:root{
  --bg:#06111f;
  --panel:rgba(14,25,43,.82);
  --panel-border:rgba(128,169,255,.18);
  --text:#eaf2ff;
  --text-soft:#9db0cd;
  --primary:#39a0ff;
  --primary-strong:#1a7dff;
  --cyan:#4ce2ff;
  --green:#54e6a6;
  --danger:#ff5c74;
  --shadow:0 22px 60px rgba(0,0,0,.35);
  --radius:22px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  min-height:100vh;
  font:15px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(57,160,255,.16), transparent 25%),
    radial-gradient(circle at 90% 10%, rgba(76,226,255,.12), transparent 22%),
    linear-gradient(180deg, #08111f 0%, #0a1526 45%, #07111d 100%);
}
a{color:inherit;text-decoration:none}
.page-bg::before,.page-bg::after{content:"";position:fixed;pointer-events:none;filter:blur(40px);opacity:.7;z-index:0}
.page-bg::before{width:240px;height:240px;left:-60px;top:90px;background:rgba(57,160,255,.16);border-radius:50%}
.page-bg::after{width:280px;height:280px;right:-60px;top:160px;background:rgba(84,230,166,.09);border-radius:50%}
.topbar{
  position:sticky;top:0;z-index:20;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:18px 26px;
  backdrop-filter:blur(18px);
  background:rgba(6,13,24,.74);
  border-bottom:1px solid rgba(109,148,224,.14);
}
.brand{display:flex;align-items:center;gap:14px;min-width:0}
.brand-mark{width:46px;height:46px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg, rgba(57,160,255,.95), rgba(76,226,255,.65));box-shadow:0 10px 30px rgba(57,160,255,.25), inset 0 1px 0 rgba(255,255,255,.35);color:#fff;font-size:22px;font-weight:800;letter-spacing:.08em}
.brand-copy{display:flex;flex-direction:column;min-width:0}.brand-copy strong{font-size:18px;line-height:1.2;color:#fff;letter-spacing:.02em}.brand-copy small{margin-top:3px;color:var(--text-soft);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.nav-pill,.user-chip,.back-link,.upload-btn,button,.dock-item{border-radius:14px;border:1px solid transparent;transition:.2s ease;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.nav-pill,.back-link,.user-chip{min-height:42px;padding:0 16px;font-size:14px}
.nav-pill.primary{color:#fff;background:linear-gradient(135deg, rgba(57,160,255,.24), rgba(26,125,255,.96));border-color:rgba(116,188,255,.35);box-shadow:0 10px 28px rgba(24,112,255,.28)}
.nav-pill.primary:hover{transform:translateY(-1px);box-shadow:0 14px 32px rgba(24,112,255,.35)}
.nav-pill.ghost,.back-link{color:var(--text);background:rgba(255,255,255,.04);border-color:rgba(145,169,214,.18)}
.nav-pill.ghost:hover,.back-link:hover{background:rgba(255,255,255,.08);border-color:rgba(145,169,214,.32)}
.user-chip{color:var(--cyan);background:rgba(76,226,255,.08);border-color:rgba(76,226,255,.2);font-weight:600}
.container{position:relative;z-index:1;max-width:1120px;margin:28px auto;padding:0 18px 42px;display:grid;gap:20px}
.card{background:linear-gradient(180deg, rgba(15,27,47,.88), rgba(10,21,37,.92));border:1px solid var(--panel-border);box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.04);border-radius:var(--radius);padding:24px}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 100% 0, rgba(57,160,255,.16), transparent 28%), radial-gradient(circle at 0 100%, rgba(76,226,255,.10), transparent 26%), linear-gradient(180deg, rgba(16,31,54,.95), rgba(8,18,32,.98))}
.hero::after{content:"";position:absolute;right:-30px;top:-30px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle, rgba(76,226,255,.22), transparent 65%);pointer-events:none}
