- */
.container { width: min(var(--container), 100% - 48px); margin-inline: auto; }

.all-block { padding: 96px 0; position: relative; }
.all-block--soft { background: var(--surface-2); }
.all-block--gray { background: var(--surface-3); }
.all-block--tight { padding: 72px 0; }

/* 深色区块之间的柔和过渡 */
.all-block--soft + .all-block--soft { padding-top: 0; }

.text-center { text-align: center; }

/* ---------- 4. 滚动入场动效 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
  transition-delay: calc(var(--i, 0) * 70ms);
  will-change: opacity, transform;
}

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

/* 变体：从左 / 缩放 */
[data-reveal="left"] { transform: translateX(-28px); }
[data-reveal="right"] { transform: translateX(28px); }
[data-reveal="zoom"] { transform: scale(.96); }
[data-reveal].is-in { transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ---------- 5. 顶部导航 ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  z-index: 200;
  transition: background .35s var(--ease), box-shadow .35s var(--ease),
    backdrop-filter .35s var(--ease);
}

/* 初始：浮在 Banner 上，透明 */
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 22, 48, .55), rgba(7, 22, 48, 0));
  opacity: 1;
  transition: opacity .35s var(--ease);
  pointer-events: none;
}

/* 滚动后：毛玻璃实底 */
.site-header.is-stuck {
  background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  box-shadow: 0 1px 0 var(--line), 0 8px 24px rgba(12, 22, 48, .06);
}

.site-header.is-stuck::before { opacity: 0; }

.site-header__inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 44px;
  position: relative;
  z-index: 1;
}

.logo {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .5px;
  white-space: nowrap;
  color: #fff;
  transition: color .35s var(--ease);
}

.is-stuck .logo { color: var(--ink); }


.logo__mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--sky));
  box-shadow: var(--sh-primary);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0;
  flex-shrink: 0;
}

/* 图片版标识：logo 原图自带圆底与配色，不套外层渐变块。
   必须写在 .logo__mark 之后，否则 34px 会覆盖掉这里的 38px */
.logo__mark--img {
  width: 38px; height: 38px;
  background: none;
  box-shadow: none;
  border-radius: 50%;
  object-fit: contain;
}

.nav { display: flex; align-items: center; gap: 34px; flex: 1; flex-wrap: nowrap; }

.nav__item {
  position: relative;
  white-space: nowrap;
  font-size: 15px;
  color: rgba(255, 255, 255, .82);
  line-height: var(--header-h);
  transition: color .25s var(--ease);
}

.is-stuck .nav__item { color: var(--ink-2); }

.nav__item::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  bottom: 22px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .3s var(--ease-out);
}

.nav__item:hover { color: #fff; }
.is-stuck .nav__item:hover { color: var(--primary); }
.nav__item:hover::after { transform: scaleX(.6); }

.nav__item.is-active { color: #fff; font-weight: 500; }
.is-stuck .nav__item.is-active { color: var(--primary); }
.nav__item.is-active::after { transform: scaleX(.6); }

.header__actions { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }

.header__search {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 50%;
  color: #fff;
  transition: background .25s var(--ease), color .35s var(--ease);
}

.header__search:hover { background: rgba(255, 255, 255, .16); }
.is-stuck .header__search { color: var(--ink-2); }
.is-stuck .header__search:hover { background: var(--surface-3); }

/* 汉堡按钮：窄屏才出现 */
.nav-toggle {
  display: none;
  width: 34px; height: 34px;
  place-items: center;
  border-radius: 9px;
  color: #fff;
  transition: background .25s var(--ease), color .35s var(--ease);
}
.nav-toggle:hover { background: rgba(255, 255, 255, .16); }
.is-stuck .nav-toggle { color: var(--ink); }
.is-stuck .nav-toggle:hover { background: var(--surface-3); }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  display: block;
  width: 18px; height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform .3s var(--ease-out), opacity .2s var(--ease);
}
.nav-toggle span::before { transform: translateY(-6px); }
.nav-toggle span::after { transform: translateY(4px); }
.nav-toggle.is-open span { background: transparent; }
.nav-toggle.is-open span::before { transform: rotate(45deg); }
.nav-toggle.is-open span::after { transform: rotate(-45deg) translateY(-1px); }

/* ---------- 6. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  transition: transform .25s var(--ease-out), box-shadow .25s var(--ease),
    background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.btn:active { transform: translateY(1px); }

.btn--primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-600));
  color: #fff;
  box-shadow: var(--sh-primary);
}
.btn--primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 34px rgba(47, 107, 229, .38); }

.btn--accent {
  background: linear-gradient(135deg, #ff7a4d, var(--accent));
  color: #fff;
  box-shadow: 0 8px 28px rgba(255, 101, 52, .3);
}
.btn--accent:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 34px rgba(255, 101, 52, .4); }

.btn--ghost { border: 1px solid rgba(255, 255, 255, .45); color: #fff; backdrop-filter: blur(6px); }
.btn--ghost:hover { background: rgba(255, 255, 255, .14); border-color: #fff; color: #fff; transform: translateY(-2px); }

.btn--outline { border: 1px solid var(--line); color: var(--ink); background: var(--surface); }
.btn--outline:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); box-shadow: var(--sh-1); }

.btn--lg { height: 50px; padding: 0 34px; font-size: 16px; }
.btn--block { width: 100%; }

/* 箭头微动效 */
.btn__arrow { transition: transform .3s var(--ease-out); }
.btn:hover .btn__arrow { transform: translateX(4px); }

/* ---------- 7. 首屏 Banner ---------- */
.hero {
  position: relative;
  min-height: 660px;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}

/* 首屏/内页 Banner/CTA 的背景图都包在 <picture> 里，窄屏换成压缩过的移动版
   （见 assets/img/photos/*-m.jpg）。display:contents 让 picture 自己不产生盒子，
   img 的定位与层级维持原样；不认这个值的老浏览器走下面的绝对定位兜底 */
.hero > picture,
.page-hero > picture,
.cta-band > picture {
  display: contents;
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  object-fit: cover;
  width: 100%;
  height: 100%;
  transform: scale(1.06);
  animation: heroZoom 18s var(--ease-out) forwards;
}

@keyframes heroZoom { to { transform: scale(1); } }

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(100deg, rgba(7, 22, 48, .95) 12%, rgba(10, 47, 42, .88) 46%, rgba(16, 63, 57, .62) 100%),
    radial-gradient(60% 80% at 78% 42%, rgba(47, 107, 229, .3), transparent 70%);
}

.hero__inner { position: relative; padding: calc(var(--header-h) + 40px) 0 56px; }

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .18);
  backdrop-filter: blur(8px);
  color: rgba(255, 255, 255, .9);
  font-size: 13px;
  margin-bottom: 26px;
}

.hero__eyebrow i {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--sky);
  box-shadow: 0 0 0 3px rgba(79, 216, 192, .25);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(79, 216, 192, .25); }
  50% { box-shadow: 0 0 0 7px rgba(79, 216, 192, 0); }
}

.hero__title {
  font-size: clamp(38px, 4.6vw, 60px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -.5px;
  color: #fff;
  max-width: 15em;
}

