/* Palet: serin açık zemin, koyu lacivert metin, mor ana renk.
   Dişliler: pinyon turkuaz, çark kehribar. Düzen: solda girdiler, sağda canlı önizleme ve sonuçlar. */
:root {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --surface2: #fafbff;
  --field: #ffffff;
  --field2: #f6f7fc;
  --ink: #1e2544;
  --muted: #646b8c;
  --line: #e3e7f3;
  --accent: #5b4fd6;
  --accent-soft: #eeecfd;
  --teal: #13a391;
  --amber: #f2a93b;
  --ok: #17875a;
  --ok-soft: #e3f6ee;
  --warn: #b56b00;
  --warn-soft: #fff3dc;
  --bad: #d23b43;
  --bad-soft: #fde9ea;
  --font-head: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-num: ui-monospace, "SF Mono", Menlo, Consolas, "DejaVu Sans Mono", "Liberation Mono", monospace;
  --shadow: 0 1px 2px rgba(30, 37, 68, 0.04), 0 10px 30px rgba(30, 37, 68, 0.06);
  --web: rgba(15, 23, 42, 0.22);
  --bar: rgba(244, 246, 251, 0.9);
  --r: 18px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 500 16.5px/1.5 var(--font-body);
  -webkit-font-smoothing: antialiased;
}
h1, h2 { font-family: var(--font-head); margin: 0; }
sub { font-size: 0.75em; vertical-align: -0.3em; line-height: 0; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 22px 16px 40px; }

/* Üst bar */
.top { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.brand { display: flex; align-items: center; gap: 14px; }
.logo { width: 52px; height: 52px; flex: none; animation: spin 14s linear infinite; }
h1 { font-size: 30px; font-weight: 600; letter-spacing: -0.01em; }
.sub { margin: 2px 0 0; color: var(--muted); }
.actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.status { font-size: 15px; font-weight: 700; color: var(--ok); }

.btn {
  font: 700 16px/1 var(--font-body);
  background: var(--accent); color: #fff;
  border: 0; border-radius: 999px; padding: 11px 16px; cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 6px 16px rgba(91, 79, 214, 0.25); }
.btn.ghost { background: var(--surface); color: var(--accent); box-shadow: inset 0 0 0 1px var(--line); }
.btn[aria-pressed="false"] { color: var(--muted); }
:focus-visible { outline: 3px solid var(--accent-soft); outline-offset: 2px; }

/* Düzen */
.grid { display: grid; grid-template-columns: minmax(0, 340px) minmax(0, 1fr); gap: 20px; align-items: start; }
.side { position: sticky; top: 16px; display: grid; gap: 16px; }
.main { display: grid; gap: 20px; min-width: 0; }
.card { background: var(--surface); border-radius: var(--r); box-shadow: var(--shadow); padding: 18px 20px; min-width: 0; }
.card h2 { font-size: 19.5px; font-weight: 600; margin-bottom: 12px; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* Hazır örnek düğmeleri */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font: 700 15px/1 var(--font-body);
  background: var(--accent-soft); color: var(--accent);
  border: 0; border-radius: 999px; padding: 9px 13px; cursor: pointer;
  transition: transform 0.15s, background 0.15s;
}
.chip:hover { transform: translateY(-2px); }
.chip.on { background: var(--accent); color: #fff; }

/* Girdiler */
.field { padding: 12px 0; border-top: 1px dashed var(--line); }
.field:first-of-type { border-top: 0; padding-top: 0; }
.group-title { font: 600 15px var(--font-head); color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; margin: 14px 0 2px; }
.group-title:first-child { margin-top: 0; }
.fhead { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 6px 10px; }
.fhead > div:first-child { flex: 1 1 8em; min-width: 0; }
.fhead label { display: block; font-weight: 800; }
.fhead small { display: block; color: var(--muted); font-size: 14.5px; font-weight: 600; }
.num {
  display: flex; align-items: center; gap: 6px; flex: 0 1 auto; max-width: 100%;
  background: var(--field2); border-radius: 12px; padding: 0 10px;
  box-shadow: inset 0 0 0 1px var(--line);
}
.num:focus-within { box-shadow: inset 0 0 0 2px var(--accent); }
.num input, .num select {
  width: 84px; min-width: 5ch; max-width: 100%; border: 0; outline: none; background: transparent;
  padding: 9px 0; text-align: right;
  font: 600 16.5px/1 var(--font-num); color: var(--ink);
}
.num select { width: auto; }
.num span { font-size: 14.5px; color: var(--muted); font-weight: 700; white-space: nowrap; }
input[type="range"] { width: 100%; margin: 10px 0 0; accent-color: var(--accent); }

.errors { display: none; background: var(--bad-soft); color: var(--bad); border-radius: 14px; padding: 12px 16px; font-weight: 700; }
.errors.on { display: block; }

/* Canlı önizleme */
.hero { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 18px; align-items: center; }
.mesh, .zoom { display: block; width: 100%; height: auto; }
.mesh-box { grid-column: 1 / -1; }
.zoom-box { background: var(--surface2); border-radius: 14px; padding: 10px; box-shadow: inset 0 0 0 1px var(--line); }
.caption { margin: 8px 0 0; font-size: 15px; color: var(--muted); text-align: center; font-weight: 600; }
.stats { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.stat { background: var(--accent-soft); border-radius: 14px; padding: 10px 12px; }
.stat span { font-size: 14.5px; color: var(--muted); font-weight: 700; }
.stat b { display: block; font: 600 20.5px/1.2 var(--font-num); font-variant-numeric: tabular-nums; }

/* Şema öğeleri */
.gear-path { stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.g1 { fill: var(--teal); stroke: #0b6e62; }
.g2 { fill: var(--amber); stroke: #9a6410; }
.marker { fill: var(--ink); }
.hub { fill: var(--field); stroke: var(--ink); stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.pitch { fill: none; stroke: var(--muted); stroke-width: 1; stroke-dasharray: 5 4; vector-effect: non-scaling-stroke; opacity: 0.7; }
.cline { stroke: var(--muted); stroke-width: 1; stroke-dasharray: 2 4; vector-effect: non-scaling-stroke; }
.dim { stroke: var(--ink); stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.lbl { fill: var(--ink); font-family: var(--font-body); font-weight: 800; paint-order: stroke; stroke: var(--bg); stroke-width: 0.25em; stroke-linejoin: round; }
.lbl-sub { fill: var(--muted); font-family: var(--font-num); font-weight: 600; }
.contact { fill: var(--accent); }
.ring { fill: none; stroke: var(--accent); stroke-width: 2; vector-effect: non-scaling-stroke; transform-box: fill-box; transform-origin: center; animation: pulse 1.8s ease-out infinite; }
.web { fill: none; stroke: var(--web); stroke-width: 1; vector-effect: non-scaling-stroke; }
.bore { fill: var(--field); stroke: var(--ink); stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.key { fill: var(--ink); }

/* Animasyon ve yakınlaştırma çubuğu */
.anim-bar { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
#play, #play[aria-pressed="false"] { color: #fff; }
.anim-speed { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: 16px; color: var(--muted); }
.anim-speed select { padding: 7px 10px; border-radius: 10px; border: 1px solid var(--line); background: var(--field); font: inherit; color: var(--ink); }
.zoom-ctl { display: inline-flex; gap: 6px; }
.zoom-ctl .btn { min-width: 40px; }
.anim-info { margin-left: auto; font: 700 16.5px/1.3 var(--font-num); color: var(--ink); font-variant-numeric: tabular-nums; }
.hint { grid-column: 1 / -1; margin: -4px 0 0; font-size: 16px; color: var(--muted); font-weight: 600; }
.mesh-box svg.mesh { cursor: grab; touch-action: pan-y; user-select: none; }
.mesh-box svg.mesh.dragging { cursor: grabbing; }

/* Dişli kutusu kademeleri */
.stage-table input { width: 74px; text-align: center; padding: 6px 8px; border-radius: 10px; border: 1px solid var(--line); font: inherit; font-variant-numeric: tabular-nums; color: var(--ink); background: var(--field); }
.stage-table th, .stage-table td { white-space: nowrap; padding: 8px 6px; text-align: center; vertical-align: middle; }
.stage-table td[data-cell], .stage-table td:first-child { font-variant-numeric: tabular-nums; }
.stage-table .btn { padding: 6px 12px; }
.kutu-bar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin: 12px 0 14px; }
.kutu-bar .note { margin: 0; }

/* Kontroller */
.check > div { min-width: 0; overflow-wrap: anywhere; }
.check { display: flex; gap: 12px; align-items: flex-start; padding: 12px 14px; border-radius: 14px; background: var(--surface2); margin-bottom: 8px; }
.check:last-child { margin-bottom: 0; }
.check::before { content: ""; flex: none; width: 12px; height: 12px; margin-top: 5px; border-radius: 50%; background: var(--ok); }
.check.warn::before { background: var(--amber); }
.check.bad::before { background: var(--bad); }
.check .head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.check strong { font-weight: 800; }
.check p { margin: 2px 0 0; color: var(--muted); font-size: 16px; }
.pill { font-size: 14px; font-weight: 800; padding: 3px 9px; border-radius: 999px; background: var(--ok-soft); color: var(--ok); }
.check.warn .pill { background: var(--warn-soft); color: var(--warn); }
.check.bad .pill { background: var(--bad-soft); color: var(--bad); }

/* Tablolar ve değer listeleri */
table { width: 100%; border-collapse: collapse; }
th, td { padding: 9px 6px; font-size: 16px; border-bottom: 1px solid var(--line); }
th { font-weight: 800; color: var(--muted); text-align: right; font-size: 14.5px; }
td { text-align: right; font-family: var(--font-num); font-variant-numeric: tabular-nums; font-weight: 600; }
th:first-child, td:first-child { text-align: left; font-family: var(--font-body); font-weight: 700; }
tbody tr:last-child td { border-bottom: 0; }
.kv { margin: 12px 0 0; display: grid; gap: 0; }
.kv div { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 4px 12px; padding: 8px 0; border-top: 1px solid var(--line); }
.kv dt { color: var(--muted); font-weight: 700; font-size: 16px; }
.kv dd { margin: 0; font: 600 16px var(--font-num); font-variant-numeric: tabular-nums; max-width: 100%; text-align: right; overflow-wrap: anywhere; }

.note { margin: 0 0 12px; color: var(--muted); font-size: 16px; }
.tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.tile { background: var(--surface2); border-radius: 14px; padding: 12px; box-shadow: inset 0 0 0 1px var(--line); }
.tile span { display: block; font-size: 14.5px; color: var(--muted); font-weight: 700; }
.tile b { display: block; margin-top: 4px; font: 600 21.5px/1.2 var(--font-num); font-variant-numeric: tabular-nums; }
.tile small { color: var(--muted); font-size: 14px; font-weight: 700; }

.scope { margin: 0; padding: 4px 4px 0; font-size: 15px; color: var(--muted); }

/* Küçük hareketler */
.bump { animation: bump 0.4s ease; }
@keyframes bump { 0% { transform: scale(1.08); color: var(--accent); } 100% { transform: none; } }
@keyframes pulse { 0% { transform: scale(0.5); opacity: 0.9; } 100% { transform: scale(2); opacity: 0; } }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 1000px) {
  .grid { grid-template-columns: minmax(0, 1fr); }
  .side { position: static; }
  .hero { grid-template-columns: minmax(0, 1fr); }
  .pair { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 560px) {
  .stats, .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

.sub-h { font: 700 19px var(--font-head); color: var(--accent); margin: 24px 0 8px; }
.load-table td.gl { text-align: left; white-space: nowrap; line-height: 1.7; font-size: 15.5px; }
.load-table a.btn { display: inline-block; text-decoration: none; padding: 6px 12px; margin: 2px 0; }
.kutu-bar .anim-speed { flex-wrap: wrap; max-width: 100%; }
.kutu-bar .anim-speed select { max-width: 100%; min-width: 0; }

/* Sayı kutularında artır/azalt okları yer kaplayıp son rakamı kırpmasın */
.num input[type="number"] { -moz-appearance: textfield; appearance: textfield; }
.num input[type="number"]::-webkit-inner-spin-button, .num input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }

/* Dişli şeması: yeşil kareli (milimetrik) zemin */
.mesh-box, .vz-stage-x {
  border-radius: 14px; box-shadow: inset 0 0 0 1px var(--grid-line);
  background-color: var(--grid-bg);
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    linear-gradient(var(--grid-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-soft) 1px, transparent 1px);
  background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
}
:root { --grid-bg: #eaf6ec; --grid-line: rgba(34, 139, 68, 0.38); --grid-line-soft: rgba(34, 139, 68, 0.16); }

/* İngilizce sözlük yüklenirken Türkçe metnin bir an görünmesini engeller (i18n.js en çok 4 sn sonra kaldırır). */
html.i18n-loading body { visibility: hidden; }

/* Kayıtlı hesaplar penceresi */
.saves-dlg { max-width: 560px; width: calc(100% - 32px); border: 1px solid var(--line); border-radius: 10px; padding: 18px; background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.saves-dlg::backdrop { background: rgba(0, 0, 0, 0.45); }
.saves-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin: 0; }
.saves-head h2 { margin: 0; font-size: 1.15rem; }
.saves-new { margin: 12px 0; }
.saves-new label { display: block; font-weight: 600; margin-bottom: 6px; }
.saves-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.saves-row input[type="text"] { flex: 1 1 200px; min-width: 0; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; background: transparent; color: inherit; font: inherit; }
.saves-list { list-style: none; margin: 10px 0; padding: 0; max-height: 46vh; overflow: auto; }
.saves-list li { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 8px 0; border-top: 1px solid var(--line); }
.saves-list li div { display: flex; flex-direction: column; min-width: 0; }
.saves-list li b { overflow-wrap: anywhere; }
.saves-list li small { opacity: 0.75; }
.saves-list li.empty { opacity: 0.7; justify-content: flex-start; }
.saves-io { margin-top: 8px; }
.saves-io label.btn { cursor: pointer; }

/* JavaScript kapalıyken gösterilen uyarı */
.noscript { margin: 16px; padding: 12px 16px; border: 1px solid var(--warn); border-radius: 8px; background: var(--warn-soft); color: var(--ink); }
.site-footer a { color: inherit; }