/* ============================================================
   设计变量 —— Framer 设计语言:
   纯黑底 / 粗无衬线两行两色标题 / 大圆角细描边卡片 /
   蓝色为唯一强调色(发光 hero、关键句、主 CTA、发布成功)
   ============================================================ */
:root {
  --bg: #000;
  --ink: #f6f7f8;        /* 主文字,近白(略冷,更清透) */
  --body: #a2a2ac;       /* 说明文字,冷调中灰(比旧 #999 更 Framer) */
  --dim: #6a6a74;        /* 弱化小字 */
  --line: #1a1a1a;
  --card: #0d0d0d;

  /* 蓝色强调 + 发光 */
  --accent: #0055ff;
  --accent-soft: #4d84ff;
  --accent-glow: rgba(0, 90, 255, .55);

  /* 分层表面(Framer 深色:中性干净灰,清楚浮于纯黑) */
  --surface: #26262a;         /* 卡片面(中性高级灰,比纯黑清楚浮起) */
  --surface-2: #2f2f34;       /* 卡内小卡(lc / 价格卡) */
  --surface-3: #37373d;

  /* 细边外框 + 内高光(Framer 质感的核心:清晰可见的 1px 亮线 + 顶部内高光) */
  --hairline: rgba(255, 255, 255, .13);      /* 卡片外框:清晰可见 */
  --hairline-2: rgba(255, 255, 255, .2);     /* 小卡/组件外框:更清晰 */
  --hairline-soft: rgba(255, 255, 255, .08); /* 分隔线 */
  --highlight: rgba(255, 255, 255, .08);

  /* 多层柔和阴影 */
  --shadow-card:
    inset 0 1px 0 var(--highlight),
    0 2px 4px rgba(0, 0, 0, .4),
    0 40px 90px -32px rgba(0, 0, 0, .95),
    0 14px 36px -18px rgba(0, 0, 0, .6);
  --shadow-pop: 0 1px 0 rgba(255, 255, 255, .12) inset, 0 8px 24px -6px rgba(0, 0, 0, .5);

  --radius-pill: 999px;

  --display: -apple-system, "SF Pro Display", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --sans: -apple-system, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --ease: cubic-bezier(.22, .61, .36, 1);       /* 平滑收尾 */
  --ease-spring: cubic-bezier(.34, 1.4, .5, 1);  /* 轻微回弹(hover/pop) */
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { background: var(--bg); }
body {
  font-family: var(--sans);
  color: var(--body);
  background: var(--bg);
  overflow-x: hidden;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern" 1, "liga" 1;
  letter-spacing: -.006em;
}
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
a { color: inherit; }

/* Framer 招牌:极淡细颗粒噪点,给纯黑底加一层质感(不引入颜色) */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 400;
  pointer-events: none;
  opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.placeholder {
  border: 1px dashed var(--dim);
  color: var(--dim);
  padding: 0 .4em;
  border-radius: 4px;
  font-style: normal;
}

/* ============================================================
   v8 卡片式堆叠:每屏一张 1200px 圆角卡,首屏可见;下屏盖上屏 + 上屏后退
   ============================================================ */
.stack { position: relative; max-width: 1200px; margin: 0 auto; }
.panel {
  position: sticky;
  top: 0;
  height: 100svh;
  background: transparent;   /* 透明:卡片缝里露出后退中的上一张卡,而非纯黑 */
  display: flex;
  align-items: center;
  justify-content: center;
  /* 上边固定下限 60px 保证任何屏高都能避开导航栏,底部收窄给卡片让高度;透明面板 → 不会因此露黑带 */
  padding: clamp(60px, 7.5svh, 86px) clamp(16px, 3vw, 40px) clamp(18px, 3svh, 36px);
}
.panel.is-hidden { visibility: hidden; }
/* 卡片填满整屏;浮起感靠 JS 的 transform:scale(<1) 露出四周黑边,
   下一张升上来是满格灰卡直接盖住,缝里露的是后退中的上一张卡而非纯黑 */
.card {
  position: relative;
  width: 100%;
  max-width: 100%;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
  /* Framer 质感:纯色面 + 顶部柔光(从上打光),发丝描边,多层柔和阴影 + 顶部内高光 */
  background:
    radial-gradient(130% 56% at 50% -16%, rgba(255, 255, 255, .06), rgba(255, 255, 255, 0) 55%),
    var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 28px;
  box-shadow: var(--shadow-card);
  padding: clamp(24px, 4.5vw, 56px) clamp(22px, 5vw, 64px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  transform-origin: 50% 46%;
  will-change: transform, opacity;
}

/* 三栏 */
.cols3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; width: 100%; max-width: 780px; margin: clamp(14px,2.5vw,22px) auto; }
@media (max-width: 760px) { .cols3 { grid-template-columns: 1fr; gap: 12px; } }

/* 压 → 放 分级(卡片内文字) */
.card-dim .bl { color: #c2c2c2; }
.card-dim .bs { color: #737373; }
.card-darkest .bl { color: #9a9a9a; }
.card-darkest .bs { color: #616161; }
.card-bright .bl { color: #fff; }
.card-bright .bs { color: #d0d0d0; }

/* 屏2 你的一天(切碎 + 死循环合并成一屏,内容密,压内边距) */
.card-day { padding-top: clamp(20px, 3vw, 34px); padding-bottom: clamp(20px, 3vw, 34px); }
.card-day .bs { margin-top: clamp(5px, 1vh, 10px); }
.day-hit { margin-top: clamp(12px, 2.4vh, 26px); color: var(--ink) !important; }
.card-day .loop-wrap { margin-top: clamp(8px, 1.4vh, 16px); }

.loop-wrap { position: relative; width: min(300px, 70vw); }
/* 按视口高度缩放:矮窗不溢出,高窗(真实桌面)自动变大 */
.loop-wrap.loop-sm { width: clamp(195px, 23vh, 260px); }
.loop-svg { width: 100%; height: auto; display: block; overflow: visible; }
.loop-node rect { fill: #16161a; stroke: #3a3a44; stroke-width: 1.2; }
.loop-node text { fill: #e8e8ee; font-size: 15px; font-weight: 600; font-family: var(--sans); text-anchor: middle; }
.loop-orbit { transform-box: view-box; transform-origin: 50% 50%; animation: loop-spin 9s linear infinite; }
.loop-svg.spun .loop-orbit { animation-duration: 2.4s; }
.loop-arrows { opacity: .85; }
@keyframes loop-spin { to { transform: rotate(360deg); } }
.loop-anim .loop-node { opacity: .22; transition: opacity .5s ease; }
.loop-anim .loop-node.lit { opacity: 1; }

/* 屏5 间距 */
.sp { margin-top: 1.3em; }
.card-last .sp { margin-top: 1em; }

/* 屏6 命名 */

.name-lead {
  font-size: clamp(16px, 4.4vw, 22px);
  color: var(--body);
  margin-bottom: clamp(14px, 3vw, 26px);
}
.name-line {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -.03em;
  font-size: clamp(48px, 13vw, 96px);
  background: linear-gradient(180deg, #eaf1ff 0%, var(--accent-soft) 55%, #2f6bff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 60px var(--accent-glow)) drop-shadow(0 0 22px rgba(77, 132, 255, .35));
}

/* 屏1 Hero */

.hero-more { margin-top: 26px; display: inline-block; }
.hook { margin-top: 16px; color: var(--ink); }

/* 屏7 动画卡 */
.card-demo { max-height: 100svh; gap: 14px; padding: clamp(20px,4vw,36px) 14px; }
.demo-lead,
.demo-tail { color: var(--body); }
/* 手机/电脑界面里的文案按真实 App 左对齐(卡片外的 demo-lead/tail 仍居中) */
.demo-stage { text-align: left; }
.demo-stage .pub-toast { text-align: center; }
.card-demo .demo-stage { margin: 0; width: 100%; max-width: 1120px; height: auto; aspect-ratio: 16/9; max-height: 62svh; }
@media (max-width: 900px) {
  .card-demo .demo-stage { aspect-ratio: auto; height: min(560px, 60svh); }
}

/* 屏9 CTA */
.card-cta .btn-cta { margin-top: 30px; }
.card-cta .bs.sp { margin-top: 1.1em; }

/* 屏10 学什么(三栏) */
.card-learn .bm { color: var(--ink); }
.learn-top .bs { margin-top: 10px; }
.lc {
  background: var(--surface-2);
  border: 1px solid var(--hairline-2);
  box-shadow: inset 0 1px 0 var(--highlight);
  border-radius: 18px;
  padding: 30px 24px 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  justify-content: flex-start;   /* 顶对齐:三栏标题同高;高度随内容,grid 拉成等高,不留大空白 */
}
@media (max-width: 760px) { .lc { padding: 16px 18px; gap: 8px; } .lc b { font-size: 17px; } .lc span { font-size: 13.5px; line-height: 1.6; } }
.lc b { font-family: var(--display); font-weight: 700; font-size: 20px; color: var(--accent-soft); }
.lc span { font-size: 15px; line-height: 1.8; color: var(--body); }

/* 屏11 价格 */
.price-head { margin-bottom: clamp(18px,4vw,30px); }
.price-head .bm { color: var(--ink); }
.price-head .bs { margin-top: 8px; }
.price-cards { display: flex; flex-direction: row; gap: 16px; width: 100%; max-width: 760px; margin: 0 auto; }
.price-card { position: relative; flex: 1; background: var(--surface-2); border: 1px solid var(--hairline-2); box-shadow: inset 0 1px 0 var(--highlight); border-radius: 20px; padding: 26px 24px; text-align: center; display: flex; flex-direction: column; align-items: center; transition: transform .4s var(--ease), border-color .4s var(--ease); }
/* 主推卡:蓝光晕 + 高亮描边 + 内高光 */
.price-card.price-hot { border-color: rgba(77,132,255,.45); box-shadow: inset 0 1px 0 rgba(255,255,255,.1), 0 0 0 1px rgba(77,132,255,.12), 0 0 64px -10px var(--accent-glow); }
.price-tag { position: absolute; top: 14px; right: 14px; background: linear-gradient(180deg, #5b8dff, var(--accent)); color: #fff; font-size: 11px; font-weight: 600; padding: 3px 11px; border-radius: 999px; letter-spacing: .02em; box-shadow: inset 0 1px 0 rgba(255,255,255,.3), 0 4px 12px -4px var(--accent-glow); }
/* 备选卡:收敛,不抢主推 */
.price-card.price-alt { background: #1c1c20; border-color: rgba(255,255,255,.05); box-shadow: none; }
.price-card.price-alt h3,
.price-card.price-alt .price { color: var(--body); }
.price-btn.price-btn-ghost { background: transparent; color: var(--accent-soft); border: 1px solid rgba(77,132,255,.35); box-shadow: none; }
.price-btn.price-btn-ghost:hover { background: rgba(77,132,255,.1); border-color: rgba(77,132,255,.55); }
.price-card h3 { font-family: var(--display); font-weight: 600; font-size: 15px; color: var(--body); }
.price { font-family: var(--display); font-weight: 700; letter-spacing: -.035em; font-size: clamp(34px,7vw,46px); color: var(--ink); margin-top: 4px; line-height: 1.1; }
@media (hover: hover) { .price-card:not(.price-alt):hover { transform: translateY(-3px); } }
.price .placeholder { font-size: 20px; }

/* 价格卡要点清单:小圆点、左对齐、整块居中 */
.price-feat { list-style: none; margin: 16px auto 22px; padding: 0; width: fit-content; max-width: 100%; text-align: left; display: flex; flex-direction: column; gap: 10px; }
.price-feat li { position: relative; padding-left: 20px; font-size: 14px; line-height: 1.5; color: var(--body); }
.price-feat li b { color: var(--ink); font-weight: 600; }
.price-feat li::before { content: ""; position: absolute; left: 3px; top: .58em; width: 5px; height: 5px; border-radius: 50%; background: var(--accent-soft); }
.price-btn { margin-top: auto; align-self: center; text-decoration: none; background: linear-gradient(180deg, #5b8dff, var(--accent)); color: #fff; font-size: 14px; font-weight: 600; border-radius: 999px; padding: 11px 32px; box-shadow: inset 0 1px 0 rgba(255,255,255,.28), 0 6px 20px -6px var(--accent-glow); transition: transform .22s var(--ease-spring), box-shadow .3s var(--ease); }
.price-btn:hover { transform: translateY(-1px); box-shadow: inset 0 1px 0 rgba(255,255,255,.34), 0 12px 30px -6px var(--accent-glow); }
.price-btn:active { transform: translateY(0); }
.price-note { margin-top: 20px; }
@media (max-width: 640px) {
  .card.card-price { padding-top: 20px; padding-bottom: 20px; }
  .card-price .price-head { margin-bottom: 12px; }
  .card-price .price-head .bm { font-size: 20px; }
  .card-price .price-cards { gap: 10px; }
  .card-price .price-card { padding: 13px 15px; }
  .card-price .price-card h3 { font-size: 12.5px; }
  .card-price .price { font-size: 25px; margin-top: 2px; }
  