.hero__title em {
  font-style: normal;
  background: linear-gradient(120deg, var(--sky), var(--primary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__desc {
  margin-top: 22px;
  font-size: 17px;
  line-height: 1.9;
  color: rgba(255, 255, 255, .72);
  max-width: 34em;
}

.hero__cta { margin-top: 38px; display: flex; gap: 14px; flex-wrap: wrap; }

.hero__stats {
  margin-top: 56px;
  padding-top: 34px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  display: flex;
  gap: 0;
  flex-wrap: wrap;
}

.hero__stat { padding-right: 44px; margin-right: 44px; border-right: 1px solid rgba(255, 255, 255, .12); }
.hero__stat:last-child { border-right: 0; margin-right: 0; padding-right: 0; }

.hero__stat-num {
  font-size: 38px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -.5px;
  background: linear-gradient(120deg, #fff, var(--sky));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-variant-numeric: tabular-nums;
}

.hero__stat-label { margin-top: 8px; font-size: 13px; color: rgba(255, 255, 255, .6); }

/* 内页 Banner */
.page-hero {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}

.page-hero__bg {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%; object-fit: cover;
}

.page-hero::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(100deg, rgba(7, 22, 48, .94) 10%, rgba(10, 47, 42, .84) 52%, rgba(16, 63, 57, .6) 100%),
    radial-gradient(55% 75% at 80% 45%, rgba(47, 107, 229, .26), transparent 70%);
}

.page-hero__inner { position: relative; padding: calc(var(--header-h) + 36px) 0 44px; }

.page-hero__crumb { font-size: 13px; color: rgba(255, 255, 255, .55); margin-bottom: 16px; }
.page-hero__crumb a:hover { color: #fff; }

.page-hero__title {
  font-size: clamp(30px, 3.4vw, 44px);
  font-weight: 700;
  letter-spacing: -.3px;
  color: #fff;
  line-height: 1.2;
}

/* 内页首屏的文档直达按钮 */
.page-hero__cta {
  margin-top: 28px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.page-hero__cta-note { font-size: 13px; color: rgba(255, 255, 255, .62); }

@media (max-width: 720px) {
  .page-hero__cta { gap: 12px; }
  .page-hero__cta .btn { width: 100%; justify-content: center; }
  .page-hero__cta-note { font-size: 12.5px; }
}

.page-hero__desc {
  margin-top: 16px;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(255, 255, 255, .72);
  max-width: 40em;
}

/* ---------- 8. 区块标题 ---------- */
.sec-head { margin-bottom: 44px; display: flex; align-items: flex-end; gap: 24px; }
.sec-head__main { flex: 1; min-width: 0; }

.sec-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 14px;
}

.sec-eyebrow::before {
  content: "";
  width: 22px; height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), transparent);
}

.sec-title {
  font-size: clamp(26px, 2.6vw, 36px);
  font-weight: 650;
  line-height: 1.25;
  letter-spacing: -.3px;
  color: var(--ink);
}

.sec-sub { margin-top: 14px; font-size: 15px; line-height: 1.85; color: var(--ink-3); max-width: 44em; }

.sec-more {
  font-size: 14px;
  color: var(--ink-3);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 6px;
}
.sec-more:hover { color: var(--primary); }
.sec-more svg { transition: transform .3s var(--ease-out); }
.sec-more:hover svg { transform: translateX(4px); }

.sec-head--center { flex-direction: column; align-items: center; text-align: center; }
.sec-head--center .sec-head__main { display: flex; flex-direction: column; align-items: center; }
.sec-head--center .sec-sub { text-align: center; }

/* ---------- 9. 网格 ---------- */
.grid { display: grid; gap: 24px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--5 { grid-template-columns: repeat(5, 1fr); }

/* ---------- 10. 图文卡片 ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease), border-color .4s var(--ease);
}

.card:hover { transform: translateY(-6px); box-shadow: var(--sh-3); border-color: transparent; }

.thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--deep-700), var(--primary));
}

.thumb__img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .7s var(--ease-out);
}

.card:hover .thumb__img { transform: scale(1.07); }

.thumb::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7, 22, 48, .1) 0%, rgba(7, 22, 48, .35) 45%, rgba(7, 22, 48, .86) 100%);
}

.thumb__label {
  position: relative; z-index: 1;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -.2px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, .3);
}

.thumb__tag {
  position: absolute; top: 14px; left: 14px; z-index: 1;
  height: 26px; padding: 0 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .28);
  backdrop-filter: blur(10px);
  font-size: 12px;
  font-weight: 500;
  line-height: 24px;
  letter-spacing: .3px;
}

.card__body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }

.card__title {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
}

.card__desc {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink-3);
  line-height: 1.85;
  flex: 1;
}

.card__meta {
  margin-top: 16px; padding-top: 16px;
  border-top: 1px solid var(--line-2);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 13px; color: var(--ink-4);
}

/* 渐变兜底（无图时） */
.g1 { background: linear-gradient(135deg, #0b2145, #2f6be5); }
.g2 { background: linear-gradient(135deg, #1e3a5f, #4c86c8); }
.g3 { background: linear-gradient(135deg, #6b2f1c, #ff6534); }
.g4 { background: linear-gradient(135deg, #2e2a58, #7a6fd0); }
.g5 { background: linear-gradient(135deg, #0d3b46, #2fc4d8); }
.g6 { background: linear-gradient(135deg, #5c3d12, #d09b3f); }

/* ---------- 11. 服务入口大卡 ---------- */
.entry-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 34px 30px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease), border-color .4s var(--ease);
}

/* 悬停时从左下浮起的品牌色光晕 */
.entry-card::after {
  content: "";
  position: absolute;
  left: -30%; bottom: -60%;
  width: 160%; aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47, 107, 229, .12), transparent 62%);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .5s var(--ease), transform .6s var(--ease-out);
  pointer-events: none;
}

.entry-card:hover { transform: translateY(-6px); box-shadow: var(--sh-3); border-color: transparent; }
.entry-card:hover::after { opacity: 1; transform: none; }

.entry-card > * { position: relative; z-index: 1; }

.entry-card__icon {
  width: 54px; height: 54px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--primary-050), var(--primary-100));
  color: var(--primary);
  display: grid; place-items: center;
  margin-bottom: 22px;
  transition: transform .45s var(--ease-out), background .35s var(--ease), color .35s var(--ease);
}

.entry-card:hover .entry-card__icon {
  transform: translateY(-3px) rotate(-6deg);
  background: linear-gradient(135deg, var(--primary), var(--primary-600));
  color: #fff;
}

.entry-card__title { font-size: 21px; font-weight: 650; letter-spacing: -.2px; color: var(--ink); }
.entry-card__desc { margin-top: 12px; font-size: 14px; color: var(--ink-2); line-height: 1.9; flex: 1; }
.entry-card__list { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 8px; }

.chip {
  height: 27px; padding: 0 12px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 12.5px;
  line-height: 25px;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.entry-card:hover .chip { background: var(--primary-050); border-color: var(--primary-100); color: var(--primary-700); }

.entry-card__link {
  margin-top: 24px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 500;
  display: inline-flex; align-items: center; gap: 6px;
}
.entry-card__link svg { transition: transform .3s var(--ease-out); }
.entry-card:hover .entry-card__link svg { transform: translateX(5px); }

/* ---- 底图 + 文字的橱窗卡：照片打底，文字压在下部暗渐变上 ---- */
.entry-card--photo {
  background: #0a1c38;
  border-color: transparent;
  min-height: 460px;
  justify-content: flex-end;
}
.entry-card--photo .entry-card__bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: -1;
  transition: transform .7s var(--ease-out);
}
.entry-card--photo::before {
  content: "";
  position: absolute; inset: 0;
  z-index: 0;
  background: linear-gradient(184deg, rgba(7, 22, 48, .12) 16%, rgba(7, 22, 48, .68) 54%, rgba(7, 22, 48, .94) 94%);
  pointer-events: none;
}
.entry-card--photo::after { display: none; }
.entry-card--photo:hover .entry-card__bg { transform: scale(1.06); }
.entry-card--photo .entry-card__title { color: #fff; }
.entry-card--photo .entry-card__desc { flex: 0 0 auto; color: rgba(255, 255, 255, .85); }
.entry-card--photo .chip {
  background: rgba(255, 255, 255, .13);
  border-color: rgba(255, 255, 255, .3);
  color: #fff;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}
.entry-card--photo:hover .chip { background: rgba(255, 255, 255, .22); border-color: rgba(255, 255, 255, .42); color: #fff; }
.entry-card--photo .entry-card__link { color: #fff; }

/* ---- 照片底图区块：整段压在大图上，标题文字反白，白底卡片直接压上 ---- */
.band-photo { position: relative; overflow: hidden; }
.band-photo__bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
/* 小尺寸原图拉伸当底图会发虚，索性明着虚化再放大盖住毛边 */
.band-photo__bg--soft { filter: blur(4px); transform: scale(1.06); }
.band-photo::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7, 22, 48, .88), rgba(8, 25, 54, .74) 46%, rgba(7, 22, 48, .9));
}
.band-photo > .container { position: relative; z-index: 1; }
.band-photo .sec-eyebrow { color: #8ab4ff; }
.band-photo .sec-eyebrow::before { background: linear-gradient(90deg, #8ab4ff, transparent); }
.band-photo .sec-title { color: #fff; }
.band-photo .sec-sub { color: rgba(255, 255, 255, .72); }
.band-photo .feature__title { color: #fff; }
.band-photo .feature__desc { color: rgba(255, 255, 255, .76); }
.band-photo .feature__icon {
  background: rgba(255, 255, 255, .12);
  color: #fff;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.band-photo .plan__features li { color: rgba(255, 255, 255, .86); }
/* 深色带上悬停不能再翻成白卡：换成微亮的半透明反馈 */
.band-photo .feature:hover { background: rgba(255, 255, 255, .08); box-shadow: none; }
/* 步骤卡在带上去掉白卡，文字直接反白压图 */
.band-photo .step { background: none; border-color: transparent; }
.band-photo .step:hover { box-shadow: none; border-color: transparent; }
.band-photo .step__num {
  background: rgba(255, 255, 255, .14);
  color: #fff;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.band-photo .step:hover .step__num { background: rgba(255, 255, 255, .26); color: #fff; }
.band-photo .step__title { color: #fff; }
.band-photo .step__desc { color: rgba(255, 255, 255, .75); }
.band-photo .sec-more { color: #fff; }
.band-photo .sec-more:hover { color: rgba(255, 255, 255, .8); }
/* 导师卡在带上同样去白卡：头像自带底色，文字反白 */
.band-photo .quote { background: none; border-color: transparent; }
.band-photo .quote:hover { box-shadow: none; }
.band-photo .quote::before { color: rgba(255, 255, 255, .14); }
.band-photo .quote__name { color: #fff !important; }
.band-photo .quote__text { color: rgba(255, 255, 255, .78); }
/* 企业墙在带上：logo 块保持白底，行业标签反白 */
.band-photo .logowall__label { border-bottom-color: rgba(255, 255, 255, .22); }
.band-photo .logowall__label b { color: #fff; }
.band-photo .logowall__label i { color: #8ab4ff; opacity: 1; }
/* 长文段落在带上反白；橙色提示框保持浅底，警示反而更跳 */
.band-photo .prose p { color: rgba(255, 255, 255, .8); }
/* 「贯穿全程」条在带上：浅蓝盒改玻璃底，chips 反白 */
.band-photo .throughout { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .22); }
.band-photo .throughout > b { color: #fff; }
.band-photo .throughout .chip { background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .28); color: rgba(255, 255, 255, .88); }

/* ---- 旅程图：窄屏纵向时间线，宽屏一条横线串五个节点 ---- */
.journey { position: relative; --jl-a: var(--primary); --jl-b: var(--primary-100); }
.band-photo .journey { --jl-a: rgba(255, 255, 255, .8); --jl-b: rgba(255, 255, 255, .25); }
.journey::before {
  content: "";
  position: absolute;
  left: 17px; top: 10px; bottom: 14px;
  width: 2px;
  background: linear-gradient(180deg, var(--jl-a), var(--jl-b));
}
.journey__item { position: relative; padding: 0 0 28px 56px; }
.journey__item:last-child { padding-bottom: 0; }
.journey__num {
  position: absolute; left: 0; top: 0;
  display: grid; place-items: center;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--primary);
  color: var(--primary-700);
  font-size: 14px; font-weight: 700;
  font-variant-numeric: tabular-nums;
}
/* 终点节点换成主题橙：旅程的目的地 */
.journey__item:last-child .journey__num {
  background: linear-gradient(135deg, #ff7a4d, var(--accent));
  border-color: transparent;
  color: #fff;
}
.journey__title { padding-top: 6px; font-size: 16.5px; font-weight: 650; color: var(--ink); line-height: 1.5; }
.journey__desc { margin-top: 8px; max-width: 620px; font-size: 13.5px; line-height: 1.85; color: var(--ink-3); }

.band-photo .journey__num {
  background: rgba(255, 255, 255, .14);
  border-color: rgba(255, 255, 255, .7);
  color: #fff;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.band-photo .journey__title { color: #fff; }
.band-photo .journey__desc { color: rgba(255, 255, 255, .75); }

@media (min-width: 1001px) {
  .journey { display: grid; grid-template-columns: repeat(5, 1fr); gap: 30px; }
  .journey::before {
    left: 0; right: 26px; top: 18px; bottom: auto;
    width: auto; height: 2px;
    background: linear-gradient(90deg, var(--jl-a), var(--jl-b));
  }
  /* 线的终点给一个小箭头，读出方向 */
  .journey::after {
    content: "";
    position: absolute; right: 16px; top: 13px;
    border: 6px solid transparent;
    border-left: 9px solid var(--jl-b);
  }
  .journey__item { padding: 0; }
  .journey__num { position: relative; }
  .journey__title { padding-top: 16px; }
  .journey__desc { max-width: none; }
}

/* ---------- 12. 价格卡 ---------- */
.plan {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease);
}

.plan:hover { transform: translateY(-6px); box-shadow: var(--sh-3); }

.plan--featured {
  border-color: transparent;
  box-shadow: var(--sh-2);
}

.plan--featured::before {
  content: "";
  position: absolute; inset: -1px;
  border-radius: inherit;
  padding: 1.5px;
  background: linear-gradient(135deg, var(--primary), var(--sky), var(--primary-600));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.plan__badge {
  position: absolute; top: 0; right: 28px;
  transform: translateY(-50%);
  padding: 5px 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ff7a4d, var(--accent));
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  box-shadow: 0 6px 18px rgba(255, 101, 52, .3);
}

.plan__name { font-size: 21px; font-weight: 650; color: var(--ink); }
.plan__tagline { margin-top: 8px; font-size: 13.5px; color: var(--ink-3); min-height: 23px; }

.plan__price {
  margin-top: 22px;
  display: flex; align-items: baseline; gap: 4px;
  font-size: 44px; font-weight: 700; line-height: 1;
  letter-spacing: -1px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.plan__price span { font-size: 14px; font-weight: 400; color: var(--ink-3); letter-spacing: 0; }
/* 数字本身也是 span（双价切换需要），要把大字号还原回来 */
.plan__price .plan__num { font-size: 44px; font-weight: 700; color: inherit; letter-spacing: -1px; }
.plan--featured .plan__price { color: var(--accent); }

.plan__origin { margin-top: 8px; font-size: 13px; color: var(--ink-4); text-decoration: line-through; min-height: 22px; }

.plan__features { margin: 26px 0; padding-top: 24px; border-top: 1px solid var(--line-2); flex: 1; }

.plan__features li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 14px;
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.75;
}

.plan__features li::before {
  content: "";
  position: absolute; left: 0; top: 5px;
  width: 17px; height: 17px;
  border-radius: 50%;
  background: var(--primary-050)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.6 6.2l2.2 2.2 4.6-4.8' fill='none' stroke='%2301a89d' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")
    center / 12px no-repeat;
}

/* ---------- 13. 流程步骤（连线时间轴） ---------- */
.steps { display: grid; gap: 24px; counter-reset: step; }

.step {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 30px 26px;
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease), border-color .4s var(--ease);
}

.step:hover { transform: translateY(-5px); box-shadow: var(--sh-2); border-color: var(--primary-100); }

.step__num {
  display: inline-grid;
  place-items: center;
  min-width: 42px; height: 42px;
  padding: 0 10px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary-050), var(--primary-100));
  color: var(--primary-700);
  font-size: 16px; font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  transition: background .35s var(--ease), color .35s var(--ease);
}

.step:hover .step__num { background: linear-gradient(135deg, var(--primary), var(--primary-600)); color: #fff; }

.step__title { margin-top: 16px; font-size: 17px; font-weight: 600; color: var(--ink); line-height: 1.5; }
.step__desc { margin-top: 10px; font-size: 13.5px; color: var(--ink-3); line-height: 1.9; }

/* ---------- 14. 优势格 ---------- */
.feature {
  padding: 34px 26px;
  border-radius: var(--r);
  transition: background .35s var(--ease), transform .4s var(--ease-out);
}

.feature:hover { background: var(--surface); transform: translateY(-4px); box-shadow: var(--sh-2); }

.feature__icon {
  width: 60px; height: 60px;
  margin-bottom: 20px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--primary-050), var(--primary-100));
  color: var(--primary);
  display: grid; place-items: center;
  transition: transform .45s var(--ease-out);
}

.feature:hover .feature__icon { transform: translateY(-3px) scale(1.05); }

.feature__title { font-size: 18px; font-weight: 600; color: var(--ink); }
.feature__desc { margin-top: 12px; font-size: 14px; color: var(--ink-3); line-height: 1.9; }

.sec-head--center ~ .grid .feature { text-align: center; }
.sec-head--center ~ .grid .feature__icon { margin-inline: auto; }

/* ---------- 15. 评价 ---------- */
.quote {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 34px 30px;
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease);
}

.quote:hover { transform: translateY(-5px); box-shadow: var(--sh-2); }

.quote::before {
  content: "\201C";
  position: absolute; top: 12px; right: 26px;
  font-size: 84px;
  line-height: 1;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--primary-050);
  pointer-events: none;
}

.quote__text { position: relative; font-size: 14.5px; color: var(--ink-2); line-height: 2.05; min-height: 90px; }
.quote__foot { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--line-2); display: flex; align-items: center; gap: 14px; }

.avatar {
  width: 44px; height: 44px;
  border-radius: 14px;
  display: grid; place-items: center;
  color: #fff; font-size: 17px; font-weight: 600;
  flex-shrink: 0;
  box-shadow: var(--sh-1);
}

.quote__name { font-size: 15px; font-weight: 600; color: var(--ink); }
.quote__role { font-size: 12.5px; color: var(--ink-4); margin-top: 2px; }

/* ---------- 16. 表格 ---------- */
.data-table {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}

.data-table th {
  background: var(--surface-2);
  padding: 17px 22px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .4px;
  color: var(--ink-3);
  text-align: left;
  white-space: nowrap;
}

.data-table td { padding: 17px 22px; font-size: 14px; color: var(--ink-2); border-top: 1px solid var(--line-2); }
.data-table td:first-child { color: var(--ink); font-weight: 500; }
.data-table tbody tr { transition: background .25s var(--ease); }
.data-table tbody tr:hover { background: var(--primary-050); }

.table-scroll { overflow-x: auto; border-radius: var(--r); -webkit-overflow-scrolling: touch; }
/* 窄屏别把列压成竖排单字，宁可整表横向滚动 */
.table-scroll .data-table { min-width: 660px; }
.table-scroll .data-table th, .table-scroll .data-table td { white-space: normal; }
.table-scroll .data-table td:first-child, .table-scroll .data-table th:first-child { white-space: nowrap; }

/* ---------- 17. FAQ ---------- */
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow .35s var(--ease), border-color .35s var(--ease);
}

.faq-item.is-open { box-shadow: var(--sh-2); border-color: var(--primary-100); }

.faq-q {
  width: 100%;
  padding: 22px 26px;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  font-size: 16px; font-weight: 500; color: var(--ink);
  text-align: left;
  transition: color .25s var(--ease);
}

.faq-q:hover { color: var(--primary); }

.faq-q__icon {
  flex-shrink: 0;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--surface-2);
  color: var(--ink-3);
  display: grid; place-items: center;
  transition: transform .35s var(--ease-out), background .3s var(--ease), color .3s var(--ease);
}

.faq-item.is-open .faq-q { color: var(--primary); }
.faq-item.is-open .faq-q__icon { transform: rotate(180deg); background: var(--primary-050); color: var(--primary); }

/* 高度过渡用 grid-template-rows，比 max-height 精确 */
.faq-a-wrap { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .4s var(--ease-out); }
.faq-item.is-open .faq-a-wrap { grid-template-rows: 1fr; }
.faq-a { overflow: hidden; }
.faq-a__inner { padding: 0 26px 24px; font-size: 14.5px; color: var(--ink-2); line-height: 2; }

/* ---------- 18. 底部 CTA ---------- */
.cta-band {
  position: relative;
  padding: 92px 0;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
}

.cta-band__bg { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; }

.cta-band::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(7, 22, 48, .93), rgba(10, 47, 42, .9)),
    radial-gradient(50% 70% at 50% 40%, rgba(47, 107, 229, .3), transparent 70%);
}

.cta-band__title { font-size: clamp(24px, 2.6vw, 34px); font-weight: 650; color: #fff; letter-spacing: -.3px; line-height: 1.35; }
.cta-band__desc { margin-top: 16px; font-size: 16px; color: rgba(255, 255, 255, .7); max-width: 42em; margin-inline: auto; line-height: 1.9; }
.cta-band__btns { margin-top: 34px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* 关于页的机构品牌卡：真 logo 居中 */
.plan--brand { text-align: center; }
.brand-logo { width: 132px; height: 132px; margin: 4px auto 18px; display: block; }
.plan--brand .plan__features { text-align: left; }

/* 陪跑页「贯穿全程」条：五个阶段之外还有人一直在，单独讲清楚 */
.throughout {
  margin-top: 32px;
  padding: 20px 24px;
  border-radius: var(--r);
  background: var(--primary-050);
  border: 1px solid var(--primary-100);
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.throughout > b { font-size: 14.5px; color: var(--primary-700); flex-shrink: 0; }
.throughout .chips { margin: 0; }

/* ---------- 16b. 咨询定价：入门条 + 首咨切换 ---------- */

/* 19.9 诊断：形态与语音咨询不同，横条摆开，不跟四档并列比价 */
.entry-strip {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 22px 28px;
  margin-bottom: 26px;
  border-radius: var(--r);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--sh-1);
}
.entry-strip__price { flex-shrink: 0; color: var(--accent); font-size: 15px; }
.entry-strip__price b { font-size: 30px; font-weight: 700; letter-spacing: -.5px; margin-right: 2px; }
.entry-strip__body { flex: 1; min-width: 0; }
.entry-strip__name { font-size: 17px; font-weight: 650; }
.entry-strip__desc { margin-top: 5px; font-size: 13.5px; color: var(--ink-3); line-height: 1.75; }
.entry-strip .btn { flex-shrink: 0; }

/* ---- 首咨 / 再咨 切换 ---- */
.ptoggle { text-align: center; margin-bottom: 30px; }

.ptoggle__switch {
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  background: var(--surface-3);
  border: 1px solid var(--line);
}

.ptoggle__btn {
  min-height: 38px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 14.5px;
  color: var(--ink-3);
  transition: background .25s var(--ease), color .25s var(--ease), box-shadow .25s var(--ease);
}
.ptoggle__btn.is-on {
  background: var(--surface);
  color: var(--primary-700);
  font-weight: 600;
  box-shadow: var(--sh-1);
}

.ptoggle__note { margin-top: 12px; font-size: 13px; color: var(--ink-3); }

/* ---- 双价切换：两套数字都在 DOM 里，靠容器 class 决定露哪套 ---- */
.plan__num--repeat { display: none; }
.pricing--repeat .plan__num--first { display: none; }
.pricing--repeat .plan__num--repeat { display: inline; }

/* 划线原价：首次特惠模式划标准价，标准价模式划各档挂牌原价 */
.plan__strike {
  margin-top: 6px;
  font-size: 13px;
  color: var(--ink-4);
  text-decoration: line-through;
}
.plan__strike-repeat { display: none; }
.pricing--repeat .plan__strike-first { display: none; }
.pricing--repeat .plan__strike-repeat { display: inline; }

/* 首次特惠折扣标识：跟在价格后面的小胶囊，切到标准价时隐藏 */
.plan__deal {
  align-self: center;
  margin-left: 8px;
  padding: 3px 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ff7a4d, var(--accent));
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
  white-space: nowrap;
}
.plan__price .plan__deal { color: #fff; font-size: 12px; }
.pricing--repeat .plan__deal { display: none; }

@media (max-width: 720px) {
  .entry-strip { flex-direction: column; align-items: flex-start; gap: 14px; padding: 20px 22px; }
  .entry-strip .btn { width: 100%; justify-content: center; }
  .ptoggle__btn { padding: 0 16px; font-size: 13.5px; }
}

/* ---------- 17b. 聊天实录截图 ----------
   截图原尺寸约 570×780，缩略图里看不清字，所以一律可点开放大 */
.shots { display: grid; gap: 24px; }

.shot { margin: 0; }

.shot__btn {
  display: block;
  width: 100%;
  position: relative;
  border-radius: var(--r);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--sh-1);
  transition: box-shadow .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease-out);
}
.shot__btn:hover { box-shadow: var(--sh-2); border-color: var(--primary-100); transform: translateY(-2px); }

/* 只露出顶部一屏，避免长图把版面撑散；点开看全图 */
.shot__img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  object-position: top center;
}

.shot__zoom {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 26px 14px 11px;
  font-size: 12.5px;
  color: #fff;
  text-align: center;
  background: linear-gradient(180deg, transparent, rgba(7, 22, 48, .78));
  opacity: 0;
  transition: opacity .28s var(--ease);
}
.shot__btn:hover .shot__zoom { opacity: 1; }

.shot__cap {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-3);
}

/* ---- 放大浮层 ---- */
.shot-sheet { position: fixed; inset: 0; z-index: 320; display: grid; place-items: center; padding: 24px; }
.shot-sheet[hidden] { display: none; }
.shot-sheet__mask { position: absolute; inset: 0; background: rgba(7, 22, 48, .82); }

.shot-sheet__img {
  position: relative;
  max-width: min(620px, 100%);
  max-height: calc(100vh - 96px);
  width: auto;
  border-radius: var(--r);
  box-shadow: var(--sh-3);
  animation: sheetIn .32s var(--ease-out);
}

.shot-sheet__close {
  position: absolute;
  top: 18px; right: 18px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .16);
  color: #fff;
  font-size: 26px;
  line-height: 1;
}
.shot-sheet__close:hover { background: rgba(255, 255, 255, .28); }

@media (prefers-reduced-motion: reduce) { .shot-sheet__img { animation: none; } }

/* ---------- 18a. 顾问卡与咨询片段试听 ---------- */
.advisor {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 30px 28px 26px;
  box-shadow: var(--sh-1);
  transition: box-shadow .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease-out);
}
.advisor:hover { box-shadow: var(--sh-2); border-color: var(--primary-100); transform: translateY(-2px); }

.advisor__head { display: flex; align-items: center; gap: 15px; margin-bottom: 20px; }
.avatar--lg { width: 56px; height: 56px; border-radius: 17px; font-size: 21px; }

/* 图标版头像：职能符号，不是首字母也不是人像 */
.avatar--icon { width: 50px; height: 50px; border-radius: 15px; }
.avatar--icon svg { width: 24px; height: 24px; stroke-width: 1.6; }
/* 插画人像头像：SVG 自带底色，裁圆角即可 */
.avatar--photo { object-fit: cover; display: block; }
.advisor__name { font-size: 19px; font-weight: 650; letter-spacing: -.2px; }
.advisor__role { margin-top: 3px; font-size: 13.5px; color: var(--ink-3); }
.advisor__tier {
  margin-top: 7px;
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--primary-050);
  color: var(--primary-700);
  font-size: 12.5px;
  font-weight: 500;
}

.advisor__bio p { color: var(--ink-2); font-size: 14.5px; line-height: 1.85; }
.advisor__bio p + p { margin-top: 12px; }

/* ---- 咨询片段试听 ---- */
.sample {
  margin-top: 22px;
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 16px 18px;
  border-radius: var(--r);
  background: linear-gradient(135deg, var(--primary-050), var(--surface-2));
  border: 1px solid var(--primary-100);
}

.sample__play {
  width: 46px; height: 46px;
  flex-shrink: 0;
  border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-600));
  box-shadow: var(--sh-primary);
  transition: transform .25s var(--ease-out);
}
.sample__play:hover { transform: scale(1.06); }

/* 播放三角 → 暂停双竖条，用同一个元素做形变 */
.sample__icon {
  width: 0; height: 0;
  border-left: 13px solid #fff;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  margin-left: 3px;
  transition: border-width .2s var(--ease);
}
.sample.is-playing .sample__icon {
  border-left-width: 5px;
  border-top: 0; border-bottom: 0;
  height: 16px;
  box-shadow: 8px 0 0 #fff;
  margin-left: 0;
}

.sample__body { flex: 1; min-width: 0; }
.sample__head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.sample__title { font-size: 14px; font-weight: 550; color: var(--ink); }
/* 倒计时用等宽数字，播放时数字跳动不会把标题挤来挤去 */
.sample__time {
  font-size: 12.5px;
  color: var(--primary-700);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}
.sample__wave {
  display: block;
  width: 100%;
  height: 40px;
  margin: 6px 0 3px;
  cursor: pointer;
}
.sample__note { font-size: 12.5px; color: var(--ink-3); }

/* 播放中：按钮外圈呼吸，暗示正在出声 */
.sample.is-playing .sample__play {
  box-shadow: 0 0 0 0 rgba(47, 107, 229, .45);
  animation: samplePulse 1.9s var(--ease) infinite;
}
@keyframes samplePulse {
  0%   { box-shadow: 0 0 0 0 rgba(47, 107, 229, .45); }
  70%  { box-shadow: 0 0 0 14px rgba(47, 107, 229, 0); }
  100% { box-shadow: 0 0 0 0 rgba(47, 107, 229, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .sample.is-playing .sample__play { animation: none; }
}

/* 占位态：与站上其余待补充模块同一套斜纹 + 虚线语言 */
.sample--placeholder {
  position: relative;
  display: block;
  background: repeating-linear-gradient(
    135deg, var(--surface-2), var(--surface-2) 6px,
    transparent 6px, transparent 12px
  );
  border: 1px dashed var(--line-2);
}
.sample--placeholder .sample__title { color: var(--ink-3); font-weight: 400; }
.sample__badge {
  position: absolute; top: -9px; right: 14px;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--ink-4);
  color: #fff;
  font-size: 11.5px;
}

/* ---------- 18b. 移动端吸底操作条 ----------
   右侧 .slider-bar 在 ≤1240px 隐藏，手机上等于没有常驻转化入口，
   这条补位，断点与它严格对齐。手机扫不了自己屏幕上的二维码，
   所以微信一项走浮层 + 长按识别 */
.dock {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 160;
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  gap: 10px;
  background: rgba(255, 255, 255, .93);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-top: 1px solid var(--line);
  box-shadow: 0 -4px 24px rgba(12, 22, 48, .08);
}

.dock__item {
  flex: 1;
  min-height: 46px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  border-radius: 11px;
  font-size: 12.5px;
  line-height: 1.2;
  color: var(--ink-2);
  background: var(--surface-2);
  transition: background .25s var(--ease), color .25s var(--ease);
}

.dock__item:active { background: var(--surface-3); }
.dock__icon { display: block; color: var(--primary); }

/* 主转化按钮占双倍宽度，视觉上压过另外两个 */
.dock__item--cta {
  flex: 1.4;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-600));
  box-shadow: var(--sh-primary);
}
.dock__item--cta:active { background: var(--primary-700); }

/* ---- 微信二维码浮层 ---- */
.qr-sheet { position: fixed; inset: 0; z-index: 300; display: grid; place-items: center; }
.qr-sheet[hidden] { display: none; }
.qr-sheet__mask { position: absolute; inset: 0; background: rgba(7, 22, 48, .58); }

.qr-sheet__card {
  position: relative;
  width: min(300px, calc(100vw - 56px));
  padding: 26px 24px 18px;
  background: var(--surface);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-3);
  text-align: center;
  animation: sheetIn .32s var(--ease-out);
}

@keyframes sheetIn {
  from { opacity: 0; transform: translateY(16px) scale(.97); }
  to { opacity: 1; transform: none; }
}

.qr-sheet__qr .qr-img, .qr-sheet__qr .qr-placeholder {
  width: 190px; height: 190px; margin: 0 auto;
}

.qr-sheet__hint { margin-top: 16px; font-size: 13.5px; color: var(--ink-3); }

.qr-sheet__close {
  margin-top: 14px;
  width: 100%;
  min-height: 44px;
  border-radius: 11px;
  background: var(--surface-2);
  color: var(--ink-2);
  font-size: 14.5px;
}

/* 浮层打开时锁掉背景滚动 */
body.is-locked { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  .qr-sheet__card { animation: none; }
}

/* ---------- 19. 右侧悬浮条 ---------- */
.slider-bar {
  position: fixed;
  right: 18px; top: 50%;
  transform: translateY(-50%);
  z-index: 150;
  background: rgba(255, 255, 255, .9);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--sh-2);
  overflow: hidden;
  width: 72px;
}

.slider-bar__item {
  display: block;
  padding: 14px 4px;
  text-align: center;
  font-size: 12px;
  color: var(--ink-2);
  border-bottom: 1px solid var(--line-2);
  position: relative;
  transition: background .25s var(--ease), color .25s var(--ease);
}

.slider-bar__item:last-child { border-bottom: 0; }
.slider-bar__item:hover { background: linear-gradient(135deg, var(--primary), var(--primary-600)); color: #fff; }
.slider-bar__icon { display: block; margin: 0 auto 6px; }

.slider-bar__pop {
  position: absolute; right: 84px; top: 50%;
  transform: translateY(-50%) translateX(8px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--sh-3);
  padding: 14px;
  width: 158px;
  text-align: center;
  color: var(--ink);
  font-size: 13px;
  opacity: 0; visibility: hidden;
  transition: opacity .25s var(--ease), transform .3s var(--ease-out), visibility .25s;
}

.slider-bar__item:hover .slider-bar__pop { opacity: 1; visibility: visible; transform: translateY(-50%); }

.qr-placeholder {
  width: 126px; height: 126px;
  margin: 0 auto 8px;
  border-radius: var(--r-sm);
  background: repeating-conic-gradient(var(--ink) 0 25%, #fff 0 50%) 50% / 13px 13px;
}

.qr-img {
  width: 126px; height: 126px;
  margin: 0 auto 8px;
  border-radius: var(--r-sm);
  background: #fff;
  padding: 6px;
  object-fit: contain;
}

/* ---------- 20. 页脚 ---------- */
.site-footer { background: var(--deep-900); color: rgba(255, 255, 255, .58); font-size: 13.5px; }

