*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:           #ffffff;
  --sidebar:      #f8faf9;
  --border:       #e5e7eb;
  --border-light: #f0f0f0;
  --green:        #16a34a;
  --green-mid:    #22c55e;
  --green-light:  #dcfce7;
  --green-pale:   #f0fdf4;
  --green-dark:   #14532d;
  --text:         #111827;
  --text-muted:   #6b7280;
  --text-light:   #9ca3af;
  --red:          #dc2626;
  --red-light:    #fee2e2;
  --radius:       10px;
  --radius-sm:    6px;
  --shadow-sm:    0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --shadow:       0 4px 12px rgba(0,0,0,.07);
  --sidebar-w:    240px;
  --right-w:      280px;
}

html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
  font-size: 14px;
  line-height: 1.5;
}

/* ─── Layout ─────────────────────────────────────────── */
.app-shell {
  display: flex;
  flex: 1;
  overflow: hidden;
  height: 100vh;
}

/* ─── Left Sidebar ───────────────────────────────────── */
.sidebar-left {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-logo {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo-mark {
  display: flex;
  align-items: center;
  gap: 3px;
}
.logo-mark span {
  display: inline-block;
  width: 3px;
  border-radius: 2px;
  background: var(--green);
}
.logo-mark .b1{height:10px} .logo-mark .b2{height:16px} .logo-mark .b3{height:22px}
.logo-mark .b4{height:16px} .logo-mark .b5{height:10px}
.logo-name { font-weight: 700; font-size: 15px; color: var(--text); letter-spacing: -.3px; }
.logo-name em { color: var(--green); font-style: normal; }

.sidebar-section { padding: 12px 16px; }
.sidebar-section-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-light);
  margin-bottom: 8px;
}

.sidebar-scroll {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

/* History list */
.history-list { display: flex; flex-direction: column; gap: 2px; }
.history-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .15s;
  position: relative;
}
.history-item:hover { background: #eef4f0; }
.history-item.active { background: var(--green-light); }
.history-item .hi-icon { font-size: 15px; flex-shrink: 0; }
.history-item .hi-body { flex: 1; min-width: 0; }
.history-item .hi-name {
  font-size: 12px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.history-item .hi-date { font-size: 10px; color: var(--text-light); }
.history-item .hi-del {
  opacity: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-light);
  font-size: 14px;
  padding: 2px 4px;
  border-radius: 3px;
  transition: opacity .15s, color .15s;
}
.history-item:hover .hi-del { opacity: 1; }
.history-item .hi-del:hover { color: var(--red); }

.history-empty {
  font-size: 12px;
  color: var(--text-light);
  text-align: center;
  padding: 16px 8px;
}

/* Settings inside sidebar */
.settings-block { display: flex; flex-direction: column; gap: 12px; }

.s-row { display: flex; flex-direction: column; gap: 4px; }
.s-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
}
.s-val { color: var(--green); font-weight: 600; }

input[type=range] {
  width: 100%;
  height: 4px;
  accent-color: var(--green);
  cursor: pointer;
}
select, textarea, input[type=text] {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  color: var(--text);
  font-size: 12px;
  outline: none;
  transition: border-color .15s;
}
select:focus, textarea:focus, input[type=text]:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(22,163,74,.1);
}
textarea { resize: vertical; min-height: 60px; font-family: monospace; font-size: 11px; }

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: var(--text);
}
.toggle { position: relative; width: 34px; height: 19px; flex-shrink: 0; }
.toggle input { opacity: 0; width: 0; height: 0; }
.tslider {
  position: absolute; inset: 0;
  background: var(--border);
  border-radius: 19px;
  cursor: pointer;
  transition: background .2s;
}
.tslider::before {
  content: "";
  position: absolute;
  width: 13px; height: 13px;
  left: 3px; top: 3px;
  background: white;
  border-radius: 50%;
  transition: transform .2s;
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
}
.toggle input:checked + .tslider { background: var(--green); }
.toggle input:checked + .tslider::before { transform: translateX(15px); }