.hero-badge{display:inline-flex;align-items:center;gap:8px;margin-bottom:10px;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:7px 12px;border-radius:999px;color:var(--cyan);border:1px solid rgba(76,226,255,.22);background:rgba(76,226,255,.06)}
.hero h1,.settings-heading h1{margin:0 0 8px;font-size:30px;line-height:1.2;color:#fff}
.hero p,.muted,.settings-heading p{margin:0;color:var(--text-soft)}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 4px}.hero-chips span{display:inline-flex;align-items:center;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(137,167,218,.16);color:#d6e7ff;font-size:12px}
.settings-heading{display:flex;align-items:center;justify-content:space-between;gap:18px}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}.section-head h2,.card h2{margin:0 0 8px;font-size:22px;color:#fff}
label{display:block;margin:16px 0 8px;font-weight:600;color:#d9e8ff}
input,textarea,select{width:100%;border:1px solid rgba(137,167,218,.18);background:rgba(255,255,255,.04);color:var(--text);border-radius:14px;padding:13px 14px;outline:none;font:inherit;box-shadow:inset 0 1px 0 rgba(255,255,255,.03)}
input::placeholder,textarea::placeholder{color:#7589a9}
input:focus,textarea:focus,select:focus,.content-editor:focus{border-color:rgba(76,226,255,.45);box-shadow:0 0 0 4px rgba(76,226,255,.08), 0 0 0 1px rgba(76,226,255,.18) inset}
button,.upload-btn,.dock-item{min-height:44px;padding:0 16px;background:linear-gradient(135deg, #31a2ff, #1b78ff);color:#fff;cursor:pointer;font-weight:700;border:1px solid rgba(117,196,255,.3);box-shadow:0 12px 24px rgba(28,112,255,.2)}
button:hover,.upload-btn:hover,.dock-item:hover{transform:translateY(-1px);box-shadow:0 16px 28px rgba(28,112,255,.24)}
button:disabled{opacity:.58;cursor:not-allowed;transform:none;box-shadow:none}
.secondary{background:rgba(255,255,255,.05);color:#dce8ff;border-color:rgba(145,169,214,.18);box-shadow:none}.secondary:hover{background:rgba(255,255,255,.1)}
.danger{background:linear-gradient(135deg,#ff7188,#f0475f);border-color:rgba(255,129,151,.28);box-shadow:0 12px 24px rgba(240,71,95,.18)}
.input-action,.cover-row{display:flex;gap:12px;align-items:center;margin-top:14px}.input-action input{flex:1}.input-action button{white-space:nowrap}
.badge,.saved{display:inline-flex;align-items:center;font-size:12px;font-weight:700;background:rgba(84,230,166,.1);color:var(--green);border:1px solid rgba(84,230,166,.22);border-radius:999px;padding:4px 10px}.saved{padding:2px 8px;font-size:11px;margin-left:8px}
.title-input{font-size:20px;font-weight:800;letter-spacing:.01em}
.content-editor{min-height:460px;border:1px solid rgba(137,167,218,.18);border-radius:18px;padding:18px;line-height:1.9;outline:none;overflow:auto;background:rgba(255,255,255,.03)}.content-editor img{max-width:100%;height:auto;border-radius:10px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.cover-preview img{max-width:240px;max-height:160px;object-fit:cover;border-radius:14px;margin-top:12px;border:1px solid rgba(137,167,218,.18)}
.title-result{margin-top:20px;padding:18px;border-radius:18px;background:rgba(255,255,255,.04);border:1px solid rgba(137,167,218,.14)}.title-result h3,.title-result h4{margin:0 0 12px;color:#fff}
.recommended,.title-option{display:block;width:100%;text-align:left;margin:10px 0;background:rgba(7,16,30,.68);color:#eaf2ff;border:1px solid rgba(137,167,218,.18)}.recommended{border-color:rgba(76,226,255,.28);background:rgba(76,226,255,.08)}.title-option small,.title-option strong{display:block}.title-option small{color:#7e95b8;margin-bottom:6px}.title-option strong{font-size:15px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}.message{min-height:22px;color:#ff9cab;margin-top:10px}
.modal{display:none;position:fixed;inset:0;background:rgba(5,10,18,.78);backdrop-filter:blur(10px);z-index:30;padding:20px;overflow:auto}.modal.show{display:block}.modal article{position:relative;max-width:430px;min-height:80vh;margin:0 auto;background:linear-gradient(180deg,#ffffff,#eef4fb);color:#172033;border-radius:20px;padding:28px 20px;line-height:1.8;box-shadow:0 24px 60px rgba(0,0,0,.4)}.modal article img{max-width:100%;height:auto}.close{position:absolute;right:12px;top:12px;border-radius:50%;width:40px;height:40px;padding:0;background:#e7edf5;color:#253047;box-shadow:none}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:#0f1b2b;color:#fff;padding:12px 18px;border-radius:12px;z-index:99;transition:.2s;border:1px solid rgba(76,226,255,.2);box-shadow:0 12px 28px rgba(0,0,0,.3)}.toast.show{opacity:1;transform:translate(-50%,0)}.toast.err{background:#4a1220;border-color:rgba(255,92,116,.22)}
.login-page{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at top, rgba(57,160,255,.18), transparent 30%), linear-gradient(180deg, #07111f, #091625 45%, #060e18);position:relative;overflow:hidden}
.login-glow{position:absolute;inset:auto;left:50%;top:48%;transform:translate(-50%,-50%);width:420px;height:420px;border-radius:50%;background:radial-gradient(circle, rgba(57,160,255,.18), transparent 62%);filter:blur(12px)}
.login-card{position:relative;width:min(430px,100%);background:linear-gradient(180deg, rgba(14,25,43,.9), rgba(10,20,34,.94));padding:32px;border-radius:26px;border:1px solid rgba(128,169,255,.16);box-shadow:var(--shadow)}
.login-card .logo{width:58px;height:58px;border-radius:18px;background:linear-gradient(135deg, rgba(57,160,255,.95), rgba(76,226,255,.62));color:#fff;display:grid;place-items:center;font-size:28px;font-weight:800;box-shadow:0 12px 30px rgba(57,160,255,.26)}
.login-badge{display:inline-flex;margin-top:16px;padding:7px 12px;border-radius:999px;border:1px solid rgba(76,226,255,.22);background:rgba(76,226,255,.06);color:var(--cyan);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.login-card h1{margin:16px 0 6px;color:#fff}.login-card p{color:var(--text-soft);margin-bottom:20px}.login-card button{width:100%;margin-top:18px}.login-card small{display:block;margin-top:14px;color:#88a0bf}.login-card small a{color:var(--cyan)}
.mobile-dock{display:none}
@media (max-width:860px){.topbar{padding:16px 14px;flex-direction:column;align-items:flex-start}.top-actions{width:100%;justify-content:flex-start}.brand-copy small{white-space:normal}}
@media (max-width:700px){
  body{padding-bottom:86px}
  .container{margin-top:16px;padding:0 12px 32px}
  .card{padding:18px;border-radius:18px}
  .hero h1,.settings-heading h1{font-size:26px}
  .settings-heading{align-items:flex-start;flex-direction:column}
  .back-link,.nav-pill,.user-chip{width:100%}
  .input-action,.cover-row{flex-direction:column}.input-action button,.upload-btn{width:100%}
  .grid2{grid-template-columns:1fr}.content-editor{min-height:360px}.actions button{flex:1 1 100%}
  .brand{width:100%}.top-actions{flex-direction:column;align-items:stretch}
  .mobile-dock{
    display:grid;grid-template-columns:repeat(5,1fr);gap:8px;position:fixed;left:10px;right:10px;bottom:10px;z-index:25;
    padding:10px;border-radius:18px;background:rgba(9,18,31,.88);backdrop-filter:blur(16px);border:1px solid rgba(145,169,214,.16);box-shadow:0 18px 40px rgba(0,0,0,.34)
  }
  .dock-item{min-height:46px;padding:0 8px;font-size:12px;box-shadow:none;background:rgba(255,255,255,.04);border-color:rgba(145,169,214,.16)}
  .dock-item:hover{box-shadow:none}
  .dock-link{color:#fff}
}

/* V2.5 - 独立 AI 阅读模型 */
.ai-tools{
  margin-top:22px;padding:18px;border-radius:20px;
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.025));
  border:1px solid rgba(137,167,218,.16)
}
.ai-tools-head h3{margin:0 0 5px;color:#fff;font-size:20px}.ai-tools-head p{margin:0;color:var(--text-soft)}
.ai-provider-actions{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px}
.ai-provider-btn{min-height:94px;padding:16px;justify-content:flex-start;text-align:left;box-shadow:none}
.ai-provider-btn>span:last-child{display:flex;flex-direction:column;align-items:flex-start}
.ai-provider-btn strong{font-size:16px}.ai-provider-btn small{margin-top:4px;font-weight:500;opacity:.8}
.ai-provider-logo,.provider-icon{
  flex:0 0 auto;width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  font-size:18px;font-weight:900;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.18)
}
.deepseek-btn{background:linear-gradient(135deg,rgba(34,113,255,.95),rgba(42,170,255,.75));border-color:rgba(101,182,255,.4)}
.doubao-btn{background:linear-gradient(135deg,rgba(123,78,255,.96),rgba(225,88,255,.72));border-color:rgba(220,139,255,.38)}
.provider-settings{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0}
.provider-card{padding:18px;border-radius:19px;background:rgba(255,255,255,.035);border:1px solid rgba(137,167,218,.15)}
.provider-card h3{margin:0;color:#fff;font-size:19px}.provider-card p{margin:2px 0 0;color:var(--text-soft);font-size:13px}
.provider-title{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;margin-bottom:8px}
.deepseek-card{box-shadow:inset 0 1px 0 rgba(79,164,255,.12)}
.deepseek-card .provider-icon{background:linear-gradient(135deg,rgba(34,113,255,.95),rgba(42,170,255,.75))}
.doubao-card{box-shadow:inset 0 1px 0 rgba(206,115,255,.12)}
.doubao-card .provider-icon{background:linear-gradient(135deg,rgba(123,78,255,.96),rgba(225,88,255,.72))}
.result-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}.result-head h3{margin:0}
.result-provider{display:inline-flex;padding:5px 10px;border-radius:999px;font-size:12px;font-weight:800}
.deepseek-result{border-color:rgba(57,160,255,.22)}.deepseek-result .result-provider{background:rgba(57,160,255,.12);color:#67b6ff;border:1px solid rgba(57,160,255,.24)}
.doubao-result{border-color:rgba(199,102,255,.22)}.doubao-result .result-provider{background:rgba(199,102,255,.12);color:#dc9cff;border:1px solid rgba(199,102,255,.24)}
@media(max-width:700px){.ai-provider-actions,.provider-settings{grid-template-columns:1fr}.provider-title{grid-template-columns:auto 1fr}.provider-title .saved{grid-column:1/-1;width:max-content}.ai-provider-btn{min-height:86px}}

/* V2.6 - 手机端体验重构 */
html,body{width:100%;max-width:100%;overflow-x:hidden;color-scheme:dark}
.container,.card,.hero,.editor-card,.ai-tools,.title-result{min-width:0;max-width:100%}
.nav-symbol{display:inline-grid;place-items:center;line-height:1;font-size:16px}
.mobile-dock .dock-icon{display:block;font-size:18px;line-height:1;font-weight:900}
.mobile-dock .dock-item>span:last-child{display:block;font-size:11px;line-height:1.1;margin-top:5px}

@media(max-width:700px){
  :root{--radius:18px}
  html{background:#08111f}
  body{
    min-height:100dvh;