.footer__main { display: flex; gap: 68px; padding: 72px 0 56px; }
.footer__brand { width: 340px; flex-shrink: 0; }
.footer__brand .logo { margin-bottom: 20px; color: #fff; }
.footer__intro { line-height: 2.05; }
.footer__contact { margin-top: 22px; line-height: 1.9; font-size: 12.5px; letter-spacing: .5px; }

/* 唯一的联系方式，做大做醒目并可直接拨号 */
.footer__phone {
  display: inline-block;
  margin-top: 6px;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: .5px;
  color: #fff;
  font-variant-numeric: tabular-nums;
  transition: color .25s var(--ease);
}
.footer__phone:hover { color: var(--sky); }

.footer__cols { display: flex; gap: 68px; flex: 1; }
.footer__col-title { color: #fff; font-size: 14.5px; font-weight: 600; margin-bottom: 20px; }
.footer__col li { margin-bottom: 12px; }
.footer__col a { transition: color .2s var(--ease), padding-left .25s var(--ease); }
.footer__col a:hover { color: var(--sky); padding-left: 4px; }

.footer__qrs { display: flex; gap: 22px; }
.footer__qr { text-align: center; font-size: 12.5px; }
.footer__qr .qr-placeholder, .footer__qr .qr-img { width: 98px; height: 98px; }

.footer__links { padding: 22px 0; border-top: 1px solid rgba(255, 255, 255, .07); line-height: 2.1; font-size: 12.5px; }
.footer__links a { margin-right: 16px; }
.footer__links a:hover { color: var(--sky); }

.footer__copy {
  background: rgba(0, 0, 0, .28);
  padding: 20px 0;
  text-align: center;
  font-size: 12.5px;
  color: rgba(255, 255, 255, .38);
  line-height: 2;
}

/* ---------- 21. 杂项 ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split--wide { grid-template-columns: 1.15fr .85fr; }

.prose p { font-size: 15px; color: var(--ink-2); line-height: 2.05; margin-bottom: 18px; }
.prose p:last-child { margin-bottom: 0; }

.tag-row { display: flex; flex-wrap: wrap; gap: 12px; }

.tag {
  height: 38px; padding: 0 18px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 14px;
  line-height: 36px;
  transition: all .3s var(--ease-out);
}

.tag:hover {
  border-color: var(--primary);
  color: var(--primary-700);
  background: var(--primary-050);
  transform: translateY(-2px);
}

.notice {
  padding: 18px 22px;
  border-radius: var(--r);
  background: var(--accent-050);
  border: 1px solid rgba(255, 101, 52, .18);
  border-left: 3px solid var(--accent);
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.95;
}

/* 统计小卡 */
.stat-tile {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 30px 26px;
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease);
}
.stat-tile:hover { transform: translateY(-4px); box-shadow: var(--sh-2); }
.stat-tile__num {
  font-size: 36px; font-weight: 700; line-height: 1.1; letter-spacing: -.5px;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(120deg, var(--primary), var(--primary-700));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat-tile__label { margin-top: 10px; font-size: 13.5px; color: var(--ink-3); }

/* 滚动进度条 */
.scroll-progress {
  position: fixed; top: 0; left: 0;
  height: 3px; width: 0;
  background: linear-gradient(90deg, var(--primary), var(--sky));
  z-index: 300;
  transition: width .1s linear;
}

/* ---------- 22. 响应式 ---------- */
@media (max-width: 1240px) {
  .slider-bar { display: none; }
  .dock { display: flex; }
  /* 给吸底条让出高度，否则盖住页脚最后一行 */
  body { padding-bottom: calc(62px + env(safe-area-inset-bottom)); }
}

/* 920~1240 这段是窄笔记本，不是手机：收成居中悬浮条，别铺满像手机 app */
@media (min-width: 921px) and (max-width: 1240px) {
  .dock {
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    bottom: 20px;
    width: min(560px, calc(100% - 48px));
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: var(--sh-3);
  }
  body { padding-bottom: 96px; }
}

/* 品牌名较长，中等宽度先收紧间距，再让位给下拉菜单 */
@media (max-width: 1100px) {
  .site-header__inner { gap: 26px; }
  .nav { gap: 22px; }
  .nav__item { font-size: 14.5px; }
}

@media (max-width: 920px) {
  .nav-toggle { display: grid; }
  /* .nav 收起后变成绝对定位、脱离文档流，没人再把右侧按钮推到边上 */
  .header__actions { margin-left: auto; }
  /* 放大镜目前只是装饰、没有搜索功能，窄屏直接让位给导航与 CTA */
  .header__search { display: none; }
  .nav {
    position: absolute;
    top: calc(var(--header-h) - 6px);
    left: 0; right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0;
    background: rgba(255, 255, 255, .97);
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
    border-radius: var(--r);
    box-shadow: var(--sh-3);
    overflow: hidden;
  }
  .nav.is-open { display: flex; }
  .nav__item {
    line-height: 1;
    padding: 15px 24px;
    color: var(--ink-2);
    font-size: 15px;
  }
  .nav__item::after { display: none; }
  .nav__item:hover { color: var(--primary); background: var(--surface-2); }
  .nav__item.is-active { color: var(--primary); background: var(--primary-050); font-weight: 500; }
}

@media (max-width: 1080px) {
  .grid--5 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .advisor { padding: 26px 22px 22px; }
  .footer__main { flex-wrap: wrap; gap: 40px; }
  .footer__brand { width: 100%; }
}

@media (max-width: 900px) {
  .all-block { padding: 68px 0; }
  .split, .split--wide { grid-template-columns: 1fr; gap: 36px; }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .hero { min-height: 560px; }
  .hero__stat { padding-right: 28px; margin-right: 28px; }
}

/* 极窄屏：品牌名与 CTA 同时收缩，保证头部一行放得下 */
@media (max-width: 440px) {
  .site-header__inner { gap: 12px; }
  .header__actions { gap: 10px; }
  .logo { font-size: 16.5px; gap: 8px; }
  .logo__mark { width: 30px; height: 30px; font-size: 14px; border-radius: 9px; }
  .logo__mark--img { width: 32px; height: 32px; }
  .site-header .btn { height: 36px; padding: 0 15px; font-size: 13px; }
  .site-header .btn__arrow { display: none; }
}

@media (max-width: 720px) {
  .container { width: calc(100% - 36px); }
  .shot__img { height: 220px; }
  .shot__zoom { opacity: 1; }
  .hero { min-height: auto; }
  .hero__inner { padding: calc(var(--header-h) + 44px) 0 52px; }
  .hero__stats { margin-top: 40px; gap: 26px 0; }
  .hero__stat { border-right: 0; padding-right: 0; margin-right: 0; width: 50%; }
  .hero__stat-num { font-size: 30px; }
  .grid--2, .grid--3, .grid--4, .grid--5 { grid-template-columns: 1fr; }
  .sec-head { flex-direction: column; align-items: flex-start; gap: 14px; margin-bottom: 32px; }
  .sec-head--center { align-items: center; }
  .footer__cols { flex-wrap: wrap; gap: 32px; }
  .footer__qrs { width: 100%; }
  .page-hero { min-height: 300px; }
  .plan, .entry-card { padding: 28px 24px; }
}

