/* ================================================
   Swim FIT Repair — Converter UI Stylesheet
   style.css  ·  used by index.html only
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700&family=DM+Mono:wght@400;500&display=swap');

/* ── Design tokens ── */
:root
{
  --bg:            #f0f7f9;
  --surface:       #ffffff;
  --surface2:      #eaf3f5;
  --aqua:          #0e7490;
  --aqua-dim:      #0b5e77;
  --aqua-bg:       rgba(14,116,144,0.08);
  --text:          #10262c;
  --text-muted:    #5b7680;
  --text-dim:      #97acb2;
  --border:        rgba(0,0,0,0.08);
  --shadow:        0 4px 24px rgba(0,0,0,0.08);

  --ok:            #157a3c;
  --warn:          #8a6200;
  --warn-bg:       rgba(138,98,0,0.08);
  --high:          #0e7490;
  --high-bg:       rgba(14,116,144,0.08);
  --idle:          #97acb2;
  --error:         #c0392b;

  --font-display:  'Outfit', sans-serif;
  --font-mono:     'DM Mono', monospace;
}

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

/* ── Body ── */
body
{
  font-family: var(--font-display);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.sr-page
{
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 20px 60px;
  gap: 24px;
}

.sr-container
{
  width: 100%;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ── Back nav ── */
.back-nav { padding: 28px 0 0; }

.back-link
{
  font-family: var(--font-mono);
  font-size: 0.688rem;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}

.back-link:hover { color: var(--aqua); }

/* ── Header ── */
.sr-header { display: flex; flex-direction: column; gap: 8px; padding-top: 8px; }

.sr-header h1
{
  font-size: 26px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sr-header h1 .icon
{
  background: var(--aqua);
  border-radius: 10px;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.sr-header p { font-size: 13.5px; color: var(--text-muted); line-height: 1.6; max-width: 560px; }
.sr-header p code
{
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--surface2);
  padding: 1px 5px;
  border-radius: 4px;
}

/* ── Card ── */
.sr-card
{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* ── Drop zone ── */
.sr-dropzone
{
  border: 2px dashed rgba(0,0,0,0.15);
  border-radius: 14px;
  padding: 36px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  background: var(--surface2);
}

.sr-dropzone:hover, .sr-dropzone.drag-over { border-color: var(--aqua); background: var(--aqua-bg); }
.sr-dropzone .dz-icon { font-size: 36px; }
.sr-dropzone .dz-label { font-size: 14px; font-weight: 600; color: var(--text); }
.sr-dropzone .dz-sub { font-size: 12px; color: var(--text-dim); }
.sr-dropzone input[type="file"] { display: none; }

.sr-status { font-size: 13px; text-align: center; font-family: var(--font-mono); min-height: 18px; }
.sr-status.error { color: var(--error); }
.sr-status.ok { color: var(--ok); }

/* ── Summary stat grid ── */
.sr-summary
{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 14px;
}

.sr-stat { display: flex; flex-direction: column; gap: 2px; }
.sr-stat-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-dim); }
.sr-stat-value { font-size: 20px; font-weight: 700; }
.sr-stat-value .arrow { font-size: 13px; color: var(--text-dim); margin: 0 4px; font-weight: 400; }
.sr-stat-value .after { color: var(--aqua); }

/* ── Toolbar ── */
.sr-toolbar
{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.sr-toolbar-hint { font-size: 12px; color: var(--text-dim); }
.sr-toolbar-actions { display: flex; gap: 8px; }

.sr-btn-ghost
{
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 12.5px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: border-color .2s, color .2s;
}

.sr-btn-ghost:hover:not(:disabled) { border-color: var(--aqua); color: var(--aqua); }
.sr-btn-ghost:disabled { opacity: .4; cursor: not-allowed; }

.sr-btn-sm
{
  background: var(--aqua);
  color: #fff;
  border: none;
  border-radius: 7px;
  padding: 5px 10px;
  font-size: 11.5px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background .2s;
  white-space: nowrap;
}

.sr-btn-sm:hover:not(:disabled) { background: var(--aqua-dim); }
.sr-btn-sm:disabled { opacity: .4; cursor: not-allowed; }

/* ── Lap / length table ── */
.sr-laps { display: flex; flex-direction: column; gap: 10px; }

.sr-lap { border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }

.sr-lap-header
{
  background: var(--surface2);
  padding: 10px 14px;
  font-size: 12.5px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
}

.sr-lap.is-rest .sr-lap-header { font-style: italic; color: var(--text-dim); }

.sr-length-row
{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  padding: 8px 14px;
  font-size: 12.5px;
  border-top: 1px solid var(--border);
}

.sr-length-row input[type="checkbox"] { accent-color: var(--aqua); cursor: pointer; flex-shrink: 0; }
.sr-length-row .idx { font-family: var(--font-mono); color: var(--text-dim); font-size: 11px; width: 20px; flex-shrink: 0; }

.sr-kind-select
{
  font-family: inherit;
  font-size: 12px;
  color: var(--text);
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 6px;
  cursor: pointer;
}

.sr-length-row.is-idle .sr-kind-select { color: var(--idle); font-style: italic; }

.sr-length-row .time { font-family: var(--font-mono); font-size: 11.5px; color: var(--text-muted); margin-left: auto; }
.sr-length-row .strokes, .sr-length-row .pace { font-family: var(--font-mono); font-size: 11.5px; color: var(--text-muted); }

.sr-length-row.flagged { background: var(--warn-bg); }
.sr-length-row.flagged.type-b { background: var(--high-bg); }

.sr-split-control
{
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.sr-split-control input[type="number"]
{
  width: 38px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 4px;
  text-align: center;
}

.sr-fix-row
{
  flex-basis: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 4px;
  font-size: 12px;
  color: var(--text-muted);
}

.sr-confidence
{
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 1px 6px;
  border-radius: 4px;
  flex-shrink: 0;
}

.sr-confidence.medium { background: var(--warn-bg); color: var(--warn); }
.sr-confidence.high { background: var(--high-bg); color: var(--high); }

/* ── Buttons ── */
.sr-btn
{
  background: var(--aqua);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 13px 24px;
  font-size: 15px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background .2s, transform .1s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.sr-btn:hover { background: var(--aqua-dim); }
.sr-btn:active { transform: scale(.98); }
.sr-btn:disabled { opacity: .4; cursor: not-allowed; }

.sr-reminder
{
  font-size: 12.5px;
  color: var(--warn);
  background: var(--warn-bg);
  border-radius: 10px;
  padding: 12px 14px;
  line-height: 1.6;
}

.sr-hidden { display: none !important; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 3px; }

/* ── Responsive ── */
@media (max-width: 600px)
{
  .sr-card { padding: 20px; }
  .sr-length-row .strokes, .sr-length-row .pace { display: none; }
  .sr-split-control { flex-basis: 100%; margin-left: 30px; }
}