    padding-bottom:calc(86px + env(safe-area-inset-bottom));
    background:linear-gradient(180deg,#08111f 0%,#0a1526 55%,#08111f 100%) !important;
    color:var(--text) !important;
  }
  .page-bg::before{width:170px;height:170px;left:-80px;top:110px}
  .page-bg::after{width:180px;height:180px;right:-90px;top:300px}
  .topbar{
    position:sticky;top:0;z-index:40;
    min-height:64px;padding:10px 12px;
    flex-direction:row;align-items:center;justify-content:space-between;gap:8px;
    background:rgba(6,13,24,.94) !important;
    border-bottom:1px solid rgba(109,148,224,.16);
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)
  }
  .brand{min-width:0;flex:1;gap:9px}
  .brand-mark{width:38px;height:38px;border-radius:12px;font-size:18px;flex:0 0 38px}
  .brand-copy{min-width:0}
  .brand-copy strong{font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .brand-copy small{display:none}
  .top-actions{width:auto;flex:0 0 auto;display:flex;flex-direction:row;align-items:center;gap:7px}
  .user-chip{display:none}
  .nav-pill{width:auto !important;min-width:40px;min-height:40px;padding:0 10px;border-radius:12px;font-size:13px;white-space:nowrap}
  .nav-pill .nav-symbol{font-size:15px}
  .top-action-logout .nav-label{display:none}
  .top-action-logout{width:40px !important;padding:0}
  .top-action-main .nav-label{display:inline}
  .container{width:100%;margin:12px auto 0;padding:0 12px 24px;gap:14px}
  .card{padding:16px;border-radius:18px;box-shadow:0 14px 34px rgba(0,0,0,.28)}
  .hero{padding:18px 16px}
  .hero-badge{font-size:10px;padding:5px 9px;margin-bottom:8px}
  .hero h1,.settings-heading h1{font-size:26px;line-height:1.22;margin-bottom:10px}
  .hero p,.settings-heading p,.muted{font-size:14px;line-height:1.7}
  .hero-chips{gap:7px;margin:12px 0 2px}
  .hero-chips span{font-size:11px;padding:5px 9px}
  .input-action,.cover-row{display:grid;grid-template-columns:1fr;gap:10px;margin-top:14px}
  .input-action input,.cover-row input{min-width:0}
  .input-action button,.upload-btn{width:100%;min-height:50px;border-radius:14px}
  input,textarea,select{font-size:16px;min-height:48px;padding:12px 13px;border-radius:13px}
  label{margin-top:14px}
  .section-head{align-items:flex-start}
  .section-head h2,.card h2{font-size:21px}
  .title-input{font-size:18px}
  .content-editor{
    width:100%;min-height:360px;max-height:none;padding:12px;border-radius:15px;
    overflow-x:hidden;overflow-y:auto;word-break:break-word;overflow-wrap:anywhere;
    background:rgba(255,255,255,.025)
  }
  .content-editor *{box-sizing:border-box !important;max-width:100% !important}
  .content-editor img,.content-editor video,.content-editor svg,.content-editor canvas{height:auto !important;max-width:100% !important}
  .content-editor table{width:100% !important;table-layout:fixed !important;word-break:break-word}
  .content-editor section,.content-editor div,.content-editor p{margin-left:0 !important;margin-right:0 !important}
  .ai-tools{margin-top:16px;padding:14px;border-radius:17px}
  .ai-tools-head h3{font-size:19px}
  .ai-tools-head p{font-size:13px}
  .ai-provider-actions{grid-template-columns:1fr;gap:10px;margin-top:13px}
  .ai-provider-btn{
    width:100%;min-height:72px;padding:13px 14px;display:flex;align-items:center;gap:12px;
    border-radius:15px;white-space:normal;overflow:hidden
  }
  .ai-provider-logo{width:38px;height:38px;flex:0 0 38px;border-radius:12px;font-size:15px}
  .ai-provider-btn>span:last-child{min-width:0;flex:1}
