/* ============================================================
   ECOL DESIGN SYSTEM — TOKENS
   Bu dosya tüm Ecol alt sitelerinde (b2b.ecol.com.tr vb.)
   ortak tasarım kimliğini taşır. Alt site özel tema istiyorsa
   sadece :root içindeki değişkenleri override eder.
   ============================================================ */

:root {
  /* --- Renk Paleti --- */
  --color-bg: #FFFFFF;
  --color-bg-soft: #F8FAFC;
  --color-bg-mute: #F1F5F9;
  --color-surface: #FFFFFF;
  --color-border: #E2E8F0;
  --color-border-soft: #F1F5F9;

  --color-text: #0F172A;
  --color-text-soft: #334155;
  --color-text-mute: #64748B;
  --color-text-subtle: #94A3B8;

  /* ============================================================
     ECOL MARKA PALETİ — sofistike, navy-baskın yorum
     ============================================================ */

  /* Navy ailesi */
  --color-deep: #0F2C4C;
  --color-deep-2: #14385F;
  --color-deep-3: #1F4E7E;
  --color-deep-darker: #08182B;

  /* Marka tonu - yumuşatılmış teal */
  --color-brand: #1F8E96;
  --color-brand-bright: #2BB8C4;
  --color-brand-dark: #156A70;
  --color-brand-soft: #E8F4F5;

  /* Aksent - turuncu */
  --color-accent: #F58236;
  --color-accent-dark: #DD6A1A;
  --color-accent-soft: #FFF0E1;

  /* Logo dekoratif */
  --color-pixel-green: #5BC07A;
  --color-pixel-yellow: #F2C13A;
  --color-pixel-red: #D9355C;
  --color-pixel-blue: #3389C9;

  /* Gradient sistemi */
  --gradient-brand: linear-gradient(135deg, #0F2C4C 0%, #1F8E96 100%);
  --gradient-brand-bright: linear-gradient(135deg, #14385F 0%, #2BB8C4 100%);
  --gradient-brand-soft: linear-gradient(135deg, rgba(15,44,76,0.04) 0%, rgba(43,184,196,0.06) 100%);
  --gradient-deep: linear-gradient(160deg, #08182B 0%, #0F2C4C 55%, #14385F 100%);
  --gradient-glow: radial-gradient(60% 50% at 50% 0%, rgba(31,142,150,0.12), transparent 70%);
  --gradient-warm-glow: radial-gradient(60% 50% at 50% 0%, rgba(245,130,54,0.10), transparent 70%);
  --gradient-mesh: radial-gradient(at 12% 8%, rgba(43,184,196,0.18) 0%, transparent 45%),
                   radial-gradient(at 88% 12%, rgba(245,130,54,0.10) 0%, transparent 50%),
                   radial-gradient(at 62% 92%, rgba(15,44,76,0.10) 0%, transparent 55%);

  /* Durum renkleri */
  --color-success: #16A36C;
  --color-warning: #E0A91C;
  --color-danger: #DC2A5A;

  /* --- Tipografi --- */
  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.0625rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3.25rem;
  --fs-5xl: 4rem;

  --lh-tight: 1.15;
  --lh-snug: 1.3;
  --lh-normal: 1.55;
  --lh-relaxed: 1.7;

  /* --- Boşluk Sistemi --- */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.25rem;
  --sp-6: 1.5rem;
  --sp-8: 2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;
  --sp-32: 8rem;

  /* --- Yuvarlama --- */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-2xl: 28px;
  --radius-pill: 999px;

  /* --- Layout --- */
  --container-max: 1200px;
  --container-narrow: 880px;
  --container-pad: clamp(1rem, 3vw, 2rem);
  --header-h: 68px;

  /* --- Gölge --- */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 6px 16px -4px rgba(15, 23, 42, 0.10), 0 2px 6px -2px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 24px 48px -12px rgba(15, 23, 42, 0.18), 0 8px 16px -8px rgba(15, 23, 42, 0.10);
  --shadow-xl: 0 40px 80px -20px rgba(15, 23, 42, 0.28);
  --shadow-glow: 0 8px 24px -8px rgba(15, 44, 76, 0.30);
  --shadow-brand-glow: 0 12px 32px -8px rgba(43, 184, 196, 0.35);
  --shadow-accent-glow: 0 12px 28px -8px rgba(245, 130, 54, 0.38);

  /* --- Geçişler --- */
  --t-fast: 140ms cubic-bezier(0.4, 0, 0.2, 1);
  --t-base: 240ms cubic-bezier(0.4, 0, 0.2, 1);
  --t-slow: 480ms cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* --- Z-Index --- */
  --z-header: 100;
  --z-overlay: 800;
  --z-chat: 900;
  --z-modal: 1000;
}

/* Reduced motion respekt: tüm geçiş ve animasyonları asgariye indir */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}