/* ==========================================================================
   23. 信任背书模块
   带 .is-placeholder 的是尚无真实素材的占位，视觉上刻意与正式内容区分
   ========================================================================== */

/* ---- 学员 offer 去向企业墙 ----
   两列铺开，每个行业一块；中英双语标签对照爱思益 */
.logowall {
  display: grid;
  /* minmax(0,1fr) 而不是 1fr：grid 项默认 min-width:auto，
     里面的 logo 格子会把轨道顶宽，窄屏整页会横向溢出 */
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px 34px;
}

.logowall__label {
  display: flex;
  align-items: baseline;
  gap: 9px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.logowall__label b {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}

.logowall__label i {
  font-style: normal;
  font-size: 11.5px;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: var(--primary);
  opacity: .8;
}

.logowall__grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 9px;
}

.logo-tile {
  aspect-ratio: 5 / 2;
  display: grid;
  place-items: center;
  padding: 10px 12px;
  border-radius: 7px;
  background: var(--surface);
  border: 1px solid var(--line);
  transition: transform .3s var(--ease-out), box-shadow .3s var(--ease),
    border-color .3s var(--ease), background .3s var(--ease);
}

.logo-tile img {
  width: auto;
  height: 100%;
  max-width: 100%;
  max-height: 26px;
  object-fit: contain;
  /* 默认灰度压暗，hover 还原品牌色——40 个品牌色同时出现会很吵 */
  filter: grayscale(1) brightness(.55);
  opacity: .75;
  transition: filter .35s var(--ease), opacity .35s var(--ease),
    transform .35s var(--ease-out);
}

.logo-tile:hover img {
  filter: none;
  opacity: 1;
  transform: scale(1.06);
}

.logo-tile:hover { transform: translateY(-2px); box-shadow: var(--sh-2); border-color: var(--primary-100); }

.logo-tile span {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink);
  text-align: center;
  line-height: 1.3;
  letter-spacing: .3px;
  white-space: nowrap;
  /* 名字比格子长时整体缩放，不换行不溢出 */
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.logo-tile:hover {
  background: var(--primary-050);
}
.logo-tile:hover span { color: var(--primary-700); }

/* 占位态才用弱化文字 */
.logo-tile.is-placeholder span { font-weight: 400; color: var(--ink-4); }

/* 占位态：斜纹 + 虚线，一眼看出是空的 */
.logo-tile.is-placeholder {
  background: repeating-linear-gradient(
    135deg, var(--surface-2), var(--surface-2) 6px,
    transparent 6px, transparent 12px
  );
  border-style: dashed;
  border-color: var(--line-2);
}
.logo-tile.is-placeholder:hover { transform: none; box-shadow: none; border-color: var(--line); }

@media (max-width: 900px) {
  .logowall { grid-template-columns: minmax(0, 1fr); }
}

/* ---- 近期捷报 ---- */
/* ---- 捷报跑马灯 ----
   两行反向滚动，内容各复制一份做无缝循环。悬停暂停，
   开了「减弱动态效果」就完全停下、退回可手动横滑的普通列表 */
.marquee { display: grid; gap: 22px; }

.marquee__row {
  overflow: hidden;
  /* 两端淡出，避免卡片被硬生生切断 */
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}

.marquee__track {
  display: flex;
  gap: 22px;
  width: max-content;
  animation: marqueeShift 78s linear infinite;
}
.marquee__row--rev .marquee__track { animation-direction: reverse; }
.marquee:hover .marquee__track { animation-play-state: paused; }

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

/* 跑马灯里的卡片要定宽，否则 flex 会把它们压扁 */
.marquee .win { width: 430px; flex-shrink: 0; margin: 0; }
.marquee .win--featured { border-color: var(--primary-100); background: var(--primary-050); }

@media (max-width: 720px) {
  .marquee .win { width: 300px; }
  .marquee__track { animation-duration: 58s; }
}

@media (prefers-reduced-motion: reduce) {
  .marquee__track { animation: none; }
  .marquee__row { overflow-x: auto; -webkit-mask-image: none; mask-image: none; }
  /* 动画停了就不需要那份复制品，但 CSS 删不掉节点，只能让它们仍可滑动 */
}

.win {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 26px 24px;
  overflow: hidden;
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease);
}

.win::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--primary), var(--sky));
}

.win:hover { transform: translateY(-5px); box-shadow: var(--sh-2); }

.win__tag {
  display: inline-block;
  padding: 4px 11px;
  border-radius: 999px;
  background: var(--primary-050);
  border: 1px solid var(--primary-100);
  color: var(--primary-700);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .3px;
}

.win__flow {
  margin-top: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.win__from { font-size: 14px; color: var(--ink-3); }
.win__arrow { color: var(--primary); display: grid; place-items: center; }
.win__to { font-size: 16px; font-weight: 600; color: var(--ink); }

.win__highlight {
  margin-top: 12px;
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--accent-050);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
}

.win__note { margin-top: 14px; font-size: 13.5px; color: var(--ink-3); line-height: 1.85; }

.win.is-placeholder { border-style: dashed; background: var(--surface-2); }
.win.is-placeholder::before { background: var(--line); }
.win.is-placeholder .win__to { color: var(--ink-3); }
.win.is-placeholder .win__highlight { background: var(--surface-3); color: var(--ink-4); }

/* ---- 权威背书 ---- */
.authority {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 30px 26px;
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease);
}

.authority:hover { transform: translateY(-5px); box-shadow: var(--sh-2); }

.authority__icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary-050), var(--primary-100));
  color: var(--primary);
  display: grid; place-items: center;
  margin-bottom: 18px;
}

.authority__title { font-size: 17px; font-weight: 600; color: var(--ink); }
.authority__desc { margin-top: 10px; font-size: 13.5px; color: var(--ink-3); line-height: 1.85; }

.authority.is-placeholder {
  border-style: dashed;
  background: var(--surface-2);
}
.authority.is-placeholder .authority__icon {
  background: var(--surface-3);
  color: var(--ink-4);
}

.authority__flag {
  position: absolute;
  top: 16px; right: 16px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--surface-3);
  color: var(--ink-4);
  font-size: 11px;
  letter-spacing: .5px;
}

/* ---- 服务保障 ---- */
.guarantee {
  display: flex;
  gap: 18px;
  padding: 26px 24px;
  border-radius: var(--r);
  background: var(--surface);
  border: 1px solid var(--line);
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease), border-color .4s var(--ease);
}

.guarantee:hover { transform: translateY(-4px); box-shadow: var(--sh-2); border-color: var(--primary-100); }

.guarantee__icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--primary), var(--primary-600));
  color: #fff;
  display: grid; place-items: center;
  box-shadow: var(--sh-primary);
}

.guarantee__title { font-size: 16px; font-weight: 600; color: var(--ink); }
.guarantee__desc { margin-top: 8px; font-size: 13.5px; color: var(--ink-3); line-height: 1.85; }

@media (max-width: 720px) {
  .logowall__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .guarantee { flex-direction: column; gap: 14px; }
}