:root{
  --blue:#2f6498;
  --blue-dark:#234a72;
  --blue-soft:#82acd1;
  --blue-pale:#eef5fb;
  --ink:#23384d;
  --muted:#677d91;
  --line:#dbe5ee;
  --paper:#ffffff;
  --page:#f5f8fb;
  --success:#247a4d;
  --success-bg:#eaf7ef;
  --warn:#946616;
  --warn-bg:#fff7df;
  --danger:#a73d45;
  --danger-bg:#fff0f1;
  --shadow:0 16px 40px rgba(39,71,101,.10);
}
*{box-sizing:border-box}
html{min-height:100%;background:var(--page)}
body{margin:0;min-height:100vh;background:var(--page);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
button,input,select{font:inherit}
button,a{-webkit-tap-highlight-color:transparent}
.topbar{height:96px;padding:12px clamp(18px,4vw,54px);display:flex;align-items:center;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(52,88,122,.05)}
.brand{display:flex;align-items:center;gap:18px;min-width:0}
.brand-logo{display:block;width:auto;height:68px;max-width:250px;object-fit:contain}
.brand-copy{display:grid;gap:3px;padding-left:17px;border-left:1px solid var(--line)}
.brand-copy strong{font-size:17px;color:var(--blue-dark);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-copy span{font-size:12px;color:var(--muted);letter-spacing:.02em}
.page{width:min(1180px,calc(100% - 36px));margin:0 auto;padding:42px 0 54px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:var(--shadow)}
.hero{padding:0;display:grid;grid-template-columns:minmax(0,.95fr) minmax(380px,1.05fr);overflow:hidden;min-height:390px}
.hero-copy{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:48px clamp(30px,5vw,64px)}
.hero-visual{min-height:390px;background:var(--blue-pale)}
.hero-visual img{display:block;width:100%;height:100%;min-height:390px;object-fit:cover}
.eyebrow{font-size:12px;font-weight:850;letter-spacing:.14em;color:var(--blue);text-transform:uppercase;margin-bottom:10px}
h1,h2,h3,p{margin-top:0}
h1{margin-bottom:15px;font-family:Georgia,"Times New Roman",serif;font-weight:500;color:var(--blue-dark);letter-spacing:-.025em}
.hero h1,.listen-card h1{font-size:clamp(42px,6vw,66px);line-height:1.03}
.lead{max-width:560px;margin-bottom:23px;color:var(--muted);font-size:18px;line-height:1.65}
.section-title{font-family:Georgia,"Times New Roman",serif;font-weight:500;color:var(--blue-dark);font-size:clamp(29px,4vw,38px);margin:38px 0 18px}
.status{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:7px 11px;font-size:12px;font-weight:850;white-space:nowrap;background:#f0f3f6;color:var(--muted);border:1px solid #e1e7ed}
.status i{width:8px;height:8px;border-radius:50%;background:#9daab6;box-shadow:0 0 0 4px rgba(157,170,182,.12)}
.status.live,.status.ready{color:var(--success);background:var(--success-bg);border-color:#cfe9d9}
.status.live i,.status.ready i{background:#35a567;box-shadow:0 0 0 4px rgba(53,165,103,.13)}
.status.warn{color:var(--warn);background:var(--warn-bg);border-color:#f0dfae}.status.warn i{background:#d59c27}
.status.error{color:var(--danger);background:var(--danger-bg);border-color:#f0cfd2}.status.error i{background:#d75b64}
.language-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.language-card{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:14px;text-decoration:none;background:#fff;border:1px solid var(--line);border-radius:17px;padding:18px 19px;min-height:88px;box-shadow:0 8px 24px rgba(39,71,101,.06);transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease}
.language-card:hover{transform:translateY(-2px);border-color:var(--blue-soft);box-shadow:0 14px 30px rgba(39,71,101,.10)}
.lang-emoji{font-size:31px}.lang-text{display:grid;gap:3px}.lang-text strong{font-size:17px;color:var(--blue-dark)}.lang-text small{color:var(--muted)}.arrow{font-size:24px;color:var(--blue)}
.notice{margin-top:18px;padding:15px 17px;border:1px solid #dbe8f2;background:var(--blue-pale);border-radius:14px;color:#506c84;line-height:1.55}
.notice.error{color:var(--danger);border-color:#efcfd2;background:var(--danger-bg)}
.footer{padding:0 20px 32px;text-align:center;color:#8695a4;font-size:12px}
.listen-page{max-width:720px}.listen-card{text-align:center;padding:40px}.listener-emoji{font-size:60px;margin:6px 0 18px}.native-name{color:var(--muted);font-size:18px;margin:8px 0 18px}.listener-controls{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:28px}
.btn{border:1px solid transparent;border-radius:12px;padding:12px 17px;min-height:47px;font-weight:800;cursor:pointer;transition:.15s ease}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.primary{background:var(--blue);color:#fff;box-shadow:0 9px 23px rgba(47,100,152,.18)}.btn.primary:hover:not(:disabled){background:var(--blue-dark);transform:translateY(-1px)}.btn.secondary{background:#fff;color:var(--blue-dark);border-color:#cddce9}.btn.secondary:hover:not(:disabled){background:var(--blue-pale)}.btn.danger{background:var(--danger-bg);color:var(--danger);border-color:#efcfd2}.btn.huge{min-height:62px;font-size:18px}.btn.small{min-height:39px;padding:8px 12px;font-size:12px}.btn.icon-only{width:44px;padding:0;font-size:22px}
.volume{display:block;text-align:left;margin-top:26px}.volume span{display:block;color:var(--muted);font-size:13px;margin-bottom:8px}.volume input{width:100%;accent-color:var(--blue)}.audio-host{height:1px;overflow:hidden;opacity:0}.text-link{display:inline-block;margin:20px 0;color:var(--blue);font-weight:700}
.admin-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}.admin-heading h1{font-size:clamp(36px,5vw,54px);margin-bottom:0}.tabs{display:flex;gap:8px;overflow:auto;margin-bottom:18px;padding-bottom:3px}.tab{border:1px solid #cfdeea;background:#fff;color:#587087;padding:11px 15px;border-radius:11px;font-weight:800;white-space:nowrap;cursor:pointer}.tab.active{color:#fff;background:var(--blue);border-color:var(--blue)}
.panel>.card{margin-bottom:18px}.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.card h2{margin:0 0 6px;font-family:Georgia,"Times New Roman",serif;font-size:28px;font-weight:500;color:var(--blue-dark)}.muted{color:var(--muted);line-height:1.55}.broadcast-master{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:24px 0 16px}.broadcast-rows{display:grid;gap:10px}.broadcast-row{display:grid;grid-template-columns:46px minmax(130px,1fr) minmax(220px,2fr) 110px 80px;gap:12px;align-items:center;background:#f9fbfd;border:1px solid var(--line);padding:12px;border-radius:15px}.lang-badge{font-size:25px;text-align:center}.broadcast-meta strong,.broadcast-meta small{display:block}.broadcast-meta strong{color:var(--blue-dark)}.broadcast-meta small{color:var(--muted);margin-top:3px}
.device-select,.field input,.field select,.language-edit-row input,select{width:100%;border:1px solid #cbd9e5;background:#fff;color:var(--ink);border-radius:10px;padding:10px 12px;min-height:44px;outline:none}.device-select:focus,.field input:focus,.field select:focus,.language-edit-row input:focus{border-color:var(--blue-soft);box-shadow:0 0 0 3px rgba(130,172,209,.18)}.meter{height:9px;border-radius:999px;background:#e2eaf1;overflow:hidden}.meter i{display:block;width:100%;height:100%;transform-origin:left;transform:scaleX(0);background:linear-gradient(90deg,#4d9bd1,#43a76e);transition:transform .06s linear}
.qr-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}.qr-card{text-align:center;padding:18px;border:1px solid var(--line);border-radius:16px;background:#fafdff;color:var(--ink)}.qr{background:#fff;padding:10px;border-radius:12px;display:inline-block;line-height:0;border:1px solid #edf1f5}.qr img,.qr canvas{max-width:100%;height:auto!important}.qr-card h3{margin:12px 0 7px;color:var(--blue-dark)}.qr-card code{display:block;color:#6a7b8c;font-size:12px;margin-bottom:12px;word-break:break-all}
.settings-form{max-width:900px}.field{display:grid;gap:7px;margin:14px 0}.field span{font-weight:750;font-size:13px;color:#4f657a}.toggle-row{display:flex;gap:10px;align-items:center;margin:18px 0;padding:14px;background:var(--blue-pale);border-radius:13px}.toggle-row input{width:20px;height:20px;accent-color:var(--blue)}.subheading{margin:30px 0 10px;border-top:1px solid var(--line);padding-top:25px;color:var(--blue-dark)}.language-editor{display:grid;gap:8px;margin-bottom:12px}.language-edit-row{display:grid;grid-template-columns:74px 110px 1fr 1fr 46px;gap:8px}.form-message{min-height:24px;color:var(--blue);margin-top:12px;font-weight:650}.login-page{max-width:540px}.login-card{margin-top:6vh}.boot{min-height:70vh;display:grid;place-items:center;align-content:center;color:var(--muted);gap:12px}.spinner{width:36px;height:36px;border:3px solid #dce6ee;border-top-color:var(--blue);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}[hidden]{display:none!important}
.update-card{max-width:920px}.update-picker{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;margin:20px 0}.update-picker input[type=file]{width:100%;padding:12px;border:1px dashed #aebfd0;border-radius:12px;background:#f9fbfd;color:var(--ink)}.update-status{min-height:36px;display:flex;align-items:center;margin-top:10px}.update-details{word-break:break-word}
@media(max-width:920px){.hero{grid-template-columns:1fr}.hero-visual,.hero-visual img{min-height:300px}.language-grid,.qr-grid{grid-template-columns:1fr 1fr}.broadcast-row{grid-template-columns:42px 1fr auto}.broadcast-meta{grid-column:2}.device-select{grid-column:1/-1}.meter{grid-column:1/3}.language-edit-row{grid-template-columns:64px 90px 1fr 46px}.language-edit-row input:nth-child(4){grid-column:2/4}}
@media(max-width:680px){.topbar{height:auto;min-height:78px;padding:10px 14px}.brand{gap:10px}.brand-logo{height:51px;max-width:180px}.brand-copy{padding-left:10px}.brand-copy span{display:none}.page{width:min(100% - 22px,1180px);padding-top:24px}.hero-copy{padding:29px 22px}.hero-visual,.hero-visual img{min-height:235px}.hero h1,.listen-card h1{font-size:39px}.language-grid,.qr-grid{grid-template-columns:1fr}.listener-controls{grid-template-columns:1fr}.admin-heading{align-items:flex-start;flex-direction:column}.card,.listen-card{padding:21px}.card-head{flex-direction:column}.language-edit-row{grid-template-columns:58px 88px 1fr 44px}.language-edit-row input:nth-child(4){grid-column:1/4}.broadcast-row{grid-template-columns:38px 1fr auto;padding:10px}.broadcast-row .status{grid-column:3;grid-row:1/3}.broadcast-row .meter{grid-column:1/3}.update-picker{grid-template-columns:1fr}.update-picker .btn{width:100%}}
.info-card{max-width:1000px}.info-loading{display:flex;align-items:center;gap:12px;margin-top:20px;color:var(--muted)}.spinner.mini{width:20px;height:20px;border-width:2px;display:inline-block;min-width:20px}.info-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 14px;margin-top:22px}.info-fact{display:grid;gap:5px;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:#f9fbfd;min-width:0}.info-fact .info-label{font-size:12px;font-weight:800;color:#61778b}.info-fact strong{font-size:14px;color:var(--blue-dark);word-break:break-word}.good-text{color:var(--success)!important}.bad-text{color:var(--danger)!important}.handover-card{max-width:1000px}.handover-actions{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0 6px}.handover-steps{margin:10px 0 0;padding-left:22px;color:var(--muted);line-height:1.75}.subheading.compact{margin-top:24px;padding-top:20px}.history-list{display:grid;gap:10px;margin-top:18px}.history-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:13px 15px;border:1px solid var(--line);border-radius:14px;background:#f9fbfd}.history-row>div{display:grid;gap:4px;min-width:0}.history-row small{color:var(--muted);line-height:1.4}.archive-summary{display:grid;gap:4px;margin-top:7px;padding:14px 16px;border-radius:14px;background:var(--blue-pale);color:var(--blue-dark)}.archive-summary small{color:var(--muted);word-break:break-all}
@media(max-width:680px){.info-grid{grid-template-columns:1fr}.handover-actions{display:grid}.handover-actions .btn{width:100%}.history-row{align-items:flex-start;flex-direction:column}.history-row .status{align-self:flex-start}}
.diagnostic-panel{margin-top:16px;padding:15px 16px;border:1px solid #d7e3ed;background:#f8fbfd;border-radius:15px}.diagnostic-head{display:flex;justify-content:space-between;gap:14px;align-items:center}.diagnostic-head>div:first-child{display:grid;gap:4px}.diagnostic-head strong{color:var(--blue-dark)}.diagnostic-head small{color:var(--muted);line-height:1.4}.diagnostic-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.diagnostic-body{display:grid;gap:8px;margin-top:13px}.diag-line{display:grid;grid-template-columns:28px 1fr;gap:9px;align-items:start;padding:10px 11px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--muted)}.diag-line>div{display:grid;gap:2px}.diag-line strong{font-size:13px;color:var(--ink)}.diag-line small{font-size:12px;line-height:1.45;color:var(--muted);word-break:break-word}.diag-icon{width:24px;height:24px;display:grid;place-items:center;border-radius:50%;font-size:13px;font-weight:900;background:#edf2f6;color:var(--muted)}.diag-line.ok{border-color:#cfe9d9;background:var(--success-bg)}.diag-line.ok .diag-icon{background:#d2efde;color:var(--success)}.diag-line.error{border-color:#efcfd2;background:var(--danger-bg)}.diag-line.error .diag-icon{background:#f3d7da;color:var(--danger)}.diag-line.warn{border-color:#f0dfae;background:var(--warn-bg)}.diag-line.warn .diag-icon{background:#f5e8bc;color:var(--warn)}
@media(max-width:680px){.diagnostic-head{align-items:flex-start;flex-direction:column}.diagnostic-actions{width:100%;display:grid;grid-template-columns:1fr}.diagnostic-actions .btn{width:100%}}