/* ============================================================
   MRF AI VOICEOVER TOOL — dark studio theme
   Layout: topbar + sidebar (240px desktop) -> bottom nav (<=768px)
   ============================================================ */
:root{
  --bg:#090c12;
  --bg-soft:#0d121b;
  --card:#121927;
  --card-2:#162032;
  --border:#223049;
  --border-soft:#182238;
  --text:#e9eef7;
  --muted:#8d9db4;
  --faint:#5d6d86;
  --accent:#22d3ee;
  --accent-2:#a78bfa;
  --accent-deep:#0e7490;
  --green:#34d399;
  --yellow:#fbbf24;
  --red:#f87171;
  --blue:#60a5fa;
  --radius:12px;
  --radius-sm:8px;
  --shadow:0 10px 28px rgba(0,0,0,.42);
  --sidebar-w:240px;
  --topbar-h:58px;
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  line-height:1.55;
  min-height:100vh;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(34,211,238,.09), transparent 60%),
    radial-gradient(1000px 520px at 8% 110%, rgba(167,139,250,.08), transparent 60%),
    var(--bg);
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img,audio{max-width:100%}
audio{width:100%;display:block}
::selection{background:rgba(34,211,238,.3)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ---------------- Topbar ---------------- */
.topbar{
  position:sticky;top:0;z-index:60;
  height:var(--topbar-h);
  background:rgba(13,18,27,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-soft);
}
.topbar-inner{
  height:100%;max-width:1400px;margin:0 auto;padding:0 18px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.brand{font-weight:800;font-size:17px;letter-spacing:.04em;color:var(--text);white-space:nowrap}
.brand:hover{text-decoration:none}
.brand span{
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.topbar-right{display:flex;align-items:center;gap:12px;font-size:13px;min-width:0}
.credits-badge{
  background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.4);color:var(--accent);
  padding:5px 12px;border-radius:999px;font-weight:700;white-space:nowrap;
}
.user-name{color:var(--muted);max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-link{color:var(--muted);font-weight:600}
.topbar-link:hover{color:var(--red)}

/* ---------------- App shell / sidebar ---------------- */
.app-shell{display:flex;align-items:stretch;min-height:calc(100vh - var(--topbar-h))}
.sidebar{
  width:var(--sidebar-w);flex:0 0 var(--sidebar-w);
  background:var(--bg-soft);
  border-right:1px solid var(--border-soft);
  padding:18px 12px;
  position:sticky;top:var(--topbar-h);
  height:calc(100vh - var(--topbar-h));
  overflow-y:auto;
}
.nav-section{
  font-size:11px;letter-spacing:.14em;color:var(--faint);font-weight:700;
  padding:16px 12px 6px;
}
.nav-item{
  display:flex;align-items:center;gap:11px;
  padding:10px 12px;margin:2px 0;border-radius:var(--radius-sm);
  color:var(--muted);font-weight:600;font-size:14px;
  border-left:3px solid transparent;
}
.nav-item:hover{background:rgba(34,211,238,.07);color:var(--text);text-decoration:none}
.nav-item.active{
  color:var(--text);
  background:linear-gradient(90deg,rgba(34,211,238,.16),rgba(34,211,238,.02));
  border-left-color:var(--accent);
}
.nav-icon{width:22px;text-align:center;font-size:16px}
.mobile-nav{display:none}

/* ---------------- Content ---------------- */
.content{
  flex:1;min-width:0;
  padding:26px 26px 60px;
  max-width:1180px;
  margin:0 auto;
  width:100%;
}
.page-head{margin:0 0 20px}
.page-head h1{margin:0 0 4px;font-size:26px;letter-spacing:.01em}
.page-head p{margin:0;color:var(--muted);font-size:14px}
.page-actions{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 18px}

