.case-page{background:#f8fbfa;color:#173d47}
.case-header{position:sticky;top:0;z-index:60;border-bottom:1px solid #dce8e6;background:rgba(255,255,255,.96);backdrop-filter:blur(16px)}
.case-nav{min-height:76px;display:flex;align-items:center;gap:28px}
.case-nav-links{display:flex;gap:20px;margin-left:auto;font-size:12px;font-weight:850}
.case-nav-links a:hover{color:var(--sea)}
.case-nav-action{min-height:42px;padding:0 15px;display:flex;align-items:center;gap:6px;border-radius:12px;background:#173d47;color:#fff;font-size:11px;font-weight:900}
.case-hero{padding:78px 0 84px;background:radial-gradient(circle at 84% 16%,rgba(244,182,96,.2),transparent 27%),linear-gradient(135deg,#f4faf8,#e8f3f0)}
.case-hero-grid{display:grid;grid-template-columns:1.08fr .7fr;gap:70px;align-items:center}
.case-eyebrow,.case-section-head span,.voices-layout>div>span,.case-next-card span{color:var(--sea);font-size:11px;font-weight:900;letter-spacing:.11em;text-transform:uppercase}
.case-hero h1{margin:16px 0;font-size:clamp(42px,5.4vw,72px);line-height:1.12;letter-spacing:-.045em}
.case-hero h1 em{font-style:normal;color:var(--sea)}
.case-hero p{max-width:720px;color:#5d767c;font-size:15px;line-height:1.9}
.case-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.case-trust-card{padding:25px;border:1px solid rgba(255,255,255,.9);border-radius:24px;background:rgba(255,255,255,.9);box-shadow:0 20px 55px rgba(29,76,80,.11)}
.case-trust-card strong{display:block;margin-bottom:14px;font-size:22px}
.case-trust-card ul{margin:0;padding:0;display:grid;gap:10px;list-style:none}
.case-trust-card li{display:grid;grid-template-columns:38px 1fr;gap:10px;align-items:start}
.case-trust-card li span{width:34px;height:34px;display:grid;place-items:center;border-radius:11px;background:#e8f4f1;color:var(--sea);font-size:10px;font-weight:950}
.case-trust-card p{margin:0;color:#5f777c;font-size:12px;line-height:1.7}
.case-stats{padding:28px 0;background:#123b45;color:#fff}
.case-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.case-stats article{padding:14px 16px;border:1px solid rgba(255,255,255,.12);border-radius:16px;background:rgba(255,255,255,.06)}
.case-stats strong,.case-stats span{display:block}
.case-stats strong{font-size:20px;color:#f0c777}
.case-stats span{margin-top:5px;color:#bed4d5;font-size:10px}
.case-section{padding:86px 0}
.records-section{background:#fffdf8}
.case-section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:26px}
.case-section-head.compact{display:block;max-width:850px}
.case-section-head h2,.voices-layout h2,.case-next-card h2{margin:8px 0;font-size:clamp(30px,3.8vw,48px);line-height:1.22;letter-spacing:-.04em}
.case-section-head p,.voices-layout p,.case-next-card p{max-width:780px;margin:0;color:#61797e;font-size:13px;line-height:1.85}
.case-filter{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}
.case-filter button{min-height:38px;padding:0 13px;border:1px solid #d3e4e0;border-radius:999px;background:#fff;color:#536e73;font-size:10px;font-weight:850;cursor:pointer}
.case-filter button.active{border-color:var(--sea);background:var(--sea);color:#fff}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.case-record{min-height:220px;padding:22px;display:flex;flex-direction:column;border:1px solid #dbe8e5;border-radius:20px;background:#fff;box-shadow:0 10px 30px rgba(24,61,48,.045);transition:transform .18s,box-shadow .18s,border-color .18s}
.case-record:hover{transform:translateY(-3px);border-color:#b7d5cf;box-shadow:0 16px 34px rgba(27,72,77,.09)}
.case-record.hide{display:none}
.case-record div span{display:block;color:var(--sea);font-size:9px;font-weight:900;letter-spacing:.08em}
.case-record div strong{display:block;margin-top:7px;font-size:20px}
.case-record b{display:inline-flex;align-self:flex-start;margin:18px 0 12px;padding:8px 11px;border-radius:999px;background:#fff2dd;color:#865f25;font-size:14px}
.case-record p{margin:0;color:#5d7479;font-size:12px;line-height:1.75}
.case-empty{padding:42px;text-align:center;color:#647e83;background:#eef6f3;border-radius:18px}
.stories-section{background:#f0f6f4}
.story-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:26px}
.story-grid article{padding:26px;border:1px solid #d7e6e3;border-radius:22px;background:#fff}
.story-grid span{color:#9b703c;font-size:10px;font-weight:900;letter-spacing:.1em}
.story-grid h3{margin:10px 0;font-size:23px;line-height:1.35}
.story-grid p{color:#5d7479;font-size:13px;line-height:1.85}
.story-grid strong{display:block;margin-top:14px;color:#174d3e;font-size:12px}
.story-detail-card{position:relative;overflow:hidden}
.story-detail-card::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:linear-gradient(90deg,var(--sea),#f0c777);opacity:.9}
.story-detail-card details{margin-top:18px;border:1px solid #dce9e6;border-radius:16px;background:#f8fcfa;overflow:hidden}
.story-detail-card summary{min-height:46px;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;color:#174d3e;font-size:12px;font-weight:950;cursor:pointer;list-style:none}
.story-detail-card summary::-webkit-details-marker{display:none}
.story-detail-card summary::after{content:"+";width:24px;height:24px;display:grid;place-items:center;border-radius:999px;background:#e3f1ee;color:var(--sea);font-size:15px;font-weight:950;transition:transform .2s}
.story-detail-card details[open] summary::after{content:"−";transform:rotate(180deg)}
.story-detail-body{padding:0 16px 16px;display:grid;gap:10px}
.story-detail-body div{padding:13px 14px;border-radius:13px;background:#fff;border:1px solid #e6efec}
.story-detail-body b{display:block;margin-bottom:5px;color:#173d47;font-size:12px}
.story-detail-body p{margin:0;color:#647d81;font-size:12px;line-height:1.75}
.story-caution{border-color:#ecd9bd!important;background:linear-gradient(180deg,#fffaf0,#fff)!important}
.story-caution::before{background:linear-gradient(90deg,#b78036,#f0c777)}
.story-caution span{color:#9a5f22}
.voices-section{background:#fff}
.voices-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:46px;align-items:start}
.voice-list{display:grid;gap:12px}
.voice-list blockquote{margin:0;padding:22px;border:1px solid #dce8e6;border-radius:20px;background:#fbfaf5;color:#314f53;font-size:14px;line-height:1.85}
.voice-list strong{color:#173d47}
.voice-list span{display:block;margin-top:10px;color:#7c8d90;font-size:11px}
.voice-award,.voice-boundary{padding:16px 18px;border-radius:18px;font-size:12px;line-height:1.75}
.voice-award{border:1px solid #ead9ad;background:#fff8e6;color:#795a25}
.voice-boundary{border:1px dashed #cadbd8;background:#f7fbfa;color:#5f777b}
.case-next{padding-top:34px;background:#fff}
.case-next-card{padding:40px;display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;border-radius:28px;background:linear-gradient(135deg,#f2ead8,#f8f3e7)}
.case-next-actions{min-width:210px;display:grid;gap:10px}
.case-mobile-nav{display:none!important}
@media(max-width:1040px){.case-nav-links{display:none}.case-hero-grid,.voices-layout,.case-next-card{grid-template-columns:1fr}.case-grid{grid-template-columns:repeat(2,1fr)}.case-stats-grid{grid-template-columns:repeat(2,1fr)}.case-section-head{align-items:flex-start;flex-direction:column}.case-filter{justify-content:flex-start}}
@media(max-width:680px){.case-page{padding-bottom:72px}.case-nav{min-height:66px}.case-nav .brand small,.case-nav-action{display:none}.case-hero{padding:54px 0 62px}.case-hero-grid{gap:30px}.case-hero h1{font-size:41px}.case-hero-actions{display:grid}.case-stats-grid,.case-grid,.story-grid{grid-template-columns:1fr}.case-section{padding:64px 0}.case-filter{display:grid;grid-template-columns:1fr 1fr;width:100%}.case-record{min-height:0}.case-next-card{padding:30px 24px}.case-next-actions{min-width:0}.case-mobile-nav{position:fixed;z-index:55;left:10px;right:10px;bottom:7px;min-height:62px;padding:5px;display:grid;grid-template-columns:repeat(4,1fr);border:1px solid #d9e6e4;border-radius:19px;background:rgba(255,255,255,.95);box-shadow:0 10px 30px rgba(15,57,64,.18);backdrop-filter:blur(16px)}.case-mobile-nav a{display:grid;place-items:center;gap:2px;color:#6a8185;font-size:9px;font-weight:800}.case-mobile-nav a.active{color:var(--sea)}.case-mobile-nav svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}}

