/* 云秀互动官网 3.0 · Dia 页
   页面人格（VI v1.0.2 §24）：轻盈对话 / 消息进入 / 销售交接。
   共享层：assets/v3/core.css（Token、导航、按钮、页脚、弹窗、动效基础件）。
   本文件只写 Dia 的模块语言与动效语言；主副标冻结逐字（COPY-宣传口径-主标副标-v1）。
   动效纪律：只做「入场 + 微交互 + 局部循环」，不做留在半程的滚动变形。 */

/* ——— 段落节奏 ——— */
.dia-sec{padding:116px 0}
.dia-sec.is-soft{background:linear-gradient(180deg,#f7fbff,#f2f8ff)}
.dia-sec.is-dark{position:relative;overflow:clip;color:#fff;background:linear-gradient(165deg,#081828,#071525 55%,#0b1f38)}
.is-dark .kicker{color:#76aaff}
.is-dark h2,.is-dark h3{color:#fff}

/* ——— Hero：消息从边缘进入的会话场 ——— */
.dia-hero{padding:150px 0 0;background:linear-gradient(180deg,#fbfdff,#eef5ff)}
/* Hero 主标视觉分级（2026-09-16 主人令）：前半「机会来了，」保持实色，后半「你不在。」做描边空心（不在场）——不支持 text-stroke 时退化为淡灰 */
.dia-h1-ghost{color:#9fb0c2}
@supports (-webkit-text-stroke:1px #000){
  .dia-h1-ghost{color:transparent;-webkit-text-stroke:1.4px rgba(15,42,76,.45)}
}
.dia-hero-copy{max-width:720px}
.dia-hero-copy .kicker{margin:0 0 22px}
.dia-lead{margin:22px 0 0;font-size:22px;line-height:1.5;font-weight:560;letter-spacing:-.015em;color:var(--ink2)}
.dia-btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:36px}

.chat-field{margin-top:40px;border-radius:28px 28px 0 0;background:#fff;border:1px solid #dfe8f3;border-bottom:0;box-shadow:0 -12px 60px rgba(25,70,120,.08);overflow:hidden}
.chat-bar{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:12px 20px;border-bottom:1px solid var(--line);font-size:10.5px;letter-spacing:.12em;font-weight:650;color:#7890a6;background:#fbfdff}
.chat-live{display:inline-flex;align-items:center;gap:8px}
.chat-live i{width:7px;height:7px;border-radius:50%;background:#22a06b;box-shadow:0 0 0 5px rgba(34,160,107,.1)}
html.motion .chat-live i{animation:chatLive 2.6s ease-in-out infinite}
@keyframes chatLive{50%{box-shadow:0 0 0 9px rgba(34,160,107,.04)}}
.chat-stream{display:flex;flex-direction:column;gap:9px;padding:20px 24px 16px;min-height:280px}
.chat-in{display:flex;flex-direction:column;gap:5px;max-width:min(76%,460px)}
.chat-in.is-c{align-self:flex-start;align-items:flex-start}
.chat-in.is-d{align-self:flex-end;align-items:flex-end}
.chat-name{font-size:9.5px;line-height:1.2;letter-spacing:.12em;font-weight:700;color:#8a9db3;padding:0 4px}
.msg{max-width:100%;padding:10px 13px;border-radius:14px;font-size:13.5px;line-height:1.55}
.msg.user{background:#f0f3f7;color:#354b61;border-bottom-left-radius:6px}
.msg.bot{background:#edf5ff;color:#36506a;border-bottom-right-radius:6px}
.msg.meta{align-self:stretch;max-width:none;margin-top:8px;background:var(--navy);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:12px 16px;border-radius:14px}
.msg.meta b{font-size:13px;font-weight:700}
.msg.meta span{font-size:11px;color:#8ea7c4;text-align:right}
.msg-edge{font-size:10px;letter-spacing:.16em;color:#8a9db3;font-weight:700;padding:0 4px}
.msg-edge.l{align-self:flex-start}
.msg-edge.r{align-self:flex-end}
.msg-dots{display:none;align-items:center;gap:5px;min-height:1.55em}
.msg-dots i{width:6px;height:6px;border-radius:50%;background:#9db4cc;opacity:.5}
.chat-in.is-typing .msg-text{display:none}
.chat-in.is-typing .msg-dots{display:inline-flex}
html.motion .msg-dots i{animation:typingDot 1.2s ease-in-out infinite}
html.motion .msg-dots i:nth-child(2){animation-delay:.15s}
html.motion .msg-dots i:nth-child(3){animation-delay:.3s}
@keyframes typingDot{0%,100%{opacity:.35;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}
html.motion .chat-field.is-scripted .chat-seq{opacity:0;transform:translateY(10px);transition:opacity .42s var(--ease),transform .42s var(--ease)}
html.motion .chat-field.is-scripted .chat-seq.is-shown{opacity:1;transform:none}

/* ——— 销售承接链路：五站行进（消息沿链路走） ——— */
.dia-pipeline{--i:0;position:relative;margin-top:56px}
.pipe-track{position:absolute;left:10%;right:10%;top:17px;height:2px;border-radius:2px;background:rgba(15,42,76,.09)}
.pipe-track::before{content:"";position:absolute;left:0;top:0;height:100%;width:calc(var(--i) * 25%);border-radius:2px;background:linear-gradient(90deg,var(--blue),var(--cyan));transition:width .55s var(--ease)}
.pipe-dot{position:absolute;top:-4px;left:calc(var(--i) * 25%);width:10px;height:10px;margin-left:-5px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px rgba(18,104,255,.12),0 4px 14px rgba(18,104,255,.35);transition:left .55s var(--ease)}
.pipe-steps{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);margin:0;padding:0}
.pipe-step{text-align:center;padding:0 16px}
.pipe-no{display:grid;place-items:center;width:36px;height:36px;margin:0 auto;border-radius:50%;background:#fff;border:1px solid #c9dcf3;color:#1355b4;font-size:11px;font-weight:700;position:relative;z-index:1;transition:background .35s var(--ease),border-color .35s var(--ease),color .35s var(--ease),box-shadow .35s var(--ease)}
.pipe-step h3{margin:16px 0 0;font-size:15px;line-height:1.4;font-weight:660;letter-spacing:-.01em;color:var(--ink);transition:color .35s var(--ease)}
.pipe-step .body{margin-top:8px;font-size:12.5px;line-height:1.7}
.pipe-step.is-live .pipe-no,.pipe-step:hover .pipe-no{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 0 0 6px rgba(18,104,255,.1)}
.pipe-step.is-live h3{color:#0d4eb8}

/* ——— 销售交接：接住卡 + 交接说明 ——— */
.dia-handoff{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:48px;align-items:stretch}
.lead-card{border:1px solid var(--line);border-radius:24px;background:#fff;padding:26px;box-shadow:0 18px 46px rgba(22,64,111,.07)}
.lead-top{display:flex;justify-content:space-between;gap:18px;align-items:flex-start}
.lead-top h3{margin:10px 0 0;font-size:19px;font-weight:660;letter-spacing:-.01em}
.lead-score{flex:none;padding:7px 11px;border-radius:999px;background:#edf5ff;border:1px solid #d5e6fb;color:#1355b4;font-size:11px;font-weight:700}
.lead-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.lead-field{padding:13px;border-radius:13px;background:#f7faff;border:1px solid #e6eef8}
.lead-field span{display:block;font-size:10px;letter-spacing:.06em;color:#8191a4}
.lead-field strong{display:block;font-size:13px;font-weight:650;margin-top:5px;color:var(--ink2)}
.lead-summary{margin-top:16px;font-size:12.5px}
html.motion .lead-card .lead-field,html.motion .handoff-copy .benefit{opacity:0;transform:translateY(8px)}
html.motion .lead-card.is-in .lead-field,html.motion .handoff-copy.is-in .benefit{opacity:1;transform:none;transition:opacity .55s var(--ease),transform .55s var(--ease);transition-delay:calc(var(--i,0) * 70ms)}
.handoff-copy{position:relative;overflow:hidden;border-radius:24px;padding:32px 30px;color:#fff;background:linear-gradient(160deg,#0d2037,#071525);border:1px solid #1e3a5a;box-shadow:0 26px 64px rgba(7,21,37,.22)}
.handoff-copy::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-160px;top:-220px;pointer-events:none;background:radial-gradient(circle,rgba(40,109,220,.28),rgba(8,25,43,0) 66%)}
.handoff-copy>*{position:relative;z-index:1}
.handoff-copy .kicker{color:#76aaff}
.handoff-copy h2{margin:12px 0 0;font-size:23px;line-height:1.35;font-weight:640;letter-spacing:-.02em;color:#fff}
.benefit-list{list-style:none;margin:24px 0 0;padding:0;display:grid;gap:12px}
.benefit-list li{display:flex;gap:11px;font-size:13.5px;line-height:1.7;color:#dbe5ef}
.benefit-list b{flex:none;width:20px;height:20px;margin-top:2px;border-radius:50%;display:grid;place-items:center;font-size:11px;color:#9cc2ff;border:1px solid rgba(120,170,255,.35);background:rgba(90,169,255,.08)}

/* ——— 适合的业务状态：三张现状卡 ——— */
.dia-cases{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px}
.dia-case{position:relative;border:1px solid var(--line);border-radius:20px;background:#fff;padding:26px 24px;box-shadow:0 10px 30px rgba(26,64,111,.05);transition:border-color .35s var(--ease),box-shadow .35s var(--ease),transform .35s var(--ease)}
.dia-case:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(20,64,115,.08);border-color:#c8dcf5}
.dia-case .case-no{font-size:11px;letter-spacing:.14em;font-weight:700;color:#8ba0b5}
.dia-case h3{margin:12px 0 0;font-size:16.5px;line-height:1.45;font-weight:660;letter-spacing:-.01em;color:var(--ink)}
.dia-case .body{margin-top:10px;font-size:13px}

/* ——— 入口策略 × 责任边界（深色双面板） ——— */
.dia-boundary{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:stretch}
.bp-panel{border-radius:24px;padding:32px 30px}
.bp-panel.is-light{background:#f5f9ff;border:1px solid #dbe8f6;box-shadow:0 24px 60px rgba(2,10,20,.28)}
.bp-panel.is-light .kicker{color:var(--blue)}
.bp-panel.is-dark{background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.14)}
.bp-panel h2{margin:12px 0 0;font-size:23px;line-height:1.35;font-weight:640;letter-spacing:-.02em}
.bp-panel.is-light h2{color:var(--ink)}
.bp-panel.is-dark h2{color:#fff}
.bp-list{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px}
.bp-list li{position:relative;padding-left:18px;font-size:13.5px;line-height:1.75}
.bp-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%}
.bp-panel.is-light .bp-list li{color:#36506b}
.bp-panel.is-light .bp-list li::before{background:var(--blue);opacity:.55}
.bp-panel.is-dark .bp-list li{color:#aebdce}
.bp-panel.is-dark .bp-list li::before{background:#9cc2ff;opacity:.7}

/* ——— 复盘价值：说明 + 线索复盘界面 ——— */
.dia-review{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center}
.review-ui{border:1px solid var(--line);border-radius:22px;background:#fff;padding:8px 22px;box-shadow:0 18px 46px rgba(22,64,111,.07)}
.review-row{display:grid;grid-template-columns:1fr auto;gap:14px;padding:15px 0;border-bottom:1px solid var(--line);font-size:13px;color:#52677f}
.review-row:last-child{border-bottom:0}
.review-row b{color:#1355b4;font-weight:650;white-space:nowrap}

/* ——— 收尾：从一个入口开始（浅色面板） ——— */
.dia-cta-band{padding:96px 0 110px}
.dia-cta{position:relative;overflow:hidden;border-radius:28px;padding:46px 44px;background:linear-gradient(160deg,#f5faff,#fff);border:1px solid #dbe8f6;box-shadow:0 24px 60px rgba(20,64,115,.07)}
.dia-cta .h2{max-width:560px}
.dia-cta .lead{margin:14px 0 0;font-size:16px;max-width:560px;color:var(--muted)}
.dia-cta .btn{margin-top:26px}

/* ——— 断点 ——— */
@media(max-width:1080px){
  .dia-sec{padding:92px 0}
  .dia-hero{padding:128px 0 0}
  .dia-handoff,.dia-boundary{grid-template-columns:1fr}
  .dia-cases{grid-template-columns:1fr;gap:12px}
  .dia-review{grid-template-columns:1fr;gap:26px}
  .dia-cta-band{padding:76px 0 86px}
  .menu-btn{min-height:44px}
}
@media(max-width:860px){
  .dia-sec{padding:64px 0}
  .dia-hero{padding:112px 0 0}
  .dia-lead{font-size:17px;margin-top:14px}
  .dia-btns{margin-top:24px}
  .chat-field{margin-top:38px}
  .chat-stream{min-height:0;padding:15px 16px 13px}
  .chat-in{max-width:88%}
  .dia-pipeline{margin-top:36px}
  .pipe-track{left:16px;right:auto;top:18px;bottom:18px;width:2px;height:auto}
  .pipe-track::before{display:none}
  .pipe-dot{display:none}
  .pipe-steps{grid-template-columns:1fr}
  .pipe-step{text-align:left;position:relative;padding:0 0 26px 52px}
  .pipe-step:last-child{padding-bottom:0}
  .pipe-no{position:absolute;left:0;top:0;width:34px;height:34px;margin:0}
  .pipe-step h3{margin:6px 0 0;font-size:15.5px}
  .dia-handoff{margin-top:36px}
  .dia-cases{margin-top:36px}
  .bp-panel{padding:26px 22px}
  .bp-panel h2,.handoff-copy h2{font-size:20px}
  .dia-cta-band{padding:64px 0 72px}
  .dia-cta{padding:34px 26px}
}
@media(max-width:720px){
  .dia-hero{padding:104px 0 0}
  .chat-bar{padding:10px 14px}
  .chat-stream{padding:13px 12px 11px;gap:8px}
  .msg{padding:9px 12px;font-size:13px}
  .msg.meta{flex-direction:column;align-items:flex-start;gap:6px;padding:11px 13px}
  .msg.meta span{text-align:left}
  .lead-card{padding:20px 18px}
  .lead-fields{grid-template-columns:1fr}
  .handoff-copy{padding:26px 22px}
  .benefit-list li{font-size:13px}
  .dia-case{padding:20px 18px}
  .review-ui{padding:4px 16px}
  .review-row{font-size:12.5px;padding:13px 0}
  .dia-cta .btn{width:100%}
}
@media(prefers-reduced-motion:reduce){
  html.motion .chat-live i{animation:none}
  html.motion .msg-dots i{animation:none}
  .msg,.pipe-no,.pipe-step h3,.dia-case,.bp-panel,.menu-btn{transition:none}
}