  .card-price .price-feat { margin: 8px auto 12px; gap: 6px; }
  .card-price .price-feat li { font-size: 12px; line-height: 1.4; padding-left: 16px; }
  .card-price .price-feat li::before { width: 4px; height: 4px; left: 2px; }
  .card-price .price-btn { padding: 7px 20px; font-size: 12.5px; }
  .card-price .price-note { margin-top: 10px; font-size: 12px; line-height: 1.4; }
}
@media (max-width: 640px) { .price-cards { flex-direction: column; } }

/* 屏12 关于我 + 进群 */

.card-last .qr-box { width: min(124px, 42vw); }
.site-foot { margin-top: clamp(16px,3vw,28px); text-align: center; font-size: 13px; color: var(--dim); }
.site-foot .footer-brand { font-family: var(--display); color: var(--body); }
.footer-sep { margin: 0 .6em; }
/* 页脚法律链接行 */
.foot-legal { display: block; margin-top: 10px; }
.foot-legal a { color: var(--dim); text-decoration: none; margin: 0 .7em; transition: color .2s var(--ease); }
.foot-legal a:hover { color: var(--body); }
.card-tight .bs { line-height: 1.55; }

/* 屏3 帮手 + AI助理命名(合并) */
.card-helper .name-lead { margin-bottom: clamp(6px, 1.4vw, 14px); }
.card-helper .name-line { font-size: clamp(40px, 11vw, 78px); }
/* 屏5 不止内容(是卖点不是痛点,读得清) */
.card-more .bl { color: #fff; }
.card-more .bs { color: var(--body); }
/* 细边小卡:把「裸奔」的并列短句框起来(Framer 细边外框质感) */
.chip-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin: clamp(22px, 3.4vw, 36px) 0; }
.chip {
  background: var(--surface-2);
  border: 1px solid var(--hairline-2);
  box-shadow: inset 0 1px 0 var(--highlight);
  border-radius: 13px;
  padding: 13px 22px;
  font-size: clamp(15px, 4vw, 18px);
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -.01em;
}
@media (max-width: 520px) { .chip { padding: 11px 16px; font-size: 14px; } .chip-row { gap: 9px; } }
/* 屏6 工具 vs 助理(居中堆叠,压→放对比色) */
.card-duo2 .bs { color: var(--body); line-height: 1.55; }
.duo-tool-cap { color: #8f8f97; }
.duo-emp-cap { color: var(--accent-soft); text-shadow: 0 0 40px rgba(59,123,255,.3); }
/* 屏10 关于我 + 加群(合并,居中单列) */
.card-last .qr-box { width: min(120px, 40vw); margin: clamp(12px,2.5vw,20px) auto; }

/* 中等字号(卡内小标题) */
.bm {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -.028em;
  font-size: clamp(22px, 5.4vw, 32px);
  line-height: 1.28;
  color: var(--ink);
}

/* 左侧进度条(分组中性词,可点击跳转) */
.progress {
  position: fixed;
  /* 贴着卡片左边缘,而不是视口最左;窄屏回落到 12px */
  left: max(12px, calc((100vw - 1100px) / 2));
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 13px;
  align-items: flex-start;
}
.progress button {
  display: flex; flex-direction: row-reverse; align-items: center; gap: 9px;   /* 圆点在左、文字往右展开 */
  border: none; background: none; cursor: pointer; padding: 2px 0;
  color: var(--dim); font-size: 11px; line-height: 1;
  transition: color .25s var(--ease);
}
.progress .p-label { opacity: 0; transform: translateX(-4px); transition: opacity .25s var(--ease), transform .25s var(--ease); white-space: nowrap; }
.progress .p-dot { width: 7px; height: 7px; border-radius: 50%; background: #3a3a42; flex: none; transition: background .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease); }
.progress button.on { color: var(--ink); }
.progress button.on .p-dot { background: var(--accent-soft); transform: scale(1.4); box-shadow: 0 0 12px var(--accent-glow); }
.progress button.on .p-label,
.progress button:hover .p-label { opacity: 1; transform: none; }
.progress button:hover .p-dot { background: #7d7d88; transform: scale(1.15); }
@media (max-width: 620px) {
  .progress { left: 9px; gap: 12px; }
  .progress .p-label { display: none; }
}

/* nav 满宽,品牌与"扫码"贴视口左右角(内容区仍限宽 1200) */
@media (prefers-reduced-motion: reduce) {
  .card { transform: none !important; opacity: 1 !important; }
}

   /* "白折腾"之后的大空白 */
.bl {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(30px, 8vw, 54px);
  line-height: 1.24;
  letter-spacing: -.032em;
  color: var(--ink);
  text-wrap: balance;
}
.bl + .bl { margin-top: .35em; }
.bs {
  font-size: clamp(16px, 4.6vw, 21px);
  color: var(--body);
  line-height: 1.6;
}
.bl + .bs { margin-top: 1.6em; }
.bs + .bs { margin-top: 1.1em; }
.bs + .bl { margin-top: 1.2em; }

/* 旧价格卡样式已删(与上方屏9价格块重复且覆盖了居中,见 git 记录) */
.price-note b { color: var(--ink); }

/* ---------- 排版(Framer:粗无衬线、收紧字距、两行两色) ---------- */

.h-lg em { font-style: normal; }
   /* 两行两色的第二行 */

.micro { margin-top: 18px; font-size: 12px; color: var(--dim); letter-spacing: .12em; }

/* ---------- 屏1:hero(发光输入框是全站记忆点) ---------- */

.hero-input {
  margin-top: 44px;
  width: min(560px, 100%);
  border-radius: 18px;
  padding: 18px 18px 14px;
  background: #050a1e;
  border: 1px solid #3b6fff;
  box-shadow:
    0 0 0 1px rgba(120, 160, 255, .35) inset,
    0 0 26px rgba(0, 85, 255, .5),
    0 0 90px rgba(0, 85, 255, .28);
  text-align: left;
}
.hero-input-text { font-size: 15px; color: var(--ink); min-height: 3.2em; }
.hero-input-bar { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; }
.hero-input-hint { font-size: 12px; color: #5f6f9a; }
.hero-send {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-send svg { width: 13px; height: 13px; }

.hero-more {
  margin-top: 46px;
  font-size: 13px;
  color: var(--dim);
  text-decoration: none;
}
.hero-more:hover { color: var(--body); }

/* ---------- 通用:章节左对齐 + 卡片(Framer 语言) ---------- */
.h-lg {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(28px, 7vw, 46px);
  line-height: 1.25;
  color: var(--ink);
  letter-spacing: -.02em;
  text-align: left;
  text-wrap: balance;
}

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

/* ---------- 屏2:死循环 ---------- */

.loop-wrap { position: relative; width: min(380px, 86vw); }
.loop-svg { width: 100%; height: auto; display: block; overflow: visible; }
.loop-node rect {
  fill: #131316;
  stroke: #2c2c30;
  stroke-width: 1;
}
.loop-node text {
  fill: #f0f0f0;
  font-size: 14.5px;
  font-weight: 600;
  font-family: var(--sans);
  text-anchor: middle;
}
/* 圈在转:光弧 + 头部圆点绕轨道旋转,点亮后加速(越转越快) */
.loop-orbit {
  transform-box: view-box;
  transform-origin: 50% 50%;
  animation: loop-spin 12s linear infinite;
}
.loop-svg.spun .loop-orbit { animation-duration: 5s; }
@keyframes loop-spin { to { transform: rotate(360deg); } }
/* 桌面端逐环点亮(JS 加 .loop-anim / .lit) */
.loop-anim .loop-node { opacity: .22; transition: opacity .5s ease; }
.loop-anim .loop-node.lit { opacity: 1; }

/* ---------- 屏7:核心动画 ---------- */

.demo-stage {
  position: relative;
  margin-top: 36px;
  width: min(680px, 100%);
  height: min(640px, 80svh);
  overflow: hidden;
  border-radius: 20px;
  background: var(--card);
  border: 1px solid var(--line);
}
/* 桌面端:16:9 宽幅画面(同比例缩小,也是日后视频的画幅) */
@media (min-width: 900px) {
  .demo-stage {
    width: min(1080px, 100%);
    aspect-ratio: 16 / 9;
    height: auto;
    max-height: 82svh;
  }
  .desk-frame { width: min(640px, 100%); }
}

.demo-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: blur(2.5px) brightness(.85);
  transform: scale(1.08);          /* 遮住模糊边缘 */
  opacity: 0;
  transition: opacity 1s ease;
}
.bg-cafe { background-image: url('../assets/bg-cafe.jpg'); }
.bg-desk { background-image: url('../assets/bg-desk.jpg'); }
.demo-stage[data-scene="1"] .bg-cafe,
.demo-stage[data-scene="3"] .bg-cafe { opacity: 1; }
.demo-stage[data-scene="2"] .bg-desk { opacity: 1; }
.demo-stage::after {               /* 四周压暗,前景框始终清晰 */
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(95% 85% at 50% 46%, transparent 60%, rgba(8,8,8,.45) 100%);
  pointer-events: none;
}

/* ===== 手机框(镜头1、3):深色聊天界面 ===== */
.demo-phone {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  transition: opacity .8s ease;
}
.demo-stage[data-scene="2"] .demo-phone { opacity: 0; pointer-events: none; }
.phone-frame {
  position: relative;                /* 锁屏层的定位基准 */
  width: min(258px, 64vw);
  aspect-ratio: 9 / 19;              /* 真实手机比例 */
  max-height: 92%;
  border-radius: 38px;
  border: 1.5px solid #454545;
  outline: 4px solid #1a1a1a;
  background: #101010;
  box-shadow: 0 24px 70px #000000b3;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: filter .6s ease;
}
.demo-stage.phone-dim .phone-frame { filter: brightness(.32); }
.phone-status {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px 4px;
}
.ps-time { font-size: 12px; font-weight: 600; color: #ddd; letter-spacing: .02em; }
.phone-island {
  position: absolute;
  left: 50%;
  top: 9px;
  transform: translateX(-50%);
  width: 74px;
  height: 18px;
  border-radius: 999px;
  background: #000;
}
.ps-icons { width: 46px; height: 12px; }
.phone-nav {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 12px 9px;
  background: #17212b;
}
.pn-back { width: 10px; height: 16px; flex: none; }
.pn-ava {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  flex: none;
  background: linear-gradient(145deg, #54a9eb, #2a6fb5);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pn-names { flex: 1; display: flex; flex-direction: column; line-height: 1.25; }
.pn-names b { font-size: 13.5px; font-weight: 600; color: #f1f4f7; }
.pn-names i { font-style: normal; font-size: 10.5px; color: #54a9eb; }
.pn-more { color: #7d8b99; font-size: 15px; }
.chat {
  flex: 1;
  padding: 12px 10px 6px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  background: #0e1621;
  overflow: hidden;
}
.chat-time { text-align: center; font-size: 10.5px; color: #5c6c7d; margin-bottom: 4px; }
.msg {
  display: flex;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .4s ease, transform .4s ease;
}
.msg.show { opacity: 1; transform: none; }
.msg.gone { display: none; }
.msg.me { justify-content: flex-end; }
.msg-bubble {
  max-width: 78%;
  padding: 7px 10px 6px;
  border-radius: 13px;
  font-size: 13px;
  line-height: 1.5;
}
.msg.ai .msg-bubble { background: #182533; color: #eef2f6; border-bottom-left-radius: 4px; }
.msg.me .msg-bubble { background: #2b5278; color: #fff; border-bottom-right-radius: 4px; }
.msg-meta {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 9.5px;
  color: #7d97ad;
  margin-left: 8px;
  vertical-align: bottom;
  position: relative;
  top: 3px;
  white-space: nowrap;
}
.msg.me .msg-meta { color: #9fc1de; }
.msg-meta svg { width: 13px; height: 8px; color: #6ec2f7; }
.msg-card { display: flex; gap: 9px; align-items: center; padding: 9px 11px; }
.card-pic {
  width: 42px;
  height: 42px;
  border-radius: 6px;
  flex: none;
  background: url('../assets/house-1.jpg') center / cover no-repeat;
}
.card-txt { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.card-txt b { font-size: 11.5px; font-weight: 600; color: #eef2f6; line-height: 1.4; }
.card-txt i { font-style: normal; font-size: 10px; color: #7d97ad; }
.phone-input {
  display: flex;
  align-items: flex-end;                   /* 输入框随内容长高 */
  gap: 9px;
  padding: 8px 12px 14px;
  background: #17212b;
}
.pi-attach { width: 20px; height: 20px; flex: none; margin-bottom: 5px; }
.pi-field {
  flex: 1;
  background: #242f3d;
  border-radius: 16px;
  padding: 6px 12px;
  font-size: 12.5px;
  line-height: 1.55;
  color: #eef2f6;
  min-height: 1.5em;
  overflow: hidden;
}
.pi-ph { color: #6c7883; }
.phone-frame.typing .pi-ph { display: none; }
.pi-caret,
.pt-caret,
.pb-caret {
  display: none;
  width: 1.5px;
  height: 1.1em;
  background: #54a9eb;
  margin-left: 1px;
  animation: caret-blink .9s steps(1) infinite;
}
.typing .pi-caret { display: inline-block; }
@keyframes caret-blink { 50% { opacity: 0; } }
.pi-send {
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #2AABEE;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: .4;
  transition: opacity .3s;
}
.pi-send svg { width: 14px; height: 14px; margin-left: 1px; }
.phone-frame.typing .pi-send { opacity: 1; }

/* 锁屏(快镜头:提醒) */
.phone-lock {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 14px;
  background: linear-gradient(180deg, #1c2438 0%, #12172a 45%, #0a0d18 100%);
  opacity: 0;
  pointer-events: none;
  transition: opacity .6s ease;
}
.phone-lock.on { opacity: 1; }
.lock-island { width: 74px; height: 18px; border-radius: 999px; background: #000; }
.lock-time {
  margin-top: 34px;
  font-size: 46px;
  font-weight: 300;
  letter-spacing: .01em;
  color: #f2f5fa;
  line-height: 1;
}
.lock-date { margin-top: 8px; font-size: 12px; color: #9aa7bd; }
.lock-notif {
  margin-top: 26px;
  width: calc(100% - 22px);
  border-radius: 14px;
  background: rgba(38, 44, 58, .92);
  padding: 10px 12px;
  opacity: 0;
  transform: translateY(-14px);
  transition: opacity .5s ease, transform .5s ease;
}
.lock-notif.on { opacity: 1; transform: none; }
.ln-head { display: flex; align-items: center; gap: 6px; }
.ln-icon {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: linear-gradient(145deg, #54a9eb, #2a6fb5);
  color: #fff;
  font-size: 8px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ln-app { font-size: 11px; color: #dfe6ef; }
.ln-when { margin-left: auto; font-size: 10px; color: #8b96a8; }
.ln-body { margin-top: 7px; font-size: 12.5px; line-height: 1.5; color: #eef2f7; }

/* ===== 显示器框(镜头2):浏览器里的发布页 ===== */
.demo-desktop {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .8s ease;
  padding: 16px;
  z-index: 1;
}
.demo-stage[data-scene="2"] .demo-desktop { opacity: 1; }
.desk-frame {
  position: relative;
  width: min(560px, 100%);
  border-radius: 10px;
  border: 1px solid #3a3a3a;
  background: #1b1b1d;
  box-shadow: 0 24px 70px #000000b3;
  overflow: hidden;
}
.mac-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 12px 8px;
  background: #232326;
}
.tl { width: 11px; height: 11px; border-radius: 50%; flex: none; }
.tl-r { background: #ff5f57; }
.tl-y { background: #febc2e; }
.tl-g { background: #28c840; }
.mac-tab {
  margin-left: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  background: #1b1b1d;
  border-radius: 7px 7px 0 0;
  padding: 5px 14px 6px;
  font-size: 11px;
  color: #bbb;
  transform: translateY(4px);
}
.tab-fav { width: 11px; height: 11px; border-radius: 3px; background: #ff2442; flex: none; }
.addr-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  background: #1b1b1d;
  border-bottom: 1px solid #2a2a2c;
}
.addr-lock { width: 9px; height: 11px; flex: none; }
.addr-url { font-size: 11px; color: #9a9a9a; letter-spacing: .01em; }
.pub-page { position: relative; padding: 16px 18px 18px; background: #17171a; }
.pub-head { font-size: 14px; font-weight: 600; color: #e8e8e8; display: flex; align-items: center; gap: 10px; }
.pub-head-sub {
  font-size: 10.5px;
  color: #ff5b73;
  border: 1px solid #57272e;
  border-radius: 4px;
  padding: 1px 7px;
  font-weight: 400;
}
.pub-imgs { display: flex; gap: 8px; margin-top: 13px; }
.pimg,
.pimg-add {
  width: 52px;
  height: 52px;
  border-radius: 6px;
  flex: none;
}
.pimg {
  opacity: 0;
  transform: scale(.85);
  transition: opacity .4s ease, transform .4s ease;
}
.pimg.on { opacity: 1; transform: none; }
.pimg.p1 { background: url('../assets/house-1.jpg') center / cover no-repeat; }
.pimg.p2 { background: url('../assets/house-2.jpg') center / cover no-repeat; }
.pimg.p3 { background: url('../assets/house-3.jpg') center / cover no-repeat; }
.pimg-add {
  border: 1.5px dashed #3c3c40;
  color: #55555a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 300;
}
.pub-title {
  position: relative;
  display: flex;
  align-items: center;
  margin-top: 14px;
  padding: 9px 2px;
  border-bottom: 1px solid #26262a;
  font-size: 12.5px;
  color: #ececec;
  white-space: nowrap;
  overflow: hidden;
}
.pt-text { flex: none; }
.pt-ph,
.pb-ph { color: #4d4d52; }
.pub-title.typing .pt-ph,
.pub-body.typing .pb-ph,
.pub-title.filled .pt-ph,
.pub-body.filled .pb-ph { display: none; }
.pub-title.typing .pt-caret,
.pub-body.typing .pb-caret { display: inline-block; }
.pt-caret,
.pb-caret { background: #ff2442; }
.pt-count { margin-left: auto; font-size: 10.5px; color: #4d4d52; flex: none; padding-left: 10px; }
.pub-body {
  margin-top: 4px;
  padding: 9px 2px;
  min-height: 3.2em;
  font-size: 12.5px;
  line-height: 1.7;
  color: #cfcfd2;
}
.pub-tags { display: flex; gap: 8px; margin-top: 6px; }
.tag {
  font-size: 11px;
  color: #5b7599;
  background: #1d2126;
  border-radius: 5px;
  padding: 3px 9px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .35s ease, transform .35s ease;
}
.tag.on { opacity: 1; transform: none; }
.pub-foot { display: flex; justify-content: flex-end; margin-top: 14px; }
.f-pub {
  border: none;
  background: #ff2442;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  border-radius: 999px;
  padding: 9px 30px;
  pointer-events: none;
  transition: transform .12s ease, filter .2s ease, opacity .2s ease;
}
.f-pub.hover { filter: brightness(1.12); }
.f-pub.pressed { transform: scale(.94); }
.f-pub.done { opacity: .45; }
.pub-toast {                        /* 发布成功的一瞬:强调蓝 */
  position: absolute;
  left: 50%;
  top: 10px;
  transform: translate(-50%, -16px);
  background: var(--accent-soft);
  color: #fff;
  font-size: 12.5px;
  font-weight: 600;
  border-radius: 999px;
  padding: 7px 20px;
  opacity: 0;
  transition: opacity .35s ease, transform .35s ease;
  box-shadow: 0 8px 28px rgba(0, 85, 255, .4);
  pointer-events: none;
}
.pub-toast.on { opacity: 1; transform: translate(-50%, 0); }
.demo-cursor {
  position: absolute;
  width: 17px;
  height: 17px;
  left: 42%;
  top: 30%;
  transition: left 1.1s cubic-bezier(.5, .1, .3, 1), top 1.1s cubic-bezier(.5, .1, .3, 1);
  filter: drop-shadow(0 2px 4px #0009);
  z-index: 3;
}

/* reduced-motion / 无 JS:直接呈现镜头3的静态成品帧(快镜头气泡与锁屏不出现) */
.demo-stage.demo-static .msg { opacity: 1; transform: none; }
.demo-stage.demo-static .msg.extra { display: none; }
.demo-stage.demo-static[data-scene="1"] .bg-cafe { opacity: 1; }

/* ---------- 屏7:主转化 CTA(强调蓝,Framer 主按钮) ---------- */
.btn-cta {
  margin-top: 44px;
  display: inline-block;
  text-decoration: none;
  background: linear-gradient(180deg, #5b8dff, var(--accent));
  color: #fff;
  font-size: 17px;
  font-weight: 600;
  border-radius: 999px;
  padding: 15px 40px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .3),
    0 8px 28px -6px var(--accent-glow),
    0 0 60px -8px rgba(0, 85, 255, .35);
  transition: transform .22s var(--ease-spring), box-shadow .35s var(--ease);
}
.btn-cta:hover {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .38),
    0 14px 40px -8px var(--accent-glow),
    0 0 90px -6px rgba(0, 85, 255, .45);
}
.btn-cta:active { transform: translateY(0); }
.btn-cta-price { font-weight: 400; font-size: 15px; }
.btn-cta .placeholder { border-color: #7fa4ff; color: #cdd9ff; }

/* ---------- 屏9:加群 ---------- */
.qr-box {
  margin-top: 40px;
  width: min(240px, 64vw);
  aspect-ratio: 1;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.qr-box img { width: 88%; height: 88%; object-fit: contain; }
.qr-box .qr-hint { display: none; position: absolute; color: var(--dim); font-size: 13px; letter-spacing: .1em; }
.qr-box.qr-empty img { display: none; }
.qr-box.qr-empty .qr-hint { display: block; }

/* ---------- 会员专区 ---------- */
.member-page {
  min-height: 100svh;
  padding: 140px 28px 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.gate { display: flex; flex-direction: column; align-items: center; text-align: center; }
.gate-note { margin-top: 16px; font-size: 14px; color: var(--dim); }
.gate-form { margin-top: 36px; display: flex; gap: 10px; }
.gate-input {
  background: #161616;
  border: 1px solid #2a2a2a;
  border-radius: 12px;
  color: var(--ink);
  font-size: 15px;
  padding: 12px 16px;
  width: min(220px, 52vw);
  outline: none;
}
.gate-input:focus { border-color: var(--dim); }
.gate-input.shake { animation: shake .4s; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}
.gate-btn {
  border: none;
  background: #fff;
  color: #111;
  font-weight: 600;
  font-size: 14px;
  border-radius: 999px;
  padding: 12px 24px;
}
.gate-msg { margin-top: 18px; font-size: 13px; color: #c96a5a; min-height: 1.4em; }

.member-area { width: 100%; max-width: 560px; display: flex; flex-direction: column; gap: 20px; }
.member-area > .h-lg { margin-bottom: 16px; }
.member-section {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 20px;
  padding: 26px 24px;
}
.member-section h2 {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -.01em;
  font-size: 18px;
  color: var(--ink);
  margin-bottom: 10px;
}
.member-body { font-size: 14px; }
.section-locked-note { display: none; font-size: 14px; color: var(--dim); }
.member-section.section-locked .member-body,
.member-section.section-locked .qr-box { display: none; }
.member-section.section-locked h2 { color: var(--dim); }
.member-section.section-locked .section-locked-note { display: block; }
.member-section .qr-box { margin-top: 8px; }

/* ---------- 导航栏 ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(1200px, 100%);
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  /* 左右内边距对齐卡片可视边缘(卡片 = 列宽 - 面板侧距,再 scale 0.93 内缩 ~3.5%) */
  padding: 16px clamp(28px, 6vw, 79px);
  background: transparent;
}
.brand {
  text-decoration: none;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(12px, 3.2vw, 16px);
  letter-spacing: -.01em;
  color: var(--ink);
  line-height: 1.15;
  white-space: nowrap;
}
.brand .placeholder { font-size: 13px; padding: 4px 14px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
}
.nav-links a {
  text-decoration: none;
  font-size: 13.5px;
  color: var(--body);
  transition: color .2s var(--ease);
}
.nav-links a:hover,
.nav-links a:active { color: var(--ink); }
.nav-qr {                       /* 白胶囊,对应 Framer 的 Sign up */
  background: linear-gradient(180deg, #fff, #e9e9ec);
  border-radius: 999px;
  padding: 7px 17px;
  font-weight: 600;
  color: #111 !important;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 4px 14px -4px rgba(0,0,0,.5);
  transition: transform .22s var(--ease-spring), box-shadow .3s var(--ease);
}
.nav-qr:hover { transform: translateY(-1px); box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 8px 22px -4px rgba(0,0,0,.6); }

/* ---------- 页脚 ---------- */
.footer {
  border-top: 1px solid var(--line);
  padding: 40px 28px 56px;
  text-align: center;
  font-size: 13px;
  color: var(--dim);
}
.footer-brand { font-family: var(--display); margin-bottom: 10px; color: var(--body); }
.footer-sep { margin: 0 .6em; }

/* 法律页 */
.legal-page { max-width: 720px; margin: 0 auto; padding: clamp(88px,14vh,120px) 28px 80px; min-height: 60svh; }
.legal-page h1 { margin-bottom: 6px; }
.legal-page h2 { font-family: var(--display); font-weight: 700; font-size: 19px; color: var(--ink); margin: 32px 0 10px; }
.legal-page p { color: var(--body); line-height: 1.9; font-size: 15px; margin-bottom: 12px; }
.legal-page ul { margin: 0 0 12px; padding-left: 22px; color: var(--body); line-height: 1.9; font-size: 15px; }
.legal-page li { margin-bottom: 6px; }
.legal-page b,
.legal-page strong { color: var(--ink); font-weight: 600; }
.legal-meta { color: var(--dim); font-size: 13px; margin-bottom: 26px; }

.legal-page a[data-config],
.legal-back { color: var(--accent-soft); text-decoration: none; }
.legal-back { display: inline-block; margin-top: 30px; font-size: 14px; color: var(--accent-soft); text-decoration: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
*::before,
*::after {
    animation: none !important;
    transition: none !important;
  }
}

/* ============================================================
   2026 Framer-inspired visual refresh
   只重做视觉层，不改变页面内容、顺序、链接或交互逻辑。
   ============================================================ */

:root {
  --bg: #000;
  --ink: #f5f5f7;
  --body: #929297;
  --dim: #626268;
  --line: rgba(255, 255, 255, .09);
  --card: #0a0a0b;
  --accent: #0b63f6;
  --accent-soft: #4c8dff;
  --accent-glow: rgba(11, 99, 246, .38);
  --surface: #0a0a0b;
  --surface-2: #111113;
  --surface-3: #17171a;
  --hairline: rgba(255, 255, 255, .1);
  --hairline-2: rgba(255, 255, 255, .13);
  --hairline-soft: rgba(255, 255, 255, .065);
  --highlight: rgba(255, 255, 255, .055);
  --shadow-card: inset 0 1px 0 rgba(255, 255, 255, .045), 0 28px 80px rgba(0, 0, 0, .48);
  --shadow-pop: inset 0 1px 0 rgba(255, 255, 255, .08), 0 16px 40px rgba(0, 0, 0, .42);
}

html { color-scheme: dark; }

body {
  line-height: 1.6;
  letter-spacing: -.01em;
  background:
    radial-gradient(900px 520px at 73% -220px, rgba(52, 105, 255, .1), transparent 68%),
    #000;
}

body::after { opacity: .018; }

::selection {
  color: #fff;
  background: rgba(40, 111, 255, .65);
}

/* Framer 式固定顶栏：薄、平、尽量隐身。 */
.nav {
  left: 0;
  transform: none;
  width: 100%;
  height: 64px;
  padding: 0 clamp(20px, 3vw, 48px);
  background: rgba(0, 0, 0, .72);
  border-bottom: 1px solid transparent;
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  backdrop-filter: blur(18px) saturate(140%);
}

.brand {
  font-size: 14px;
  font-weight: 650;
  letter-spacing: -.025em;
}

.brand::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 9px;
  vertical-align: -1px;
  background: linear-gradient(135deg, #fff 0 48%, transparent 49% 100%);
  filter: drop-shadow(5px 5px 0 rgba(255, 255, 255, .32));
}

.nav-links { gap: clamp(14px, 2vw, 26px); }

.nav-links a {
  font-size: 13px;
  color: #8d8d92;
}

.nav-qr {
  padding: 7px 16px;
  background: #f5f5f5;
  border: 1px solid rgba(255, 255, 255, .88);
  box-shadow: none;
}

.nav-qr:hover {
  transform: translateY(-1px);
  background: #fff;
  box-shadow: 0 8px 22px rgba(0, 0, 0, .32);
}

/* 每屏仍然沿用原来的 sticky 堆叠逻辑，只替换舞台外观。 */
.stack {
  max-width: none;
  width: 100%;
}

.panel {
  padding: 64px clamp(12px, 2vw, 28px) clamp(12px, 2vw, 24px);
}

.card {
  width: min(100%, 1440px);
  padding: clamp(34px, 5vw, 76px) clamp(28px, 6vw, 88px);
  align-items: flex-start;
  text-align: left;
  border-radius: clamp(18px, 2vw, 26px);
  border-color: var(--hairline);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .018), transparent 30%),
    #09090a;
  box-shadow: var(--shadow-card);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  background: linear-gradient(115deg, rgba(255, 255, 255, .025), transparent 28% 72%, rgba(255, 255, 255, .012));
}

.bl {
  max-width: 900px;
  font-size: clamp(42px, 6vw, 84px);
  line-height: 1.02;
  letter-spacing: -.055em;
  font-weight: 700;
}

.bm {
  font-size: clamp(28px, 4.2vw, 52px);
  line-height: 1.06;
  letter-spacing: -.045em;
}

.bs {
  max-width: 720px;
  font-size: clamp(16px, 1.55vw, 21px);
  line-height: 1.48;
  letter-spacing: -.018em;
}

.bl + .bs { margin-top: clamp(22px, 3.5vw, 42px); }
.bs + .bs { margin-top: .78em; }
.bs + .bl { margin-top: clamp(22px, 3vw, 38px); }
.sp { margin-top: clamp(18px, 2.3vw, 30px); }
.micro { letter-spacing: .06em; }

/* 首屏：左边叙事，右边是产品式命令面板。 */
.card-hero {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(360px, 1.08fr);
  grid-template-rows: auto auto auto 1fr;
  column-gap: clamp(44px, 7vw, 110px);
  align-content: center;
  background:
    radial-gradient(700px 420px at 78% 46%, rgba(35, 97, 255, .105), transparent 68%),
    #030303;
  border-color: rgba(255, 255, 255, .075);
}

.card-hero > .bl { grid-column: 1; grid-row: 1; }
.card-hero > .bs:not(.hook) { grid-column: 1; grid-row: 2; }

.card-hero .hero-more {
  grid-column: 1;
  grid-row: 4;
  align-self: end;
  width: max-content;
  margin-top: clamp(32px, 6vh, 72px);
  padding: 9px 0;
  font-size: 13px;
  color: #7d7d82;
}

.card-hero .hero-input {
  grid-column: 2;
  grid-row: 1 / span 3;
  align-self: center;
  width: 100%;
  min-height: clamp(230px, 30vw, 340px);
  margin: 0;
  padding: clamp(28px, 4vw, 46px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: 22px;
  background:
    linear-gradient(rgba(255, 255, 255, .025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .025) 1px, transparent 1px),
    radial-gradient(420px 230px at 100% 0%, rgba(38, 101, 255, .18), transparent 72%),
    #0d0d0f;
  background-size: 30px 30px, 30px 30px, auto, auto;
  border: 1px solid rgba(255, 255, 255, .12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06), 0 28px 80px rgba(0, 0, 0, .48);
}

.hero-input-text {
  max-width: 420px;
  min-height: auto;
  font-family: var(--display);
  font-size: clamp(22px, 2.6vw, 36px);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: -.04em;
}

.hero-input-bar {
  margin-top: 36px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, .08);
}

.hero-send {
  width: 38px;
  height: 38px;
  background: #f5f5f5;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .25);
}

.hero-send svg { filter: invert(1); }

.card-hero .hook {
  grid-column: 2;
  grid-row: 4;
  margin-top: 18px;
  font-size: 14px;
  color: #77777d;
}

/* 痛点屏：文字与循环并排，像 Framer 的功能分区。 */
.card-day {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, .72fr);
  grid-auto-rows: min-content;
  column-gap: clamp(48px, 8vw, 120px);
  align-content: center;
  padding: clamp(34px, 5vw, 68px) clamp(28px, 6vw, 88px);
}

.card-day > :not(.loop-wrap) { grid-column: 1; }

.card-day .loop-wrap {
  grid-column: 2;
  grid-row: 1 / span 7;
  align-self: center;
  justify-self: center;
  width: clamp(250px, 27vw, 380px);
  margin: 0;
}

.card-day .bl { font-size: clamp(34px, 4.6vw, 64px); }
.card-day .bs { font-size: clamp(14px, 1.25vw, 18px); }
.card-day .bs,
.card-day .day-hit { margin-top: clamp(8px, 1.2vh, 14px); }

.loop-node rect {
  fill: #101012;
  stroke: rgba(255, 255, 255, .16);
}

.loop-arrows { opacity: .48; }

/* AI 助理登场：保留蓝色转折，但不做廉价霓虹。 */
.card-helper {
  justify-content: center;
  background:
    radial-gradient(720px 420px at 82% 55%, rgba(22, 92, 255, .16), transparent 70%),
    #070708;
}

.card-helper::after {
  content: "";
  position: absolute;
  width: min(40vw, 520px);
  aspect-ratio: 1;
  right: 4%;
  top: 50%;
  transform: translateY(-50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(72, 132, 255, .2), rgba(26, 91, 255, .035) 45%, transparent 70%);
  filter: blur(10px);
  pointer-events: none;
}

.card-helper > * { position: relative; z-index: 1; }
.card-helper .name-lead { margin-top: clamp(32px, 5vw, 64px); }
.card-helper .name-line {
  font-size: clamp(58px, 10vw, 138px);
  line-height: .95;
  letter-spacing: -.065em;
  background: linear-gradient(180deg, #fff 0%, #b9d0ff 34%, #4f8cff 78%, #1a62ed 100%);
  filter: drop-shadow(0 20px 60px rgba(20, 87, 255, .2));
}

/* 核心动画是全站的产品预览，使用 Framer 编辑器式大画布。 */
.card-demo {
  gap: clamp(12px, 2vh, 22px);
  padding: clamp(26px, 3.5vw, 48px);
  background: #050506;
}

.demo-lead,
.demo-tail {
  width: min(100%, 1180px);
  max-width: none;
  margin-left: auto;
  margin-right: auto;
}

.demo-lead {
  color: var(--ink);
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(17px, 1.8vw, 24px);
}

.demo-tail { font-size: clamp(13px, 1.2vw, 16px); }

.card-demo .demo-stage {
  width: min(100%, 1180px);
  max-width: 1180px;
  max-height: 66svh;
  margin-left: auto;
  margin-right: auto;
  border-radius: 16px;
  border-color: rgba(255, 255, 255, .12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .055), 0 30px 80px rgba(0, 0, 0, .5);
}

/* 后续内容保持原顺序，只用更强的字号和节奏组织。 */
.card-more,
.card-duo2,
.card-cta {
  justify-content: center;
}

.card-more .chip-row { justify-content: flex-start; }

.chip {
  background: #101012;
  border-color: rgba(255, 255, 255, .11);
  border-radius: 10px;
  box-shadow: none;
  color: #c8c8cd;
}

.card-duo2 {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .018), transparent 48%),
    #070708;
}

.card-duo2 .duo-tool-cap,
.card-duo2 .duo-emp-cap {
  font-size: clamp(50px, 8vw, 112px);
  line-height: .96;
}

.duo-tool-cap { color: #55555b; }
.duo-emp-cap {
  color: #f5f5f7;
  text-shadow: none;
}

.card-learn {
  justify-content: center;
  background: #080809;
}

.learn-top,
.cols3 {
  width: 100%;
  max-width: 1160px;
}

.cols3 {
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: clamp(24px, 4vw, 46px) 0 0;
}

.lc {
  align-items: flex-start;
  min-height: 220px;
  padding: clamp(24px, 3vw, 38px);
  text-align: left;
  background: #111113;
  border-color: rgba(255, 255, 255, .1);
  border-radius: 14px;
  box-shadow: none;
}

.lc b {
  font-size: clamp(18px, 1.8vw, 24px);
  color: var(--ink);
  letter-spacing: -.035em;
}

.lc span {
  margin-top: auto;
  font-size: clamp(14px, 1.15vw, 16px);
  line-height: 1.65;
}

.card-cta {
  background:
    radial-gradient(800px 520px at 88% 50%, rgba(27, 98, 255, .19), transparent 70%),
    #070708;
}

.card-cta .btn-cta {
  margin-top: clamp(30px, 5vw, 56px);
  padding: 13px 26px;
  border-radius: 10px;
  background: #f5f5f5;
  color: #09090a;
  box-shadow: none;
}

.card-cta .btn-cta:hover {
  background: #fff;
  box-shadow: 0 14px 34px rgba(0, 0, 0, .34);
}

.card-cta .btn-cta .placeholder { color: #39393d; border-color: #777; }

.card-price {
  justify-content: center;
  background: #060607;
}

.price-head,
.price-cards,
.price-note {
  width: 100%;
  max-width: 1040px;
}

.price-cards {
  gap: 12px;
  margin: 0;
}

.price-card {
  align-items: flex-start;
  min-height: 330px;
  padding: clamp(24px, 3vw, 36px);
  text-align: left;
  background: #111113;
  border-color: rgba(255, 255, 255, .1);
  border-radius: 14px;
  box-shadow: none;
}

.price-card.price-hot {
  background: linear-gradient(145deg, rgba(30, 91, 220, .2), transparent 46%), #121317;
  border-color: rgba(79, 139, 255, .45);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .07);
}

.price-card.price-alt {
  background: #0e0e10;
  border-color: rgba(255, 255, 255, .075);
}

.price-tag {
  top: 18px;
  right: 18px;
  background: #286fff;
  box-shadow: none;
}

.price-card h3 { font-size: 14px; }
.price { font-size: clamp(42px, 5vw, 68px); }

.price-feat {
  width: 100%;
  margin: 22px 0 26px;
}

.price-feat li::before { background: #707078; }
.price-card.price-hot .price-feat li::before { background: var(--accent-soft); }

.price-btn {
  align-self: flex-start;
  padding: 10px 20px;
  border-radius: 9px;
  background: #f5f5f5;
  color: #0a0a0b;
  box-shadow: none;
}

.price-btn:hover {
  box-shadow: 0 12px 28px rgba(0, 0, 0, .3);
}

.price-btn.price-btn-ghost {
  color: #d8d8dc;
  background: #1a1a1d;
  border-color: rgba(255, 255, 255, .1);
}

.price-btn.price-btn-ghost:hover {
  color: #fff;
  background: #202024;
  border-color: rgba(255, 255, 255, .16);
}

.card-last {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(190px, .42fr);
  grid-auto-rows: min-content;
  column-gap: clamp(44px, 9vw, 150px);
  align-content: center;
  background: #070708;
}

.card-last > :not(.qr-box):not(.site-foot):not(#screen-10) { grid-column: 1; }

.card-last .qr-box {
  grid-column: 2;
  grid-row: 1 / span 5;
  align-self: center;
  justify-self: center;
  width: min(250px, 22vw);
  margin: 0;
  background: #0f0f11;
  border-color: rgba(255, 255, 255, .1);
  border-radius: 16px;
}

.card-last .site-foot {
  grid-column: 1 / -1;
  width: 100%;
  margin-top: clamp(28px, 5vw, 64px);
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, .075);
  text-align: left;
}

.card-last .foot-legal { margin-left: -.7em; }

/* 进度导航变成右侧一条安静的章节刻度。 */
.progress {
  left: auto;
  right: clamp(8px, 1.25vw, 20px);
  gap: 10px;
  align-items: flex-end;
}

.progress button {
  flex-direction: row;
  gap: 8px;
  color: #66666c;
}

.progress .p-label { transform: translateX(4px); }
.progress .p-dot { width: 5px; height: 5px; background: #444449; }
.progress button.on .p-dot {
  background: #f2f2f4;
  transform: scale(1.25);
  box-shadow: none;
}

/* 会员区与法律页沿用相同设计系统。 */
.member-page {
  padding: 130px clamp(20px, 4vw, 48px) 90px;
  background:
    radial-gradient(620px 360px at 50% 0%, rgba(31, 91, 225, .12), transparent 70%),
    #000;
}

.gate {
  width: min(100%, 560px);
  padding: clamp(34px, 6vw, 58px);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 20px;
  background: #0a0a0b;
  box-shadow: var(--shadow-card);
}

.gate-form {
  width: 100%;
  max-width: 390px;
  margin-top: 32px;
}

.gate-input {
  flex: 1;
  width: auto;
  min-width: 0;
  height: 44px;
  background: #111113;
  border-color: rgba(255, 255, 255, .1);
  border-radius: 9px;
}

.gate-input:focus {
  border-color: rgba(87, 143, 255, .65);
  box-shadow: 0 0 0 3px rgba(32, 101, 255, .12);
}

.gate-btn {
  height: 44px;
  padding: 0 22px;
  border-radius: 9px;
}

.member-area { max-width: 820px; gap: 12px; }

.member-section {
  padding: 28px 30px;
  border-color: rgba(255, 255, 255, .09);
  border-radius: 14px;
  background: #0c0c0d;
}

.member-section h2 { font-size: 20px; }

.footer {
  border-color: rgba(255, 255, 255, .075);
  background: #000;
}

.legal-page {
  max-width: 820px;
  padding: 126px clamp(24px, 5vw, 54px) 100px;
}

.legal-page h1 {
  font-size: clamp(42px, 6vw, 70px);
  letter-spacing: -.055em;
}

.legal-page h2 {
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .075);
  font-size: 21px;
}

/* 平板与手机：保持内容原顺序，布局回到单列。 */
@media (max-width: 900px) {
  .card {
    padding: clamp(30px, 6vw, 52px) clamp(24px, 6vw, 48px);
  }

  .bl { font-size: clamp(40px, 8.5vw, 66px); }

  .card-hero {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    align-content: center;
    row-gap: 0;
  }

  .card-hero > .bl,
  .card-hero > .bs:not(.hook),
  .card-hero .hero-more,
  .card-hero .hero-input,
  .card-hero .hook {
    grid-column: 1;
    grid-row: auto;
  }

  .card-hero .hero-input {
    min-height: 210px;
    margin-top: clamp(28px, 5vh, 46px);
  }

  .card-hero .hook { margin-top: 14px; }
  .card-hero .hero-more { align-self: auto; margin-top: 26px; }

  .card-day {
    grid-template-columns: 1fr minmax(200px, .6fr);
    column-gap: 34px;
  }

  .card-day .loop-wrap { width: clamp(210px, 30vw, 280px); }

  .card-helper .name-line { font-size: clamp(56px, 13vw, 100px); }

  .card-last {
    grid-template-columns: 1fr minmax(150px, .36fr);
    column-gap: 32px;
  }
}

@media (max-width: 700px) {
  .nav { height: 58px; padding: 0 16px; }
  .nav-links { gap: 12px; }
  .nav-links a { font-size: 12px; }
  .nav-qr { padding: 6px 13px; }

  .panel { padding: 58px 8px 8px; }

  .card {
    padding: clamp(24px, 6vw, 34px) clamp(20px, 6vw, 30px);
    border-radius: 18px;
  }

  .bl { font-size: clamp(34px, 10.5vw, 48px); }
  .bm { font-size: clamp(24px, 7vw, 34px); }
  .bs { font-size: clamp(14px, 4vw, 17px); }

  .card-hero .hero-input {
    min-height: 174px;
    margin-top: 24px;
    padding: 24px;
    border-radius: 15px;
  }

  .hero-input-text { font-size: clamp(19px, 5.8vw, 26px); }
  .hero-input-bar { margin-top: 24px; padding-top: 12px; }
  .hero-send { width: 32px; height: 32px; }
  .card-hero .hook { font-size: 12.5px; }
  .card-hero .hero-more { margin-top: 16px; padding: 0; }

  .card-day {
    display: flex;
    padding: 22px 24px;
  }

  .card-day .bl { font-size: clamp(28px, 8vw, 38px); }
  .card-day .bs { font-size: clamp(12px, 3.6vw, 14px); }
  .card-day .loop-wrap {
    align-self: center;
    width: clamp(170px, 24vh, 220px);
    margin-top: 12px;
  }

  .card-helper .name-line { font-size: clamp(48px, 15vw, 72px); }
  .card-helper::after { width: 80vw; right: -28%; }

  .card-demo { padding: 22px 10px; }
  .card-demo .demo-stage { border-radius: 12px; }

  .chip-row { justify-content: flex-start; }
  .chip { padding: 10px 13px; border-radius: 8px; }

  .card-duo2 .duo-tool-cap,
  .card-duo2 .duo-emp-cap { font-size: clamp(40px, 12vw, 58px); }

  .cols3 { grid-template-columns: 1fr; gap: 8px; margin-top: 20px; }
  .lc { min-height: 0; padding: 18px; }
  .lc span { margin-top: 0; }

  .card-cta .btn-cta { padding: 11px 18px; border-radius: 8px; }

  .price-card {
    min-height: 0;
    padding: 14px 15px;
    border-radius: 10px;
  }

  .price { font-size: 27px; }
  .price-btn { align-self: center; border-radius: 8px; }

  .card-last {
    display: flex;
    align-items: flex-start;
  }

  .card-last .qr-box {
    width: min(128px, 38vw);
    align-self: flex-start;
    margin: 14px 0;
    border-radius: 12px;
  }

  .card-last .site-foot {
    margin-top: 16px;
    padding-top: 14px;
    font-size: 11px;
  }

  .progress { right: 5px; gap: 9px; }
  .progress .p-label { display: none; }

  .gate { padding: 30px 22px; border-radius: 16px; }
  .gate-form { flex-direction: column; }
  .gate-btn { width: 100%; }
  .member-section { padding: 22px 20px; }
}

@media (max-height: 720px) and (min-width: 701px) {
  .card { padding-top: 34px; padding-bottom: 34px; }
  .bl { font-size: clamp(38px, 5.2vw, 66px); }
  .bs { font-size: clamp(14px, 1.35vw, 18px); }
  .card-hero .hero-input { min-height: 220px; }
  .card-demo .demo-stage { max-height: 60svh; }
  .lc { min-height: 180px; padding: 24px; }
  .price-card { min-height: 280px; padding: 24px; }
}

/* ============================================================
   2026-07-10 layout correction
   保留原始 1200px 舞台与卡内上下结构；增加留白、收小标题。
   ============================================================ */

.stack {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.panel {
  padding: clamp(60px, 7.5svh, 86px) clamp(16px, 3vw, 40px) clamp(18px, 3svh, 36px);
}

.card {
  width: 100%;
  max-width: 100%;
  padding: clamp(30px, 5vw, 64px) clamp(24px, 6vw, 72px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.bl {
  max-width: 820px;
  font-size: clamp(30px, 4.2vw, 54px);
  line-height: 1.16;
  letter-spacing: -.04em;
}

.bm {
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.2;
  letter-spacing: -.035em;
}

.bs {
  max-width: 720px;
  font-size: clamp(15px, 1.55vw, 20px);
  line-height: 1.58;
}

.bl + .bs { margin-top: clamp(24px, 4vw, 44px); }
.bs + .bs { margin-top: 1em; }
.bs + .bl { margin-top: clamp(24px, 4vw, 42px); }
.sp { margin-top: clamp(20px, 3vw, 34px); }

.nav {
  left: 50%;
  transform: translateX(-50%);
  width: min(1200px, 100%);
  padding-left: clamp(28px, 6vw, 78px);
  padding-right: clamp(28px, 6vw, 78px);
}

/* 首屏恢复由上到下，不再分左右栏。 */
.card-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  justify-content: center;
}

.card-hero > .bl,
.card-hero > .bs:not(.hook),
.card-hero .hero-more,
.card-hero .hero-input,
.card-hero .hook {
  grid-column: auto;
  grid-row: auto;
}

.card-hero > .bs:not(.hook) { margin-top: clamp(24px, 4vw, 42px); }

.card-hero .hero-more {
  align-self: center;
  margin-top: clamp(24px, 4vw, 42px);
}

.card-hero .hero-input {
  width: min(560px, 100%);
  min-height: 0;
  margin-top: clamp(26px, 4vw, 44px);
  padding: clamp(22px, 3vw, 32px);
  align-self: center;
}

.hero-input-text {
  max-width: none;
  font-size: clamp(18px, 2vw, 27px);
  line-height: 1.3;
}

.hero-input-bar { margin-top: 28px; }

.card-hero .hook {
  max-width: 560px;
  margin-top: 16px;
  font-size: clamp(13px, 1.25vw, 16px);
  text-align: center;
}

/* 痛点屏恢复上下阅读，循环图位于文字下方。 */
.card-day {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  justify-content: center;
  padding: clamp(26px, 4vw, 44px) clamp(24px, 5vw, 60px);
}

.card-day > :not(.loop-wrap),
.card-day .loop-wrap {
  grid-column: auto;
  grid-row: auto;
}

.card-day .bl { font-size: clamp(28px, 3.5vw, 44px); }
.card-day .bs { font-size: clamp(13px, 1.25vw, 17px); }

.card-day .loop-wrap {
  width: clamp(190px, 25vh, 260px);
  margin-top: clamp(12px, 2vh, 22px);
  align-self: center;
}

.card-helper { align-items: center; text-align: center; }
.card-helper .name-lead { margin-top: clamp(28px, 4vw, 48px); }
.card-helper .name-line {
  font-size: clamp(40px, 7vw, 78px);
  line-height: 1;
}

.demo-lead,
.demo-tail { text-align: center; }

.card-more,
.card-duo2,
.card-cta,
.card-price,
.card-learn { align-items: center; text-align: center; }

.card-more .chip-row,
.chip-row { justify-content: center; }

.card-duo2 .duo-tool-cap,
.card-duo2 .duo-emp-cap {
  font-size: clamp(34px, 4.4vw, 56px);
  line-height: 1.12;
}

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

.lc {
  align-items: center;
  min-height: 0;
  text-align: center;
}

.lc b { font-size: clamp(17px, 1.55vw, 21px); }
.lc span { margin-top: 0; }

.price-head,
.price-note { text-align: center; }

.price-card {
  align-items: center;
  min-height: 0;
  text-align: center;
}

.price-feat { width: fit-content; }
.price-btn { align-self: center; }

/* 关于我恢复上下排版，二维码位于文字下方。 */
.card-last {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  justify-content: center;
}

.card-last > :not(.qr-box):not(.site-foot):not(#screen-10),
.card-last .qr-box,
.card-last .site-foot {
  grid-column: auto;
  grid-row: auto;
}

.card-last .qr-box {
  width: min(128px, 38vw);
  margin: clamp(16px, 3vw, 28px) auto;
  align-self: center;
}

.card-last .site-foot {
  width: 100%;
  margin-top: clamp(20px, 3vw, 34px);
  padding-top: 16px;
  text-align: center;
}

.card-last .foot-legal { margin-left: 0; }

/* 进度条恢复左侧。 */
.progress {
  left: max(12px, calc((100vw - 1100px) / 2));
  right: auto;
  align-items: flex-start;
}

.progress button {
  flex-direction: row-reverse;
}

.progress .p-label { transform: translateX(-4px); }

.legal-page h1 {
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: -.04em;
}

@media (max-width: 700px) {
  .nav {
    padding-left: 16px;
    padding-right: 16px;
  }

  .panel { padding: 58px 8px 8px; }

  .card {
    padding: clamp(24px, 7vw, 34px) clamp(20px, 7vw, 30px);
  }

  .bl { font-size: clamp(30px, 9vw, 40px); }
  .bm { font-size: clamp(22px, 6.6vw, 30px); }
  .bs { font-size: clamp(13px, 3.8vw, 16px); }

  .card-hero .hero-input {
    min-height: 0;
    margin-top: 22px;
    padding: 20px;
  }

  .hero-input-text { font-size: clamp(17px, 5vw, 22px); }
  .hero-input-bar { margin-top: 20px; }

  .card-day { padding: 20px 22px; }
  .card-day .bl { font-size: clamp(26px, 7.5vw, 34px); }
  .card-day .loop-wrap { width: clamp(165px, 22vh, 205px); }

  .card-helper .name-line { font-size: clamp(42px, 13vw, 60px); }

  .card-duo2 .duo-tool-cap,
  .card-duo2 .duo-emp-cap { font-size: clamp(32px, 9vw, 42px); }

  .progress {
    left: 5px;
    right: auto;
  }
}

@media (max-height: 720px) and (min-width: 701px) {
  .bl { font-size: clamp(30px, 3.8vw, 48px); }
  .bm { font-size: clamp(22px, 2.7vw, 31px); }
  .card-hero .hero-input { min-height: 0; }
}

/* 死循环图：改成更清楚的 Framer 式循环仪表盘。 */
.card-day .loop-wrap.loop-sm {
  width: clamp(220px, 29vh, 285px);
  padding: clamp(12px, 1.8vw, 18px);
  border: 1px solid rgba(108, 151, 255, .2);
  border-radius: 24px;
  background:
    linear-gradient(rgba(255, 255, 255, .018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .018) 1px, transparent 1px),
    radial-gradient(circle at 50% 50%, rgba(31, 95, 220, .16), transparent 64%),
    #090b10;
  background-size: 22px 22px, 22px 22px, auto, auto;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .045), 0 20px 44px rgba(0, 0, 0, .28);
}

.loop-svg > circle:first-of-type {
  stroke: rgba(117, 153, 225, .34);
  stroke-width: 2.4;
}

.loop-arrows {
  stroke: rgba(143, 174, 238, .78);
  opacity: 1;
}

.loop-orbit {
  filter: drop-shadow(0 0 7px rgba(83, 135, 255, .44));
}

.loop-orbit circle:first-child {
  stroke: rgba(91, 143, 255, .88);
  stroke-width: 4.5;
}

.loop-comet { fill: #a9c5ff; }

.loop-node rect {
  fill: #111621;
  stroke: rgba(119, 158, 238, .52);
  stroke-width: 1.25;
}

.loop-node text {
  fill: #f2f5fb;
  font-size: 15px;
  font-weight: 650;
}

@media (max-width: 700px) {
  .card-day .loop-wrap.loop-sm {
    width: clamp(205px, 30vh, 240px);
    padding: 10px;
    border-radius: 18px;
  }
}

/* AI 助理命名必须始终显示为文字，避免 background-clip 兼容时变成色块。 */
.name-line,
.card-helper .name-line {
  background: none;
  -webkit-background-clip: border-box;
  background-clip: border-box;
  color: #6f9cff;
  -webkit-text-fill-color: #6f9cff;
  filter: none;
  text-shadow: 0 0 42px rgba(65, 123, 255, .28);
}

.helper-accent {
  color: #78a3ff;
  text-shadow: 0 0 34px rgba(63, 123, 255, .24);
}

/* 核心演示：把仿手机外壳升级为悬浮玻璃通讯面板。 */
.demo-bg {
  filter: blur(8px) brightness(.42) saturate(.82);
  transform: scale(1.05);
}

.demo-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, .018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .018) 1px, transparent 1px),
    radial-gradient(circle at 50% 48%, rgba(38, 100, 230, .11), transparent 52%);
  background-size: 28px 28px, 28px 28px, auto;
}

.demo-phone {
  z-index: 2;
  padding: clamp(18px, 4vw, 48px);
}

.demo-phone::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(62%, 620px);
  aspect-ratio: 1.35;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: rgba(45, 105, 255, .16);
  filter: blur(70px);
  pointer-events: none;
}

.phone-frame {
  width: min(520px, 92%);
  height: min(430px, 90%);
  aspect-ratio: auto;
  max-height: none;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, .16);
  outline: none;
  background: rgba(7, 9, 14, .88);
  -webkit-backdrop-filter: blur(24px) saturate(125%);
  backdrop-filter: blur(24px) saturate(125%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .08),
    0 30px 90px rgba(0, 0, 0, .58),
    0 0 0 1px rgba(51, 105, 214, .08);
}

.phone-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 8;
  border-radius: inherit;
  border: 1px solid rgba(122, 160, 235, .075);
  pointer-events: none;
}

.phone-status { display: none; }

.phone-nav {
  min-height: 62px;
  padding: 13px 16px;
  gap: 11px;
  background: rgba(13, 16, 24, .84);
  border-bottom: 1px solid rgba(255, 255, 255, .075);
}

.pn-back { display: none; }

.pn-ava {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(145deg, #76a5ff, #2869ed);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .28), 0 8px 20px rgba(31, 92, 222, .28);
}

.pn-names b {
  font-size: 14px;
  color: #f5f7fb;
}

.pn-names i {
  margin-top: 2px;
  font-size: 10px;
  color: #78a5ff;
}

.pn-more { color: #626a79; }

.chat {
  padding: 16px 18px 12px;
  gap: 10px;
  background:
    radial-gradient(circle at 86% 8%, rgba(42, 101, 219, .11), transparent 42%),
    rgba(7, 9, 14, .72);
}

.chat-time {
  margin-bottom: 2px;
  color: #596273;
  font-size: 10px;
  letter-spacing: .04em;
}

.msg-bubble {
  max-width: 84%;
  padding: 9px 13px 8px;
  border-radius: 13px;
  font-size: 13px;
  line-height: 1.55;
  box-shadow: 0 8px 20px rgba(0, 0, 0, .13);
}

.msg.ai .msg-bubble {
  color: #e9edf5;
  background: rgba(26, 30, 40, .92);
  border: 1px solid rgba(255, 255, 255, .075);
  border-bottom-left-radius: 5px;
}

.msg.me .msg-bubble {
  color: #fff;
  background: linear-gradient(145deg, #397cef, #245fc5);
  border: 1px solid rgba(151, 188, 255, .22);
  border-bottom-right-radius: 5px;
}

.msg-meta { color: #6e788a; }
.msg.me .msg-meta { color: #bfd4ff; }
.msg-meta svg { color: #d7e4ff; }

.msg-card {
  padding: 10px 12px;
  gap: 11px;
}

.card-pic {
  width: 48px;
  height: 48px;
  border-radius: 9px;
}

.card-txt b { font-size: 12px; }

.phone-input {
  align-items: center;
  padding: 11px 14px 13px;
  background: rgba(12, 15, 22, .9);
  border-top: 1px solid rgba(255, 255, 255, .07);
}

.pi-attach {
  width: 18px;
  height: 18px;
  margin: 0;
  opacity: .66;
}

.pi-field {
  min-height: 38px;
  padding: 8px 13px;
  border: 1px solid rgba(255, 255, 255, .075);
  border-radius: 10px;
  background: rgba(255, 255, 255, .045);
}

.pi-send {
  width: 34px;
  height: 34px;
  background: #397df0;
  box-shadow: 0 8px 20px rgba(37, 101, 220, .28);
}

.phone-lock {
  padding-top: 24px;
  background:
    radial-gradient(circle at 50% 12%, rgba(89, 137, 235, .24), transparent 42%),
    linear-gradient(180deg, #111827 0%, #090c15 100%);
}

.lock-island { display: none; }

.lock-notif {
  max-width: 380px;
  background: rgba(28, 33, 45, .84);
  border: 1px solid rgba(255, 255, 255, .11);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

@media (max-width: 700px) {
  .demo-phone { padding: 12px; }

  .phone-frame {
    width: min(94%, 430px);
    height: min(88%, 390px);
    border-radius: 18px;
  }

  .phone-nav { min-height: 54px; padding: 10px 12px; }
  .pn-ava { width: 30px; height: 30px; border-radius: 9px; }
  .chat { padding: 12px; gap: 7px; }
  .msg-bubble { padding: 7px 10px; font-size: 11.5px; }
  .phone-input { padding: 8px 10px 10px; }
  .pi-field { min-height: 32px; padding: 6px 10px; font-size: 11.5px; }
  .pi-send { width: 30px; height: 30px; }
}

