/* ============================================================================
   CalCE — 3D Stüdyo stilleri (studio3d.css)
   Mevcut tasarım token'larını (style.css :root değişkenleri) kullanır;
   açık/koyu tema otomatik uyar. TEK istisna: 3D kanvas sabit koyu arka
   planlıdır (#0b1220) — sahne etiketleri her temada okunur kalsın diye.
   ============================================================================ */

/* ------------------------------ Modül kartları ---------------------------- */
.s3d-view { animation: fadeIn .25s var(--ease-out); }

.s3d-head { margin: 6px 0 18px; }
.s3d-head .s3d-title {
  font-size: 1.45rem; font-weight: 800; color: var(--text);
  display: flex; align-items: center; gap: 10px;
}
.s3d-head .s3d-sub { color: var(--muted); margin-top: 4px; font-size: .95rem; }

.s3d-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.s3d-card {
  text-align: left; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px;
  box-shadow: var(--shadow-sm);
  transition: transform .16s var(--ease), box-shadow .16s var(--ease), border-color .16s var(--ease);
  display: flex; flex-direction: column; gap: 8px;
}
.s3d-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--accent-soft-2); }
.s3d-card:focus-visible { outline: none; box-shadow: var(--ring); }

.s3d-card .s3d-card-ico {
  width: 40px; height: 40px; border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent);
}
.s3d-card .s3d-card-ico .ico-svg { width: 22px; height: 22px; }
.s3d-card .s3d-card-name { font-weight: 700; color: var(--text); font-size: 1.02rem; }
.s3d-card .s3d-card-desc { color: var(--muted); font-size: .9rem; line-height: 1.45; }
.s3d-card .s3d-card-cta {
  margin-top: auto; color: var(--accent); font-weight: 600; font-size: .88rem;
  display: inline-flex; align-items: center; gap: 6px;
}

/* ------------------------------ Sahne kabı -------------------------------- */
.s3d-scene-wrap {
  position: relative;
  background: #0b1220;               /* tema istisnası — bkz. dosya başı notu */
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 420px;
}
.s3d-scene-wrap canvas { display: block; }

/* CSS2D etiketleri (sahne üstü) */
.s3d-label {
  color: #dbe4f3; background: rgba(11, 18, 32, .78);
  border: 1px solid rgba(148, 163, 184, .35);
  border-radius: 6px; padding: 2px 7px;
  font-size: 11px; font-weight: 600; white-space: nowrap;
  pointer-events: none; user-select: none;
}
.s3d-label.is-selected {
  color: #0b1220; background: #fbbf24; border-color: #f59e0b;
}

/* ------------------------------ Paneller / formlar ------------------------ */
.s3d-layout {
  display: grid; gap: 16px;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, .9fr);
  align-items: start;
}
@media (max-width: 980px) { .s3d-layout { grid-template-columns: 1fr; } }

.s3d-panel {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow-sm);
}
.s3d-panel h3 { margin: 0 0 10px; font-size: 1.02rem; color: var(--text); }

.s3d-form .field { margin-bottom: 10px; }
.s3d-form label { display: block; font-size: .85rem; color: var(--text-2); font-weight: 600; margin-bottom: 4px; }
.s3d-form .field-row { display: flex; gap: 8px; }
.s3d-form input, .s3d-form select {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border-2);
  border-radius: var(--radius-sm); background: var(--surface-2); color: var(--text);
  font: inherit; font-size: .92rem;
}
.s3d-form input:focus-visible, .s3d-form select:focus-visible { outline: none; box-shadow: var(--ring); border-color: var(--accent); }
.s3d-form .unit-select { max-width: 130px; flex: 0 0 auto; }
/* Onay kutuları form input kurallarından (width:100%, padding) MUAF —
   aksi halde etiket yanındaki kutu tam satıra yayılıp metni kaydırır. */
.s3d-form input[type="checkbox"], .s3d-check input[type="checkbox"] {
  width: 15px; height: 15px; padding: 0; margin: 0;
  flex: 0 0 auto; accent-color: var(--accent);
  vertical-align: middle;
}
/* .s3d-form label kuralı (0,1,1) .s3d-check'i (0,1,0) ezer — burada eşit
   özgüllükle geri kazanılır: kutu + metin tek satırda, dikey ortalı. */
.s3d-form label.s3d-check {
  display: inline-flex; align-items: center; gap: 6px; margin-bottom: 0;
}

.s3d-actions { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.s3d-btn {
  cursor: pointer; border: none; border-radius: var(--radius-sm);
  padding: 9px 16px; font: inherit; font-weight: 700; font-size: .92rem;
  background: var(--accent-grad); color: #fff; box-shadow: var(--shadow-accent);
  transition: filter .15s var(--ease), transform .15s var(--ease);
}
.s3d-btn:hover { filter: brightness(1.06); transform: translateY(-1px); }
.s3d-btn:disabled { opacity: .6; cursor: default; transform: none; }
.s3d-btn.secondary {
  background: var(--surface-2); color: var(--text-2);
  border: 1px solid var(--border-2); box-shadow: none;
}

/* Sonuç tabloları / metrikler */
.s3d-metrics { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
.s3d-metric {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 10px 12px;
}
.s3d-metric .m-label { font-size: .76rem; color: var(--muted); font-weight: 600; }
.s3d-metric .m-value { font-size: 1.08rem; color: var(--text); font-weight: 800; margin-top: 2px; }
.s3d-metric .m-value .unit-sm { font-size: .74rem; color: var(--faint); font-weight: 600; }

.s3d-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.s3d-table th, .s3d-table td { padding: 6px 9px; border-bottom: 1px solid var(--border); text-align: right; }
.s3d-table th:first-child, .s3d-table td:first-child { text-align: left; }
.s3d-table th { color: var(--muted); font-weight: 700; font-size: .78rem; }
.s3d-table-wrap { overflow-x: auto; }

/* Uyarı listesi (info/warning/error) */
.s3d-warn { border-radius: var(--radius-sm); padding: 8px 12px; margin: 6px 0; font-size: .88rem; border: 1px solid; }
.s3d-warn.info    { background: var(--accent-soft); border-color: var(--accent-soft-2); color: var(--text-2); }
.s3d-warn.warning { background: var(--warn-soft); border-color: var(--warn-border); color: var(--warn-text); }
.s3d-warn.error   { background: var(--err-soft); border-color: var(--err-border); color: var(--err-text); }
.s3d-warn.ok      { background: var(--ok-soft); border-color: var(--ok-border); color: var(--ok); }

/* Sekmeli panel (stüdyo yan panelleri) */
.s3d-tabs { display: flex; gap: 4px; flex-wrap: wrap; border-bottom: 1px solid var(--border); margin-bottom: 12px; }
.s3d-tab {
  cursor: pointer; border: none; background: none; font: inherit;
  padding: 8px 12px; font-size: .88rem; font-weight: 600; color: var(--muted);
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.s3d-tab.is-active { color: var(--accent); border-bottom-color: var(--accent); }

/* Sihirbaz iskeleti */
.s3d-wiz-rail { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.s3d-wiz-step {
  font-size: .78rem; font-weight: 700; padding: 4px 10px;
  border-radius: var(--radius-pill); border: 1px solid var(--border-2);
  color: var(--muted); background: var(--surface-2);
}
.s3d-wiz-step.is-active { background: var(--accent-soft); border-color: var(--accent-soft-2); color: var(--accent); }
.s3d-wiz-step.is-done { background: var(--ok-soft); border-color: var(--ok-border); color: var(--ok); }

/* Yöntem akordeonu */
.s3d-method { border-bottom: 1px solid var(--border); padding: 6px 0; }
.s3d-method summary { cursor: pointer; font-weight: 600; font-size: .9rem; color: var(--text-2); }
.s3d-method ul { margin: 6px 0 6px 18px; }
.s3d-method .s3d-eq {
  display: block; margin: 6px 0; padding: 6px 10px; overflow-x: auto;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); font-size: .8rem; color: var(--accent);
}
.s3d-rigor {
  font-size: .66rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em;
  padding: 1px 8px; border-radius: var(--radius-pill); border: 1px solid;
  vertical-align: middle;
}
.s3d-rigor.rigorous { background: var(--ok-soft); border-color: var(--ok-border); color: var(--ok); }
.s3d-rigor.approximate, .s3d-rigor.empirical { background: var(--warn-soft); border-color: var(--warn-border); color: var(--warn-text); }
.s3d-panel > summary { cursor: pointer; }

/* SVG grafik kabı */
.s3d-chart { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px; }
.s3d-chart svg { display: block; width: 100%; height: auto; }

/* charts.js SVG kromu — renkler tema değişkenlerinden (açık/koyu otomatik).
   Seri renkleri sabittir (dataviz paleti) ve charts.js içinde stroke ile verilir. */
.s3d-ch-grid { stroke: var(--border); stroke-width: 1; }
.s3d-ch-diag { stroke: var(--border-2); stroke-width: 1; }
.s3d-ch-tick { fill: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.s3d-ch-axis { fill: var(--muted); font-size: 12px; }
.s3d-ch-lbl  { fill: var(--text-2); font-size: 11px; font-weight: 600; }
.s3d-ch-line { fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.s3d-ch-ring { stroke: var(--surface-2); stroke-width: 2; }

/* Hızlı hesap: girdi ızgarası + büyük sonuç değeri */
.s3d-form-grid { display: grid; gap: 4px 14px; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
.s3d-qc-hero {
  font-size: 1.9rem; font-weight: 800; color: var(--accent);
  margin: 2px 0 12px; line-height: 1.25; font-variant-numeric: tabular-nums;
}
.s3d-qc-hero .unit-sm { font-size: .8rem; color: var(--faint); font-weight: 600; }

/* ------------------------------ Stüdyo sayfaları -------------------------- */
/* Araç çubuğu: hesapla + görünüm anahtarları tek satırda sarmalanır */
.s3d-toolbar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.s3d-check {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .84rem; color: var(--text-2); font-weight: 600; cursor: pointer;
  white-space: nowrap;
}
.s3d-check select { padding: 4px 8px; border: 1px solid var(--border-2); border-radius: var(--radius-sm); background: var(--surface-2); color: var(--text); font: inherit; font-size: .84rem; }

/* Durum çipi (yakınsama / bekleyen değişiklik) */
.s3d-chip {
  display: inline-block; padding: 3px 10px; border-radius: var(--radius-pill);
  font-size: .78rem; font-weight: 700; border: 1px solid;
}
.s3d-chip.ok   { background: var(--ok-soft); border-color: var(--ok-border); color: var(--ok); }
.s3d-chip.warn { background: var(--warn-soft); border-color: var(--warn-border); color: var(--warn-text); }

/* Sahne üstü katmanlar: lejant (sol alt) + kontrol ipucu (sağ üst).
   Sahne kabı sabit koyu olduğundan renkler de sabit koyu temalıdır. */
.s3d-overlay-legend {
  position: absolute; left: 12px; bottom: 12px; z-index: 2; pointer-events: none;
  color: #cbd5e1; background: rgba(11, 18, 32, .85);
  border: 1px solid rgba(148, 163, 184, .35); border-radius: 8px;
  padding: 8px 10px; font-size: 11px;
}
.s3d-overlay-legend:empty { display: none; }
.s3d-legend-bar { height: 8px; width: 144px; border-radius: 999px; margin-top: 4px; }
.s3d-legend-ends { display: flex; justify-content: space-between; margin-top: 2px; font-variant-numeric: tabular-nums; }
.s3d-overlay-hint {
  position: absolute; right: 12px; top: 12px; z-index: 2; pointer-events: none;
  color: #94a3b8; background: rgba(11, 18, 32, .85);
  border: 1px solid rgba(148, 163, 184, .35); border-radius: 8px;
  padding: 4px 10px; font-size: 11px;
}

/* Katlanır form bölümleri (Kolon / Bileşenler / Besleme / ...) */
.s3d-section { border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 10px; background: var(--surface-2); }
.s3d-section > summary {
  cursor: pointer; padding: 8px 12px; font-size: .8rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: .04em; color: var(--accent);
}
.s3d-section .s3d-section-body { padding: 10px 12px; border-top: 1px solid var(--border); }

/* Raf adımlayıcı (▲ üst / ▼ alt) */
.s3d-stepper { display: flex; align-items: center; gap: 8px; }
.s3d-stepper .s3d-btn { padding: 5px 10px; font-size: .8rem; }
.s3d-stepper-val { min-width: 64px; text-align: center; font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; }

/* Bileşen seçim ızgarası */
.s3d-comp-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 4px; max-height: 176px; overflow-y: auto; padding-right: 4px; margin-bottom: 8px;
}
.s3d-comp-item {
  display: flex; align-items: center; gap: 6px; cursor: pointer;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 4px 8px; font-size: .8rem; color: var(--text-2); background: var(--surface);
}
.s3d-comp-item.is-active { border-color: var(--accent-soft-2); background: var(--accent-soft); color: var(--accent); font-weight: 600; }

/* Metin vurguları + bilgi kutusu */
.s3d-ok-text   { color: var(--ok); font-weight: 700; }
.s3d-warn-text { color: var(--warn-text); font-weight: 700; }
.s3d-note { line-height: 1.45; margin-top: 4px; }
.s3d-info-box {
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface-2); padding: 8px 10px; margin-top: 8px; line-height: 1.6;
}
.s3d-sel-title { font-weight: 800; color: var(--accent); margin-bottom: 8px; }

/* Özet ızgarası */
.s3d-sum-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 12px; }

/* "3D'de raf seç" kurulu durumu */
.s3d-btn.secondary.is-armed { border-color: var(--warn-border); background: var(--warn-soft); color: var(--warn-text); }

/* Seçenek kartları (sihirbaz OptionCards portu) */
.s3d-cards { display: grid; gap: 8px; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.s3d-opt {
  text-align: left; cursor: pointer; font: inherit;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface); color: var(--text-2); padding: 10px 12px;
  display: flex; flex-direction: column; gap: 2px;
  transition: border-color .15s var(--ease), background .15s var(--ease);
}
.s3d-opt:hover:not(:disabled) { border-color: var(--accent-soft-2); }
.s3d-opt.is-active { border-color: var(--accent); background: var(--accent-soft); }
.s3d-opt:disabled { opacity: .55; cursor: not-allowed; }
.s3d-opt-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.s3d-opt-name { font-weight: 700; font-size: .88rem; color: var(--text); }
.s3d-opt.is-active .s3d-opt-name { color: var(--accent); }
.s3d-opt-desc { font-size: .76rem; color: var(--muted); line-height: 1.4; }
.s3d-soon {
  font-size: .68rem; font-weight: 700; padding: 2px 8px;
  border-radius: var(--radius-pill); border: 1px solid var(--warn-border);
  background: var(--warn-soft); color: var(--warn-text); white-space: nowrap;
}

/* Sihirbaz adım çubuğu: hatalı geçmiş adım */
.s3d-wiz-step { cursor: pointer; font: inherit; }
.s3d-wiz-step.is-error { background: var(--err-soft); border-color: var(--err-border); color: var(--err-text); }

@keyframes fadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }