/* ============================================================
   燊安海外教育 SUNAI LTD — 全站样式
   风格：欧美编辑风 Editorial / Ivy League
   米白纸感底 × 墨黑 × 常春藤绿 × 古铜金点缀 × 衬线大标题
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root {
  --navy-900: #14120d;
  --navy-800: #1c1913;
  --navy-700: #26221a;
  --blue-deep: #14382b;
  --blue-600: #1e5240;
  --blue-500: #2a6650;
  --blue-400: #4d7f6a;
  --cyan-400: #9dc63b;
  --cyan-300: #c6f24e;
  --mint-400: #c6f24e;
  --mint-300: #dcfa7d;
  --mint-100: #f0f8d8;
  --brand-rgb: 30, 82, 64;
  --scrim-rgb: 9, 13, 9;
  --on-acc: #0d120e;
  --acc-rgb: 198, 242, 78;
  --acc: #c6f24e;
  --acc-deep: #a9d92e;
  --ink-900: #191712;
  --ink-700: #3d3a32;
  --ink-500: #6b675c;
  --ink-300: #9b968a;
  --line: rgba(25, 23, 18, .13);
  --paper: #f7f6f1;
  --paper-soft: #efeee6;
  --paper-tint: #e7e6db;
  --dark: #0d120e;
  --dark-2: #141b15;

  --grad-brand: linear-gradient(120deg, #1e5240 0%, #2a6650 100%);
  --grad-cta: linear-gradient(120deg, #c6f24e 0%, #b3e636 100%);
  --grad-soft: linear-gradient(135deg, #f1efe8 0%, #eae7dd 100%);
  --grad-sky: linear-gradient(165deg, #f7f6f1 0%, #efece3 100%);
  --grad-dark: linear-gradient(165deg, #121812 0%, #0b0f0b 100%);

  --radius-s: 3px;
  --radius-m: 4px;
  --radius-l: 6px;
  --radius-xl: 8px;

  --shadow-s: 0 1px 2px rgba(25, 23, 18, .05);
  --shadow-m: 0 14px 40px rgba(25, 23, 18, .09);
  --shadow-l: 0 30px 70px rgba(20, 18, 13, .22);
  --shadow-glow: none;

  --font-serif: "Fraunces", "Noto Serif SC", "Songti SC", "STSong", "Source Han Serif SC", "SimSun", serif;
  --font-sans: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

  --container: 1200px;
  --header-h: 78px;
}

/* ---------- Reset & Base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink-900);
  background: var(--paper);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.18; letter-spacing: -.01em; }
p { margin: 0; }
::selection { background: rgba(var(--brand-rgb), .18); }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 50px;
  padding: 0 30px;
  border-radius: 2px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .06em;
  transition: background .25s ease, color .25s ease, border-color .25s ease, transform .2s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  color: var(--on-acc);
  background: var(--acc);
  border: 1px solid var(--acc);
  font-weight: 700;
}
.btn-primary:hover { background: var(--dark); border-color: var(--dark); color: var(--acc); }
.btn-primary span { font-family: var(--font-serif); transition: transform .25s ease; }
.btn-primary:hover span { transform: translateX(4px); }
.btn-ghost {
  color: #f6f4ee;
  border: 1px solid rgba(246, 244, 238, .45);
  background: transparent;
}
.btn-ghost:hover { background: rgba(246, 244, 238, .1); border-color: rgba(246, 244, 238, .8); }
.btn-line {
  color: var(--ink-900);
  border: 1px solid rgba(25, 23, 18, .35);
  background: transparent;
}
.btn-line:hover { border-color: var(--blue-600); color: var(--blue-600); }
.btn-sm { height: 42px; padding: 0 20px; font-size: 13px; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 90;
  height: var(--header-h);
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease, backdrop-filter .3s ease;
}
.site-header.is-scrolled {
  background: rgba(246, 244, 238, .92);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 36px;
  width: 100%;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink-900);
  flex-shrink: 0;
}
.brand-logo {
  height: 38px;
  width: auto;
  display: block;
  flex-shrink: 0;
}
.brand-logo-white { display: none; }
body.on-dark-hero .site-header:not(.is-scrolled) .brand-logo-color { display: none; }
body.on-dark-hero .site-header:not(.is-scrolled) .brand-logo-white { display: block; }
.footer-brand .brand-logo { height: 44px; }
.brand-mark {
  width: 40px; height: 40px;
  border-radius: 2px;
  display: grid;
  place-items: center;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .05em;
  color: #f6f4ee;
  background: var(--blue-600);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-cn { font-size: 15.5px; font-weight: 600; letter-spacing: .1em; font-family: var(--font-serif); }
.brand-en { font-size: 9px; letter-spacing: .3em; color: var(--ink-300); font-family: var(--font-mono); text-transform: uppercase; }

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 8px;
}
.nav a {
  position: relative;
  padding: 9px 13px;
  font-size: 13.5px;
  letter-spacing: .04em;
  color: var(--ink-500);
  transition: color .2s;
}
.nav a:hover { color: var(--ink-900); }
.nav a.active { color: var(--ink-900); font-weight: 600; }
.nav a.active::after {
  content: "";
  position: absolute;
  left: 13px; right: 13px; bottom: 3px;
  height: 1px;
  background: var(--cyan-400);
}

.header-actions { margin-left: auto; display: flex; align-items: center; gap: 14px; }

/* 背景音乐开关 */
.sound-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--line-2, rgba(16, 24, 40, .16));
  background: transparent;
  color: var(--ink-500);
  cursor: pointer;
  transition: color .2s, border-color .2s, background .2s;
}
.sound-btn svg { display: block; }
.sound-btn .sb-on { display: none; }
.sound-btn:hover { color: var(--ink-900); border-color: var(--ink-400, rgba(16, 24, 40, .34)); }
.sound-btn.is-on { color: var(--acc); border-color: var(--acc); background: rgba(var(--acc-rgb, 37, 99, 235), .1); }
.sound-btn.is-on .sb-off { display: none; }
.sound-btn.is-on .sb-on { display: block; }
.sound-btn.is-want:not(.is-on) { border-color: var(--acc); color: var(--acc); }
@media (max-width: 760px) { .sound-btn { width: 30px; height: 30px; margin-left: 8px; } }
body.on-dark-hero .site-header:not(.is-scrolled) .sound-btn {
  color: rgba(244, 243, 236, .8);
  border-color: rgba(244, 243, 236, .26);
}
body.on-dark-hero .site-header:not(.is-scrolled) .sound-btn:hover {
  color: #fff;
  border-color: rgba(244, 243, 236, .5);
}
.header-actions .link-login {
  color: var(--ink-500);
  font-size: 13.5px;
  letter-spacing: .04em;
  padding: 8px 6px;
  transition: color .2s;
}
.header-actions .link-login:hover { color: var(--ink-900); }

.nav-toggle { display: none; }

.mobile-menu { display: none; }

/* Header over dark hero */
body.on-dark-hero .site-header:not(.is-scrolled) { border-bottom-color: transparent; }
body.on-dark-hero .site-header:not(.is-scrolled) .brand { color: #f4f3ec; }
body.on-dark-hero .site-header:not(.is-scrolled) .brand-en { color: rgba(244, 243, 236, .5); }
body.on-dark-hero .site-header:not(.is-scrolled) .brand-mark { background: var(--acc); color: var(--on-acc); }
body.on-dark-hero .site-header:not(.is-scrolled) .nav a { color: rgba(244, 243, 236, .72); }
body.on-dark-hero .site-header:not(.is-scrolled) .nav a:hover { color: #fff; }
body.on-dark-hero .site-header:not(.is-scrolled) .nav a.active { color: #fff; }
body.on-dark-hero .site-header:not(.is-scrolled) .nav a.active::after { background: var(--acc); }
body.on-dark-hero .site-header:not(.is-scrolled) .header-actions .link-login { color: rgba(244, 243, 236, .72); }
body.on-dark-hero .site-header:not(.is-scrolled) .header-actions .link-login:hover { color: #fff; }
body.on-dark-hero .site-header:not(.is-scrolled) .nav-toggle { border-color: rgba(244, 243, 236, .3); color: #f4f3ec; }

/* Header on light pages (login / dashboard) */
.site-header.solid {
  background: rgba(246, 244, 238, .94);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.site-header.solid .brand { color: var(--ink-900); }
.site-header.solid .brand-en { color: var(--ink-300); }
.site-header.solid .nav a { color: var(--ink-500); }
.site-header.solid .nav a:hover { color: var(--ink-900); }
.site-header.solid .nav a.active { color: var(--ink-900); }
.site-header.solid .header-actions .link-login { color: var(--ink-500); }
.site-header.solid .header-actions .link-login:hover { color: var(--ink-900); }

/* ---------- Hero ---------- */
.hero-full {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: stretch;
  color: #f4f3ec;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1.1s ease, visibility 0s linear 1.1s;
  pointer-events: none;
}
.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  transition: opacity 1.1s ease;
  pointer-events: auto;
}
.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 62% 38%;
  filter: saturate(1.05) contrast(1.02);
  transform: scale(1.06);
}
.hero-slide.is-active img {
  animation: heroZoom 9s ease-out forwards;
}
@keyframes heroZoom {
  from { transform: scale(1.06); }
  to { transform: scale(1); }
}
.slide-cap {
  position: absolute;
  right: 92px;
  bottom: 128px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .22em;
  color: rgba(244, 243, 236, .62);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .8s ease .6s, transform .8s ease .6s;
}
.hero-slide.is-active .slide-cap { opacity: 1; transform: none; }

/* Pager — 右下角控制条：序号 + 进度条 + 上下张 */
.hero-pager {
  position: absolute;
  right: 34px;
  bottom: 136px;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 9px 12px 9px 16px;
  border: 1px solid rgba(244, 243, 236, .22);
  border-radius: 999px;
  background: rgba(var(--scrim-rgb), .46);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 12px 34px rgba(0, 0, 0, .28);
}
.hp-count {
  display: flex;
  align-items: baseline;
  gap: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(244, 243, 236, .5);
  font-style: normal;
}
.hp-count b {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .01em;
  color: #f4f3ec;
  line-height: 1;
}
.hp-count i { font-style: normal; }
.hp-rail { display: flex; align-items: center; gap: 7px; }
.hp {
  display: block;
  background: none;
  border: 0;
  padding: 9px 1px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.hp i {
  display: block;
  position: relative;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: rgba(244, 243, 236, .26);
  overflow: hidden;
  transition: width .35s ease, background .35s ease;
}
.hp:hover i { background: rgba(244, 243, 236, .62); }
.hp span { display: none; }
.hp.is-active i { width: 36px; background: rgba(244, 243, 236, .22); }
.hp.is-active i::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--acc);
  transform-origin: left center;
  animation: hpProgress 6s linear forwards;
}
.hero-pager.is-paused .hp.is-active i::after { animation-play-state: paused; }
@keyframes hpProgress {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}
.hp-nav { display: flex; align-items: center; gap: 6px; margin-left: 2px; }
.hp-btn {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(244, 243, 236, .3);
  background: rgba(244, 243, 236, .06);
  color: #f4f3ec;
  cursor: pointer;
  transition: background .22s ease, border-color .22s ease, color .22s ease, transform .22s ease;
}
.hp-btn:hover {
  background: var(--acc);
  border-color: var(--acc);
  color: var(--on-acc);
  transform: translateY(-1px);
}
.hp-btn:active { transform: scale(.94); }
.hp-btn svg { display: block; }
.hero-scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(92deg,
      rgba(var(--scrim-rgb), .92) 0%,
      rgba(var(--scrim-rgb), .78) 30%,
      rgba(var(--scrim-rgb), .42) 58%,
      rgba(var(--scrim-rgb), .10) 82%),
    linear-gradient(180deg,
      rgba(var(--scrim-rgb), .55) 0%,
      transparent 30%,
      transparent 62%,
      rgba(var(--scrim-rgb), .78) 100%);
}
.hero-full::before {
  /* 垂直参考线 —— editorial 版式感 */
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background-image: linear-gradient(90deg, rgba(244, 243, 236, .05) 1px, transparent 1px);
  background-size: calc(100% / 6) 100%;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100vh;
  min-height: 100svh;
  padding-top: calc(var(--header-h) + 40px);
  padding-bottom: 0;
}.hero-copy {
  max-width: 620px;
  padding: 60px 0 48px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 0;
  border: 0;
  background: none;
  backdrop-filter: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .28em;
  color: var(--acc);
  text-transform: uppercase;
  margin-bottom: 30px;
}
.eyebrow::before {
  content: "";
  width: 40px; height: 1px;
  background: var(--acc);
}
.eyebrow .dot { display: none; }
.eyebrow .eb-brand { color: var(--acc); }
.eyebrow .eb-slash { font-style: normal; color: rgba(244, 243, 236, .3); margin: 0 1px; }
.eyebrow .eb-mod { color: rgba(244, 243, 236, .6); letter-spacing: .2em; }
.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(44px, 5.6vw, 84px);
  font-weight: 600;
  letter-spacing: .005em;
  line-height: 1.1;
  margin-bottom: 30px;
  text-shadow: 0 4px 40px rgba(0, 0, 0, .35);
}
.hero h1 .grad {
  font-style: italic;
  color: var(--acc);
}

/* 文案随轮播切换时的入场动画（每屏文案不同） */
@keyframes heroCopyIn {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-copy.is-swap h1,
.hero-copy.is-swap .hero-lead,
.hero-copy.is-swap .hero-actions,
.hero-copy.is-swap .eb-mod {
  animation: heroCopyIn .55s cubic-bezier(.2, .7, .3, 1) both;
}
.hero-copy.is-swap .hero-lead { animation-delay: .06s; }
.hero-copy.is-swap .hero-actions { animation-delay: .12s; }
.hero-copy.is-swap .eb-mod { animation-delay: .02s; }

/* 首屏文案高度测量容器（不可见，用于锁定高度防跳动） */
.hero-measure {
  position: absolute;
  left: -9999px;
  top: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: -1;
}
.hero-lead {
  max-width: 520px;
  font-size: 16.5px;
  line-height: 1.9;
  color: rgba(244, 243, 236, .82);
  text-shadow: 0 2px 24px rgba(0, 0, 0, .4);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 44px; }
.hero-actions .btn-line { color: #f4f3ec; border-color: rgba(244, 243, 236, .42); }
.hero-actions .btn-line:hover { color: var(--acc); border-color: var(--acc); }
.hero-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  margin-top: auto;
  padding: 26px 0 30px;
  border-top: 1px solid rgba(244, 243, 236, .18);
}
.hero-meta div { display: flex; flex-direction: column; }
.hero-meta strong {
  font-family: var(--font-serif);
  font-size: clamp(28px, 2.6vw, 40px);
  font-weight: 600;
  letter-spacing: -.01em;
  color: #f4f3ec;
  line-height: 1.15;
  text-shadow: 0 2px 24px rgba(0, 0, 0, .4);
}
.hero-meta span { font-size: 12px; color: rgba(244, 243, 236, .55); letter-spacing: .08em; margin-top: 4px; }

/* 当前板块直达入口（随轮播切换） */
.hero-enter {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 13px 20px;
  border: 1px solid rgba(244, 243, 236, .3);
  border-radius: 2px;
  background: rgba(var(--scrim-rgb), .38);
  backdrop-filter: blur(8px);
  color: #f4f3ec;
  transition: border-color .25s ease, background .25s ease, transform .25s ease;
}
.hero-enter:hover {
  border-color: var(--acc);
  background: rgba(var(--acc-rgb), .14);
  transform: translateY(-2px);
}
.hero-enter .he-no {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .14em;
  color: var(--acc);
}
.hero-enter .he-name {
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: .04em;
  font-family: var(--font-serif);
}
.hero-enter .he-arrow {
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(244, 243, 236, .62);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.hero-enter .he-arrow i {
  font-style: normal;
  transition: transform .25s ease;
}
.hero-enter:hover .he-arrow i { transform: translateX(4px); color: var(--acc); }
.hero-scrim { cursor: pointer; }

.hero-credit {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}
.hero-credit .cap-tag {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: .18em;
  color: var(--on-acc);
  background: var(--acc);
  border-radius: 2px;
  padding: 4px 8px;
  font-weight: 700;
}
.hero-credit .credit-text {
  font-size: 12px;
  letter-spacing: .1em;
  color: rgba(244, 243, 236, .7);
}

/* ---------- Trust strip ---------- */
.trust {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  padding: 24px 0;
}
.trust-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.trust-label {
  font-size: 10.5px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--cyan-400);
  font-family: var(--font-mono);
  white-space: nowrap;
}
.trust-list { display: flex; flex-wrap: wrap; gap: 12px 40px; align-items: center; }
.trust-list span {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-300);
  letter-spacing: .06em;
  transition: color .2s;
}
.trust-list span:hover { color: var(--ink-900); }

