/* ═══════════════════════════════════════════════════════
   Drama Life Lab · 人生实验室 — 冰山主题
   核心隐喻：海面之上是看得见的技巧，海面之下是判断力的源头。
   冰山从首屏一直贯穿到页面底部，越往下越深、越暗。
   ═══════════════════════════════════════════════════════ */

:root{
  /* 天空与海面（浅） */
  --sky-1:#e8eef6;
  --sky-2:#d9e4f0;
  --sky-3:#f2e9ee;        /* 天边泛的暖粉 */
  --surface:#bcd6e8;      /* 水线 */

  /* 海水（由浅入深，对应页面从上到下） */
  --sea-1:#7fb2d4;
  --sea-2:#3d7ba8;
  --sea-3:#1e4f77;
  --sea-4:#123a5c;
  --sea-5:#0a2740;
  --sea-6:#061a2c;        /* 最深处，页面底部 */

  /* 冰 */
  --ice-bright:#c9e8f7;
  --ice:#8fd0ec;
  --ice-deep:#4a9ec9;
  --ice-glow:#7fe3ff;     /* 冰山内部的光 */

  /* 文字 */
  --text-on-light:#1a2e42;
  --text-on-light-2:#4a5f75;
  --text-on-dark:#eaf4fb;
  --text-on-dark-2:#a8c8dd;
  --text-on-dark-3:#6d8fa8;

  --line-light:#c8d8e6;
  --line-dark:rgba(143,208,236,.18);

  --radius:14px;
  --wrap:1180px;

  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",
         "Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;
  --serif:"Songti SC","Source Han Serif SC","Noto Serif SC",Georgia,serif;
  --mono:"SF Mono",ui-monospace,"Courier New",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}

body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text-on-dark);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  /* 整页背景就是一条从天空到深海的渐变——冰山"泡"在里面 */
  background:linear-gradient(180deg,
    var(--sky-3) 0%,
    var(--sky-1) 4%,
    var(--sky-2) 7%,
    var(--surface) 9%,
    var(--sea-1) 11%,
    var(--sea-2) 22%,
    var(--sea-3) 40%,
    var(--sea-4) 62%,
    var(--sea-5) 84%,
    var(--sea-6) 100%);
  /* 不要 fixed：渐变要跟着页面真实高度铺开，往下滚才会真的越来越深 */
}

a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 28px;position:relative;z-index:2}

/* 语言切换 */
html[data-lang="zh"] [lang="en"],html[data-lang="zh"] [lang="es"]{display:none !important}
html[data-lang="en"] [lang="zh"],html[data-lang="en"] [lang="es"]{display:none !important}
html[data-lang="es"] [lang="zh"],html[data-lang="es"] [lang="en"]{display:none !important}

.skip{position:absolute;left:-9999px;top:0;background:var(--sea-3);color:#fff;padding:.6rem 1rem;z-index:99}
.skip:focus{left:0}

/* ═══ 贯穿全页的冰山 ═══════════════════════════════════
   固定在视口里，随页面滚动露出不同深度。
   z-index 0，所有内容在它之上。
   ═══════════════════════════════════════════════════ */
.berg{
  position:absolute;
  top:0;left:0;right:0;
  height:2200px;
  z-index:0;
  pointer-events:none;
  overflow:hidden;
}
/* 水上：真实冰山照片，铺满首屏顶部 */
.berg-above{
  position:absolute;top:0;left:0;right:0;height:720px;
  background:url("img/berg-above.jpg") center 30% / cover no-repeat;
}
/* 天空与页面顶部融合，去掉照片硬边 */
.berg-above::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,
    rgba(242,233,238,.55) 0%,
    rgba(242,233,238,.10) 18%,
    transparent 40%,
    rgba(124,178,212,.25) 82%,
    rgba(127,178,212,.75) 100%);
}
/* 水下：真实冰山照片，接在水面之下 */
.berg-below{
  position:absolute;top:700px;left:0;right:0;height:1500px;
  background:url("img/berg-below.jpg") center top / cover no-repeat;
  opacity:.92;
}
/* 上下两张图的接缝处做融合，底部渐隐进页面深海色 */
.berg-below::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,
    rgba(127,178,212,.85) 0%,
    rgba(61,123,168,.35) 8%,
    transparent 26%,
    transparent 62%,
    rgba(10,39,64,.55) 86%,
    rgba(6,26,44,.92) 100%);
}
/* 水下的光柱：跟内容一起滚动，不钉死在视口里。
   不用 mix-blend-mode——长页面滚动时这个太吃性能，改用普通透明度叠加。 */
.rays{
  position:absolute;top:0;left:0;right:0;height:2760px;z-index:1;pointer-events:none;
  background:
    linear-gradient(172deg,transparent 14%,rgba(180,235,255,.06) 20%,transparent 34%),
    linear-gradient(188deg,transparent 16%,rgba(180,235,255,.04) 24%,transparent 40%);
}

/* 悬浮的微粒（水下颗粒感），同样跟内容一起滚动 */
.motes{position:absolute;top:0;left:0;right:0;height:2760px;z-index:1;pointer-events:none;opacity:.5}
.mote{
  position:absolute;border-radius:50%;
  background:rgba(200,240,255,.7);
  animation:drift linear infinite;
}
@keyframes drift{
  from{transform:translateY(0) translateX(0);opacity:0}
  10%{opacity:.8}
  90%{opacity:.6}
  to{transform:translateY(-120px) translateX(18px);opacity:0}
}

/* ═══ 顶部导航 ═══════════════════════════════════════ */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(160%) blur(14px);
  background:rgba(232,238,246,.72);
  border-bottom:1px solid rgba(26,46,66,.08);
  transition:background .3s,border-color .3s;
}
.nav.deep{
  background:rgba(10,39,64,.78);
  border-bottom-color:var(--line-dark);
}
.nav-in{display:flex;align-items:center;gap:26px;height:74px}

.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-ico{width:34px;height:34px;flex:none}
.brand-txt{display:flex;flex-direction:column;line-height:1.25}
.brand-txt b{
  font-size:19px;font-weight:700;letter-spacing:.02em;
  color:var(--text-on-light);transition:color .3s;
}
.brand-txt i{
  font-style:normal;font-size:11.5px;letter-spacing:.14em;
  color:var(--text-on-light-2);transition:color .3s;
}
.nav.deep .brand-txt b{color:var(--text-on-dark)}
.nav.deep .brand-txt i{color:var(--text-on-dark-2)}

.nav-links{display:flex;gap:30px;margin-left:auto;font-size:15px}
.nav-links a{
  color:var(--text-on-light-2);position:relative;padding:4px 0;
  transition:color .2s;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--ice-deep);transform:scaleX(0);transition:transform .22s;
}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a:hover{color:var(--sea-3)}
.nav.deep .nav-links a{color:var(--text-on-dark-2)}
.nav.deep .nav-links a:hover{color:var(--ice-bright)}

.nav-act{display:flex;align-items:center;gap:12px;margin-left:14px}
.langs{display:flex;border:1px solid rgba(26,46,66,.16);border-radius:9px;overflow:hidden;transition:border-color .3s}
.nav.deep .langs{border-color:var(--line-dark)}
.langs button{
  background:none;border:0;cursor:pointer;font:inherit;font-size:12.5px;
  padding:7px 11px;line-height:1;color:var(--text-on-light-2);transition:.18s;
}
.nav.deep .langs button{color:var(--text-on-dark-2)}
.langs button+button{border-left:1px solid rgba(26,46,66,.14)}
.nav.deep .langs button+button{border-left-color:var(--line-dark)}
.langs button[aria-current="true"]{background:var(--sea-3);color:#fff}
.langs button:hover:not([aria-current="true"]){color:var(--sea-2)}

.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 26px;border-radius:999px;font-size:15px;font-weight:600;
  background:linear-gradient(135deg,var(--sea-3),var(--sea-2));
  color:#fff;border:1px solid transparent;
  transition:.22s;white-space:nowrap;
  box-shadow:0 4px 18px rgba(18,58,92,.22);
}
.btn:hover{
  transform:translateY(-2px);
  box-shadow:0 8px 26px rgba(18,58,92,.34);
}
.btn.sm{padding:9px 20px;font-size:14px}
.btn.ghost{
  background:rgba(255,255,255,.1);
  border-color:rgba(201,232,247,.4);
  box-shadow:none;color:var(--text-on-dark);
}
.btn.ghost:hover{background:rgba(201,232,247,.18);box-shadow:none}
.btn.light{
  background:rgba(255,255,255,.85);color:var(--sea-3);
  border-color:rgba(26,46,66,.1);
}

/* ═══ 首屏 ═══════════════════════════════════════════ */
.hero{padding:70px 0 130px;position:relative}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.85fr);gap:40px;align-items:start}

h1{
  font-size:clamp(38px,5.2vw,62px);
  line-height:1.28;letter-spacing:-.01em;font-weight:800;
  margin:0 0 26px;color:var(--text-on-light);
}
h1 .glow{
  background:linear-gradient(135deg,var(--sea-2),var(--ice-deep));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-rule{width:56px;height:2px;background:var(--sea-2);opacity:.5;margin:0 0 26px}
.lede{
  font-size:clamp(16px,1.9vw,18.5px);line-height:2.05;
  color:var(--text-on-light-2);margin:0 0 34px;max-width:30ch;
}
.hero-quote{
  padding-left:22px;border-left:2px solid rgba(61,123,168,.3);
  font-family:var(--serif);font-size:16px;line-height:2.1;
  color:var(--text-on-light-2);margin-top:14px;
}
.hero-quote .mark{
  display:block;font-size:34px;line-height:1;color:rgba(61,123,168,.35);
  margin-bottom:6px;font-family:Georgia,serif;
}
.hero-quote cite{display:block;font-style:normal;margin-top:12px;font-size:14px;color:var(--text-on-light-2);opacity:.8}

/* 首屏右下角的三条特点 */
.perks{margin-top:64px;display:flex;flex-direction:column;gap:22px}
.perk{display:flex;gap:15px;align-items:flex-start}
.perk-ico{
  width:38px;height:38px;flex:none;border-radius:50%;
  border:1px solid rgba(26,46,66,.14);
  display:grid;place-items:center;
  background:rgba(255,255,255,.55);
}
.perk h4{margin:0 0 3px;font-size:15px;font-weight:650;color:var(--text-on-light)}
.perk p{margin:0;font-size:13.5px;color:var(--text-on-light);opacity:.85;line-height:1.65}

/* ═══ 通用区块 ═══════════════════════════════════════ */
.sec{padding:96px 0;position:relative}
.sec-head{margin-bottom:44px;max-width:52ch}
.kicker{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--text-on-light);margin:0 0 16px;font-weight:600;
}
h2{
  font-size:clamp(28px,3.6vw,42px);line-height:1.3;letter-spacing:-.01em;
  font-weight:750;margin:0 0 18px;color:var(--text-on-light);
}
.sub{font-size:16.5px;line-height:1.95;color:var(--text-on-light);margin:0;opacity:.82}

/* 深色区块（页面下半部，方法体系/定价/订阅等真正到了深水区的部分） */
.sec.on-dark .kicker{color:var(--ice)}
.sec.on-dark h2{color:var(--text-on-dark)}
.sec.on-dark .sub{color:var(--text-on-dark-2)}

/* ═══ 六大板块：沿冰山从浅到深排布 ═══════════════════ */
.layers{
  list-style:none;margin:0;padding:0;
  display:flex;flex-direction:column;gap:16px;
  max-width:620px;margin-inline:auto;
}
.layer{
  display:flex;align-items:center;gap:18px;
  padding:20px 24px;border-radius:var(--radius);
  border:1px solid rgba(201,232,247,.28);
  background:rgba(16,45,68,.55);
  transition:.26s;
  position:relative;
}
.layer:hover{
  transform:translateX(6px);
  border-color:rgba(127,227,255,.5);
  background:rgba(127,227,255,.09);
}
/* 越往下的层，底色越深，呼应"越深越暗" */
.layer.d1{background:rgba(255,255,255,.72);border-color:rgba(26,46,66,.1)}
.layer.d1 .l-title{color:var(--text-on-light)}
.layer.d1 .l-desc{color:var(--text-on-light-2)}
.layer.d2{background:rgba(255,255,255,.5);border-color:rgba(26,46,66,.08)}
.layer.d2 .l-title{color:var(--text-on-light)}
.layer.d2 .l-desc{color:var(--text-on-light-2)}
/* 六个卡片全部在浅-中蓝的过渡区，全部自带浅色卡片背景，不指望环境色够深 */
.layer.d3{background:rgba(232,242,250,.34);border-color:rgba(26,46,66,.06)}
.layer.d3 .l-title{color:var(--text-on-light)}
.layer.d3 .l-desc{color:var(--text-on-light-2)}

.l-ico{
  width:44px;height:44px;flex:none;border-radius:11px;
  display:grid;place-items:center;
  background:rgba(127,227,255,.12);
  border:1px solid rgba(201,232,247,.28);
}
.layer.d1 .l-ico,.layer.d2 .l-ico,.layer.d3 .l-ico{
  background:rgba(61,123,168,.1);border-color:rgba(26,46,66,.1);
}
.l-body{flex:1;min-width:0}
.l-title{margin:0 0 3px;font-size:17px;font-weight:680;color:var(--text-on-dark)}
.l-desc{margin:0;font-size:13.5px;color:var(--text-on-dark-2);line-height:1.6}
.l-go{
  flex:none;width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid rgba(201,232,247,.35);
  color:var(--ice-bright);font-size:13px;
  transition:.2s;
}
.layer:hover .l-go{background:var(--ice-deep);border-color:var(--ice-deep);color:#fff}
.layer.d1 .l-go,.layer.d2 .l-go,.layer.d3 .l-go{border-color:rgba(26,46,66,.16);color:var(--sea-2)}

/* 深度标尺 */
.depth-marks{
  position:absolute;right:calc(50% - 560px);top:0;bottom:0;
  display:flex;flex-direction:column;justify-content:space-around;
  font-size:13px;line-height:1.5;
}
.depth-mark b{display:block;color:var(--ice);font-weight:600;margin-bottom:2px}
.depth-mark span{color:var(--text-on-dark-3);font-size:12.5px}
.depth-mark.up b{color:var(--sea-2)}
.depth-mark.up span{color:var(--text-on-light-2)}

/* ═══ 定价卡 ═══════════════════════════════════════ */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.plan{
  padding:30px 26px;border-radius:18px;
  background:rgba(16,45,68,.55);
  border:1px solid rgba(201,232,247,.2);
  transition:.26s;
  display:flex;flex-direction:column;
}
.plan:hover{transform:translateY(-6px);border-color:rgba(127,227,255,.45)}
.plan .price{
  font-size:34px;font-weight:750;color:var(--ice-bright);
  line-height:1.1;margin:0 0 4px;
}
.plan .price small{font-size:15px;font-weight:500;color:var(--text-on-dark-2);margin-left:4px}
.plan h3{margin:0 0 12px;font-size:19px;font-weight:700;color:var(--text-on-dark)}
.plan .tag{
  font-size:14px;color:var(--text-on-dark-2);margin:0 0 18px;line-height:1.7;
}
.plan .detail{
  font-size:13.5px;color:var(--text-on-dark-2);line-height:1.85;
  margin:auto 0 0;padding-top:18px;border-top:1px solid var(--line-dark);
}
.plan.feature{
  background:linear-gradient(160deg,rgba(127,227,255,.14),rgba(255,255,255,.06));
  border-color:rgba(127,227,255,.4);
}

/* ═══ 五大维度 ═══════════════════════════════════════ */
.dims{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:36px}
.dim{text-align:center;padding:26px 16px}
.dim-ico{
  width:52px;height:52px;margin:0 auto 16px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(127,227,255,.1);
  border:1px solid rgba(201,232,247,.24);
}
.dim h4{margin:0 0 9px;font-size:16px;font-weight:680;color:var(--text-on-dark)}
.dim p{margin:0;font-size:13px;line-height:1.75;color:var(--text-on-dark-2)}

/* ═══ 订阅条 ═══════════════════════════════════════ */
.subscribe{
  display:flex;align-items:center;gap:26px;flex-wrap:wrap;
  padding:34px 38px;border-radius:18px;
  background:rgba(16,45,68,.55);
  border:1px solid rgba(201,232,247,.2);
}
.subscribe div:first-child{flex:1;min-width:260px}
.subscribe h3{margin:0 0 6px;font-size:21px;font-weight:700;color:var(--text-on-dark)}
.subscribe p{margin:0;font-size:14.5px;color:var(--text-on-dark-2)}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input{
  padding:13px 20px;border-radius:999px;min-width:230px;
  border:1px solid rgba(201,232,247,.28);
  background:rgba(255,255,255,.1);
  color:var(--text-on-dark);font:inherit;font-size:14.5px;
}
.sub-form input::placeholder{color:var(--text-on-dark-3)}
.sub-form input:focus{outline:2px solid var(--ice-deep);outline-offset:1px}

/* ═══ 页脚 ═══════════════════════════════════════════ */
.foot{
  padding:70px 0 40px;position:relative;z-index:2;
  border-top:1px solid var(--line-dark);
  margin-top:60px;
}
.foot-in{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:36px}
.foot-brand p{
  margin:16px 0 0;font-size:13.5px;line-height:1.85;
  color:var(--text-on-dark-3);max-width:26ch;
}
.foot h5{
  margin:0 0 16px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ice);font-family:var(--mono);font-weight:600;
}
.foot-col a{
  display:block;font-size:14px;color:var(--text-on-dark-2);
  margin-bottom:11px;transition:color .18s;
}
.foot-col a:hover{color:var(--ice-bright)}
.socials{display:flex;gap:12px}
.socials a{
  width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--line-dark);
  color:var(--text-on-dark-2);transition:.2s;
}
.socials a:hover{border-color:var(--ice-deep);color:var(--ice-bright)}
.foot-legal{
  margin-top:48px;padding-top:26px;border-top:1px solid var(--line-dark);
  display:flex;gap:20px;flex-wrap:wrap;align-items:center;
  font-size:13px;color:var(--text-on-dark-3);
}
.foot-legal a{color:var(--text-on-dark-3)}
.foot-legal a:hover{color:var(--text-on-dark-2)}

/* ═══ 响应式 ═══════════════════════════════════════ */
@media (max-width:1080px){
  .depth-marks{display:none}
  .dims{grid-template-columns:repeat(3,1fr)}
  .foot-in{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:860px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero{padding:48px 0 90px}
  .perks{margin-top:34px}
  .plans{grid-template-columns:1fr}
  .nav-links{display:none}
  .sec{padding:70px 0}
}
@media (max-width:600px){
  .dims{grid-template-columns:1fr 1fr}
  .foot-in{grid-template-columns:1fr 1fr}
  .wrap{padding:0 20px}
  .subscribe{padding:26px 22px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* ═══════════════════════════════════════════════════════
   照参考图重做的结构性组件（2026-08-24 第二版）
   ═══════════════════════════════════════════════════════ */

