/* ---------- page header ---------- */
.sev-hero { padding: 22px 26px; border-radius: 16px; margin-bottom: 6px; color: #fff;
  background: radial-gradient(1200px 300px at 0% 0%, #F59E0B55, transparent 60%),
              radial-gradient(900px 300px at 100% 100%, #3B6FD866, transparent 60%), #0F172A; }
.sev-hero h1 { margin: 0 0 6px; font-size: 30px; font-weight: 750; letter-spacing: -0.02em; color: #fff; }
.sev-hero p { margin: 0 0 14px; font-size: 15.5px; opacity: .9; max-width: 900px; color: #E2E8F0; }
.sev-hero b { color: #FCD34D !important; font-weight: 650; }
.sev-hero code { background: #ffffff1f; color: #fff; padding: 1px 6px; border-radius: 5px; font-size: 14px; }
.sev-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.sev-pills span, .sev-pills a { background: #ffffff1a; border: 1px solid #ffffff2e; color: #fff !important; padding: 4px 11px;
  border-radius: 999px; font-size: 13px; text-decoration: none; }
.sev-pills a:hover { background: #ffffff33; }
.sev-note { font-size: 13px; opacity: .75; margin: 4px 2px 10px; }

/* ---------- viewer ---------- */
.sev-root { font-size: 14px; color: var(--body-text-color); }
.sev-root .sev-empty { padding: 18px; opacity: .7; }
.sev-top { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(280px, 1fr); gap: 14px; align-items: stretch; }
@media (max-width: 960px) { .sev-top { grid-template-columns: minmax(0, 1fr); } }
.sev-media { min-width: 0; display: flex; flex-direction: column; justify-content: center; }
.sev-yt { position: relative; width: 100%; aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: #000; }
.sev-yt iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.sev-yterr { position: absolute; inset: auto 0 0 0; padding: 10px; background: #000c; color: #fff; font-size: 13px; }
.sev-yterr a { color: #FCD34D; }
.sev-audio { width: 100%; }
.sev-side { border: 1px solid var(--border-color-primary); border-radius: 12px; padding: 12px 14px; background: var(--background-fill-secondary);
  display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.sev-s2, .sev-s3 { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.sev-top.audio { grid-template-columns: 1fr; }
.sev-top.audio .sev-side { display: grid; grid-template-columns: auto minmax(0, 1fr) minmax(0, 1.3fr); gap: 22px; align-items: start; }
@media (max-width: 960px) { .sev-top.audio .sev-side { grid-template-columns: 1fr; } }
.sev-hl { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 6px 0 8px; }
.sev-hl .sev-h { margin: 0 4px 0 0; }
.sev-clock { font: 650 28px/1.1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: -0.02em; }
.sev-dur { font-size: 15px; opacity: .55; font-weight: 400; }
.sev-h { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; opacity: .7; font-weight: 650; margin-top: 4px; }
.sev-sub { opacity: .65; font-size: 12px; font-weight: 400; text-transform: none; letter-spacing: 0; }
.sev-active { display: flex; flex-wrap: wrap; gap: 6px; min-height: 30px; align-content: flex-start; }
.sev-chip { background: var(--c); color: #fff; border-radius: 999px; padding: 3px 10px; cursor: pointer; font: 600 13px ui-monospace, SFMono-Regular, Menlo, monospace; }
.sev-chip small { font-weight: 400; opacity: .85; margin-left: 6px; }
.sev-meters { display: flex; flex-direction: column; gap: 5px; }
.sev-meter { display: grid; grid-template-columns: 96px 1fr 38px; gap: 8px; align-items: center; font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; opacity: .7; }
.sev-meter.above { opacity: 1; font-weight: 650; }
.sev-ml { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sev-mt { position: relative; height: 9px; border-radius: 5px; background: color-mix(in srgb, var(--body-text-color) 12%, transparent); }
.sev-mt i { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 5px; }
.sev-mt b { position: absolute; top: -3px; bottom: -3px; width: 2px; background: #E11D48; }
.sev-mv { text-align: right; }