/* ---------- Section shell ---------- */
.section { padding: 120px 0; }
.section.tint { background: var(--paper-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 760px; margin-bottom: 64px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--ink-900);
  margin-bottom: 18px;
}
.section-tag::before {
  content: "";
  width: 32px; height: 8px;
  background: var(--acc);
}
.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 3.4vw, 46px);
  font-weight: 600;
  letter-spacing: .005em;
  margin-bottom: 18px;
}
.section-head p { font-size: 15.5px; color: var(--ink-500); line-height: 1.85; }

/* ---------- Service grid ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 34px 30px 28px;
  border-radius: 3px;
  background: #fffefb;
  border: 1px solid var(--line);
  box-shadow: none;
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.service-card::before { content: none; }
.service-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(25, 23, 18, .9);
  border-color: var(--ink-900);
}
.service-icon {
  width: 48px; height: 48px;
  border-radius: 2px;
  display: grid;
  place-items: center;
  margin-bottom: 24px;
  background: var(--paper-soft);
  border: 1px solid var(--line);
  color: var(--blue-600);
  font-size: 20px;
}
.service-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 6px;
}
.service-en {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink-300);
  margin-bottom: 16px;
}
.service-desc { font-size: 14px; color: var(--ink-500); line-height: 1.8; }
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.service-tags span {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 2px;
  color: var(--blue-600);
  background: var(--mint-100);
  letter-spacing: .05em;
}
.service-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--ink-900);
}
.service-foot .arrow { transition: transform .25s ease; color: var(--blue-600); }
.service-card:hover .service-foot .arrow { transform: translateX(5px); }
.status-pill {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .12em;
  padding: 4px 9px;
  border-radius: 2px;
  color: var(--blue-600);
  background: var(--mint-100);
}

/* Placeholder / reserved slot cards */
.service-card.is-placeholder {
  background: transparent;
  border: 1px dashed rgba(25, 23, 18, .28);
  box-shadow: none;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: 232px;
  color: var(--ink-500);
}
.service-card.is-placeholder:hover { transform: translateY(-3px); border-color: rgba(var(--brand-rgb), .55); }
.service-card.is-placeholder .ph-plus {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: grid; place-items: center;
  margin-bottom: 14px;
  font-size: 20px;
  font-weight: 300;
  color: var(--blue-600);
  background: transparent;
  border: 1px solid rgba(var(--brand-rgb), .35);
  box-shadow: none;
}
.service-card.is-placeholder strong { display: block; font-size: 15px; color: var(--ink-700); margin-bottom: 6px; }
.service-card.is-placeholder span { font-size: 12px; color: var(--ink-300); letter-spacing: .04em; }

/* ---------- Stats band ---------- */
.stats-band {
  position: relative;
  overflow: hidden;
  padding: 88px 0;
  background: var(--acc);
  color: var(--on-acc);
  border-top: 1px solid rgba(25, 23, 18, .12);
  border-bottom: 1px solid rgba(25, 23, 18, .12);
}
.stats-band::before { content: none; }
.stats-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.stat { text-align: center; padding: 0 12px; }
.stat strong {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1.1;
  color: var(--on-acc);
}
.stat span {
  font-size: 12px;
  color: rgba(13, 18, 14, .66);
  letter-spacing: .14em;
  margin-top: 8px;
  display: inline-block;
}

/* ---------- Membership ---------- */
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}
.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 38px 32px 32px;
  border-radius: 3px;
  background: #fffefb;
  border: 1px solid var(--line);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.plan:hover { transform: translateY(-4px); box-shadow: var(--shadow-m); }
.plan.featured {
  color: #f4f3ec;
  border-color: var(--dark);
  background: var(--dark);
  box-shadow: var(--shadow-l);
}
.plan.featured::after {
  content: "推荐";
  position: absolute;
  top: 24px; right: 24px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
  padding: 5px 12px;
  border-radius: 2px;
  color: var(--on-acc);
  background: var(--acc);
}
.plan-name {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .04em;
  margin-bottom: 8px;
}
.plan-for { font-size: 12.5px; color: var(--ink-300); margin-bottom: 26px; line-height: 1.6; }
.plan.featured .plan-for { color: rgba(244, 243, 236, .58); }
.plan-price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 30px; }
.plan-price .cur { font-family: var(--font-sans); font-size: 16px; font-weight: 600; color: var(--blue-600); }
.plan.featured .plan-price .cur { color: var(--acc); }
.plan-price .num {
  font-family: var(--font-serif);
  font-size: 46px;
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1;
}
.plan-price .unit { font-size: 12.5px; color: var(--ink-300); letter-spacing: .04em; }
.plan.featured .plan-price .unit { color: rgba(246, 244, 238, .55); }
.plan-list { display: grid; gap: 0; margin-bottom: 32px; border-top: 1px solid var(--line); }
.plan.featured .plan-list { border-top-color: rgba(246, 244, 238, .16); }
.plan-list li {
  display: flex;
  gap: 10px;
  font-size: 13.5px;
  color: var(--ink-700);
  line-height: 1.6;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}
.plan.featured .plan-list li { color: rgba(246, 244, 238, .85); border-bottom-color: rgba(246, 244, 238, .16); }
.plan-list li::before {
  content: "—";
  flex-shrink: 0;
  width: auto; height: auto;
  border-radius: 0;
  display: inline;
  font-size: 13px;
  font-weight: 500;
  color: var(--acc-deep);
  background: none;
  margin-top: 0;
}
.plan.featured .plan-list li::before { color: var(--cyan-300); background: none; }
.plan .btn { margin-top: auto; }
.plan.featured .btn-line {
  color: var(--on-acc);
  background: var(--acc);
  border: 0;
}
.plan.featured .btn-line:hover { background: #fffefb; }

/* ---------- About / split ---------- */
.split {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 72px;
  align-items: center;
}
.about-points { display: grid; gap: 0; margin-top: 38px; border-top: 1px solid var(--line); }
.about-point {
  display: flex;
  gap: 18px;
  padding: 22px 2px;
  border-radius: 0;
  background: none;
  border: 0;
  border-bottom: 1px solid var(--line);
  box-shadow: none;
}
.about-point .n {
  flex-shrink: 0;
  width: auto; height: auto;
  border-radius: 0;
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--acc-deep);
  background: none;
  padding-top: 3px;
}
.about-point strong { display: block; font-size: 15px; margin-bottom: 4px; font-weight: 600; }
.about-point p { font-size: 13.5px; color: var(--ink-500); line-height: 1.75; }

.about-panel {
  position: relative;
  padding: 44px;
  border-radius: 4px;
  overflow: hidden;
  color: #f4f3ec;
  background: var(--grad-dark);
  box-shadow: var(--shadow-l);
}
.about-panel::before { content: none; }
.about-panel > * { position: relative; }
.about-panel-media {
  margin-bottom: 24px;
  border-radius: 2px;
  overflow: hidden;
  border: 1px solid rgba(244, 243, 236, .2);
}
.about-panel-media img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  display: block;
}
.about-panel h3 { font-family: var(--font-serif); font-size: 26px; font-weight: 600; margin-bottom: 12px; letter-spacing: .03em; }
.about-panel .lead { font-size: 14px; color: rgba(244, 243, 236, .72); margin-bottom: 32px; line-height: 1.9; }
.about-kv { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(244, 243, 236, .14); border-radius: 0; overflow: hidden; }
.about-kv div { padding: 18px 20px; background: rgba(244, 243, 236, .05); }
.about-kv span { display: block; font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--acc); margin-bottom: 6px; font-family: var(--font-mono); }
.about-kv strong { font-size: 14px; font-weight: 500; }

/* ---------- Hong Kong image band ---------- */
.hk-band {
  position: relative;
  height: 500px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}
.hk-band-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 120%;
  object-fit: cover;
  filter: saturate(1.05);
}
.hk-band-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(13, 18, 14, .32) 0%, rgba(13, 18, 14, .08) 40%, rgba(13, 18, 14, .84) 100%);
}
.hk-band-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-bottom: 56px;
  color: #f4f3ec;
}
.hk-band-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .26em;
  color: var(--on-acc);
  background: var(--acc);
  padding: 5px 12px;
  border-radius: 2px;
  margin-bottom: 18px;
  font-weight: 700;
}
.hk-band-inner h2 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 3.6vw, 50px);
  font-weight: 600;
  margin-bottom: 14px;
}
.hk-band-inner p {
  max-width: 560px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(244, 243, 236, .82);
}

/* ---------- CTA ---------- */
.cta-band { padding: 0 0 120px; }
.cta-box {
  position: relative;
  overflow: hidden;
  padding: 76px 64px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  color: var(--on-acc);
  background: var(--acc);
}
.cta-box::after { content: none; }
.cta-box h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: .01em;
}
.cta-box p { font-size: 15px; color: rgba(13, 18, 14, .68); max-width: 460px; line-height: 1.8; }
.cta-actions { position: relative; z-index: 2; display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer {
  background: #100e0a;
  color: rgba(246, 244, 238, .6);
  padding: 84px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, .7fr);
  gap: 40px;
  padding-bottom: 56px;
}
.footer-brand .brand { margin-bottom: 20px; }
.footer-brand p { font-size: 13.5px; line-height: 1.9; max-width: 320px; color: rgba(246, 244, 238, .45); }
.footer-brand .brand-cn { color: #f6f4ee; }
.footer-brand .brand-en { color: rgba(246, 244, 238, .4); }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--cyan-400);
  margin-bottom: 20px;
  font-weight: 500;
}
.footer-col a {
  display: block;
  font-size: 13.5px;
  padding: 7px 0;
  color: rgba(246, 244, 238, .55);
  transition: color .2s;
}
.footer-col a:hover { color: #f6f4ee; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding: 24px 0 30px;
  border-top: 1px solid rgba(246, 244, 238, .1);
  font-size: 12px;
  color: rgba(246, 244, 238, .38);
  letter-spacing: .04em;
}
.footer-bottom .mono { font-family: var(--font-mono); letter-spacing: .12em; }

/* ---------- Auth page ---------- */
.auth-page {
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  padding-top: var(--header-h);
}
.auth-aside {
  position: relative;
  overflow: hidden;
  padding: 72px 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--ink-900);
  background:
    radial-gradient(720px 420px at 88% -6%, rgba(169, 217, 46, .14), transparent 60%),
    var(--grad-sky);
}
.auth-aside::before {
  content: "";
  position: absolute; inset: 0;
  background-image: linear-gradient(90deg, rgba(25, 23, 18, .05) 1px, transparent 1px);
  background-size: calc(100% / 6) 100%;
}
.auth-aside-inner { position: relative; z-index: 2; max-width: 440px; }
.auth-aside h1 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 3.2vw, 44px);
  font-weight: 600;
  margin-bottom: 18px;
}
.auth-aside p { font-size: 15px; line-height: 1.9; color: var(--ink-500); }
.auth-features { display: grid; gap: 0; margin-top: 40px; border-top: 1px solid var(--line); }
.auth-feature {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 2px;
  border-radius: 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  backdrop-filter: none;
}
.auth-feature i {
  flex-shrink: 0;
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border-radius: 2px;
  background: transparent;
  border: 1px solid rgba(var(--brand-rgb), .4);
  color: var(--blue-600);
  font-style: normal;
  font-size: 13px;
}
.auth-feature strong { display: block; font-size: 14px; margin-bottom: 2px; font-weight: 600; }
.auth-feature span { font-size: 12.5px; color: var(--ink-500); }

.auth-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 56px 40px;
  background: #fffefb;
}
.auth-card { width: 100%; max-width: 400px; }
.auth-tabs {
  display: flex;
  gap: 0;
  padding: 0;
  border-radius: 0;
  background: none;
  border-bottom: 1px solid var(--line);
  margin-bottom: 32px;
}
.auth-tabs button {
  flex: 1;
  height: 44px;
  border-radius: 0;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--ink-300);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all .22s;
}
.auth-tabs button.active {
  color: var(--ink-900);
  background: none;
  box-shadow: none;
  border-bottom-color: var(--blue-600);
}
.auth-card h2 { font-family: var(--font-serif); font-size: 28px; font-weight: 600; margin-bottom: 8px; }
.auth-card .hint { font-size: 13.5px; color: var(--ink-500); margin-bottom: 30px; }

.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-700);
  margin-bottom: 8px;
}
.field .input-wrap { position: relative; }
.field input {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border-radius: 2px;
  border: 1px solid rgba(25, 23, 18, .22);
  background: #fffefb;
  font-family: inherit;
  font-size: 14.5px;
  color: var(--ink-900);
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.field input::placeholder { color: var(--ink-300); }
.field input:focus {
  outline: none;
  background: #fff;
  border-color: var(--blue-600);
  box-shadow: 0 0 0 3px rgba(var(--brand-rgb), .12);
}
.field input.is-error { border-color: #b3403a; box-shadow: 0 0 0 3px rgba(179, 64, 58, .12); }
.field .toggle-pw {
  position: absolute;
  right: 6px; top: 6px;
  width: 36px; height: 36px;
  border-radius: 2px;
  display: grid; place-items: center;
  font-size: 15px;
  color: var(--ink-300);
}
.field .toggle-pw:hover { color: var(--ink-900); background: var(--paper-soft); }
.field-row { display: flex; align-items: center; justify-content: space-between; margin: 22px 0 26px; font-size: 13px; }
.checkbox { display: flex; align-items: center; gap: 8px; color: var(--ink-500); cursor: pointer; }
.checkbox input { width: 15px; height: 15px; accent-color: var(--blue-600); }
.field-row a { color: var(--blue-600); font-weight: 600; }
.form-msg {
  display: none;
  padding: 11px 14px;
  border-radius: 2px;
  font-size: 13px;
  margin-bottom: 16px;
  line-height: 1.5;
}
.form-msg.show { display: block; }
.form-msg.error { color: #96271f; background: #faeceb; border: 1px solid #eac3c0; }
.form-msg.ok { color: #1d5a38; background: #ecf4ee; border: 1px solid #c3d8c9; }
.auth-alt {
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  text-align: center;
  font-size: 13px;
  color: var(--ink-500);
}
.auth-alt b { color: var(--blue-600); cursor: pointer; }
.demo-note {
  margin-top: 24px;
  padding: 14px 16px;
  border-radius: 2px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-500);
  background: var(--paper-soft);
  border: 1px dashed rgba(25, 23, 18, .22);
}
.demo-note b { color: var(--ink-900); font-family: var(--font-mono); }

/* ---------- Dashboard ---------- */
.dash {
  min-height: 100svh;
  padding: calc(var(--header-h) + 44px) 0 90px;
  background: var(--paper);
}
.dash-grid {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 28px;
  align-items: start;
}
.dash-side {
  padding: 24px;
  border-radius: 3px;
  background: #fffefb;
  border: 1px solid var(--line);
  box-shadow: none;
  position: sticky;
  top: calc(var(--header-h) + 24px);
}
.dash-user { display: flex; align-items: center; gap: 12px; padding-bottom: 20px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.avatar {
  width: 44px; height: 44px;
  border-radius: 2px;
  display: grid; place-items: center;
  color: #f6f4ee;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 16px;
  background: var(--blue-600);
}
.dash-user strong { display: block; font-size: 14px; }
.dash-user span { font-size: 10.5px; color: var(--ink-300); font-family: var(--font-mono); letter-spacing: .08em; }
.dash-nav { display: grid; gap: 2px; }
.dash-nav button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 11px 13px;
  border-radius: 2px;
  font-size: 13.5px;
  color: var(--ink-500);
  text-align: left;
  transition: all .2s;
}
.dash-nav button:hover { background: var(--paper-soft); color: var(--ink-900); }
.dash-nav button.active { color: var(--blue-600); background: var(--mint-100); font-weight: 600; }
.dash-nav button i { font-style: normal; opacity: .8; }
.dash-nav .logout { color: #b3403a; margin-top: 8px; }
.dash-nav .logout:hover { background: #faeceb; color: #96271f; }

.dash-main { display: grid; gap: 22px; }
.dash-hero {
  position: relative;
  overflow: hidden;
  padding: 38px 40px;
  border-radius: 3px;
  color: #f6f4ee;
  background: linear-gradient(165deg, var(--blue-500) 0%, var(--blue-deep) 100%);
}
.dash-hero h1 { font-family: var(--font-serif); font-size: 26px; font-weight: 600; margin-bottom: 8px; }
.dash-hero p { font-size: 14px; color: rgba(246, 244, 238, .68); }
.dash-hero .pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 22px;
  padding: 6px 14px;
  border-radius: 2px;
  font-size: 12px;
  color: var(--navy-900);
  background: var(--cyan-300);
  font-weight: 600;
  letter-spacing: .04em;
}
.card {
  padding: 28px;
  border-radius: 3px;
  background: #fffefb;
  border: 1px solid var(--line);
  box-shadow: none;
}
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.card-head h3 { font-size: 16px; font-weight: 600; }
.card-head a, .card-head button { font-size: 12.5px; color: var(--blue-600); font-weight: 600; }
.dash-cols { display: grid; grid-template-columns: 1.25fr .75fr; gap: 22px; }
.lesson-list { display: grid; gap: 10px; }
.lesson {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  border-radius: 2px;
  background: var(--paper-soft);
}
.lesson .ico {
  width: 38px; height: 38px;
  border-radius: 2px;
  display: grid; place-items: center;
  background: #fffefb;
  border: 1px solid var(--line);
  font-size: 16px;
}
.lesson strong { display: block; font-size: 13.5px; }
.lesson span { font-size: 11.5px; color: var(--ink-300); }
.lesson .go { margin-left: auto; font-size: 12px; color: var(--blue-600); font-weight: 600; }
.progress { height: 3px; border-radius: 0; background: rgba(25, 23, 18, .1); overflow: hidden; margin-top: 8px; }
.progress span { display: block; height: 100%; border-radius: 0; background: var(--blue-600); }
.empty {
  padding: 38px 20px;
  text-align: center;
  border-radius: 2px;
  border: 1px dashed rgba(25, 23, 18, .22);
  background: var(--paper-soft);
}
.empty strong { display: block; font-size: 14px; margin-bottom: 6px; }
.empty span { font-size: 12.5px; color: var(--ink-300); }
.kv-list { display: grid; gap: 0; }
.kv-list div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.kv-list div:last-child { border-bottom: 0; }
.kv-list span { color: var(--ink-500); }
.kv-list b { font-weight: 600; }

/* ---------- Quiz embed（模拟测试中心） ---------- */
.quiz-section { margin-top: 64px; padding-top: 56px; border-top: 1px solid var(--line); }
.schools-section { margin-top: 64px; padding-top: 56px; border-top: 1px solid var(--line); }

/* ============================================================
   申请路径 — 香港升学板块
   ============================================================ */
.apply-section { margin-top: 64px; padding-top: 56px; border-top: 1px solid var(--line); }
.apply-sub {
  position: relative;
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--ink-900);
  margin: 48px 0 20px;
  padding-left: 0;
}
.apply-sub::before {
  content: "";
  position: absolute;
  left: 0; bottom: -8px;
  width: 40px; height: 6px;
  background: var(--acc);
}

/* 为什么选择 —— 六个优势 */
.apply-reasons {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.reason {
  background: #fffefb;
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 18px 16px;
  transition: border-color .25s ease;
}
.reason:hover { border-color: rgba(var(--brand-rgb), .4); }
.reason-icon { font-size: 18px; display: block; margin-bottom: 10px; line-height: 1; }
.reason strong { display: block; font-size: 14px; font-weight: 600; color: var(--ink-900); }
.reason p { font-size: 12px; color: var(--ink-500); line-height: 1.65; margin-top: 6px; }

/* 三条路径 */
.apply-ways {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.way {
  background: #fffefb;
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
  box-shadow: none;
  display: flex;
  flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.way:hover { transform: translateY(-4px); box-shadow: var(--shadow-m); border-color: rgba(var(--brand-rgb), .4); }
.way-img { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--paper-tint); }
.way-img img { width: 100%; height: 100%; object-fit: cover; display: block; filter: saturate(.82); }
.way-img::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20, 18, 13, .14) 0%, rgba(20, 18, 13, 0) 45%);
}
.way-tag {
  position: absolute; left: 12px; top: 12px; z-index: 2;
  background: rgba(255, 254, 251, .96);
  color: var(--blue-600);
  font-size: 11px; font-weight: 700;
  padding: 5px 11px;
  border-radius: 2px;
  letter-spacing: .06em;
}
.way-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.way-body h4 { font-family: var(--font-serif); font-size: 19px; font-weight: 600; color: var(--ink-900); }
.way-schools { font-size: 12.5px; font-weight: 600; color: var(--blue-600); margin-top: 8px; line-height: 1.55; }
.way-target { font-size: 12.5px; color: var(--ink-500); margin-top: 5px; }
.way-body ul { margin-top: 14px; display: grid; gap: 8px; }
.way-body li {
  position: relative;
  padding-left: 15px;
  font-size: 13px;
  line-height: 1.62;
  color: var(--ink-700);
}
.way-body li::before {
  content: "";
  position: absolute; left: 0; top: 8px;
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--acc-deep);
}

/* 时间线 */
.apply-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  padding-top: 18px;
}
.tl {
  position: relative;
  background: #fffefb;
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 22px 16px 18px;
}
.tl-dot {
  position: absolute; top: -13px; left: 16px;
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--navy-900);
  color: #f6f4ee; font-size: 11.5px; font-weight: 600;
  display: grid; place-items: center;
  font-family: var(--font-mono);
  box-shadow: none;
}
.tl b { display: block; font-size: 11px; font-weight: 600; color: var(--blue-600); margin-top: 6px; letter-spacing: .08em; font-family: var(--font-mono); }
.tl strong { display: block; font-size: 14.5px; font-weight: 600; color: var(--ink-900); margin-top: 4px; }
.tl p { font-size: 12px; color: var(--ink-500); line-height: 1.6; margin-top: 6px; }

/* 材料 + 建议 */
.apply-two-col {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 28px;
  margin-top: 48px;
  align-items: start;
}
.apply-two-col .apply-sub { margin-top: 0; }
.apply-materials { display: grid; gap: 9px; }
.apply-materials li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13.5px; color: var(--ink-700);
  background: #fffefb;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 12px 15px;
}
.apply-materials li::before {
  content: "—";
  color: var(--acc-deep);
  font-weight: 600;
  font-size: 13px;
  line-height: 1.5;
}
.apply-tip {
  background: #fffefb;
  border: 1px solid var(--line);
  border-top: 3px solid var(--acc);
  border-radius: 3px;
  padding: 26px 28px;
}
.apply-tip strong { display: block; font-family: var(--font-serif); font-size: 17px; font-weight: 600; color: var(--ink-900); margin-bottom: 10px; }
.apply-tip p { font-size: 13px; color: var(--ink-700); line-height: 1.85; margin-bottom: 18px; }

/* 八大院校 */
.apply-unis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.uni {
  display: flex;
  flex-direction: column;
  background: #fffefb;
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  box-shadow: none;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.uni:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-m);
  border-color: rgba(var(--brand-rgb), .4);
}
.uni-img { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--paper-tint); }
.uni-img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; filter: saturate(.82); }
.uni:hover .uni-img img { transform: scale(1.04); }
.uni-qs {
  position: absolute; right: 10px; top: 10px;
  background: rgba(20, 18, 13, .82);
  color: #f6f4ee;
  font-size: 10.5px; font-weight: 600;
  padding: 4px 10px;
  border-radius: 2px;
  letter-spacing: .05em;
}
.uni-body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; }
.uni-name { font-family: var(--font-serif); font-size: 16.5px; font-weight: 600; color: var(--ink-900); }
.uni-name em {
  display: block;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  color: var(--ink-300);
  letter-spacing: .1em;
  margin-top: 4px;
}
.uni-tags { display: flex; flex-wrap: wrap; gap: 5px; margin: 11px 0 9px; }
.uni-tags span {
  font-size: 10.5px; font-weight: 600;
  color: var(--blue-600);
  background: var(--mint-100);
  border-radius: 2px;
  padding: 3px 9px;
  letter-spacing: .04em;
}
.uni-body p { font-size: 12.5px; color: var(--ink-500); line-height: 1.65; }

@media (max-width: 1100px) {
  .apply-reasons { grid-template-columns: repeat(3, 1fr); }
  .apply-ways { grid-template-columns: 1fr; }
  .apply-timeline { grid-template-columns: repeat(2, 1fr); }
  .apply-unis { grid-template-columns: repeat(2, 1fr); }
  .apply-two-col { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .apply-reasons { grid-template-columns: repeat(2, 1fr); }
  .apply-timeline { grid-template-columns: 1fr; }
  .apply-unis { grid-template-columns: 1fr; }
  .apply-sub { font-size: 18px; margin: 34px 0 14px; }
}

.quiz-picker { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.quiz-picker button {
  padding: 10px 18px;
  border-radius: 2px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-500);
  background: transparent;
  border: 1px solid var(--line);
  transition: all .2s;
}
.quiz-picker button:hover { color: var(--ink-900); border-color: rgba(25, 23, 18, .4); }
.quiz-picker button.active {
  color: #f6f4ee;
  background: var(--blue-600);
  border-color: var(--blue-600);
}
.quiz-frame-wrap {
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fffefb;
}
.quiz-frame {
  width: 100%;
  height: min(78vh, 760px);
  border: 0;
  display: block;
  background: #fff;
}
.quiz-links {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 16px;
  font-size: 13px;
  color: var(--ink-500);
}
.quiz-links a {
  color: var(--blue-600);
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 2px;
  background: var(--mint-100);
  transition: background .2s;
}
.quiz-links a:hover { background: var(--paper-tint); }

/* ---------- 考试方向（职业从业者考试：保险 / 证券 / 公司秘书） ---------- */
.track-section { margin-top: 56px; padding-top: 48px; border-top: 1px solid var(--line); }
.track-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.track {
  text-align: left;
  padding: 26px 24px 24px;
  border-radius: 3px;
  border: 1px solid var(--line);
  background: #fffefb;
  box-shadow: none;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  cursor: pointer;
  font: inherit;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.track:hover { transform: translateY(-3px); box-shadow: var(--shadow-m); border-color: rgba(var(--brand-rgb), .4); }
.track.active {
  border-color: var(--blue-600);
  box-shadow: none;
  background: #fffefb;
  outline: 1px solid var(--blue-600);
  outline-offset: -4px;
}
.track-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.track-abbr {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .12em;
  color: var(--blue-600);
  background: var(--mint-100);
  padding: 6px 10px;
  border-radius: 2px;
}
.track.active .track-abbr { color: #f6f4ee; background: var(--blue-600); }
.track-status {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--ink-300);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 4px 10px;
  white-space: nowrap;
}
.track-status.live { color: var(--blue-600); background: var(--mint-100); border-color: transparent; }
.track h3 { font-size: 17px; font-weight: 600; color: var(--ink-900); line-height: 1.4; }
.track p { font-size: 13.5px; color: var(--ink-500); line-height: 1.72; }
.track-meta { margin-top: auto; padding-top: 6px; font-size: 11.5px; color: var(--ink-300); font-weight: 600; letter-spacing: .06em; }

.quiz-empty {
  padding: 50px 40px;
  border-radius: 3px;
  border: 1px dashed rgba(25, 23, 18, .26);
  background: var(--paper-soft);
  text-align: center;
}
.quiz-empty-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blue-600);
  background: var(--mint-100);
  border-radius: 2px;
  padding: 5px 12px;
  margin-bottom: 16px;
}
.quiz-empty h3 { font-family: var(--font-serif); font-size: 21px; font-weight: 600; color: var(--ink-900); margin-bottom: 10px; }
.quiz-empty p { font-size: 14px; color: var(--ink-500); line-height: 1.85; max-width: 620px; margin: 0 auto 20px; }

@media (max-width: 900px) {
  .track-grid { grid-template-columns: 1fr; }
}

/* ---------- Category detail page ---------- */
.cat-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 80px) 0 80px;
  color: var(--ink-900);
  background:
    radial-gradient(720px 420px at 88% -6%, rgba(169, 217, 46, .14), transparent 60%),
    var(--grad-sky);
  border-bottom: 1px solid var(--line);
}
.cat-hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image: linear-gradient(90deg, rgba(25, 23, 18, .05) 1px, transparent 1px);
  background-size: calc(100% / 6) 100%;
}
.cat-hero-inner { position: relative; z-index: 2; max-width: 780px; }
.crumb {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-300);
  margin-bottom: 24px;
}
.crumb a:hover { color: var(--blue-600); }
.crumb span { margin: 0 8px; opacity: .5; }
.cat-hero h1 { font-family: var(--font-serif); font-size: clamp(32px, 3.8vw, 50px); font-weight: 600; margin-bottom: 16px; }
.cat-hero p { font-size: 15.5px; color: var(--ink-500); line-height: 1.9; max-width: 640px; }
.cat-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.cat-meta span {
  font-size: 12px;
  letter-spacing: .04em;
  padding: 6px 14px;
  border-radius: 2px;
  border: 1px solid rgba(25, 23, 18, .22);
  background: transparent;
  color: var(--ink-700);
}
.module-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.module {
  padding: 26px;
  border-radius: 3px;
  background: #fffefb;
  border: 1px solid var(--line);
  box-shadow: none;
  transition: border-color .25s, transform .25s;
}
.module:hover { border-color: rgba(var(--brand-rgb), .4); transform: translateY(-3px); }
.module-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.module h3 { font-size: 15.5px; font-weight: 600; }
.module .badge { font-size: 10px; padding: 3px 8px; border-radius: 2px; background: var(--mint-100); color: var(--blue-600); font-weight: 600; letter-spacing: .06em; }
.module p { font-size: 13.5px; color: var(--ink-500); line-height: 1.7; }

/* ---------- Utility / motion ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2, .7, .3, 1), transform .7s cubic-bezier(.2, .7, .3, 1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-bg img { animation: none; transform: none; }
  .hero-slide { transition: none; }
  .slide-cap { transition: none; }
  .hero-copy.is-swap h1,
  .hero-copy.is-swap .hero-lead,
  .hero-copy.is-swap .hero-actions,
  .hero-copy.is-swap .eb-mod { animation: none; }
  .hp.is-active i::after { animation: none; transform: scaleX(1); }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero-inner { min-height: 100vh; min-height: 100svh; }
  .hero-copy { max-width: 560px; }
  .hero-meta { flex-wrap: wrap; gap: 28px 40px; }
  .hero-credit { display: none; }
  .hero-enter { padding: 10px 14px; }
  .hero-enter .he-arrow { display: none; }
  .service-grid, .plan-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .auth-page { grid-template-columns: 1fr; }
  .auth-aside { display: none; }
  .dash-grid { grid-template-columns: 1fr; }
  .dash-side { position: static; }
  .dash-cols { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  :root { --header-h: 66px; }
  .container { padding: 0 20px; }
  .section { padding: 76px 0; }
  .nav { display: none; }
  .nav-toggle {
    display: grid;
    place-items: center;
    margin-left: auto;
    width: 42px; height: 42px;
    border-radius: 2px;
    border: 1px solid var(--line);
    color: var(--ink-900);
    font-size: 18px;
  }
  .site-header.solid .nav-toggle { border-color: var(--line); color: var(--ink-900); }
  .header-actions .link-login { display: none; }
  .header-actions { margin-left: 0; }
  .header-actions .btn { display: none; }
  .mobile-menu {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    z-index: 80;
    padding: 14px 20px 22px;
    background: #14120d;
    border-bottom: 1px solid rgba(246, 244, 238, .12);
    display: none;
  }
  .mobile-menu.open { display: block; }
  .mobile-menu a {
    display: block;
    padding: 13px 8px;
    font-size: 15px;
    color: rgba(246, 244, 238, .82);
    border-bottom: 1px solid rgba(246, 244, 238, .08);
  }
  .mobile-menu .btn { margin-top: 16px; width: 100%; display: inline-flex; }
  .hero { padding-top: calc(var(--header-h) + 56px); padding-bottom: 72px; }
  .hero h1 { font-size: clamp(32px, 8.4vw, 44px); }
  .hero-meta { gap: 28px; flex-wrap: wrap; }
  .hero-meta strong { font-size: 26px; }
  .service-grid, .plan-grid, .module-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .cta-box { padding: 44px 28px; }
  .about-panel { padding: 30px; }
  .about-kv { grid-template-columns: 1fr; }
  .auth-main { padding: 40px 22px; }
  .dash-hero { padding: 28px 24px; }
  .hero-bg img { object-position: 58% 30%; }
  .hero-pager { right: 14px; bottom: 138px; gap: 10px; padding: 7px 9px 7px 12px; }
  .hp-count b { font-size: 16px; }
  .hp-rail { gap: 5px; }
  .hp { padding: 7px 0; }
  .hp i { width: 12px; }
  .hp.is-active i { width: 24px; }
  .hp-btn { width: 28px; height: 28px; }
  .slide-cap { display: none; }
  .hero-scrim {
    background:
      linear-gradient(180deg,
        rgba(var(--scrim-rgb), .68) 0%,
        rgba(var(--scrim-rgb), .5) 40%,
        rgba(var(--scrim-rgb), .82) 100%);
  }
  .hero-copy { padding: 40px 0 36px; }
  .hero-lead { font-size: 15px; }
  .hero .eyebrow { margin-bottom: 18px; }
  .hero h1 { margin-bottom: 18px; }
  .hero-actions { margin-top: 26px; }
  .hero .eyebrow .eb-slash,
  .hero .eyebrow .eb-mod { display: none; }
  .hero-actions .btn { flex: 1 1 auto; justify-content: center; }
  .hero-meta { gap: 20px 28px; padding: 20px 0 22px; }
}

/* ============================================================
   Partner Institutions — 合作院校库（嵌入模块）
   ============================================================ */
.partner-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 26px;
}
.partner-stats > div {
  background: #fffefb;
  border: 1px solid var(--line);
  border-top: 3px solid var(--acc);
  border-radius: 3px;
  padding: 18px 20px;
}
.partner-stats b {
  display: block;
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1.2;
  color: var(--ink-900);
}
.partner-stats span { font-size: 12px; color: var(--ink-500); letter-spacing: .04em; }

.partner-frame {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
  background: #fffefb;
}
.partner-frame::before { content: none; }
.partner-frame iframe {
  display: block;
  width: 100%;
  height: 860px;
  border: 0;
  transition: height .3s ease;
}
/* 升学方向切换：中国香港 / 其他国家 */
.partner-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 18px;
}
.partner-switch button {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 24px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fffefb;
  cursor: pointer;
  font: inherit;
  text-align: left;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.partner-switch button:hover {
  transform: translateY(-2px);
  border-color: rgba(var(--brand-rgb), .45);
}
.partner-switch button > span {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink-900);
}
.partner-switch button b {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--blue-600);
}
.partner-switch button b em {
  font-style: normal;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  margin-left: 2px;
  color: var(--ink-500);
}
.partner-switch button.active {
  border-color: var(--navy-900);
  background: var(--navy-900);
  box-shadow: none;
}
.partner-switch button.active > span,
.partner-switch button.active b,
.partner-switch button.active b em { color: #f6f4ee; }
.partner-switch button.active b em { opacity: .6; }

@media (max-width: 640px) {
  .partner-switch { grid-template-columns: 1fr; }
  .partner-switch button { padding: 16px 18px; }
  .partner-switch button > span { font-size: 15px; }
  .partner-switch button b { font-size: 20px; }
}

.partner-note {
  margin-top: 16px;
  font-size: 12px;
  color: var(--ink-300);
  line-height: 1.8;
}
@media (max-width: 900px) {
  .partner-stats { grid-template-columns: repeat(2, 1fr); }
  .partner-frame iframe { height: 720px; }
}
@media (max-width: 640px) {
  .partner-stats b { font-size: 23px; }
  .partner-frame { border-radius: 3px; }
  .partner-frame iframe { height: 640px; }
}

/* ============================================================
   备考资料专区（雅思等语言考试）
   ============================================================ */
.prep-section { margin-top: 64px; padding-top: 56px; border-top: 1px solid var(--line); }

/* 考试结构 4 卡 */
.prep-exam { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.prep-exam-card {
  background: #fffefb;
  border: 1px solid var(--line);
  border-top: 3px solid var(--blue-600);
  border-radius: 3px;
  padding: 20px 18px;
}
.prep-exam-top { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.prep-exam-top strong { font-size: 16px; font-weight: 700; color: var(--ink-900); }
.prep-exam-top em {
  font-family: var(--font-mono); font-size: 9.5px; font-style: normal;
  letter-spacing: .12em; text-transform: uppercase; color: var(--ink-300);
}
.prep-exam-time { font-size: 12px; font-weight: 600; color: var(--blue-600); margin-bottom: 8px; line-height: 1.6; }
.prep-exam-card p { font-size: 12.5px; line-height: 1.75; color: var(--ink-500); }

/* 四科资料清单 */
.prep-subjects { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.prep-subject { background: #fffefb; border: 1px solid var(--line); border-radius: 3px; padding: 22px 20px; }
.prep-subject-head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 12px;
  padding-bottom: 12px; border-bottom: 1px solid var(--line); margin-bottom: 4px;
}
.prep-subject-head h4 { font-family: var(--font-serif); font-size: 18px; font-weight: 600; color: var(--ink-900); }
.prep-subject-head h4 em {
  display: block; font-family: var(--font-mono); font-size: 9.5px; font-style: normal;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ink-300); margin-top: 3px;
}
.prep-goal {
  font-size: 11px; font-weight: 600; color: var(--blue-600);
  background: var(--mint-100); padding: 4px 8px; border-radius: 2px; white-space: nowrap;
}
.prep-items { list-style: none; margin: 0; padding: 0; }
.prep-items li { padding: 12px 0; border-bottom: 1px dashed rgba(25, 23, 18, .1); }
.prep-items li:last-child { border-bottom: 0; padding-bottom: 0; }
.prep-item-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.prep-item-top strong { font-size: 13.5px; font-weight: 600; color: var(--ink-900); }
.prep-type {
  font-size: 10px; font-family: var(--font-mono); letter-spacing: .06em; color: var(--ink-500);
  border: 1px solid var(--line); border-radius: 2px; padding: 2px 6px;
}
.prep-items p { font-size: 12.5px; line-height: 1.7; color: var(--ink-500); margin: 5px 0 0; }
.prep-stage { display: inline-block; margin-top: 6px; font-size: 10.5px; color: var(--blue-400); font-weight: 600; letter-spacing: .04em; }

/* 分阶段路径 */
.prep-plan { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.prep-step { background: var(--paper-soft); border: 1px solid var(--line); border-radius: 3px; padding: 20px 18px; }
.prep-step-head { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 10px; }
.prep-step-no {
  font-family: var(--font-mono); font-size: 11px; font-weight: 600; color: var(--on-acc);
  background: var(--acc); border-radius: 2px; padding: 3px 6px; line-height: 1.3;
}
.prep-step-head strong { display: block; font-size: 14px; font-weight: 600; color: var(--ink-900); line-height: 1.4; }
.prep-step-head em {
  display: block; font-style: normal; font-family: var(--font-mono); font-size: 10.5px;
  color: var(--ink-300); margin-top: 4px; letter-spacing: .04em;
}
.prep-step-focus { font-size: 12.5px; color: var(--blue-600); font-weight: 600; margin: 0 0 10px; }
.prep-step ul { list-style: none; margin: 0; padding: 0; }
.prep-step li { position: relative; padding-left: 12px; font-size: 12.5px; line-height: 1.7; color: var(--ink-500); margin-bottom: 7px; }
.prep-step li:last-child { margin-bottom: 0; }
.prep-step li::before { content: ""; position: absolute; left: 0; top: 9px; width: 4px; height: 4px; border-radius: 50%; background: var(--ink-300); }

/* 评分标准 + 官方资源 */
.prep-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.prep-rubric-card { background: #fffefb; border: 1px solid var(--line); border-radius: 3px; padding: 18px 20px; margin-bottom: 12px; }
.prep-rubric-card > strong { display: block; font-size: 13.5px; font-weight: 700; color: var(--ink-900); margin-bottom: 6px; }
.prep-dim { display: flex; justify-content: space-between; align-items: center; gap: 10px; font-size: 12.5px; color: var(--ink-500); padding: 8px 0; border-bottom: 1px dashed rgba(25, 23, 18, .1); }
.prep-dim:last-child { border-bottom: 0; }
.prep-dim b { font-family: var(--font-mono); font-size: 12px; color: var(--blue-600); }

.prep-free { display: block; }
.prep-free-item {
  display: block; padding: 14px 16px; margin-bottom: 10px;
  background: #fffefb; border: 1px solid var(--line); border-radius: 3px;
  transition: border-color .22s ease, transform .22s ease;
}
.prep-free-item:hover { border-color: rgba(var(--brand-rgb), .45); transform: translateX(2px); }
.prep-free-item strong { font-size: 13px; font-weight: 600; color: var(--ink-900); }
.prep-free-item p { font-size: 12px; color: var(--ink-500); margin: 4px 0 0; line-height: 1.6; }

/* 常见问题 */
.prep-faq { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.prep-q { background: #fffefb; border: 1px solid var(--line); border-radius: 3px; padding: 16px 18px; }
.prep-q summary { cursor: pointer; font-size: 13.5px; font-weight: 600; color: var(--ink-900); line-height: 1.6; list-style: none; }
.prep-q summary::-webkit-details-marker { display: none; }
.prep-q summary::after { content: "+"; float: right; margin-left: 10px; color: var(--ink-300); font-weight: 400; }
.prep-q[open] summary::after { content: "−"; }
.prep-q[open] { border-color: rgba(var(--brand-rgb), .35); }
.prep-q p { font-size: 12.5px; line-height: 1.8; color: var(--ink-500); margin: 10px 0 0; }
.prep-note { margin-top: 24px; font-size: 11.5px; line-height: 1.8; color: var(--ink-300); border-left: 2px solid var(--line); padding-left: 12px; }

@media (max-width: 1080px) {
  .prep-exam, .prep-plan { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .prep-subjects, .prep-two-col, .prep-faq { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .prep-exam, .prep-plan { grid-template-columns: 1fr; }
  .prep-subject { padding: 18px 16px; }
}

/* ============================================================
   剑桥雅思真题录（4–21）
   风格：书目登记册 —— 一行一册，发丝线分隔，衬线册次编号
   ============================================================ */
.cbt-index {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 30px;
}
.cbt-index a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 6px;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-500);
  background: rgba(255, 255, 255, .55);
  border: 1px solid var(--line);
  transition: color .15s, border-color .15s, background .15s;
}
.cbt-index a:hover { color: var(--ink-900); border-color: rgba(var(--brand-rgb), .45); background: #fff; }
.cbt-index a.is-done { color: var(--ink-900); }
.cbt-index a.is-gap { color: rgba(var(--brand-rgb), .55); border-style: dashed; }
.cbt-index a.is-new { color: var(--on-acc); background: rgb(var(--brand-rgb)); border-color: rgb(var(--brand-rgb)); }

.cbt-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 52px 0 0;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.cbt-search { position: relative; flex: 1 1 240px; max-width: 320px; }
.cbt-search input {
  width: 100%;
  height: 40px;
  padding: 0 14px 0 36px;
  font-family: inherit;
  font-size: 13px;
  color: var(--ink-900);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 0;
  outline: none;
  transition: border-color .15s;
}
.cbt-search input:focus { border-color: rgb(var(--brand-rgb)); }
.cbt-search svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  stroke: var(--ink-300);
  fill: none;
  stroke-width: 1.6;
}
.cbt-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.cbt-chip {
  font-family: inherit;
  font-size: 12px;
  padding: 7px 13px;
  color: var(--ink-500);
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
}
.cbt-chip:hover { color: var(--ink-900); border-color: rgba(var(--brand-rgb), .45); }
.cbt-chip.on {
  color: var(--on-acc);
  background: rgb(var(--brand-rgb));
  border-color: rgb(var(--brand-rgb));
}
.cbt-sum {
  margin-left: auto;
  font-size: 12px;
  color: var(--ink-300);
  white-space: nowrap;
}
.cbt-sum b { color: var(--ink-900); font-weight: 600; }

.cbt-thead {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr) 168px 132px;
  gap: 20px;
  padding: 14px 4px 10px;
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-300);
  border-bottom: 1px solid var(--line);
}

.cbt-row {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr) 168px 132px;
  gap: 20px;
  align-items: start;
  padding: 22px 4px;
  border-bottom: 1px solid var(--line);
  transition: background .18s;
}
.cbt-row:hover { background: rgba(255, 255, 255, .62); }
.cbt-row.is-new { position: relative; }
.cbt-row.is-new::before {
  content: "";
  position: absolute;
  left: -14px;
  top: 22px;
  bottom: 22px;
  width: 2px;
  background: rgb(var(--acc-rgb));
}

.cbt-n { padding-top: 2px; }
.cbt-n b {
  display: block;
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 600;
  line-height: 1;
  color: var(--ink-900);
  letter-spacing: -.02em;
}
.cbt-n span {
  display: block;
  margin-top: 6px;
  font-size: 9.5px;
  letter-spacing: .12em;
  color: var(--ink-300);
}

.cbt-title {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink-900);
  line-height: 1.4;
}
.cbt-flags { display: inline-flex; gap: 5px; }
.cbt-flag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .04em;
  padding: 2px 7px;
  border-radius: 2px;
  background: rgba(var(--brand-rgb), .1);
  color: rgb(var(--brand-rgb));
}
.cbt-flag.new { background: rgb(var(--acc-rgb)); color: var(--on-acc); }
.cbt-flag.gap { background: transparent; color: var(--ink-300); border: 1px dashed var(--line); }

.cbt-parts { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.cbt-part {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  padding: 4px 9px;
  color: var(--ink-500);
  background: var(--paper-soft);
  border: 1px solid transparent;
}
.cbt-part i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgb(var(--brand-rgb));
  flex: 0 0 auto;
}
.cbt-part.off { color: var(--ink-300); background: transparent; border-color: var(--line); }
.cbt-part.off i { background: var(--ink-300); opacity: .45; }
.cbt-part em { font-style: normal; color: var(--ink-300); font-size: 10.5px; }

.cbt-desc { margin-top: 9px; font-size: 12px; line-height: 1.75; color: var(--ink-500); }
.cbt-path {
  margin-top: 7px;
  font-family: var(--font-mono, Consolas, monospace);
  font-size: 10.5px;
  line-height: 1.6;
  color: var(--ink-300);
  word-break: break-all;
}

.cbt-meta { padding-top: 3px; }
.cbt-meta dl { margin: 0; font-size: 12px; }
.cbt-meta dt { font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-300); }
.cbt-meta dd { margin: 3px 0 10px; color: var(--ink-700); }
.cbt-meta dd:last-child { margin-bottom: 0; }

.cbt-act { padding-top: 2px; text-align: right; }
.cbt-act .btn { width: 100%; justify-content: center; font-size: 12.5px; }
.cbt-act .cbt-state {
  display: block;
  margin-top: 8px;
  font-size: 10.5px;
  letter-spacing: .04em;
  color: var(--ink-300);
}

.cbt-gaps {
  margin-top: 34px;
  padding: 20px 22px;
  background: rgba(255, 255, 255, .6);
  border: 1px solid var(--line);
  border-left: 2px solid rgba(var(--acc-rgb), .8);
}
.cbt-gaps h3 {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-900);
  letter-spacing: .02em;
}
.cbt-gaps ul { margin: 10px 0 0; padding: 0; list-style: none; }
.cbt-gaps li {
  position: relative;
  padding-left: 16px;
  font-size: 12px;
  line-height: 1.9;
  color: var(--ink-500);
}
.cbt-gaps li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 5px;
  height: 1px;
  background: var(--ink-300);
}
.cbt-gaps b { color: var(--ink-900); font-weight: 600; }

.cbt-empty {
  padding: 60px 0;
  text-align: center;
  font-size: 13px;
  color: var(--ink-300);
}

.cbt-note {
  margin-top: 30px;
  padding-left: 14px;
  border-left: 2px solid var(--line);
  font-size: 11.5px;
  line-height: 1.9;
  color: var(--ink-300);
}

/* 领取弹窗沿用站内 lib-modal 结构，这里只补真题录专用微调 */
.cbt-modal-card .cbt-modal-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.cbt-modal-card .cbt-modal-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  font-size: 12.5px;
  color: var(--ink-700);
  border-bottom: 1px solid var(--line);
}
.cbt-modal-card .cbt-modal-list li span:last-child { color: var(--ink-300); font-size: 11.5px; }

@media (max-width: 900px) {
  .cbt-thead { display: none; }
  .cbt-row {
    grid-template-columns: 60px minmax(0, 1fr);
    gap: 14px;
    padding: 20px 0;
  }
  .cbt-n b { font-size: 24px; }
  .cbt-meta { grid-column: 2; padding-top: 0; }
  .cbt-meta dl { display: flex; flex-wrap: wrap; gap: 16px; }
  .cbt-meta dd { margin: 2px 0 0; }
  .cbt-act { grid-column: 2; text-align: left; padding-top: 12px; }
  .cbt-act .btn { width: auto; }
  .cbt-row.is-new::before { left: -8px; top: 18px; bottom: 18px; }
  .cbt-sum { margin-left: 0; width: 100%; }
}
/* 真题录：取件弹窗 */
.cbt-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(var(--scrim-rgb), .62);
  backdrop-filter: blur(3px);
}
.cbt-modal[hidden] { display: none; }
.cbt-sheet {
  position: relative;
  width: 100%;
  max-width: 460px;
  max-height: 86vh;
  overflow-y: auto;
  padding: 32px 30px 26px;
  background: var(--paper);
  border-top: 3px solid rgb(var(--acc-rgb));
  box-shadow: 0 30px 70px rgba(var(--scrim-rgb), .4);
}
.cbt-sheet-close {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 28px;
  height: 28px;
  font-size: 19px;
  line-height: 1;
  color: var(--ink-300);
  background: none;
  border: none;
  cursor: pointer;
}
.cbt-sheet-close:hover { color: var(--ink-900); }
.cbt-sheet-tag {
  display: inline-block;
  font-size: 9.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgb(var(--brand-rgb));
  margin-bottom: 10px;
}
.cbt-sheet h3 {
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 600;
  color: var(--ink-900);
  line-height: 1.35;
}
.cbt-sheet-sub {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.8;
  color: var(--ink-500);
}
.cbt-sheet-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.cbt-sheet-list li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  font-size: 12.5px;
  color: var(--ink-700);
  border-bottom: 1px solid var(--line);
}
.cbt-sheet-list li span:last-child { color: var(--ink-300); font-size: 11.5px; white-space: nowrap; }
.cbt-sheet-list li.off { color: var(--ink-300); }
.cbt-sheet-note {
  margin-top: 14px;
  font-size: 11px;
  line-height: 1.85;
  color: var(--ink-300);
}
.cbt-sheet-acts { display: flex; gap: 8px; margin-top: 20px; }
.cbt-sheet-acts .btn { flex: 1; justify-content: center; font-size: 12.5px; }