/* =========================================================
   AR-GE TECH Araçları — Ortak Stil
   KASITLI OLARAK site-nextjs-taslak/ ile kod PAYLAŞMAZ (bkz. ../README.md,
   ileride ayrı bir uygulama olarak ayrılabilme opsiyonu korunuyor) — ama
   2026-08-29 itibarıyla RENK/FONT TOKENLARI yeni sitenin marka kimliğiyle
   (site-nextjs-taslak/app/globals.css) BİREBİR eşleştirildi; eski "site/"
   (navy/gold, Playfair Display) kimliği artık KULLANILMIYOR, o klasör
   silindi. Değişken adları geriye dönük uyumluluk için AYNI kaldı, yalnızca
   DEĞERLERİ yeni markaya göre güncellendi.
   ========================================================= */

:root {
  --navy-950: oklch(0.19 0.035 255); /* eski "ink-deep" */
  --navy-900: oklch(0.27 0.045 256); /* eski "ink" / yeni site --primary */
  --navy-800: oklch(0.38 0.035 256); /* eski "ink-soft" */
  --gold-600: oklch(0.46 0.075 180); /* artık teal-deep (yeni markada gold yok) */
  --gold-500: oklch(0.46 0.075 180); /* yeni site --accent (teal-deep) */
  --gold-400: oklch(0.62 0.095 178); /* yeni site --teal (daha açık, hover) */
  --gold-100: oklch(0.965 0.006 250 / 0.6); /* açık teal/nötr zemin tonu */
  --teal-600: oklch(0.46 0.075 180);
  --teal-500: oklch(0.62 0.095 178);
  --teal-100: oklch(0.965 0.006 250);
  --ink-900: oklch(0.24 0.025 256); /* yeni site --foreground */
  --ink-700: oklch(0.38 0.035 256);
  --ink-500: oklch(0.52 0.018 254); /* yeni site --muted-foreground */
  --paper-0: oklch(1 0 0);
  --paper-50: oklch(0.98 0.004 250);
  --paper-100: oklch(0.965 0.006 250); /* yeni site --secondary/--muted */
  --border: oklch(0.9 0.008 252);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 2px rgba(15, 30, 61, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 30, 61, 0.08);
  --font-serif: "Manrope", -apple-system, "Segoe UI", sans-serif; /* yeni markada serif yok, başlıklar da Manrope */
  --font-sans: "Manrope", -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink-900);
  background: var(--paper-50);
  line-height: 1.6;
}

h1, h2, h3 { font-family: var(--font-serif); color: var(--navy-900); margin: 0 0 0.6rem; line-height: 1.25; }
p { margin: 0 0 1rem; color: var(--ink-700); }
a { color: var(--teal-600); }

.tool-shell { max-width: 880px; margin: 0 auto; padding: 2.5rem 1.5rem 5rem; }

.tool-topbar {
  background-color: var(--navy-950);
  padding: 1rem 0;
}
.tool-topbar .row { max-width: 880px; margin: 0 auto; padding: 0 1.5rem; display: flex; align-items: center; justify-content: space-between; }
.tool-brand { display: flex; align-items: center; gap: 0.6rem; color: #fff; text-decoration: none; font-weight: 700; font-family: var(--font-serif); }
.tool-back { color: rgba(255,255,255,0.7); font-size: 0.85rem; text-decoration: none; }
.tool-back:hover { color: var(--gold-400); }

.tool-eyebrow { display: inline-block; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--gold-600); margin-bottom: 0.4rem; }

.tool-lead { font-size: 1.05rem; max-width: 640px; }

/* İlerleme çubuğu (Girişim Simülatörü gibi çok adımlı araçlar için) */
.progress-track { display: flex; gap: 0.4rem; margin: 1.5rem 0 2.5rem; }
.progress-step { flex: 1; height: 6px; border-radius: 4px; background: var(--border); }
.progress-step.done { background: var(--teal-500); }
.progress-step.active { background: var(--gold-500); }

.stop-label { font-size: 0.8rem; color: var(--ink-500); margin-bottom: 0.3rem; }

.tool-card {
  background: var(--paper-0);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.tool-nav-buttons { display: flex; justify-content: space-between; margin-top: 2rem; gap: 1rem; }

.btn { display: inline-flex; align-items: center; gap: 0.5em; padding: 0.7rem 1.4rem; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.92rem; border: 1px solid transparent; cursor: pointer; background: none; font-family: inherit; }
.btn-primary { background-color: var(--navy-900); color: #fff; }
.btn-primary:hover { background-color: var(--navy-800); }
.btn-primary:disabled { background-color: var(--border); color: var(--ink-500); cursor: not-allowed; }
.btn-gold { background-color: var(--gold-500); color: var(--navy-950); font-weight: 700; }
.btn-gold:hover { background-color: var(--gold-400); }
.btn-outline { background-color: transparent; border-color: var(--border); color: var(--navy-900); }
.btn-outline:hover { border-color: var(--navy-900); }

.choice-grid { display: grid; gap: 0.75rem; }
.choice-card {
  display: block;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.2rem;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}
.choice-card:hover { border-color: var(--teal-500); }
.choice-card input { margin-right: 0.6rem; }
.choice-card.selected { border-color: var(--gold-500); background: var(--gold-100); }
.choice-card b { display: block; margin-bottom: 0.2rem; }
.choice-card span.desc { font-size: 0.87rem; color: var(--ink-500); }

textarea.tool-textarea {
  width: 100%;
  min-height: 220px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  font-family: inherit;
  font-size: 0.95rem;
  resize: vertical;
}
textarea.tool-textarea:focus { outline: none; border-color: var(--teal-500); }

input.tool-input, select.tool-select {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.8rem;
  font-family: inherit;
  font-size: 0.95rem;
}

.field-label { display: block; font-weight: 600; font-size: 0.88rem; margin-bottom: 0.4rem; color: var(--navy-900); }
.field-hint { font-size: 0.8rem; color: var(--ink-500); margin-top: 0.3rem; }

.result-score {
  text-align: center;
  padding: 2rem 0 1rem;
}
.result-score .big-number { font-family: var(--font-serif); font-size: 3.4rem; color: var(--navy-900); font-weight: 700; line-height: 1; }
.result-score .big-number span { font-size: 1.4rem; color: var(--ink-500); }
.result-score .label { color: var(--ink-500); font-size: 0.9rem; margin-top: 0.3rem; }

.criteria-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.criteria-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--paper-0);
}
.criteria-list .badge { flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.8rem; font-weight: 700; }
.criteria-list .badge.ok { background: var(--teal-100); color: var(--teal-600); }
.criteria-list .badge.warn { background: var(--gold-100); color: var(--gold-600); }
.criteria-list .badge.bad { background: #fbe4e4; color: #b83c3c; }

.disclaimer-box {
  margin-top: 2rem;
  padding: 1rem 1.2rem;
  border-left: 3px solid var(--gold-500);
  background: var(--gold-100);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.85rem;
  color: var(--ink-700);
}

.tool-footer { text-align: center; font-size: 0.8rem; color: var(--ink-500); margin-top: 3rem; }

@media (max-width: 640px) {
  .tool-shell { padding: 1.5rem 1rem 4rem; }
  .tool-card { padding: 1.3rem; }
  .result-score .big-number { font-size: 2.6rem; }
}