/* ---------------- Flash messages ---------------- */
.flash{
  margin:14px auto 0;max-width:1180px;padding:12px 16px;border-radius:var(--radius-sm);
  font-size:14px;font-weight:600;border:1px solid;
  transition:opacity .4s ease,transform .4s ease;cursor:pointer;
}
.flash-info{background:rgba(96,165,250,.12);border-color:rgba(96,165,250,.4);color:#bfdbfe}
.flash-success{background:rgba(52,211,153,.12);border-color:rgba(52,211,153,.4);color:#a7f3d0}
.flash-error{background:rgba(248,113,113,.12);border-color:rgba(248,113,113,.45);color:#fecaca}
.flash-hide{opacity:0;transform:translateY(-6px)}

/* ---------------- Cards & stats ---------------- */
.card{
  background:var(--card);border:1px solid var(--border-soft);
  border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);
}
.card + .card{margin-top:16px}
.card h2{margin:0 0 12px;font-size:17px}
.card h3{margin:18px 0 10px;font-size:15px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:20px}
.stat-card{
  background:linear-gradient(160deg,var(--card-2),var(--card));
  border:1px solid var(--border-soft);border-radius:var(--radius);
  padding:16px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.stat-card::after{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--accent),var(--accent-2));opacity:.85;
}
.stat-label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-weight:700}
.stat-num{font-size:30px;font-weight:800;margin:6px 0 2px;font-variant-numeric:tabular-nums}
.stat-sub{font-size:12px;color:var(--faint)}

/* ---------------- Alerts ---------------- */
.alert{
  border:1px solid;border-radius:var(--radius-sm);padding:13px 16px;
  font-size:14px;margin:0 0 18px;
}
.alert-warning{background:rgba(251,191,36,.1);border-color:rgba(251,191,36,.45);color:#fde68a}
.alert-info{background:rgba(96,165,250,.1);border-color:rgba(96,165,250,.4);color:#bfdbfe}
.alert-danger{background:rgba(248,113,113,.1);border-color:rgba(248,113,113,.45);color:#fecaca}
.alert-success{background:rgba(52,211,153,.1);border-color:rgba(52,211,153,.4);color:#a7f3d0}

/* ---------------- Tables ---------------- */
.table-wrap{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.table-scroll{overflow-x:auto}
table.table{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
.table th{
  text-align:left;padding:11px 14px;font-size:11px;letter-spacing:.09em;text-transform:uppercase;
  color:var(--faint);border-bottom:1px solid var(--border);background:rgba(0,0,0,.22);white-space:nowrap;
}
.table td{padding:12px 14px;border-bottom:1px solid var(--border-soft);vertical-align:middle}
.table tr:last-child td{border-bottom:0}
.table tbody tr:hover{background:rgba(34,211,238,.04)}

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid var(--border);background:var(--card-2);color:var(--text);
  padding:11px 20px;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;
  font-family:inherit;transition:transform .08s ease,box-shadow .15s ease,opacity .15s;
  white-space:nowrap;
}
.btn:hover{text-decoration:none;box-shadow:0 4px 16px rgba(0,0,0,.4)}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}
.btn-primary{
  background:linear-gradient(135deg,var(--accent-deep),var(--accent));
  border-color:transparent;color:#04222a;
}
.btn-primary:hover{box-shadow:0 6px 20px rgba(34,211,238,.35)}
.btn-danger{background:rgba(248,113,113,.14);border-color:rgba(248,113,113,.5);color:#fca5a5}
.btn-ghost{background:transparent}
.btn-sm{padding:6px 12px;font-size:12.5px;border-radius:8px}
.btn-block{width:100%}
.btn.is-loading{opacity:.65;pointer-events:none}
.btn-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
form.inline{display:inline}

/* ---------------- Badges ---------------- */
.badge{
  display:inline-block;padding:3px 10px;border-radius:999px;font-size:11.5px;font-weight:700;
  letter-spacing:.03em;background:rgba(141,157,180,.15);color:var(--muted);
  border:1px solid var(--border);white-space:nowrap;
}
.b-queued{background:rgba(251,191,36,.13);color:var(--yellow);border-color:rgba(251,191,36,.4)}
.b-pending{background:rgba(251,191,36,.13);color:var(--yellow);border-color:rgba(251,191,36,.4)}
.b-processing{background:rgba(96,165,250,.13);color:var(--blue);border-color:rgba(96,165,250,.45)}
.b-done{background:rgba(52,211,153,.13);color:var(--green);border-color:rgba(52,211,153,.45)}
.b-failed{background:rgba(248,113,113,.13);color:var(--red);border-color:rgba(248,113,113,.45)}
.b-active{background:rgba(52,211,153,.13);color:var(--green);border-color:rgba(52,211,153,.45)}
.b-admin{background:rgba(167,139,250,.15);color:var(--accent-2);border-color:rgba(167,139,250,.5)}
.b-user{background:rgba(141,157,180,.15);color:var(--muted);border-color:var(--border)}
.b-pass{background:rgba(52,211,153,.13);color:var(--green);border-color:rgba(52,211,153,.45)}
.b-fail{background:rgba(248,113,113,.13);color:var(--red);border-color:rgba(248,113,113,.45)}

/* ---------------- Progress bars ---------------- */
.progress{height:8px;background:#0a101c;border-radius:99px;overflow:hidden;min-width:90px}
.progress > i{display:block;height:100%;width:0;border-radius:99px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .5s ease}

/* ---------------- Forms ---------------- */
.field{margin-bottom:16px}
.field > label{display:block;font-weight:700;font-size:13.5px;margin-bottom:7px;color:var(--text)}
.field .hint{font-size:12.5px;color:var(--faint);margin-top:6px}
input[type=text],input[type=password],input[type=number],input[type=file],select,textarea{
  width:100%;background:var(--bg-soft);border:1px solid var(--border);color:var(--text);
  border-radius:10px;padding:11px 13px;font-size:14px;font-family:inherit;
}
input[type=file]{padding:9px 13px;cursor:pointer}
textarea{resize:vertical;min-height:170px;line-height:1.6}
input:focus,select:focus,textarea:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px rgba(34,211,238,.15)}
select optgroup{background:var(--bg-soft)}
select option{background:var(--bg-soft)}
.counter-row{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:8px;font-size:13px;color:var(--muted);flex-wrap:wrap}
#cost-est{color:var(--accent);font-weight:800}
.char-track{height:5px;background:#0a101c;border-radius:99px;overflow:hidden;margin-top:8px}
.char-track > i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-2));border-radius:99px;transition:width .2s}

/* range sliders */
.slider-row{display:flex;align-items:center;gap:14px}
.slider-row input[type=range]{flex:1;min-width:0;padding:0;background:transparent;border:0}
.slider-val{min-width:76px;text-align:right;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;font-size:14px}
input[type=range]{-webkit-appearance:none;appearance:none;height:26px;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:99px;background:linear-gradient(90deg,var(--accent-deep),#1b2a44)}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;width:20px;height:20px;margin-top:-7px;border-radius:50%;
  background:radial-gradient(circle at 35% 35%,#a5f3fc,var(--accent));
  border:2px solid #062a33;box-shadow:0 0 10px rgba(34,211,238,.6);
}
input[type=range]::-moz-range-track{height:6px;border-radius:99px;background:linear-gradient(90deg,var(--accent-deep),#1b2a44)}
input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#67e8f9;border:2px solid #062a33;box-shadow:0 0 10px rgba(34,211,238,.6)}

/* ---------------- Voices grid ---------------- */
.voice-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.voice-card{
  background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);
  padding:16px;display:flex;flex-direction:column;gap:9px;box-shadow:var(--shadow);
}
.voice-card:hover{border-color:var(--border)}
.voice-name{font-weight:800;font-size:16px}
.voice-meta{display:flex;gap:6px;flex-wrap:wrap}
.group-title{margin:26px 0 12px;font-size:18px;display:flex;align-items:center;gap:10px}
.group-title::after{content:"";flex:1;height:1px;background:var(--border-soft)}

/* ---------------- Library / media rows ---------------- */
.media-list{display:flex;flex-direction:column;gap:12px}
.media-row{
  display:grid;grid-template-columns:1fr auto;gap:6px 16px;align-items:center;
  background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:14px 16px;
}
.media-title{font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.media-sub{font-size:12.5px;color:var(--faint)}
.media-player{grid-column:1 / -1}
.media-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}

/* ---------------- Bulk ---------------- */
.drop-hint{font-size:13px;color:var(--faint);margin-top:8px}
#bulk-list{list-style:none;margin:14px 0;padding:0}
.bulk-item{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--border-soft);border-radius:10px;
  padding:10px 12px;margin-bottom:8px;
}
.bulk-item.drag-over{border-color:var(--accent);box-shadow:0 0 0 2px rgba(34,211,238,.25)}
.bulk-item.st-error{border-color:rgba(248,113,113,.5)}
.bulk-item.st-done{border-color:rgba(52,211,153,.45)}
.drag-handle{cursor:grab;color:var(--faint);font-size:16px;letter-spacing:2px;user-select:none;touch-action:none}
.bulk-info{flex:1 1 160px;min-width:0}
.bulk-name{font-weight:700;font-size:13.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bulk-sub{font-size:12px;color:var(--faint)}
.bulk-voice{flex:1 1 150px;min-width:140px}
.icon-btn{
  background:var(--card-2);border:1px solid var(--border);color:var(--text);
  width:32px;height:32px;border-radius:8px;cursor:pointer;font-size:14px;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.icon-btn:hover{border-color:var(--accent)}
.icon-btn.danger:hover{border-color:var(--red);color:var(--red)}
.icon-btn:disabled{opacity:.4;cursor:not-allowed}

/* ---------------- Misc ---------------- */
.empty{text-align:center;color:var(--muted);padding:44px 20px;font-size:14.5px}
.empty .big{font-size:40px;display:block;margin-bottom:10px}
.muted{color:var(--muted)}
.small{font-size:12.5px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}
.mt{margin-top:16px}.mb{margin-bottom:16px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:14px}
.kv dt{color:var(--muted);font-weight:600}
.kv dd{margin:0;overflow-wrap:anywhere}
.diag-group td{background:rgba(34,211,238,.06);font-size:13px}
.filter-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}

/* ---------------- Responsive ---------------- */
@media (max-width:900px){
  .grid-2{grid-template-columns:1fr}
}
@media (max-width:768px){
  .sidebar{display:none}
  .mobile-nav{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:60;
    background:rgba(13,18,27,.96);backdrop-filter:blur(10px);
    border-top:1px solid var(--border-soft);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom));
  }
  .mnav-item{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
    color:var(--muted);font-size:10.5px;font-weight:700;padding:7px 2px;border-radius:8px;min-width:0;
  }
  .mnav-item .nav-icon{font-size:19px;width:auto}
  .mnav-item .nav-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
  .mnav-item.active{color:var(--accent);background:rgba(34,211,238,.1)}
  .mnav-item:hover{text-decoration:none}
  .content{padding:16px 14px 110px}
  .page-head h1{font-size:21px}
  .user-name{display:none}
  .topbar-inner{padding:0 12px}
}
@media (max-width:640px){
  /* stacked tables — no horizontal scroll */
  .table-scroll{overflow-x:visible}
  table.table{min-width:0}
  .table thead{display:none}
  .table,.table tbody,.table tr,.table td{display:block;width:100%}
  .table tr{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);margin-bottom:12px;padding:4px 14px}
  .table td{border:0;border-bottom:1px dashed var(--border-soft);padding:9px 0;display:flex;justify-content:space-between;align-items:center;gap:12px;text-align:right}
  .table td::before{content:attr(data-label);color:var(--faint);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;text-align:left;flex:0 0 auto}
  .table td:last-child{border-bottom:0}
  .table-wrap{background:transparent;border:0;box-shadow:none;overflow:visible}
  .media-row{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat-num{font-size:24px}
  .bulk-voice{flex:1 1 100%}
}
@media (max-width:400px){
  .stats{grid-template-columns:1fr 1fr;gap:10px}
  .btn{padding:10px 14px;font-size:13px}
}