/* ==========================================================================
   DEFAULT / TR (Turkish) Theme
   Vibrant Tech Cyan balanced with Warm Terracotta Coral
   ========================================================================== */
:root, html[lang="tr"] {
  --theme_light: #06b6d4;;     /* Ice blue canvas */
  --theme_s-light: #f5da0b;   /* COMPLEMENTARY: High-energy electric orange */
  --theme_dark: #09284a;      /* Deep midnight slate */
}
html[lang="tr"] .logo {
  filter: none; /* Keeps original cyan-blue and crisp black text */
}

/* ==========================================================================
   EN (English / Global) Theme
   Electric Cyber Indigo contrasted with Neon Cyber Gold
   ========================================================================== */
html[lang="en"] {
  --theme_light: #4f46e5;;     /* Soft lavender-white blast */
  --theme_s-light: #f59e0b;   /* COMPLEMENTARY: Bright radioactive gold/amber */
  --theme_dark: #1b063f;      /* Midnight black hole void */
}
html[lang="en"] .logo {
  filter: hue-rotate(30deg) saturate(70%) brightness(85%);
}

/* ==========================================================================
   AZ (Azerbaijan) Theme
   Velvet Forest Green contrasted with Flaming Crimson Coral
   ========================================================================== */
html[lang="az"] {
  --theme_light: #059669;;     /* Crisp neon mint tint */
  --theme_s-light: #ef4444;   /* COMPLEMENTARY: Striking flag-crimson coral */
  --theme_dark: rgb(2, 75, 37);      /* Ultra-deep dark velvet emerald */
}
html[lang="az"] .logo {
  filter: hue-rotate(305deg) saturate(80%) brightness(90%);
}

/* ==========================================================================
   RU (Russian) Theme
   Heavy Wine Burgundy contrasted with Sharp Liquid Teal/Cyan
   ========================================================================== */
html[lang="ru"] {
  --theme_light: #dc2626;     /* Muted linen cream - warm, clean background canvas */
  --theme_s-light: #94a3b8;   /* Neutral slate gray - clean border/inactive tab color */
  --theme_dark: #2d0011;      /* Heavy dark czar wine/burgundy */
}
html[lang="ru"] .logo {
  filter: hue-rotate(210deg) saturate(160%) brightness(95%);
}
/* ==========================================================================
   TK (Turkmenistan) Theme
   Deep Turkmen Green balanced with Traditional Vibrant Amber Gold
   ========================================================================== */
html[lang="tk"] {
  --theme_light: #0d9488;     /* Canlı ve modern petrol/turkuaz yeşili */
  --theme_s-light: #f59e0b;   /* TAMAMLAYICI: Geleneksel halı motiflerini andıran amber/altın sarısı */
  --theme_dark: #064e3b;      /* Derin ve asil Türkmen bayrak yeşili */
}
html[lang="tk"] .logo {
  filter: hue-rotate(120deg) saturate(90%) brightness(85%); /* Logoyu yeşil tonlarına yaklaştırır */
}

/* ==========================================================================
   UZ (Uzbekistan) Theme
   Silk Road Sky Blue contrasted with Warm Terracotta Orange
   ========================================================================== */
html[lang="uz"] {
  --theme_light: #0ea5e9;     /* Semerkant gök mavisi ve ipek yolu esintisi */
  --theme_s-light: #f97316;   /* TAMAMLAYICI: Canlı ve yüksek enerjili kiremit/turuncu tonu */
  --theme_dark: #0c4a6e;      /* Gece yarısı gökyüzü / Derin okyanus lacivirdi */
}
html[lang="uz"] .logo {
  filter: hue-rotate(190deg) saturate(110%) brightness(90%); /* Logoyu gök mavisi tonlarına yaklaştırır */
}