.sev-controls { display: flex; flex-wrap: wrap; gap: 10px 20px; align-items: center; margin: 12px 0 6px; font-size: 13px; }
.sev-controls label { display: inline-flex; gap: 7px; align-items: center; }
.sev-controls select, .sev-controls input[type=number] { padding: 3px 6px; border-radius: 6px; border: 1px solid var(--border-color-primary);
  background: var(--background-fill-primary); color: var(--body-text-color); }
.sev-controls input[type=number] { width: 64px; }
.sev-seg { display: inline-flex; border: 1px solid var(--border-color-primary); border-radius: 8px; overflow: hidden; }
.sev-seg button { padding: 5px 13px; background: transparent; color: var(--body-text-color); border: 0; cursor: pointer; font-size: 13px; }
.sev-seg button + button { border-left: 1px solid var(--border-color-primary); }
.sev-seg button.on { background: #E8833A; color: #fff; font-weight: 650; }
.sev-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; align-items: center; font-size: 12px; margin: 8px 0 4px; }
.sev-legend i, .sev-evr i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }
.sev-mini { width: 100%; display: block; cursor: pointer; border-radius: 6px; }
.sev-tlwrap { position: relative; margin-top: 8px; border: 1px solid var(--border-color-primary); border-radius: 10px; padding: 3px 0; }
.sev-tl { width: 100%; display: block; cursor: crosshair; }
.sev-tip { position: absolute; display: none; pointer-events: none; z-index: 5; white-space: nowrap; background: var(--background-fill-primary);
  border: 1px solid var(--border-color-primary); border-radius: 6px; padding: 4px 8px; font: 12px ui-monospace, SFMono-Regular, Menlo, monospace;
  box-shadow: 0 4px 14px #0002; }

.sev-main { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(280px, 1fr); gap: 14px; margin-top: 14px; }
@media (max-width: 960px) { .sev-main { grid-template-columns: minmax(0, 1fr); } }
.sev-panel { border: 1px solid var(--border-color-primary); border-radius: 12px; overflow: hidden; display: flex; flex-direction: column; min-width: 0; }
.sev-ph { padding: 9px 12px; font-weight: 650; border-bottom: 1px solid var(--border-color-primary); background: var(--background-fill-secondary);
  display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.sev-clear { margin-left: auto; font-size: 12px; padding: 2px 9px; border-radius: 6px; border: 1px solid var(--border-color-primary);
  background: var(--background-fill-primary); color: var(--body-text-color); cursor: pointer; }
.sev-tx { position: relative; height: 470px; overflow-y: auto; padding: 8px 10px; line-height: 1.85; font-size: 15px; }
.sev-blk { padding: 6px 10px; border-radius: 8px; margin-bottom: 6px; border-left: 3px solid transparent; }
.sev-blk.cur { background: color-mix(in srgb, #F5B700 12%, transparent); border-left-color: #F5B700; }
.sev-blk.no_speech { opacity: .8; }
.sev-bh { font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; opacity: .7; cursor: pointer; }
.sev-lang { background: color-mix(in srgb, var(--body-text-color) 12%, transparent); border-radius: 4px; padding: 0 5px; margin-left: 4px; }
.sev-w { cursor: pointer; border-radius: 4px; padding: 0 1px; }
.sev-w:hover { text-decoration: underline; }
.sev-w.cur { background: #FFD54A; color: #111; }
.sev-tag { font: 12.5px ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--c); border: 1px solid var(--c); border-radius: 5px;
  padding: 0 4px; cursor: pointer; white-space: nowrap; background: color-mix(in srgb, var(--c) 9%, transparent); }
.sev-tag.close { border-style: dashed; background: transparent; }
.sev-tag.on { background: var(--c); color: #fff; }

.sev-bars { padding: 8px 10px; display: grid; grid-template-columns: 1fr; gap: 3px; max-height: 190px; overflow-y: auto;
  border-bottom: 1px solid var(--border-color-primary); }
.sev-bar { display: grid; grid-template-columns: 128px 1fr 34px; gap: 8px; align-items: center; cursor: pointer; font: 12px ui-monospace, SFMono-Regular, Menlo, monospace;
  border-radius: 5px; padding: 1px 4px; }
.sev-bar:hover, .sev-bar.on { background: color-mix(in srgb, var(--body-text-color) 8%, transparent); }
.sev-bar.dim { opacity: .4; }
.sev-bt2 { height: 8px; border-radius: 4px; background: color-mix(in srgb, var(--body-text-color) 8%, transparent); overflow: hidden; }
.sev-bt2 i { display: block; height: 100%; border-radius: 4px; }
.sev-bn { text-align: right; }
.sev-evlist { position: relative; flex: 1; min-height: 200px; max-height: 300px; overflow-y: auto; font: 12.5px ui-monospace, SFMono-Regular, Menlo, monospace; }
.sev-evr { display: grid; grid-template-columns: 14px 128px minmax(0, 1fr) 52px 48px; gap: 6px; padding: 3px 10px; cursor: pointer; align-items: center; }
.sev-evr:nth-child(odd) { background: color-mix(in srgb, var(--body-text-color) 3.5%, transparent); }
.sev-evr:hover { text-decoration: underline; }
.sev-evr.on { background: #FFD54A; color: #111; }
.sev-lab { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }