/* ══════════════════════════════════════════════════════════
   Karşılaştırma Çalışma Alanı — Full-Page Compare Workspace
   ══════════════════════════════════════════════════════════ */

.cwk-overlay {
  position: fixed;
  inset: 0;
  z-index: 600;
  background: #f1f5f9;
  display: flex;
  flex-direction: column;
  font-family: 'DM Sans', sans-serif;
  color: #0f172a;
}
.cwk-overlay.hidden { display: none !important; }

/* ── Header ── */
.cwk-header {
  height: 56px;
  background: #ffffff;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 18px;
  flex-shrink: 0;
}

.cwk-back-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  background: none;
  border: 1px solid #e2e8f0;
  cursor: pointer;
  color: #374151;
  font-size: 12px;
  font-weight: 500;
  padding: 5px 11px;
  border-radius: 7px;
  transition: all 0.15s;
  flex-shrink: 0;
}
.cwk-back-btn:hover { border-color: #94a3b8; background: #f8fafc; }

.cwk-header-divider {
  width: 1px;
  height: 28px;
  background: #e2e8f0;
  flex-shrink: 0;
}

.cwk-title-block { display: flex; flex-direction: column; gap: 1px; flex-shrink: 0; }
.cwk-title { font-size: 14px; font-weight: 700; color: #0f172a; line-height: 1.2; }
.cwk-subtitle { font-size: 11px; color: #64748b; line-height: 1.2; }

.cwk-view-tabs {
  display: flex;
  align-items: center;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 3px;
  gap: 2px;
  margin-left: 6px;
}
.cwk-tab {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 5px;
  color: #64748b;
  transition: all 0.15s;
  white-space: nowrap;
}
.cwk-tab:hover { color: #0f172a; background: rgba(255,255,255,0.7); }
.cwk-tab.active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  font-weight: 600;
}

.cwk-spacer { flex: 1; }

.cwk-pdf-hdr-btn {
  display: flex; align-items: center; gap: 6px;
  background: none; border: 1px solid #e2e8f0; cursor: pointer;
  font-size: 12px; font-weight: 500; padding: 6px 13px; border-radius: 7px;
  color: #374151; transition: all 0.15s; white-space: nowrap; flex-shrink: 0;
}
.cwk-pdf-hdr-btn:hover { border-color: #94a3b8; background: #f8fafc; }

/* ── Body 3-column layout ── */
.cwk-body {
  flex: 1;
  display: grid;
  grid-template-columns: 256px 1fr 288px;
  overflow: hidden;
  min-height: 0;
}

/* ── Left sidebar ── */
.cwk-left {
  background: #ffffff;
  border-right: 1px solid #e2e8f0;
  overflow-y: auto;
  padding: 14px 14px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cwk-section-label {
  font-size: 10px; font-weight: 700; color: #94a3b8;
  text-transform: uppercase; letter-spacing: 0.07em;
  padding-top: 6px;
}
.cwk-section-label:first-child { padding-top: 0; }

.cwk-file-card {
  border-radius: 9px; padding: 10px 12px; border: 1px solid;
  display: flex; flex-direction: column; gap: 2px;
}
.cwk-file-card.ref {
  background: rgba(59,130,246,0.07); border-color: rgba(59,130,246,0.3);
}
.cwk-file-card.cmp {
  background: rgba(34,197,94,0.07); border-color: rgba(34,197,94,0.3);
}
.cwk-file-icon-row {
  display: flex; align-items: center; gap: 7px; margin-bottom: 3px;
}
.cwk-file-icon {
  width: 26px; height: 26px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; flex-shrink: 0;
}
.cwk-file-card.ref .cwk-file-icon { background: rgba(59,130,246,0.15); color: #1d4ed8; }
.cwk-file-card.cmp .cwk-file-icon { background: rgba(34,197,94,0.15); color: #16a34a; }
.cwk-file-name { font-size: 13px; font-weight: 700; }
.cwk-file-card.ref .cwk-file-name { color: #1d4ed8; }
.cwk-file-card.cmp .cwk-file-name { color: #16a34a; }
.cwk-file-desc { font-size: 11px; color: #64748b; }
.cwk-file-fmt { font-size: 10px; color: #94a3b8; margin-top: 1px; }

.cwk-meta-grid { display: flex; flex-direction: column; gap: 4px; }
.cwk-meta-row {
  display: flex; align-items: center; gap: 8px; font-size: 12px;
  padding: 4px 2px;
}
.cwk-meta-icon { width: 14px; color: #94a3b8; font-style: normal; text-align: center; flex-shrink: 0; }
.cwk-meta-label { color: #64748b; flex: 1; font-size: 11.5px; }
.cwk-meta-val { font-weight: 600; color: #0f172a; font-size: 12px; }

/* ── Center ── */
.cwk-center {
  display: flex; flex-direction: column; overflow: hidden;
  padding: 14px; gap: 10px;
}

.cwk-canvas-wrap {
  flex: 1; background: #ffffff; border: 1px solid #e2e8f0;
  border-radius: 10px; display: flex; align-items: center;
  justify-content: center; position: relative; overflow: hidden; min-height: 0;
}
.cwk-canvas-wrap canvas {
  display: block;
  /* sized by JS to fill the wrap; max constraints prevent overflow */
  max-width: 100%;
  max-height: 100%;
}

.cwk-sim-badge {
  position: absolute; top: 14px; right: 14px;
  background: rgba(220,252,231,0.96); border: 1.5px solid #86efac;
  border-radius: 10px; padding: 8px 16px; text-align: center;
  box-shadow: 0 2px 10px rgba(34,197,94,0.2); user-select: none;
}
.cwk-sim-badge-label {
  font-size: 9px; font-weight: 700; color: #15803d;
  text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 1px;
}
.cwk-sim-badge-val { font-size: 28px; font-weight: 800; color: #15803d; line-height: 1.1; }

.cwk-canvas-dims {
  position: absolute; bottom: 8px; right: 12px;
  font-size: 10px; color: #94a3b8; pointer-events: none;
}

.cwk-canvas-loading {
  font-size: 13px; color: #94a3b8;
}

/* ── Technical metrics bar ── */
.cwk-metrics {
  background: #ffffff; border: 1px solid #e2e8f0;
  border-radius: 10px; padding: 10px 14px; flex-shrink: 0;
}
.cwk-metrics-title {
  font-size: 10px; font-weight: 700; color: #94a3b8;
  text-transform: uppercase; letter-spacing: 0.07em; margin-bottom: 8px;
}
.cwk-metrics-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px;
}
.cwk-metric-card { display: flex; flex-direction: column; gap: 3px; }
.cwk-metric-title { font-size: 11px; font-weight: 600; color: #374151; }
.cwk-metric-ref-row,
.cwk-metric-cmp-row { font-size: 11px; color: #64748b; }
.cwk-metric-cmp-row { display: flex; align-items: center; gap: 5px; }
.cwk-metric-dot {
  width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0;
}
.cwk-metric-dot.match { background: #22c55e; }
.cwk-metric-dot.diff  { background: #f97316; }

/* ── Right sidebar ── */
.cwk-right {
  background: #ffffff; border-left: 1px solid #e2e8f0;
  overflow-y: auto; padding: 14px 14px 20px;
  display: flex; flex-direction: column; gap: 12px;
}

/* Neden Benzer */
.cwk-reason-list { display: flex; flex-direction: column; gap: 7px; }
.cwk-reason-row { display: flex; flex-direction: column; gap: 3px; }
.cwk-reason-top {
  display: flex; justify-content: space-between; align-items: center; font-size: 12px;
}
.cwk-reason-name { color: #374151; font-weight: 500; }
.cwk-reason-pct { font-weight: 700; color: #15803d; font-size: 12px; }
.cwk-reason-bar-bg {
  height: 5px; background: #f1f5f9; border-radius: 3px; overflow: hidden;
}
.cwk-reason-bar-fill {
  height: 100%; background: #22c55e; border-radius: 3px; transition: width 0.5s ease;
}

/* Fark Özeti */
.cwk-diff-list { display: flex; flex-direction: column; gap: 4px; }
.cwk-diff-row {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; padding: 5px 8px; background: #f8fafc; border-radius: 6px;
}
.cwk-diff-key { color: #374151; }
.cwk-diff-val { font-weight: 600; }
.cwk-diff-val.match { color: #16a34a; }
.cwk-diff-val.diff  { color: #f97316; }

/* Karar Ver */
.cwk-decision-list { display: flex; flex-direction: column; gap: 6px; }
.cwk-decision-btn {
  display: flex; align-items: center; gap: 8px; width: 100%;
  background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px;
  padding: 10px 13px; font-size: 12px; font-weight: 500; color: #374151;
  cursor: pointer; text-align: left; transition: all 0.15s;
}
.cwk-decision-btn:hover { border-color: #94a3b8; background: #f1f5f9; }
.cwk-decision-btn.primary {
  background: rgba(34,197,94,0.08); border-color: rgba(34,197,94,0.35); color: #15803d;
}
.cwk-decision-btn.primary:hover { background: rgba(34,197,94,0.14); }
.cwk-decision-icon { font-size: 14px; }

/* ── Footer ── */
.cwk-footer {
  height: 52px; background: #ffffff; border-top: 1px solid #e2e8f0;
  display: flex; align-items: center; padding: 0 18px; gap: 12px; flex-shrink: 0;
}

.cwk-footer-pill {
  display: flex; align-items: center; gap: 5px;
  background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.3);
  color: #16a34a; font-size: 12px; font-weight: 700;
  padding: 5px 14px; border-radius: 100px; white-space: nowrap;
}
.cwk-footer-pill .pill-check { font-size: 13px; }

.cwk-footer-files { font-size: 12px; color: #64748b; font-weight: 500; }

.cwk-footer-save {
  background: #f1f5f9; border: 1px solid #e2e8f0; color: #374151;
  font-size: 12px; font-weight: 500; padding: 7px 15px; border-radius: 7px;
  cursor: pointer; transition: all 0.15s; display: flex; align-items: center; gap: 5px;
}
.cwk-footer-save:hover { border-color: #94a3b8; background: #e9eef5; }

.cwk-footer-pdf {
  background: #1d4ed8; border: none; color: #ffffff;
  font-size: 12px; font-weight: 600; padding: 7px 15px; border-radius: 7px;
  cursor: pointer; transition: all 0.15s; display: flex; align-items: center; gap: 5px;
}
.cwk-footer-pdf:hover { background: #1e40af; }

/* ── Decision button states ── */
.cwk-decision-btn.cwk-dec-saving {
  opacity: 0.7; cursor: wait;
}
.cwk-decision-btn.cwk-dec-done {
  background: rgba(34,197,94,0.12); border-color: rgba(34,197,94,0.5); color: #15803d;
}
.cwk-decision-btn.cwk-dec-err {
  background: rgba(239,68,68,0.08); border-color: rgba(239,68,68,0.4); color: #dc2626;
}

/* ── Decision toast (bottom of right panel) ── */
.cwk-dec-toast {
  position: absolute; bottom: 70px; right: 16px; left: 16px;
  background: #0f172a; color: #f8fafc; font-size: 12px; font-weight: 500;
  padding: 9px 14px; border-radius: 8px; text-align: center;
  opacity: 0; transition: opacity 0.25s; pointer-events: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2); z-index: 10;
}
.cwk-dec-toast.err { background: #7f1d1d; }

/* ── Diff legend (shown in canvas wrap) ── */
.cwk-diff-legend {
  position: absolute; bottom: 10px; left: 12px;
  display: flex; gap: 10px; font-size: 10px; color: #64748b;
  pointer-events: none;
}
.cwk-diff-legend span { display: flex; align-items: center; gap: 4px; }
.cwk-legend-dot {
  width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0;
}