/* 首屏：右上角悬浮引言卡（不再是右侧大块 perks 列表） */
.hero{padding:56px 0 40px}
.hero-top{max-width:640px}
.hero-sign{
  display:block;margin-top:18px;font-family:var(--serif);
  font-size:16px;color:var(--text-on-light-2);
}
.float-quote{
  position:absolute;top:120px;right:28px;max-width:280px;
  padding:18px 22px;border-radius:14px;
  background:rgba(255,255,255,.55);border:1px solid rgba(26,46,66,.08);
  font-family:var(--serif);font-size:14px;line-height:1.9;color:var(--text-on-light-2);
}
.float-quote .mark{display:block;font-size:26px;line-height:1;color:rgba(61,123,168,.4);margin-bottom:4px;font-family:Georgia,serif}
.float-quote cite{display:block;margin-top:10px;font-style:normal;font-size:13px;color:var(--text-on-light-2);opacity:.85}
@media (max-width:860px){.float-quote{display:none}}

/* 冰山展示区：左文案 + 右侧 2x3 卡片网格 + 最右深度标尺 */
.berg-showcase{
  display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.15fr) auto;
  gap:36px;align-items:center;margin-top:36px;
}
.showcase-intro h2{margin-bottom:14px}
.showcase-intro .sub{margin-bottom:26px}

.grid6{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.card6{
  padding:18px 18px 16px;border-radius:14px;
  background:rgba(10,35,58,.62);border:1px solid rgba(201,232,247,.16);
  transition:.22s;
}
.card6:hover{border-color:rgba(127,227,255,.5);transform:translateY(-3px)}
.card6.active{
  background:rgba(20,60,92,.78);border-color:rgba(127,227,255,.55);
  box-shadow:0 0 0 1px rgba(127,227,255,.2),0 10px 30px rgba(10,35,58,.4);
}
.card6-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.card6-ico{
  width:34px;height:34px;border-radius:9px;display:grid;place-items:center;
  background:rgba(127,227,255,.12);border:1px solid rgba(201,232,247,.22);font-size:16px;
}
.card6-tag{
  font-family:var(--mono);font-size:10px;letter-spacing:.06em;
  padding:2px 8px;border-radius:20px;background:rgba(127,227,255,.18);color:var(--ice-bright);
}
.card6 h4{margin:0 0 4px;font-size:14.5px;font-weight:650;color:var(--text-on-dark)}
.card6 p{margin:0;font-size:12px;line-height:1.6;color:var(--text-on-dark-3)}

.depth-rail{display:flex;flex-direction:column;justify-content:space-between;height:100%;padding:6px 0}
.depth-rail-line{
  position:relative;padding-left:16px;font-size:12.5px;line-height:1.6;
  border-left:1px dashed rgba(201,232,247,.35);
}
.depth-rail-line::before{
  content:"";position:absolute;left:-4px;top:3px;width:7px;height:7px;
  border-radius:50%;background:var(--ice);
}
.depth-rail-line b{display:block;color:var(--ice);font-weight:600;white-space:nowrap}
.depth-rail-line span{display:block;color:var(--text-on-dark-3);white-space:nowrap;margin-top:2px}
@media (max-width:1080px){.depth-rail{display:none}}
@media (max-width:960px){
  .berg-showcase{grid-template-columns:1fr}
  .grid6{max-width:520px}
}

.scroll-cue{
  display:flex;flex-direction:column;align-items:center;gap:8px;
  margin-top:56px;font-size:12.5px;color:var(--text-on-dark-3);
}
.scroll-cue .chev{
  width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  border:1px solid rgba(201,232,247,.3);animation:bob 2s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(5px)}}

