/* ============================================
   CSS CUSTOM PROPERTIES (VARIABLES)
   Kampanya değişikliği için sadece bu dosyayı düzenle
   ============================================ */

:root {
  /* === MARKA RENKLERİ (gonen-tema.html ile uyumlu) === */
  --color-primary: #f59e0b;          /* brand-orange - CTA, vurgular, yıldız */
  --color-primary-dark: #d97706;     /* Hover state */
  --color-primary-light: #fbbf24;    /* Açık varyant */
  --color-secondary: #1f2937;        /* brand-dark - Başlıklar, koyu bölümler */
  --color-black: #111827;            /* brand-black - Top bar, footer */
  --color-gray: #4b5563;             /* brand-gray - İkincil metin */
  --color-light: #f3f4f6;            /* brand-light - Açık zemin */

  /* === NÖTR RENKLER === */
  --color-white: #ffffff;
  --color-bg: #f8f9fa;               /* surface - Ana sayfa zemini */
  --color-bg-soft: #f3f4f5;
  --color-border: #e5e7eb;
  --color-border-dark: #1f2937;
  --color-text-primary: #111827;
  --color-text-secondary: #4b5563;
  --color-text-muted: #6b7280;
  --color-text-light: #ffffff;

  /* === DURUM RENKLERİ === */
  --color-success: #22c55e;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  --color-info: #3b82f6;

  /* === TİPOGRAFİ === */
  --font-display: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;
  --line-height-heading: 1.2;

  /* Font Sizes (Responsive) */
  --fs-xs: 0.75rem;      /* 12px */
  --fs-sm: 0.875rem;     /* 14px */
  --fs-base: 1rem;       /* 16px */
  --fs-lg: 1.125rem;     /* 18px */
  --fs-xl: 1.25rem;      /* 20px */
  --fs-2xl: 1.5rem;      /* 24px */
  --fs-3xl: 1.875rem;    /* 30px */
  --fs-4xl: 2.25rem;     /* 36px */
  --fs-5xl: 3rem;        /* 48px */
  --fs-6xl: 3.75rem;     /* 60px */

  /* Font Weights */
  --fw-normal: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-extrabold: 800;

  /* === SPACING === */
  --space-xs: 0.5rem;    /* 8px */
  --space-sm: 1rem;      /* 16px */
  --space-md: 1.5rem;    /* 24px */
  --space-lg: 2.5rem;    /* 40px */
  --space-xl: 4rem;      /* 64px */
  --space-2xl: 6rem;     /* 96px */
  --space-3xl: 8rem;     /* 128px */

  /* === BORDER RADIUS === */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --radius-pill: 999px;
  --radius-circle: 50%;

  /* === SHADOWS === */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);

  /* === TRANSITIONS === */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-all: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  /* === MODERNISATION 2026 === */
  --color-primary-soft: rgba(245, 158, 11, 0.10); /* fond leger orange */
  --color-whatsapp: #25d366;
  --color-ink: #0b1220;                 /* noir profond, sections sombres */
  --gradient-primary: linear-gradient(135deg, #f59e0b 0%, #ea7c0b 100%);
  --gradient-ink: linear-gradient(160deg, #111827 0%, #0b1220 100%);
  --shadow-brand: 0 12px 32px -8px rgba(217, 119, 6, 0.35);
  --ring-focus: 0 0 0 3px rgba(245, 158, 11, 0.35);
  --header-h: 76px;                     /* hauteur header sticky */
  --bottombar-h: 64px;                  /* barre CTA mobile */

  /* === Z-INDEX === */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;

  /* === CONTAINER === */
  --container-max-width: 1200px;
  --container-padding: var(--space-sm);

  /* === HERO/VIDEO/CTA BACKGROUND PLACEHOLDERS === */
  /* JS tarafından veya inline style ile değiştirilebilir */
  --hero-bg: none;
  --video-bg: none;
  --cta-bg: none;
}

/* === RESPONSIVE FONT SIZES === */
@media (min-width: 768px) {
  :root {
    --fs-3xl: 2.25rem;   /* 36px */
    --fs-4xl: 3rem;      /* 48px */
    --fs-5xl: 3.75rem;   /* 60px */
    --fs-6xl: 4.5rem;    /* 72px */
    --container-padding: var(--space-md);
  }
}

@media (min-width: 1024px) {
  :root {
    --fs-6xl: 5rem;      /* 80px */
    --container-padding: var(--space-lg);
  }
}