/**
 * DRLTEC ERP - Yeni Nesil Özgün Değişkenler (Variables CSS)
 * Tamamen DRLTEC markasına özel kurumsal renk paleti ve modern UI token'ları
 */

:root {
  /* DRLTEC Kurumsal Renkleri (Gece Mavisi & Safir & Camgöbeği) */
  --drltec-navy: #0b132b;
  --drltec-dark: #1c2541;
  --drltec-slate: #3a506b;
  --drltec-blue: #2563eb;
  --drltec-blue-hover: #1d4ed8;
  --drltec-blue-light: #eff6ff;
  --drltec-cyan: #06b6d4;
  --drltec-cyan-light: #ecfeff;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  
  /* Vurgu ve Kategori Gradyanları */
  --grad-primary: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  --grad-cyan: linear-gradient(135deg, #0284c7 0%, #06b6d4 100%);
  --grad-emerald: linear-gradient(135deg, #059669 0%, #10b981 100%);
  --grad-amber: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
  --grad-purple: linear-gradient(135deg, #4f46e5 0%, #8b5cf6 100%);
  --grad-rose: linear-gradient(135deg, #e11d48 0%, #f43f5e 100%);

  /* Durum Renkleri */
  --success: #10b981;
  --success-bg: #ecfdf5;
  --success-border: #a7f3d0;
  --success-text: #065f46;

  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --warning-border: #fde68a;
  --warning-text: #92400e;

  --danger: #f43f5e;
  --danger-bg: #fff1f2;
  --danger-border: #fecdd3;
  --danger-text: #9f1239;

  --info: #0284c7;
  --info-bg: #f0f9ff;
  --info-border: #bae6fd;
  --info-text: #0369a1;

  /* Zemin ve Yüzeyler */
  --bg-app: #f1f5f9;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-subtle: #f8fafc;
  --bg-input: #ffffff;

  /* Tipografi & Metin Renkleri */
  --text-main: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --text-inverse: #ffffff;

  /* Çerçeve & Çizgiler */
  --border-color: #e2e8f0;
  --border-subtle: #edf2f7;
  --border-focus: #2563eb;

  /* Yumuşak Gölgeler */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 2px 5px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.07);
  --shadow-lg: 0 12px 28px rgba(15, 23, 42, 0.09);
  --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.02);
  --shadow-card-hover: 0 8px 20px rgba(37, 99, 235, 0.12);

  /* Modern Köşe Yumuşatmaları (Squircle) */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-squircle: 16px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Boşluklar */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;

  /* Font Ailesi */
  --font-family: -apple-system, BlinkMacSystemFont, "Plus Jakarta Sans", "Inter", "Segoe UI", Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;

  /* Geçişler */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  /* Mobil Güvenli Alan */
  --safe-area-top: env(safe-area-inset-top, 0px);
  --safe-area-bottom: env(safe-area-inset-bottom, 0px);
}