/* 远程操控叙事必须保留手机：恢复真实手机比例，同时沿用高级材质。 */
.demo-phone { padding: clamp(12px, 2.5vw, 28px); }

.demo-phone::after {
  content: "手机远程交代";
  position: absolute;
  left: 50%;
  bottom: clamp(14px, 2.4vw, 26px);
  transform: translateX(-50%);
  z-index: 9;
  padding: 6px 12px;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 999px;
  background: rgba(8, 10, 15, .76);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  color: rgba(228, 233, 244, .72);
  font-size: 10px;
  letter-spacing: .06em;
  white-space: nowrap;
  pointer-events: none;
}

.phone-frame {
  width: min(266px, 68vw);
  height: auto;
  aspect-ratio: 9 / 19;
  max-height: 91%;
  border-radius: 38px;
  border: 1px solid rgba(255, 255, 255, .22);
  outline: 5px solid #08090c;
  background: rgba(7, 9, 14, .95);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .1),
    0 34px 90px rgba(0, 0, 0, .64),
    0 0 0 1px rgba(67, 116, 218, .12),
    0 0 70px rgba(34, 91, 210, .13);
}

.phone-status {
  display: flex;
  min-height: 30px;
  padding: 9px 17px 3px;
  background: rgba(8, 10, 15, .96);
}

.phone-island {
  display: block;
  top: 7px;
  width: 68px;
  height: 18px;
  border: 1px solid rgba(255, 255, 255, .035);
  background: #000;
}

.phone-nav {
  min-height: 50px;
  padding: 8px 11px;
  gap: 8px;
}

.pn-back {
  display: block;
  width: 9px;
  height: 14px;
}

.pn-ava {
  width: 29px;
  height: 29px;
  border-radius: 9px;
}

.pn-names b { font-size: 12.5px; }
.pn-names i { font-size: 9.5px; }

.chat {
  padding: 10px 9px 7px;
  gap: 7px;
}

.chat-time { font-size: 9.5px; }

.msg-bubble {
  max-width: 82%;
  padding: 7px 9px 6px;
  border-radius: 12px;
  font-size: 11px;
  line-height: 1.45;
}

.msg-meta {
  margin-left: 5px;
  font-size: 8px;
}

.msg-card { padding: 7px 8px; gap: 7px; }
.card-pic { width: 36px; height: 36px; border-radius: 7px; }
.card-txt b { font-size: 9.5px; }
.card-txt i { font-size: 8.5px; }

.phone-input {
  padding: 7px 9px 12px;
  gap: 7px;
}

.pi-attach { width: 17px; height: 17px; }

.pi-field {
  min-height: 30px;
  padding: 5px 9px;
  border-radius: 10px;
  font-size: 10.5px;
}

.pi-send { width: 29px; height: 29px; }

.phone-lock { padding-top: 12px; }

.lock-island {
  display: block;
  width: 68px;
  height: 18px;
}

@media (max-width: 700px) {
  .phone-frame {
    width: min(248px, 66vw);
    height: auto;
    aspect-ratio: 9 / 19;
    max-height: 90%;
    border-radius: 34px;
  }

  .demo-phone::after {
    bottom: 10px;
    padding: 5px 10px;
    font-size: 9px;
  }
}

/* ============================================================
   双空间同屏：左边人在外面用手机，右边电脑在家自动执行。
   不使用背景照片，靠色温、空间标签和传输状态完成叙事。
   ============================================================ */

.demo-stage {
  background:
    radial-gradient(circle at 18% 32%, rgba(172, 106, 50, .13), transparent 34%),
    radial-gradient(circle at 78% 35%, rgba(41, 92, 190, .14), transparent 40%),
    linear-gradient(90deg, #100d0b 0 38%, #07090e 38% 100%);
}

.demo-bg { display: none; }

.demo-stage::before {
  z-index: 0;
  background:
    linear-gradient(rgba(255, 255, 255, .015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .015) 1px, transparent 1px),
    radial-gradient(circle at 18% 68%, rgba(235, 157, 83, .08), transparent 26%),
    radial-gradient(circle at 76% 52%, rgba(55, 114, 232, .08), transparent 36%);
  background-size: 28px 28px, 28px 28px, auto, auto;
}

.demo-stage::after {
  z-index: 1;
  background:
    linear-gradient(90deg,
      transparent calc(38% - 1px),
      rgba(255, 255, 255, .12) 38%,
      transparent calc(38% + 1px)),
    radial-gradient(90% 80% at 50% 50%, transparent 60%, rgba(0, 0, 0, .32) 100%);
}

.demo-phone {
  inset: 0 auto 0 0;
  width: 38%;
  height: 100%;
  padding: clamp(18px, 3vw, 38px);
  opacity: 1 !important;
  pointer-events: auto !important;
  z-index: 2;
}

.demo-phone::before {
  left: 50%;
  width: 80%;
  aspect-ratio: 1;
  background: rgba(220, 133, 68, .1);
  filter: blur(56px);
}

.demo-phone::after {
  content: "外出中 · 手机";
  left: 50%;
  bottom: clamp(12px, 2vw, 20px);
  border-color: rgba(229, 166, 108, .18);
  background: rgba(22, 16, 12, .82);
  color: rgba(246, 211, 179, .82);
}

/* 只给高度，宽度由 9:19 自动计算；不再同时限制宽高，确保绝不变形。 */
.phone-frame {
  height: min(82%, 490px);
  width: auto;
  max-width: 82%;
  max-height: none;
  aspect-ratio: 9 / 19;
  flex: none;
}

.demo-stage.phone-dim .phone-frame {
  filter: brightness(.62) saturate(.72);
}

.demo-desktop {
  inset: 0 0 0 auto;
  width: 62%;
  height: 100%;
  padding: clamp(24px, 4vw, 54px);
  z-index: 2;
  opacity: .44;
  filter: brightness(.62) saturate(.62);
  transform: none;
  transition: opacity .8s ease, filter .8s ease;
}

.demo-stage[data-scene="2"] .demo-desktop {
  opacity: 1;
  filter: none;
}

.demo-stage[data-scene="3"] .demo-desktop {
  opacity: .72;
  filter: brightness(.82) saturate(.84);
}

.demo-desktop::before {
  position: absolute;
  left: 0;
  top: 18px;
  transform: translateX(-50%);
  z-index: 6;
  padding: 6px 11px;
  border: 1px solid rgba(116, 156, 236, .22);
  border-radius: 999px;
  background: rgba(9, 13, 22, .9);
  color: #9ab9f5;
  font-size: 9px;
  letter-spacing: .05em;
  white-space: nowrap;
  box-shadow: 0 0 24px rgba(57, 112, 225, .2);
}

.demo-stage[data-scene="1"] .demo-desktop::before {
  content: "远程指令 →";
}

.demo-stage[data-scene="2"] .demo-desktop::before {
  content: "正在远程执行";
  color: #d5e2ff;
  border-color: rgba(102, 151, 255, .42);
}

.demo-stage[data-scene="3"] .demo-desktop::before {
  content: "完成回报 ←";
}

.demo-desktop::after {
  content: "家中 · 电脑在线";
  position: absolute;
  left: 50%;
  bottom: clamp(12px, 2vw, 20px);
  transform: translateX(-50%);
  z-index: 6;
  padding: 6px 12px;
  border: 1px solid rgba(103, 148, 236, .18);
  border-radius: 999px;
  background: rgba(7, 12, 21, .84);
  color: rgba(176, 202, 252, .82);
  font-size: 10px;
  letter-spacing: .05em;
  white-space: nowrap;
}

.desk-frame {
  width: min(100%, 640px);
  border-color: rgba(255, 255, 255, .13);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .05),
    0 28px 74px rgba(0, 0, 0, .5),
    0 0 60px rgba(35, 90, 197, .08);
}

@media (max-width: 700px) {
  .demo-phone {
    width: 40%;
    padding: 12px 8px 28px;
  }

  .demo-stage {
    background:
      radial-gradient(circle at 18% 32%, rgba(172, 106, 50, .12), transparent 34%),
      radial-gradient(circle at 78% 35%, rgba(41, 92, 190, .13), transparent 40%),
      linear-gradient(90deg, #100d0b 0 40%, #07090e 40% 100%);
  }

  .demo-stage::after {
    background:
      linear-gradient(90deg,
        transparent calc(40% - 1px),
        rgba(255, 255, 255, .11) 40%,
        transparent calc(40% + 1px)),
      radial-gradient(90% 80% at 50% 50%, transparent 60%, rgba(0, 0, 0, .3) 100%);
  }

  .phone-frame {
    height: min(76%, 360px);
    width: auto;
    max-width: 88%;
    max-height: none;
    aspect-ratio: 9 / 19;
  }

  .demo-desktop {
    width: 60%;
    padding: 20px 8px 30px;
  }

  .demo-phone::after,
  .demo-desktop::after {
    bottom: 7px;
    padding: 4px 7px;
    font-size: 8px;
  }

  .demo-desktop::before {
    top: 9px;
    padding: 4px 7px;
    font-size: 7.5px;
  }

  .desk-frame { border-radius: 8px; }
}

/* 手机使用固定 258×544 设计画布，再整体等比缩放；内部 UI 不参与响应式挤压。 */
.phone-frame {
  width: 258px;
  min-width: 258px;
  max-width: none;
  height: 544px;
  min-height: 544px;
  max-height: none;
  aspect-ratio: auto;
  flex: none;
  zoom: .88;
}

.pn-names b { white-space: nowrap; }

@media (max-width: 700px) {
  .phone-frame {
    width: 258px;
    min-width: 258px;
    max-width: none;
    height: 544px;
    min-height: 544px;
    max-height: none;
    aspect-ratio: auto;
    zoom: .56;
  }
}

@media (max-width: 430px) {
  .phone-frame { zoom: .48; }
}

/* 矮屏优先保证演示舞台高度，减少说明文字占用，不继续牺牲手机尺寸。 */
@media (max-height: 520px) {
  .card-demo {
    padding: 10px 8px;
    gap: 6px;
  }

  .demo-lead {
    font-size: 12px;
    line-height: 1.25;
  }

  .demo-tail {
    font-size: 10px;
    line-height: 1.3;
  }

  .card-demo .demo-stage {
    flex: 1 1 auto;
    width: 100%;
    height: auto;
    min-height: 170px;
    max-height: none;
    aspect-ratio: auto;
  }
}

/* ============================================================
   恢复单镜头顺序表达：背景交代环境，手机与电脑轮流成为主角。
   图片只保留空间线索，强模糊、低亮度、低饱和，避免抢注意力。
   ============================================================ */

.demo-stage {
  background: #070708;
}

.demo-bg {
  display: block;
  filter: blur(4px) brightness(.52) saturate(.72);
  transform: scale(1.045);
}

.demo-stage::before {
  z-index: 0;
  background:
    linear-gradient(rgba(255, 255, 255, .012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .012) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: .55;
}

.demo-stage::after {
  z-index: 4;
  background:
    radial-gradient(82% 80% at 50% 48%, transparent 56%, rgba(4, 5, 8, .34) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, .035), rgba(0, 0, 0, .1));
}

.demo-phone {
  inset: 0;
  width: auto;
  height: auto;
  padding: 12px;
  opacity: 1;
  pointer-events: auto;
  z-index: 2;
}

.demo-stage[data-scene="2"] .demo-phone {
  opacity: 0 !important;
  pointer-events: none !important;
}

.demo-phone::before {
  left: 50%;
  width: min(58%, 520px);
  aspect-ratio: 1;
  background: rgba(43, 99, 216, .13);
  filter: blur(72px);
}

.demo-phone::after { display: none; }

.demo-desktop {
  inset: 0;
  width: auto;
  height: auto;
  padding: clamp(16px, 4vw, 40px);
  z-index: 2;
  opacity: 0;
  filter: none;
}

.demo-stage[data-scene="2"] .demo-desktop {
  opacity: 1;
  filter: none;
}

.demo-stage[data-scene="1"] .demo-desktop,
.demo-stage[data-scene="3"] .demo-desktop {
  opacity: 0;
  filter: none;
}

.demo-desktop::before,
.demo-desktop::after { display: none; }

.desk-frame { width: min(640px, 100%); }

/* 手机作为单镜头主角后恢复正常可读字号。 */
.pn-names b { font-size: 14px; }
.pn-names i { font-size: 10.5px; }
.chat-time { font-size: 10.5px; }

.msg-bubble {
  max-width: 80%;
  padding: 8px 11px 7px;
  font-size: 13px;
  line-height: 1.5;
}

.msg-meta {
  margin-left: 7px;
  font-size: 9px;
}

.msg-card { padding: 9px 10px; gap: 9px; }
.card-pic { width: 42px; height: 42px; }
.card-txt b { font-size: 11px; }
.card-txt i { font-size: 9.5px; }

.pi-field {
  min-height: 34px;
  padding: 7px 11px;
  font-size: 12px;
}

.pi-send { width: 32px; height: 32px; }

@media (max-width: 700px) {
  .demo-phone { width: auto; padding: 8px; }
  .demo-desktop { width: auto; padding: 10px; }
}

/* 独立缩放容器：固定手机画布只做 transform 等比缩放，不使用 zoom。 */
.phone-fit {
  position: relative;
  flex: none;
  width: 258px;
  height: 544px;
}

.phone-fit .phone-frame {
  position: absolute;
  left: 0;
  top: 0;
  width: 258px;
  min-width: 258px;
  max-width: none;
  height: 544px;
  min-height: 544px;
  max-height: none;
  aspect-ratio: auto;
  transform: scale(1);
  transform-origin: 0 0;
  zoom: 1 !important;
}

/* 学什么：第二句才是核心主张，第一句只做铺垫。 */
.card-learn .learn-top .bm {
  font-size: clamp(15px, 1.55vw, 19px);
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: -.015em;
  color: #77777e;
}

.card-learn .learn-top .bs {
  margin-top: clamp(12px, 2vw, 20px);
  max-width: none;
  font-family: var(--display);
  font-size: clamp(30px, 4.2vw, 52px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.045em;
  color: var(--ink);
}

@media (max-width: 700px) {
  .card-learn .learn-top .bm { font-size: 14px; }
  .card-learn .learn-top .bs {
    margin-top: 10px;
    font-size: clamp(28px, 8vw, 38px);
  }
}

/* 帮手屏：两句判断收小；“AI 助理”保持原来的主标题尺寸。 */
.card-helper .bl {
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.24;
  letter-spacing: -.035em;
}

.card-helper .helper-accent {
  display: inline-block;
  font-size: clamp(30px, 4.2vw, 54px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.045em;
}

@media (max-width: 700px) {
  .card-helper .bl { font-size: clamp(23px, 6.8vw, 30px); }
  .card-helper .helper-accent { font-size: clamp(30px, 9vw, 40px); }
}

/* 价格区标题始终以整张卡片中心对齐。 */
.card-price .price-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.card-price .price-head .bm,
.card-price .price-head .bs {
  width: 100%;
  max-width: none;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* ============================================================
   Framer motion system
   进入视口：淡入 + 上移 + 微缩放；交互：轻抬升；重点：呼吸光。
   ============================================================ */

html.motion-enabled .panel .card > :not([id]) {
  opacity: 0;
  transform: translate3d(0, 22px, 0) scale(.985);
  filter: blur(5px);
  transition:
    opacity .72s cubic-bezier(.22, 1, .36, 1),
    transform .88s cubic-bezier(.22, 1, .36, 1),
    filter .62s ease;
}

html.motion-enabled .panel.motion-in .card > :not([id]) {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  filter: blur(0);
}

html.motion-enabled .panel.motion-in .card > :nth-child(2) { transition-delay: .06s; }
html.motion-enabled .panel.motion-in .card > :nth-child(3) { transition-delay: .12s; }
html.motion-enabled .panel.motion-in .card > :nth-child(4) { transition-delay: .18s; }
html.motion-enabled .panel.motion-in .card > :nth-child(5) { transition-delay: .24s; }
html.motion-enabled .panel.motion-in .card > :nth-child(6) { transition-delay: .3s; }
html.motion-enabled .panel.motion-in .card > :nth-child(n+7) { transition-delay: .34s; }

/* 组合容器本身不重复做动画，内部卡片逐张进入。 */
html.motion-enabled .panel .card > .cols3,
html.motion-enabled .panel .card > .price-cards,
html.motion-enabled .panel .card > .chip-row {
  opacity: 1;
  transform: none;
  filter: none;
}

html.motion-enabled .cols3 .lc,
html.motion-enabled .price-cards .price-card,
html.motion-enabled .chip-row .chip {
  opacity: 0;
  transform: translate3d(0, 18px, 0) scale(.975);
  transition:
    opacity .68s cubic-bezier(.22, 1, .36, 1),
    transform .8s cubic-bezier(.22, 1, .36, 1),
    border-color .35s ease,
    box-shadow .35s ease,
    background-color .35s ease;
}

html.motion-enabled .panel.motion-in .cols3 .lc,
html.motion-enabled .panel.motion-in .price-cards .price-card,
html.motion-enabled .panel.motion-in .chip-row .chip {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

html.motion-enabled .panel.motion-in .cols3 .lc:nth-child(1),
html.motion-enabled .panel.motion-in .price-card:nth-child(1),
html.motion-enabled .panel.motion-in .chip:nth-child(1) { transition-delay: .14s; }

html.motion-enabled .panel.motion-in .cols3 .lc:nth-child(2),
html.motion-enabled .panel.motion-in .price-card:nth-child(2),
html.motion-enabled .panel.motion-in .chip:nth-child(2) { transition-delay: .22s; }

html.motion-enabled .panel.motion-in .cols3 .lc:nth-child(3),
html.motion-enabled .panel.motion-in .chip:nth-child(3) { transition-delay: .3s; }

.nav {
  transition:
    background-color .35s ease,
    border-color .35s ease,
    box-shadow .35s ease;
}

.nav.is-scrolled {
  background: rgba(0, 0, 0, .82);
  border-bottom-color: rgba(255, 255, 255, .075);
  box-shadow: 0 10px 35px rgba(0, 0, 0, .18);
}

@keyframes framer-glow-breathe {
  0%, 100% {
    border-color: rgba(255, 255, 255, .11);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06), 0 24px 70px rgba(0, 0, 0, .38), 0 0 48px rgba(35, 95, 220, .06);
  }
  50% {
    border-color: rgba(103, 151, 255, .24);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08), 0 30px 82px rgba(0, 0, 0, .42), 0 0 72px rgba(35, 95, 220, .15);
  }
}

.panel.motion-in .hero-input {
  animation: framer-glow-breathe 4.8s ease-in-out .9s infinite;
}

@keyframes framer-accent-breathe {
  0%, 100% { text-shadow: 0 0 24px rgba(63, 123, 255, .16); }
  50% { text-shadow: 0 0 44px rgba(63, 123, 255, .34); }
}

.panel.motion-in .helper-accent,
.panel.motion-in .duo-emp-cap {
  animation: framer-accent-breathe 4.2s ease-in-out 1s infinite;
}

.btn-cta,
.price-btn,
.nav-qr {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.btn-cta::after,
.price-btn::after,
.nav-qr::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .42;
  background: linear-gradient(105deg, transparent 24%, rgba(255, 255, 255, .34) 48%, transparent 72%);
  transform: translateX(-130%);
  transition: transform .7s cubic-bezier(.22, 1, .36, 1);
}

@media (hover: hover) {
  .btn-cta:hover::after,
  .price-btn:hover::after,
  .nav-qr:hover::after { transform: translateX(130%); }

  html.motion-enabled .panel.motion-in .cols3 .lc:hover,
  html.motion-enabled .panel.motion-in .price-cards .price-card:hover,
  html.motion-enabled .panel.motion-in .chip-row .chip:hover,
  .lc:hover,
  .price-card:hover,
  .chip:hover {
    transform: translateY(-4px);
    border-color: rgba(128, 163, 235, .24);
    box-shadow: 0 18px 42px rgba(0, 0, 0, .28), inset 0 1px 0 rgba(255, 255, 255, .07);
  }

  .demo-stage:hover {
    border-color: rgba(111, 151, 232, .24);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06), 0 34px 90px rgba(0, 0, 0, .52), 0 0 58px rgba(41, 91, 198, .1);
  }
}

.demo-stage {
  transition: border-color .45s ease, box-shadow .45s ease;
}

.progress button.on .p-dot {
  animation: framer-dot-pulse 2.4s ease-in-out infinite;
}

@keyframes framer-dot-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(245, 245, 247, 0); }
  50% { box-shadow: 0 0 0 5px rgba(245, 245, 247, .08); }
}

@media (prefers-reduced-motion: reduce) {
  html.motion-enabled .panel .card > :not([id]),
  html.motion-enabled .cols3 .lc,
  html.motion-enabled .price-cards .price-card,
  html.motion-enabled .chip-row .chip {
    opacity: 1;
    transform: none;
    filter: none;
  }

  .hero-input,
  .helper-accent,
  .duo-emp-cap,
  .progress button.on .p-dot {
    animation: none !important;
  }
}

/* ============================================================
   Framer edge orbit
   一段蓝白高光沿小卡边缘巡航，模拟设计画布中的选中边框动效。
   ============================================================ */

@property --edge-angle {
  syntax: "<angle>";
  initial-value: 0deg;
  inherits: false;
}

.price-card,
.lc,
.chip,
.member-section {
  position: relative;
  isolation: isolate;
}

.price-card::before,
.lc::before,
.chip::before,
.member-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  padding: 1px;
  border-radius: inherit;
  pointer-events: none;
  background: conic-gradient(
    from var(--edge-angle),
    transparent 0deg 236deg,
    rgba(62, 124, 255, .03) 250deg,
    rgba(71, 135, 255, .72) 282deg,
    rgba(194, 216, 255, .96) 306deg,
    rgba(78, 139, 255, .42) 326deg,
    transparent 344deg 360deg
  );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  animation: framer-edge-orbit 6.5s linear infinite;
  animation-play-state: paused;
  transition: opacity .35s ease;
}

@keyframes framer-edge-orbit {
  to { --edge-angle: 360deg; }
}

.panel.motion-in .price-card::before,
.panel.motion-in .lc::before,
.panel.motion-in .chip::before {
  opacity: .42;
  animation-play-state: running;
}

.panel.motion-in .price-card.price-hot::before {
  opacity: .9;
  animation-duration: 4.8s;
}

.panel.motion-in .price-card.price-alt::before { opacity: .3; }
.panel.motion-in .lc::before { opacity: .34; animation-duration: 7.2s; }
.panel.motion-in .chip::before { opacity: .22; animation-duration: 8.2s; }

.member-area:not([hidden]) .member-section::before {
  opacity: .26;
  animation-play-state: running;
  animation-duration: 8s;
}

.panel.is-hidden .price-card::before,
.panel.is-hidden .lc::before,
.panel.is-hidden .chip::before {
  animation-play-state: paused;
}

@media (hover: hover) {
  .price-card:hover::before,
  .lc:hover::before,
  .chip:hover::before,
  .member-section:hover::before {
    opacity: 1 !important;
    animation-duration: 2.8s !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .price-card::before,
  .lc::before,
  .chip::before,
  .member-section::before {
    display: none;
    animation: none;
  }
}

/* 首屏指令框：全站最明显的双像素边框巡航。 */
.hero-input {
  position: relative;
  isolation: isolate;
}

.hero-input::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: 4;
  padding: 2px;
  border-radius: inherit;
  pointer-events: none;
  background: conic-gradient(
    from var(--edge-angle),
    transparent 0deg 205deg,
    rgba(50, 113, 255, .08) 225deg,
    rgba(49, 119, 255, .88) 260deg,
    #d9e7ff 286deg,
    #ffffff 299deg,
    rgba(81, 145, 255, .96) 314deg,
    rgba(48, 112, 255, .18) 338deg,
    transparent 354deg 360deg
  );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  animation: framer-edge-orbit 3.4s linear infinite;
  animation-play-state: paused;
  filter: drop-shadow(0 0 7px rgba(77, 139, 255, .82));
  transition: opacity .4s ease;
}

.panel.motion-in .hero-input::before {
  opacity: 1;
  animation-play-state: running;
}

@media (hover: hover) {
  .hero-input:hover::before {
    animation-duration: 1.9s;
    filter: drop-shadow(0 0 10px rgba(91, 151, 255, 1));
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-input::before {
    display: none;
    animation: none;
  }
}