/* 2026-06-25 案例页信任区修正：金色标签加深、入口 CTA 更明确。 */
.case-page .case-record b,
.case-page .story-grid span,
.case-page .voice-award,
.case-page .case-next-card span{
  color:#6f4b16!important;
  background:linear-gradient(145deg,rgba(255,248,232,.96),rgba(244,227,196,.8))!important;
  border:1px solid rgba(185,137,66,.24)!important;
  border-radius:999px;
  padding:5px 10px;
  width:max-content;
  max-width:100%;
}

.case-page .story-grid span,
.case-page .case-next-card span{
  display:inline-flex;
  letter-spacing:.06em;
}

.case-page .voice-award{
  border-radius:18px;
  width:auto;
  color:#604015!important;
  line-height:1.78;
}

.case-page .case-next-card{
  background:
    radial-gradient(circle at 4% 0%,rgba(25,95,80,.1),transparent 32%),
    linear-gradient(145deg,rgba(255,255,255,.9),rgba(255,255,255,.45)),
    rgba(255,254,249,.72)!important;
  border:1px solid rgba(255,255,255,.78);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.92),0 16px 42px rgba(16,35,31,.08);
}

.case-page .case-next-actions a:first-child,
.case-page .case-hero-actions a:first-child{
  background:#195f50!important;
  color:#fffef9!important;
  box-shadow:0 14px 30px rgba(25,95,80,.2);
}

.case-page .case-next-actions a,
.case-page .case-hero-actions a{
  min-height:46px;
  border-radius:999px!important;
  font-weight:950;
}

@media(max-width:680px){
  .case-page .case-record b,
  .case-page .story-grid span,
  .case-page .case-next-card span{
    white-space:normal;
  }
}

/* 2026-06-25 v18：学员案例库升级为首页同款艺术级视觉。
   关键词：可信、脱敏、安静的高级感；不把个体案例包装成承诺。 */
.case-page{
  background:
    radial-gradient(circle at 8% -4%,rgba(25,95,80,.13),transparent 30%),
    radial-gradient(circle at 92% 4%,rgba(190,143,72,.12),transparent 28%),
    linear-gradient(135deg,#fffef9 0%,#f1f7f3 54%,#eaf3ef 100%)!important;
  color:#10241f!important;
}

.case-page .case-header{
  background:rgba(255,254,249,.72)!important;
  border-bottom:1px solid rgba(25,95,80,.1)!important;
  box-shadow:0 18px 48px rgba(16,35,31,.035)!important;
}

.case-page .source-strip{
  border:0!important;
  background:rgba(25,95,80,.055)!important;
  color:#40584f!important;
}

.case-page .source-strip .container{
  min-height:34px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  font-size:12px;
}

.case-page .case-hero{
  position:relative;
  overflow:hidden;
  padding:clamp(58px,8vw,104px) 0 clamp(54px,7vw,88px)!important;
  background:transparent!important;
}

.case-page .case-hero::before{
  content:"";
  position:absolute;
  inset:24px max(18px,4vw);
  z-index:0;
  border:1px solid rgba(255,255,255,.72);
  border-radius:36px;
  background:
    linear-gradient(145deg,rgba(255,255,255,.62),rgba(255,255,255,.22)),
    radial-gradient(circle at 78% 18%,rgba(25,95,80,.11),transparent 34%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.92),0 28px 72px rgba(16,35,31,.055);
  pointer-events:none;
}

.case-page .case-hero-grid{
  position:relative;
  z-index:1;
  grid-template-columns:minmax(0,1fr) minmax(280px,390px)!important;
  gap:clamp(28px,6vw,76px)!important;
}

.case-page .case-eyebrow,
.case-page .case-section-head span,
.case-page .voices-layout>div>span,
.case-page .case-next-card span{
  color:#195f50!important;
  font-size:12px!important;
  font-weight:950!important;
  letter-spacing:.06em!important;
  text-transform:none!important;
}

.case-page .case-hero h1{
  margin:18px 0 22px!important;
  max-width:780px;
  color:#10241f!important;
  font-size:clamp(42px,6.2vw,76px)!important;
  line-height:1.05!important;
  letter-spacing:-.038em!important;
  text-wrap:balance;
}

.case-page .case-hero h1 em{
  color:#195f50!important;
}

.case-page .case-hero p,
.case-page .case-section-head p,
.case-page .voices-layout p,
.case-page .case-next-card p{
  color:#334a42!important;
  font-size:15px!important;
  line-height:1.88!important;
  text-wrap:pretty;
}

.case-page .case-trust-card{
  padding:30px!important;
  border-radius:30px!important;
  border:1px solid rgba(255,255,255,.78)!important;
  background:
    linear-gradient(150deg,rgba(255,255,255,.9),rgba(255,255,255,.46)),
    rgba(255,254,249,.76)!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.94),0 18px 48px rgba(16,35,31,.075)!important;
}

