/* ========================================
   MECAV ENDÜSTRIYEL OTOMASYON - RENK TEMASI
   ======================================== */

:root {
  /* Mecav Ana Renkler */
  --mecav-primary: #1e3a8a;        /* Koyu Mavi - Güvenilirlik */
  --mecav-primary-light: #3b82f6;  /* Açık Mavi - Teknoloji */
  --mecav-primary-dark: #1e40af;   /* Çok Koyu Mavi */
  
  --mecav-secondary: #f97316;      /* Turuncu - Enerji */
  --mecav-secondary-light: #fb923c; 
  --mecav-secondary-dark: #ea580c;
  
  --mecav-accent: #10b981;         /* Yeşil - Başarı */
  --mecav-accent-dark: #059669;
  
  --mecav-dark: #1f2937;           /* Koyu Gri - Metin */
  --mecav-light: #f3f4f6;          /* Açık Gri - Arka Plan */
  --mecav-white: #ffffff;
  
  /* Koyu Tema Renkleri */
  --dark-bg: #0f0f0f;              /* Ana arka plan */
  --dark-surface: #1a1a1a;         /* Kart arka plan */
  --dark-surface-2: #2d2d2d;       /* İkincil yüzey */
  --dark-text: #e5e7eb;            /* Ana metin */
  --dark-text-muted: #9ca3af;      /* Soluk metin */
  --dark-border: #374151;           /* Kenarlık */
  
  /* Bootstrap Override */
  --bs-primary: var(--mecav-primary);
  --bs-primary-rgb: 30, 58, 138;
  --bs-secondary: var(--mecav-secondary);
  --bs-success: var(--mecav-accent);
  
  /* Spacing */
  --gap: 1rem;
}

/* ========================================
   KOYU TEMA - ANA SİTE
   ======================================== */

body.dark-theme {
  background-color: #0f0f0f !important;
  color: #e5e7eb !important;
}

/* Ana site koyu tema - tüm elementler */
body.dark-theme .navbar {
  background-color: #1a1a1a !important;
  border-bottom-color: #374151 !important;
}

body.dark-theme .navbar-brand img {
  filter: none;
}

/* SVG içindeki text elementleri için - daha güçlü kurallar */
body.dark-theme .navbar-brand img text,
body.dark-theme .navbar-brand img tspan,
body.dark-theme .navbar-brand img textPath,
body.dark-theme .navbar-brand img textArea {
  fill: #3b82f6 !important;
  color: #3b82f6 !important;
  stroke: none !important;
}

/* SVG içindeki tüm text elementleri */
body.dark-theme .navbar-brand img *[fill],
body.dark-theme .navbar-brand img *[color] {
  fill: #3b82f6 !important;
  color: #3b82f6 !important;
}

/* SVG içindeki tüm elementler için */
body.dark-theme .navbar-brand img * {
  fill: #3b82f6 !important;
  color: #3b82f6 !important;
}

/* En güçlü kurallar - tüm olasılıkları kapsar */
body.dark-theme .navbar-brand,
body.dark-theme .navbar-brand *,
body.dark-theme .navbar-brand span,
body.dark-theme .navbar-brand div,
body.dark-theme .navbar-brand p,
body.dark-theme .navbar-brand h1,
body.dark-theme .navbar-brand h2,
body.dark-theme .navbar-brand h3,
body.dark-theme .navbar-brand h4,
body.dark-theme .navbar-brand h5,
body.dark-theme .navbar-brand h6,
body.dark-theme .navbar-brand a,
body.dark-theme .navbar-brand strong,
body.dark-theme .navbar-brand em,
body.dark-theme .navbar-brand b,
body.dark-theme .navbar-brand i {
  color: #3b82f6 !important;
  text-shadow: 0 0 3px rgba(59, 130, 246, 0.8) !important;
  fill: #3b82f6 !important;
}

/* SVG içindeki tüm elementler */
body.dark-theme .navbar-brand img * {
  fill: #ffffff !important;
  color: #ffffff !important;
}

/* Logo yazısı için özel CSS */
body.dark-theme .logo-text {
  color: #ffffff !important;
}

body.dark-theme .logo-text div {
  color: #ffffff !important;
}

body.dark-theme .logo-text .fw-bold {
  color: #ffffff !important;
  font-weight: bold !important;
}

body.dark-theme .logo-text .small {
  color: #ffffff !important;
  opacity: 0.8;
}