/* 怎么加入：浅色面板，左侧文案 + 右侧竖排定价卡 */
.join-panel{
  background:rgba(240,246,251,.92);border-radius:22px;
  padding:44px 44px 40px;
  display:grid;grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);gap:44px;
}
.join-panel .kicker{color:var(--sea-2);font-weight:700}
.join-panel h2{color:var(--text-on-light)}
.join-panel .sub{color:var(--text-on-light);opacity:.75;margin-bottom:24px}
.join-cards{display:flex;flex-direction:column;gap:14px}
.price-row{
  display:flex;align-items:center;gap:18px;
  padding:18px 22px;border-radius:14px;
  background:#fff;border:1px solid rgba(26,46,66,.08);
}
.price-thumb{
  width:56px;height:56px;flex:none;border-radius:12px;overflow:hidden;
  background:linear-gradient(160deg,#eaf7ff,#7fd0ec 60%,#2f8bb8);
  display:grid;place-items:center;
}
.price-thumb svg{width:60%;height:60%}
.price-row .pbody{flex:1;min-width:0}
.price-row .prow-top{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.price-row .price{font-size:22px;font-weight:750;color:var(--text-on-light);margin:0}
.price-row .price small{font-size:13px;font-weight:500;color:var(--text-on-light-2);margin-left:2px}
.price-row h3{margin:0;font-size:15px;font-weight:650;color:var(--text-on-light)}
.price-row .tag{margin:3px 0 0;font-size:13px;color:var(--text-on-light-2)}
@media (max-width:860px){
  .join-panel{grid-template-columns:1fr;padding:30px 24px}
  .price-row{flex-wrap:wrap}
}


/* ═══════════════════════════════════════════════════════
   照片版微调（实测截图后修正）
   ═══════════════════════════════════════════════════════ */

/* 首屏文字要压得住照片：加一层左侧柔光衬底 */
.hero-top{position:relative;z-index:3}
.hero::before{
  content:"";position:absolute;top:0;left:0;width:62%;height:560px;z-index:1;
  background:linear-gradient(100deg,
    rgba(248,250,253,.92) 0%,
    rgba(248,250,253,.72) 42%,
    rgba(248,250,253,.28) 72%,
    transparent 100%);
  pointer-events:none;
}
h1{text-shadow:0 1px 2px rgba(255,255,255,.5)}

/* 引言卡：提高不透明度，文字加深，别糊在天空里 */
.float-quote{
  background:rgba(255,255,255,.82);
  border-color:rgba(26,46,66,.12);
  box-shadow:0 6px 24px rgba(40,60,90,.12);
  color:var(--text-on-light);
  z-index:3;
}
.float-quote cite{color:var(--text-on-light);opacity:.7}

/* 六板块区往下挪，让它真的落在"水下"那张图上 */
#dims{padding-top:330px}
/* 这个区块整体在水下，标题文字改成亮色 */
#dims .kicker{color:var(--ice)}
#dims h2{color:var(--text-on-dark);text-shadow:0 2px 10px rgba(6,26,44,.5)}
#dims .sub{color:var(--text-on-dark-2);opacity:1}
.showcase-intro{
  position:relative;z-index:3;
}

/* 卡片再实一点，压得住背后的冰山纹理 */
.card6{background:rgba(9,32,54,.74)}
.card6.active{background:rgba(18,58,92,.86)}

/* 深度标尺文字加深色描边，防止落在亮处看不清 */
.depth-rail-line b,.depth-rail-line span{text-shadow:0 1px 6px rgba(6,26,44,.7)}


/* 标题渐变改成更实的深蓝→冰蓝，别在照片上飘掉 */
h1 .glow{
  background:linear-gradient(135deg,#1e4f77,#3d9dc9);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* "探索冰山之下"这个标题太长会挤成两行，给它放宽并调小一档 */
.showcase-intro h2{
  font-size:clamp(24px,2.6vw,32px);
  max-width:14ch;
}