  .ai-provider-btn strong{display:block;font-size:15px;line-height:1.3;white-space:normal}
  .ai-provider-btn small{display:block;font-size:12px;line-height:1.45;margin-top:3px;white-space:normal}
  .actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
  .actions button{width:100%;min-width:0;min-height:48px;padding:0 8px;border-radius:14px;font-size:14px}
  .actions button:nth-child(5){grid-column:1/-1}
  .title-result{padding:14px;border-radius:16px}
  .recommended,.title-option{padding:12px 13px;border-radius:13px;white-space:normal;overflow-wrap:anywhere}
  .settings-heading{gap:14px}
  .provider-settings,.grid2{grid-template-columns:1fr;gap:12px}
  .provider-card{padding:14px;border-radius:16px}
  .provider-title{grid-template-columns:auto 1fr;gap:10px}
  .provider-title .saved{grid-column:1/-1}
  .modal{padding:0;background:#eef2f7}
  .modal article{max-width:none;width:100%;min-height:100dvh;border-radius:0;padding:70px 16px 30px;color:#172033}
  .modal article *{max-width:100% !important;box-sizing:border-box !important}
  .modal article img{height:auto !important}
  .close{position:fixed;right:14px;top:calc(12px + env(safe-area-inset-top));z-index:2}
  .toast{width:calc(100% - 28px);max-width:430px;bottom:calc(82px + env(safe-area-inset-bottom));text-align:center}
  .mobile-dock{
    display:grid !important;
    grid-template-columns:repeat(5,minmax(0,1fr));
    gap:6px;
    position:fixed;left:8px;right:8px;bottom:calc(8px + env(safe-area-inset-bottom));z-index:50;
    width:auto;max-width:none;margin:0;padding:8px;
    border-radius:18px;
    background:rgba(8,17,31,.96) !important;
    border:1px solid rgba(145,169,214,.18);
    box-shadow:0 18px 40px rgba(0,0,0,.38);
    backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)
  }
  .mobile-dock .dock-item{
    width:100%;min-width:0;min-height:54px;padding:7px 2px;margin:0;
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    border-radius:13px;background:rgba(255,255,255,.045);color:#dce9ff;
    border:1px solid rgba(145,169,214,.13);box-shadow:none;
    overflow:hidden;white-space:nowrap
  }
  .mobile-dock .dock-item:active{transform:scale(.97);background:rgba(57,160,255,.16)}
  .mobile-dock .dock-link{background:rgba(76,226,255,.07);color:var(--cyan)}
  .mobile-dock .dock-icon{font-size:17px}
  .mobile-dock .dock-item>span:last-child{font-size:10px}
}

@media(max-width:390px){
  .topbar{padding:9px 10px}
  .brand-mark{width:36px;height:36px;flex-basis:36px}
  .brand-copy strong{font-size:15px}
  .nav-pill{padding:0 8px;font-size:12px}
  .hero h1,.settings-heading h1{font-size:24px}
  .actions{grid-template-columns:1fr}
  .actions button:nth-child(5){grid-column:auto}
}

/* V2.7 公众号视频文章支持 */
.wechat-video-card{
  margin:18px 0;padding:14px;border-radius:18px;
  background:linear-gradient(145deg,rgba(9,20,36,.96),rgba(17,35,58,.94));
  border:1px solid rgba(76,226,255,.22);
  box-shadow:0 16px 36px rgba(0,0,0,.28);
  color:#eaf2ff;overflow:hidden
}
.wechat-video-card video{display:block;width:100%;max-width:100%;height:auto;border-radius:14px;background:#000}
.wechat-video-cover-link{position:relative;display:block;min-height:210px;border-radius:14px;overflow:hidden;background:radial-gradient(circle at center,rgba(57,160,255,.25),rgba(5,12,22,.96))}
.wechat-video-poster{display:block;width:100%;height:auto;max-height:520px;object-fit:cover}
.wechat-video-icon{min-height:210px;display:grid;place-items:center;font-size:62px;color:#fff;background:linear-gradient(135deg,rgba(57,160,255,.3),rgba(143,70,232,.28))}
.wechat-video-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:66px;height:66px;border-radius:50%;display:grid;place-items:center;background:rgba(8,17,31,.76);border:1px solid rgba(255,255,255,.38);color:#fff;font-size:28px;box-shadow:0 10px 28px rgba(0,0,0,.34)}
.wechat-video-info{display:grid;gap:8px;padding:14px 4px 2px}.wechat-video-info strong{font-size:17px;color:#fff}.wechat-video-info span{color:#a9bdd9}.wechat-video-info a{display:inline-flex;width:max-content;max-width:100%;padding:9px 14px;border-radius:12px;background:linear-gradient(135deg,#31a2ff,#1b78ff);color:#fff;font-weight:700}
.content-editor .wechat-video-card *{box-sizing:border-box}
.content-editor .wechat-video-card a{cursor:pointer}
.modal .wechat-video-card{color:#eaf2ff}.modal .wechat-video-info a{color:#fff}
@media(max-width:700px){.wechat-video-card{padding:10px;border-radius:15px}.wechat-video-cover-link,.wechat-video-icon{min-height:180px}.wechat-video-play{width:58px;height:58px;font-size:24px}.wechat-video-info{padding:12px 3px 2px}.wechat-video-info a{width:100%;justify-content:center}}
.wechat-video-cover-link{width:100%;padding:0;border:0;box-shadow:none;text-align:left}
.wechat-video-cover-link:hover{transform:none;box-shadow:none}
.wechat-video-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
.wechat-video-open-button,.wechat-video-copy-button{min-height:42px;padding:0 15px;border-radius:12px}
.wechat-video-copy-button{background:rgba(255,255,255,.06);border-color:rgba(145,169,214,.2);box-shadow:none;color:#dce8ff}
.wechat-video-player{display:block;width:100%;max-width:100%;border-radius:14px;background:#000}
@media(max-width:700px){.wechat-video-actions{display:grid;grid-template-columns:1fr 1fr}.wechat-video-open-button,.wechat-video-copy-button{width:100%;padding:0 10px}}

/* V2.9 视频文章：把原文入口放到正文编辑器外部，避免 contenteditable 拦截点击 */
.source-video-bar{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  margin:18px 0;padding:16px 18px;border-radius:16px;
  background:linear-gradient(135deg,rgba(57,160,255,.10),rgba(76,226,255,.06));
  border:1px solid rgba(76,226,255,.22)
}
.source-video-bar[hidden]{display:none!important}
.source-video-bar>div:first-child{display:grid;gap:4px}
.source-video-bar strong{color:#fff;font-size:16px}
.source-video-bar span{color:#a9bdd9;font-size:13px}
.source-video-actions{display:flex;gap:10px;flex:0 0 auto}
.source-video-primary,.source-video-copy{
  min-height:42px;padding:0 15px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;font-weight:700
}
.source-video-primary{background:linear-gradient(135deg,#31a2ff,#1b78ff);color:#fff;border:1px solid rgba(117,196,255,.3);box-shadow:0 10px 24px rgba(28,112,255,.18)}
.source-video-copy{background:rgba(255,255,255,.06);border:1px solid rgba(145,169,214,.2);box-shadow:none;color:#dce8ff}
.wechat-video-summary{margin:0 0 14px;padding:12px 14px;border-radius:12px;background:rgba(76,226,255,.06);border:1px solid rgba(76,226,255,.14);color:#cfe5ff}
.wechat-video-cover-link,.wechat-video-open-button{text-decoration:none}
.wechat-video-open-button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 15px;border-radius:12px;background:linear-gradient(135deg,#31a2ff,#1b78ff);color:#fff;font-weight:700}
@media(max-width:700px){
  .source-video-bar{flex-direction:column;align-items:stretch;padding:14px}
  .source-video-actions{display:grid;grid-template-columns:1fr;gap:8px}
  .source-video-primary,.source-video-copy{width:100%}
}