.case-page .case-trust-card strong{
  color:#10241f!important;
  font-size:clamp(24px,3vw,34px)!important;
  line-height:1.2!important;
  letter-spacing:-.03em;
}

.case-page .case-trust-card li span{
  background:#195f50!important;
  color:#fffef9!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.24);
}

.case-page .case-trust-card p{
  color:#40584f!important;
  font-size:13px!important;
}

.case-page .case-stats{
  padding:0 0 clamp(28px,5vw,54px)!important;
  background:transparent!important;
  color:#10241f!important;
}

.case-page .case-stats-grid{
  padding:10px;
  border:1px solid rgba(255,255,255,.72);
  border-radius:30px;
  background:linear-gradient(145deg,rgba(255,255,255,.7),rgba(255,255,255,.26));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 18px 48px rgba(16,35,31,.055);
}

.case-page .case-stats article{
  min-height:96px;
  padding:18px!important;
  border:0!important;
  border-radius:22px!important;
  background:rgba(255,255,255,.64)!important;
}

.case-page .case-stats strong{
  color:#10241f!important;
  font-size:clamp(26px,3.5vw,42px)!important;
  letter-spacing:-.03em;
}

.case-page .case-stats span{
  color:#40584f!important;
  font-size:12px!important;
  line-height:1.6;
}

.case-page .case-section{
  background:transparent!important;
}

.case-page .records-section,
.case-page .stories-section,
.case-page .voices-section,
.case-page .case-next{
  background:transparent!important;
}

.case-page .case-section-head{
  padding:24px;
  border:1px solid rgba(255,255,255,.72);
  border-radius:30px;
  background:linear-gradient(145deg,rgba(255,255,255,.7),rgba(255,255,255,.26));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 18px 48px rgba(16,35,31,.055);
}

.case-page .case-section-head h2,
.case-page .voices-layout h2,
.case-page .case-next-card h2{
  color:#10241f!important;
  font-size:clamp(31px,4.2vw,52px)!important;
  line-height:1.15!important;
  letter-spacing:-.035em!important;
  text-wrap:balance;
}

.case-page .case-filter{
  padding:8px;
  border:1px solid rgba(25,95,80,.08);
  border-radius:999px;
  background:rgba(255,255,255,.56);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9);
}

.case-page .case-filter button{
  min-height:42px!important;
  border:0!important;
  background:transparent!important;
  color:#40584f!important;
  font-size:12px!important;
  font-weight:900!important;
}

.case-page .case-filter button.active{
  background:#195f50!important;
  color:#fffef9!important;
  box-shadow:0 10px 24px rgba(25,95,80,.14);
}

.case-page .case-grid{
  gap:18px!important;
}

.case-page .case-record,
.case-page .story-detail-card,
.case-page .voice-list blockquote,
.case-page .voice-award,
.case-page .voice-boundary,
.case-page .case-next-card{
  border:1px solid rgba(255,255,255,.78)!important;
  background:
    linear-gradient(150deg,rgba(255,255,255,.9),rgba(255,255,255,.46)),
    rgba(255,254,249,.76)!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.94),0 18px 48px rgba(16,35,31,.075)!important;
}

.case-page .case-record{
  position:relative;
  overflow:hidden;
  min-height:245px!important;
  padding:26px!important;
  border-radius:28px!important;
}

.case-page .case-record::after,
.case-page .story-detail-card::after,
.case-page .voice-list blockquote::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(115deg,transparent 0%,rgba(255,255,255,.46) 42%,transparent 56%);
  opacity:0;
  transform:translateX(-42%);
}

@media(hover:hover){
  .case-page .case-record:hover::after,
  .case-page .story-detail-card:hover::after,
  .case-page .voice-list blockquote:hover::after{
    animation:caseCardSweep .82s cubic-bezier(.16,1,.3,1);
  }
}

@keyframes caseCardSweep{
  from{opacity:0;transform:translateX(-44%)}
  35%{opacity:.85}
  to{opacity:0;transform:translateX(44%)}
}

.case-page .case-record div span{
  color:#195f50!important;
  font-size:11px!important;
  letter-spacing:.04em!important;
}

.case-page .case-record div strong{
  color:#10241f!important;
  font-size:24px!important;
  letter-spacing:-.02em;
}

.case-page .case-record b{
  margin:20px 0 14px!important;
  color:#10241f!important;
  background:rgba(255,255,255,.72)!important;
  border:1px solid rgba(25,95,80,.13)!important;
  font-size:15px!important;
  box-shadow:0 8px 18px rgba(16,35,31,.05);
}

.case-page .case-record p,
.case-page .story-grid p,
.case-page .story-detail-body p,
.case-page .voice-list blockquote,
.case-page .voice-boundary{
  color:#334a42!important;
  font-size:14px!important;
  line-height:1.84!important;
}

.case-page .story-grid{
  gap:18px!important;
}

.case-page .story-detail-card{
  border-radius:28px!important;
  padding:28px!important;
}

.case-page .story-detail-card::before{
  display:none;
}

.case-page .story-grid h3{
  color:#10241f!important;
  font-size:clamp(24px,2.8vw,34px)!important;
  line-height:1.22!important;
  letter-spacing:-.028em;
  text-wrap:balance;
}

.case-page .story-detail-card details{
  border:1px solid rgba(25,95,80,.1)!important;
  border-radius:20px!important;
  background:rgba(255,255,255,.6)!important;
}

.case-page .story-detail-card summary{
  color:#195f50!important;
  font-size:13px!important;
}

.case-page .story-detail-card summary::after{
  background:#195f50!important;
  color:#fffef9!important;
}

.case-page .story-detail-body div{
  border:1px solid rgba(25,95,80,.08)!important;
  border-radius:16px!important;
  background:rgba(255,255,255,.72)!important;
}

.case-page .story-detail-body b{
  color:#10241f!important;
}

.case-page .voices-layout{
  padding:30px;
  border:1px solid rgba(255,255,255,.72);
  border-radius:32px;
  background:linear-gradient(145deg,rgba(255,255,255,.7),rgba(255,255,255,.26));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 18px 48px rgba(16,35,31,.055);
}

.case-page .voice-list blockquote{
  position:relative;
  overflow:hidden;
  border-radius:26px!important;
}

.case-page .voice-list strong{
  color:#10241f!important;
}

.case-page .voice-list span{
  color:#526a61!important;
  font-size:12px!important;
}

.case-page .case-next-card{
  border-radius:32px!important;
}

.case-page .case-next-actions{
  min-width:230px;
}

.case-page .case-next-actions a{
  min-height:48px!important;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:999px!important;
}

.case-page .case-next-actions a:not(:first-child),
.case-page .case-hero-actions a:not(:first-child){
  background:rgba(255,255,255,.72)!important;
  color:#195f50!important;
  border:1px solid rgba(25,95,80,.14)!important;
}

.case-page footer{
  background:transparent!important;
  color:#40584f!important;
}

@media(max-width:1040px){
  .case-page .case-hero-grid,
  .case-page .voices-layout,
  .case-page .case-next-card{
    grid-template-columns:1fr!important;
  }

  .case-page .case-next-actions{
    min-width:0;
    grid-template-columns:repeat(3,1fr);
  }
}

@media(max-width:680px){
  .case-page .source-strip{
    display:none;
  }

  .case-page .case-hero{
    padding:36px 0 38px!important;
  }

  .case-page .case-hero::before{
    inset:12px;
    border-radius:26px;
  }

  .case-page .case-hero-grid{
    padding:0 16px!important;
  }

  .case-page .case-hero h1{
    max-width:318px;
    font-size:clamp(29px,8vw,32px)!important;
    line-height:1.14!important;
    letter-spacing:-.022em!important;
  }

  .case-page .case-hero p{
    max-width:318px!important;
    font-size:15px!important;
    line-height:1.78!important;
  }

  .case-page .case-trust-card,
  .case-page .case-section-head,
  .case-page .voices-layout,
  .case-page .case-next-card{
    padding:22px!important;
    border-radius:26px!important;
  }

  .case-page .case-stats-grid{
    grid-template-columns:1fr!important;
    border-radius:26px;
  }

  .case-page .case-filter{
    width:100%;
    display:grid;
    grid-template-columns:1fr 1fr;
    border-radius:24px;
  }

  .case-page .case-record,
  .case-page .story-detail-card,
  .case-page .voice-list blockquote{
    min-height:auto!important;
    padding:22px!important;
    border-radius:26px!important;
  }

  .case-page .case-next-actions{
    grid-template-columns:1fr;
  }

  .case-page .case-mobile-nav{
    display:grid!important;
    border-color:rgba(255,255,255,.74)!important;
    border-radius:26px!important;
    background:linear-gradient(145deg,rgba(255,255,255,.88),rgba(255,255,255,.5))!important;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.92),0 14px 34px rgba(16,35,31,.14)!important;
  }

  .case-page .case-mobile-nav a.active{
    border-radius:20px;
    background:rgba(25,95,80,.08);
    color:#195f50!important;
  }
}