body.dark-theme .navbar-brand {
  color: #3b82f6 !important;
}

body.dark-theme .navbar-brand span {
  color: #3b82f6 !important;
}

body.dark-theme .navbar-brand * {
  color: #3b82f6 !important;
}

body.dark-theme .navbar-brand a {
  color: #3b82f6 !important;
}

body.dark-theme .navbar-brand strong {
  color: #3b82f6 !important;
}

/* Daha güçlü kurallar */
body.dark-theme .navbar-brand,
body.dark-theme .navbar-brand *,
body.dark-theme .navbar-brand span,
body.dark-theme .navbar-brand div,
body.dark-theme .navbar-brand p,
body.dark-theme .navbar-brand h1,
body.dark-theme .navbar-brand h2,
body.dark-theme .navbar-brand h3,
body.dark-theme .navbar-brand h4,
body.dark-theme .navbar-brand h5,
body.dark-theme .navbar-brand h6 {
  color: #ffffff !important;
  text-shadow: 0 0 2px rgba(255, 255, 255, 0.5);
}

body.dark-theme .navbar-brand small {
  color: #9ca3af !important;
}

body.dark-theme .nav-link {
  color: #e5e7eb !important;
}

body.dark-theme .nav-link:hover {
  color: #3b82f6 !important;
}

body.dark-theme .btn-outline-secondary {
  color: #e5e7eb;
  border-color: #374151;
}

body.dark-theme .btn-outline-secondary:hover {
  background-color: #2d2d2d;
  border-color: #374151;
  color: #e5e7eb;
}

body.dark-theme .card {
  background-color: #1a1a1a;
  border-color: #374151;
  color: #e5e7eb;
}

body.dark-theme .card-header {
  background-color: #2d2d2d;
  border-bottom-color: #374151;
  color: #e5e7eb;
}

body.dark-theme .form-control, 
body.dark-theme .form-select {
  background-color: #2d2d2d;
  border-color: #374151;
  color: #e5e7eb;
}

body.dark-theme .form-control:focus, 
body.dark-theme .form-select:focus {
  background-color: #2d2d2d;
  border-color: #3b82f6;
  color: #e5e7eb;
  box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

body.dark-theme .form-label {
  color: #e5e7eb;
}

body.dark-theme .table {
  color: #e5e7eb;
  background-color: #1a1a1a;
}

body.dark-theme .table-hover tbody tr:hover {
  background-color: #2d2d2d;
}

body.dark-theme footer {
  background-color: #1a1a1a !important;
  color: #e5e7eb !important;
}

body.dark-theme footer a {
  color: #9ca3af !important;
}

body.dark-theme footer a:hover {
  color: #3b82f6 !important;
}

body.dark-theme footer .navbar-brand img {
  filter: none !important;
  opacity: 1 !important;
  visibility: visible !important;
}

body.dark-theme footer .navbar-brand {
  color: #e5e7eb !important;
}

body.dark-theme footer .navbar-brand span {
  color: #e5e7eb !important;
}

body.dark-theme footer img {
  filter: none !important;
  opacity: 1 !important;
  visibility: visible !important;
}

/* Açık tema için footer logo kuralları */
body:not(.dark-theme) footer .navbar-brand img {
  filter: none !important;
  opacity: 1 !important;
  visibility: visible !important;
}

body:not(.dark-theme) footer img {
  filter: none !important;
  opacity: 1 !important;
  visibility: visible !important;
}

/* Açık temada footer SVG text elementleri */
body:not(.dark-theme) footer .navbar-brand img text,
body:not(.dark-theme) footer .navbar-brand img tspan,
body:not(.dark-theme) footer .navbar-brand img textPath,
body:not(.dark-theme) footer .navbar-brand img textArea {
  fill: #1f2937 !important;
  color: #1f2937 !important;
}

body:not(.dark-theme) footer .navbar-brand img * {
  fill: #1f2937 !important;
  color: #1f2937 !important;
}

/* Tüm yazılar koyu temaya uyumlu */
body.dark-theme h1, 
body.dark-theme h2, 
body.dark-theme h3, 
body.dark-theme h4, 
body.dark-theme h5, 
body.dark-theme h6 {
  color: #e5e7eb !important;
}

body.dark-theme p, 
body.dark-theme span, 
body.dark-theme div, 
body.dark-theme a {
  color: #e5e7eb !important;
}

body.dark-theme .text-muted {
  color: #9ca3af !important;
}

body.dark-theme .text-secondary {
  color: #9ca3af !important;
}

body.dark-theme .text-dark {
  color: #e5e7eb !important;
}

body.dark-theme .text-light {
  color: #e5e7eb !important;
}

body.dark-theme .text-white {
  color: #e5e7eb !important;
}

body.dark-theme .text-black {
  color: #e5e7eb !important;
}

body.dark-theme .bg-light {
  background-color: #1a1a1a !important;
}

body.dark-theme .bg-white {
  background-color: #1a1a1a !important;
}

body.dark-theme .bg-dark {
  background-color: #2d2d2d !important;
}

body.dark-theme .border {
  border-color: #374151 !important;
}

body.dark-theme .border-light {
  border-color: #374151 !important;
}

body.dark-theme .border-dark {
  border-color: #374151 !important;
}


/* ========================================
   GENEL STILLLER
   ======================================== */

body { 
  scroll-behavior: smooth;
  color: var(--mecav-dark);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

section { 
  scroll-margin-top: 4rem;
}

/* ========================================
   LOGO & NAVBAR
   ======================================== */

.navbar {
  background: var(--mecav-white);
  box-shadow: var(--shadow-sm);
  padding: 0.5rem 0;
}

/* Açık tema için logo kuralları */
body:not(.dark-theme) .navbar-brand img {
  filter: none !important;
  opacity: 1 !important;
  visibility: visible !important;
}

/* Açık temada SVG içindeki text elementleri siyah olmalı */
body:not(.dark-theme) .navbar-brand img text,
body:not(.dark-theme) .navbar-brand img tspan,
body:not(.dark-theme) .navbar-brand img textPath,
body:not(.dark-theme) .navbar-brand img textArea {
  fill: #1f2937 !important;
  color: #1f2937 !important;
  stroke: none !important;
}

/* Açık temada SVG içindeki tüm elementler */
body:not(.dark-theme) .navbar-brand img *[fill],
body:not(.dark-theme) .navbar-brand img *[color] {
  fill: #1f2937 !important;
  color: #1f2937 !important;
}

/* Açık temada SVG içindeki tüm elementler için */
body:not(.dark-theme) .navbar-brand img * {
  fill: #1f2937 !important;
  color: #1f2937 !important;
}

.navbar-brand { 
  padding: 0.25rem 0;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
}

.navbar-brand:hover { 
  transform: scale(1.02);
}

.navbar-brand .logo-desktop {
  max-height: 45px;
  width: auto;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
  transition: filter 0.3s ease;
  animation: logoEntrance 0.8s ease-out;
}

.navbar-brand .logo-mobile {
  max-height: 40px;
  width: auto;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
  transition: filter 0.3s ease;
  animation: logoEntrance 0.8s ease-out;
}

.navbar-brand img:hover {
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.15));
}

.nav-link {
  color: var(--mecav-dark) !important;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

.nav-link:hover {
  color: var(--mecav-primary) !important;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--mecav-primary);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.nav-link:hover::after {
  width: 80%;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn-primary {
  background: linear-gradient(135deg, var(--mecav-primary) 0%, var(--mecav-primary-light) 100%);
  border: none;
  font-weight: 600;
  padding: 0.625rem 1.5rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.5s;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline-secondary {
  color: var(--mecav-secondary);
  border: 2px solid var(--mecav-secondary);
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-outline-secondary:hover {
  background: var(--mecav-secondary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ========================================
   CARDS
   ======================================== */

.card {
  border-radius: 1rem;
  border: none;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-title {
  color: var(--mecav-primary-dark);
  font-weight: 700;
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero-section {
  background: linear-gradient(135deg, var(--mecav-primary) 0%, var(--mecav-primary-light) 100%);
  color: white;
  padding: 4rem 0;
}

/* ========================================
   BADGES & TAGS
   ======================================== */

.badge.bg-primary {
  background: var(--mecav-primary) !important;
}

.badge.bg-secondary {
  background: var(--mecav-secondary) !important;
}

.badge.text-bg-secondary {
  background: var(--mecav-secondary) !important;
  color: white !important;
}

/* ========================================
   FOOTER
   ======================================== */

footer {
  background: var(--mecav-light);
  color: var(--mecav-dark);
}

/* ========================================
   ANIMATIONS
   ======================================== */

/* Logo Entrance Animation */
@keyframes logoEntrance {
  0% { 
    opacity: 0; 
    transform: scale(0.5) rotate(-5deg);
  }
  50% { 
    transform: scale(1.05) rotate(0deg);
  }
  100% { 
    opacity: 1; 
    transform: scale(1) rotate(0deg);
  }
}

/* Logo Pulse (opsiyonel - hover'da) */
@keyframes logoPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.navbar-brand:hover img {
  animation: logoPulse 0.6s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

.slide-in-left {
  animation: slideInLeft 0.8s ease-out;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
  .navbar-brand img {
    max-height: 35px;
  }
  
  .display-6 {
    font-size: 1.75rem;
  }
  
  .lead {
    font-size: 1rem;
  }
}

/* ========================================
   CUSTOM SCROLLBAR
   ======================================== */

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--mecav-light);
}

::-webkit-scrollbar-thumb {
  background: var(--mecav-primary);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--mecav-primary-dark);
}

/* ========================================
   LOADING SCREEN
   ======================================== */

.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--mecav-primary) 0%, var(--mecav-primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease-out;
}

.page-loader.fade-out {
  opacity: 0;
}

.loader-content {
  text-align: center;
  animation: loaderPulse 2s ease-in-out infinite;
}

.loader-logo {
  width: 100px;
  height: 100px;
  margin-bottom: 2rem;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,0.3));
  animation: logoSpin 3s ease-in-out infinite;
}

.loader-spinner {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.5rem;
  border: 4px solid rgba(255,255,255,0.3);
  border-top: 4px solid white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loader-text {
  color: white;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: textPulse 1.5s ease-in-out infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes logoSpin {
  0%, 100% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(5deg) scale(1.05); }
}

@keyframes loaderPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.02); }
}

@keyframes textPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* ========================================
   NAVBAR SCROLL EFFECT
   ======================================== */

.navbar-scrolled {
  box-shadow: var(--shadow-md) !important;
  background: rgba(255,255,255,0.98) !important;
  backdrop-filter: blur(10px);
}

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */

.animate-in {
  animation: slideUp 0.8s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

.text-mecav-primary { color: var(--mecav-primary) !important; }
.text-mecav-secondary { color: var(--mecav-secondary) !important; }
.bg-mecav-primary { background: var(--mecav-primary) !important; }
.bg-mecav-secondary { background: var(--mecav-secondary) !important; }
.bg-mecav-light { background: var(--mecav-light) !important; }

/* Gradient Text */
.gradient-text {
  background: linear-gradient(135deg, var(--mecav-primary) 0%, var(--mecav-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ========================================
   LOGO THEME CONTROL
   ======================================== */

/* Dark theme - white logo text (SVG already white) */
body.dark-theme .navbar-brand img {
  filter: none !important;
}

/* Light theme - dark logo text */
body:not(.dark-theme) .navbar-brand img {
  filter: brightness(0) saturate(100%) invert(8%) sepia(8%) saturate(7500%) hue-rotate(210deg) brightness(95%) contrast(95%) !important;
}

/* ========================================
   CONTACT INFO CARD STYLES
   ======================================== */

.contact-info-card {
  border: 1px solid var(--dark-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
}

.contact-info-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.bg-gradient-primary {
  background: linear-gradient(135deg, var(--mecav-primary) 0%, var(--mecav-primary-light) 100%);
}

.contact-info-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.75rem;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.contact-item:hover {
  background-color: rgba(59, 130, 246, 0.05);
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  flex-shrink: 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.contact-icon.bg-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
}

.contact-icon.bg-success {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.contact-icon.bg-info {
  background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
}

.contact-icon.bg-warning {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.contact-details {
  flex: 1;
}

.contact-details strong {
  display: block;
  color: var(--mecav-primary);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-details p {
  margin: 0;
  color: var(--dark-text);
  font-size: 0.9rem;
  line-height: 1.4;
}

.contact-details a {
  color: var(--mecav-primary-light);
  text-decoration: none;
  transition: color 0.2s ease;
}

.contact-details a:hover {
  color: var(--mecav-primary);
  text-decoration: underline;
}

/* Dark theme adjustments */
body.dark-theme .contact-info-card {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
}

body.dark-theme .contact-item:hover {
  background-color: rgba(59, 130, 246, 0.1);
}

body.dark-theme .contact-details p {
  color: var(--dark-text);
}

/* Light theme adjustments */
body:not(.dark-theme) .contact-info-card {
  background-color: white;
  border-color: #e5e7eb;
}

body:not(.dark-theme) .contact-item:hover {
  background-color: rgba(59, 130, 246, 0.05);
}

body:not(.dark-theme) .contact-details p {
  color: #374151;
}

/* ========================================
   ALERT MESSAGES - DARK THEME
   ======================================== */

/* Dark theme alert styles */
body.dark-theme .alert {
  border: 1px solid;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

body.dark-theme .alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-color: #10b981;
  color: #d1fae5;
}

body.dark-theme .alert-success .bi-check-circle {
  color: #10b981;
}

body.dark-theme .alert-danger {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: #ef4444;
  color: #fecaca;
}

body.dark-theme .alert-info {
  background-color: rgba(59, 130, 246, 0.1);
  border-color: #3b82f6;
  color: #dbeafe;
}

body.dark-theme .alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-color: #f59e0b;
  color: #fef3c7;
}

/* Light theme alert styles */
body:not(.dark-theme) .alert {
  border: 1px solid;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

body:not(.dark-theme) .alert-success {
  background-color: #f0fdf4;
  border-color: #bbf7d0;
  color: #166534;
}

body:not(.dark-theme) .alert-danger {
  background-color: #fef2f2;
  border-color: #fecaca;
  color: #991b1b;
}

body:not(.dark-theme) .alert-info {
  background-color: #eff6ff;
  border-color: #dbeafe;
  color: #1e40af;
}

body:not(.dark-theme) .alert-warning {
  background-color: #fffbeb;
  border-color: #fed7aa;
  color: #92400e;
}