.sidebar-divider { border: none; border-top: 1px solid var(--border); margin: 4px 0; }

/* ─── Center ──────────────────────────────────────────── */
.center {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 32px 28px;
  gap: 24px;
}

.center-header { text-align: center; }
.center-header h1 { font-size: 22px; font-weight: 700; color: var(--text); letter-spacing: -.4px; }
.center-header p  { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

/* Drop zone */
#drop-zone {
  border: 2px dashed var(--border);
  border-radius: 14px;
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  position: relative;
  background: var(--bg);
}
#drop-zone:hover, #drop-zone.drag-over {
  border-color: var(--green);
  background: var(--green-pale);
}
#drop-zone input[type=file] {
  position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%;
}
.dz-icon { font-size: 36px; margin-bottom: 10px; }
.dz-text { font-size: 15px; font-weight: 600; color: var(--text); }
.dz-link { color: var(--green); text-decoration: underline; cursor: pointer; }
.dz-sub  { font-size: 12px; color: var(--text-light); margin-top: 6px; }
.file-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--green-light);
  border: 1px solid #86efac;
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--green-dark);
  margin-top: 10px;
}

/* Process button */
#btn-process {
  width: 100%;
  padding: 13px;
  background: var(--green);
  color: white;
  font-size: 14px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background .15s, transform .1s, box-shadow .15s;
  box-shadow: 0 2px 8px rgba(22,163,74,.3);
  letter-spacing: .1px;
}
#btn-process:hover:not(:disabled) {
  background: var(--green-hover, #15803d);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(22,163,74,.35);
}
#btn-process:disabled { opacity: .4; cursor: not-allowed; transform: none; box-shadow: none; }

/* Progress */
#status-area { display: none; }
.progress-label {
  font-size: 12px;
  color: var(--green);
  font-weight: 500;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.progress-label::before {
  content: '';
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  animation: blink 1s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.3} }
.progress-bar {
  height: 5px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--green-mid));
  border-radius: 3px;
  width: 0%;
  transition: width .4s ease;
}

/* WaveSurfer players */
#players-area { display: none; }
.players-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.player-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.player-card-header {
  padding: 12px 16px 8px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: 8px;
}
.player-card-header .pc-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}
.pc-dot.original { background: var(--text-light); }
.pc-dot.cleaned  { background: var(--green); }
.player-card-header .pc-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}
.player-card-header .pc-title.cleaned { color: var(--green); }

.player-wave {
  padding: 12px 16px 8px;
  background: var(--bg);
}
.player-wave-el { width: 100%; }

.player-controls {
  padding: 8px 16px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg);
}
.pc-play {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--green);
  border: none;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-size: 12px;
  flex-shrink: 0;
  transition: background .15s;
  box-shadow: 0 2px 6px rgba(22,163,74,.35);
}
.pc-play:hover { background: #15803d; }
.pc-stop {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: none;
  border: 1px solid var(--border);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  font-size: 10px;
  flex-shrink: 0;
  transition: border-color .15s;
}
.pc-stop:hover { border-color: var(--text-muted); }
.pc-time {
  font-size: 11px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  min-width: 90px;
}
.pc-vol {
  margin-left: auto;
  display: flex; align-items: center; gap: 5px;
  font-size: 11px;
  color: var(--text-light);
}
.pc-vol input { width: 64px; }

/* Error */
.error-box {
  background: var(--red-light);
  border: 1px solid #fca5a5;
  border-radius: var(--radius);
  padding: 12px 16px;
  color: var(--red);
  font-size: 13px;
  display: none;
}

/* Segments table */
#segments-area { display: none; }
.seg-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.seg-header h3 { font-size: 14px; font-weight: 600; color: var(--text); }
.seg-count {
  font-size: 11px;
  background: var(--green-light);
  color: var(--green-dark);
  border-radius: 10px;
  padding: 2px 10px;
  font-weight: 600;
}
.table-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
table { width: 100%; border-collapse: collapse; font-size: 12px; }
thead th {
  background: var(--sidebar);
  padding: 10px 14px;
  text-align: left;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody tr { border-bottom: 1px solid var(--border-light); transition: background .1s; }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--green-pale); }
td { padding: 9px 14px; vertical-align: middle; }

