/* ========================================
   THEME MANAGEMENT SYSTEM
   Dynamic color schemes for each company
   ======================================== */

/* Default Theme (All Companies) */
body {
  --primary-color: #1a1a2e;
  --primary-light: #2d2d44;
  --primary-dark: #0f0f1e;
  --accent-color: #00adb5;
  background-image: 
    linear-gradient(135deg, rgba(26, 26, 46, 0.95) 0%, rgba(15, 15, 30, 0.95) 100%),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><linearGradient id="grad" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:%231a1a2e;stop-opacity:1" /><stop offset="100%" style="stop-color:%230f0f1e;stop-opacity:1" /></linearGradient></defs><rect width="1200" height="800" fill="url(%23grad)"/><circle cx="200" cy="200" r="300" fill="rgba(0,173,181,0.1)"/><circle cx="1000" cy="600" r="400" fill="rgba(0,173,181,0.05)"/></svg>');
  background-size: cover;
  background-attachment: fixed;
}

/* ========================================
   EGZOZ VE OTOMOTİV THEME
   Main Color: #0a433a (Dark Green)
   ======================================== */
body.theme-egzoz {
  --primary-color: #0a433a;
  --primary-light: #0d5749;
  --primary-dark: #062a24;
  --accent-color: #10a37f;
  --bg-overlay: rgba(10, 67, 58, 0.7);
  
  background-image: 
    linear-gradient(135deg, rgba(10, 67, 58, 0.95) 0%, rgba(6, 42, 36, 0.95) 100%),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><linearGradient id="grad" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:%230a433a;stop-opacity:1" /><stop offset="100%" style="stop-color:%23062a24;stop-opacity:1" /></linearGradient></defs><rect width="1200" height="800" fill="url(%23grad)"/><path d="M0,400 Q300,200 600,400 T1200,400 L1200,800 L0,800 Z" fill="rgba(16,163,127,0.1)"/><circle cx="900" cy="300" r="200" fill="rgba(16,163,127,0.08)"/></svg>');
  background-size: cover;
  background-attachment: fixed;
  
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

body.theme-egzoz .hero-overlay {
  background: linear-gradient(135deg, 
    rgba(10, 67, 58, 0.7) 0%, 
    rgba(6, 42, 36, 0.85) 100%
  );
}

body.theme-egzoz .company-card.active,
body.theme-egzoz .job-company-tag {
  background: linear-gradient(135deg, #0a433a, #10a37f);
  box-shadow: 0 0 30px rgba(16, 163, 127, 0.4);
}

body.theme-egzoz .btn-primary {
  background: linear-gradient(135deg, #10a37f, #0a433a);
}

body.theme-egzoz .btn-primary:hover {
  box-shadow: 0 4px 20px rgba(16, 163, 127, 0.5);
}

body.theme-egzoz .modal-header {
  border-bottom-color: #10a37f;
}

/* ========================================
   BİLİM VE TEKNOLOJİ THEME
   Main Color: #003560 (Dark Blue)
   ======================================== */
body.theme-bilimteknoloji {
  --primary-color: #003560;
  --primary-light: #004a85;
  --primary-dark: #002340;
  --accent-color: #0096ff;
  --bg-overlay: rgba(0, 53, 96, 0.7);
  
  background-image: 
    linear-gradient(135deg, rgba(0, 53, 96, 0.95) 0%, rgba(0, 35, 64, 0.95) 100%),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><linearGradient id="grad" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:%23003560;stop-opacity:1" /><stop offset="100%" style="stop-color:%23002340;stop-opacity:1" /></linearGradient></defs><rect width="1200" height="800" fill="url(%23grad)"/><polygon points="0,0 400,0 200,300" fill="rgba(0,150,255,0.08)"/><polygon points="800,800 1200,800 1000,500" fill="rgba(0,150,255,0.08)"/><circle cx="600" cy="400" r="250" fill="rgba(0,150,255,0.05)"/></svg>');
  background-size: cover;
  background-attachment: fixed;
  
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

body.theme-bilimteknoloji .hero-overlay {
  background: linear-gradient(135deg, 
    rgba(0, 53, 96, 0.7) 0%, 
    rgba(0, 35, 64, 0.85) 100%
  );
}

body.theme-bilimteknoloji .company-card.active,
body.theme-bilimteknoloji .job-company-tag {
  background: linear-gradient(135deg, #003560, #0096ff);
  box-shadow: 0 0 30px rgba(0, 150, 255, 0.4);
}

body.theme-bilimteknoloji .btn-primary {
  background: linear-gradient(135deg, #0096ff, #003560);
}

body.theme-bilimteknoloji .btn-primary:hover {
  box-shadow: 0 4px 20px rgba(0, 150, 255, 0.5);
}

body.theme-bilimteknoloji .modal-header {
  border-bottom-color: #0096ff;
}

/* ========================================
   AEROSPACE TEKNOLOJİ THEME
   Main Color: #221f20 (Near Black)
   ======================================== */
body.theme-aerospace {
  --primary-color: #221f20;
  --primary-light: #3a3638;
  --primary-dark: #0f0e0e;
  --accent-color: #ff6b35;
  --bg-overlay: rgba(34, 31, 32, 0.7);
  
  background-image: 
    linear-gradient(135deg, rgba(34, 31, 32, 0.95) 0%, rgba(15, 14, 14, 0.95) 100%),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><linearGradient id="grad" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:%23221f20;stop-opacity:1" /><stop offset="100%" style="stop-color:%230f0e0e;stop-opacity:1" /></linearGradient><radialGradient id="radial" cx="50%" cy="50%"><stop offset="0%" style="stop-color:%23ff6b35;stop-opacity:0.15" /><stop offset="100%" style="stop-color:%23ff6b35;stop-opacity:0" /></radialGradient></defs><rect width="1200" height="800" fill="url(%23grad)"/><circle cx="600" cy="400" r="400" fill="url(%23radial)"/><path d="M0,600 L300,500 L600,600 L900,500 L1200,600 L1200,800 L0,800 Z" fill="rgba(255,107,53,0.05)"/></svg>');
  background-size: cover;
  background-attachment: fixed;
  
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

body.theme-aerospace .hero-overlay {
  background: linear-gradient(135deg, 
    rgba(34, 31, 32, 0.7) 0%, 
    rgba(15, 14, 14, 0.85) 100%
  );
}

body.theme-aerospace .company-card.active,
body.theme-aerospace .job-company-tag {
  background: linear-gradient(135deg, #221f20, #ff6b35);
  box-shadow: 0 0 30px rgba(255, 107, 53, 0.4);
}

body.theme-aerospace .btn-primary {
  background: linear-gradient(135deg, #ff6b35, #221f20);
}

body.theme-aerospace .btn-primary:hover {
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.5);
}

body.theme-aerospace .modal-header {
  border-bottom-color: #ff6b35;
}

/* ========================================
   THEME TRANSITION ANIMATIONS
   ======================================== */

body.theme-egzoz .hero-title,
body.theme-bilimteknoloji .hero-title,
body.theme-aerospace .hero-title {
  background: linear-gradient(135deg, var(--text-primary), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
  0%, 100% {
    filter: hue-rotate(0deg);
  }
  50% {
    filter: hue-rotate(10deg);
  }
}

/* Smooth transitions for all themed elements */
.company-card,
.job-card,
.btn,
.modal-header,
.form-input:focus,
.form-textarea:focus {
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Glow effects for active theme */
body.theme-egzoz .job-card:hover {
  box-shadow: 0 8px 32px rgba(16, 163, 127, 0.2);
}

body.theme-bilimteknoloji .job-card:hover {
  box-shadow: 0 8px 32px rgba(0, 150, 255, 0.2);
}

body.theme-aerospace .job-card:hover {
  box-shadow: 0 8px 32px rgba(255, 107, 53, 0.2);
}