.type-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}
.type-silence { background: #f3f4f6; color: #6b7280; }
.type-filler  { background: var(--green-light); color: var(--green-dark); }

.word-chip {
  font-family: monospace;
  background: #f3f4f6;
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--text);
  font-size: 11px;
}
.dur-neg {
  font-size: 11px;
  font-weight: 600;
  color: var(--red);
}
td.pos-col {
  font-variant-numeric: tabular-nums;
  color: var(--text-muted);
  font-size: 11px;
}
td.num-col { text-align: center; color: var(--text-light); font-size: 11px; }

/* ─── Right Sidebar ───────────────────────────────────── */
.sidebar-right {
  width: var(--right-w);
  min-width: var(--right-w);
  background: var(--sidebar);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 24px 16px;
  gap: 20px;
}

.rs-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-light);
  margin-bottom: 10px;
}

/* Stat cards in right sidebar */
.stat-cards { display: flex; flex-direction: column; gap: 8px; }
.stat-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.stat-card .sc-icon {
  width: 34px; height: 34px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}
.sc-icon.green  { background: var(--green-light); }
.sc-icon.gray   { background: #f3f4f6; }
.sc-icon.red    { background: var(--red-light); }
.stat-card .sc-body { flex: 1; min-width: 0; }
.stat-card .sc-val  { font-size: 18px; font-weight: 700; color: var(--text); line-height: 1; }
.stat-card .sc-label{ font-size: 10px; color: var(--text-muted); margin-top: 2px; }

/* Donut progress ring */
.ring-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 0 8px;
}
.ring-svg { overflow: visible; }
.ring-bg { fill: none; stroke: var(--border); stroke-width: 8; }
.ring-fg { fill: none; stroke: var(--green); stroke-width: 8; stroke-linecap: round;
           transform: rotate(-90deg); transform-origin: 50% 50%;
           transition: stroke-dashoffset .8s ease; }
.ring-text { text-anchor: middle; dominant-baseline: middle; }
.ring-pct  { font-size: 22px; font-weight: 700; fill: var(--text); }

.divider-h { border: none; border-top: 1px solid var(--border); }

/* Download */
#btn-download {
  width: 100%;
  padding: 12px;
  background: var(--green);
  color: white;
  font-size: 13px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 7px;
  transition: background .15s;
  box-shadow: 0 2px 8px rgba(22,163,74,.3);
}
#btn-download:hover { background: #15803d; }
#btn-download:disabled { opacity: .4; cursor: default; }

#btn-new {
  width: 100%;
  padding: 9px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 12px;
  cursor: pointer;
  transition: border-color .15s, color .15s;
}
#btn-new:hover { border-color: var(--green); color: var(--green); }

.rs-empty {
  color: var(--text-light);
  font-size: 12px;
  text-align: center;
  padding: 24px 8px;
  line-height: 1.6;
}
.rs-empty span { display: block; font-size: 28px; margin-bottom: 8px; }

/* ─── Upload preview player ──────────────────────────── */
#upload-player {
  display: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
#upload-player .up-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px 6px;
  border-bottom: 1px solid var(--border-light);
}
#upload-player .up-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
}
#upload-player .up-filename {
  font-size: 12px;
  color: var(--text);
  font-weight: 500;
  margin-left: auto;
  max-width: 200px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ─── Enhancement preset pills ───────────────────────── */
.preset-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 10px;
}
.preset-pill {
  padding: 4px 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
  white-space: nowrap;
}
.preset-pill:hover { border-color: var(--green); color: var(--green); }
.preset-pill.active {
  background: var(--green-light);
  border-color: var(--green);
  color: var(--green-dark);
  font-weight: 600;
}

/* ─── Scrollbar ───────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }