/* Ankara Drone Website - Ana Stil Dosyası */

/* ============================================
   CSS Variables & Reset
   ============================================ */
:root {
  /* Renk Paleti - Mavi & Gri */
  --primary-blue: #2563eb;
  --secondary-blue: #3b82f6;
  --light-blue: #60a5fa;
  --dark-blue: #1e40af;
  --primary-gray: #64748b;
  --secondary-gray: #94a3b8;
  --light-gray: #f1f5f9;
  --dark-gray: #334155;
  --white: #ffffff;
  --black: #0f172a;
  
  /* Tipografi */
  --font-primary: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-heading: 'Poppins', 'Inter', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  color: var(--dark-gray);
  line-height: 1.6;
  background-color: var(--white);
  overflow-x: hidden;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--black);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--primary-gray);
}

a {
  text-decoration: none;
  color: var(--primary-blue);
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--secondary-blue);
}

/* ============================================
   Header & Navigation
   ============================================ */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all var(--transition-normal);
}

header.scrolled {
  box-shadow: var(--shadow-md);
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-blue);
  letter-spacing: -0.5px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-menu li a {
  color: var(--dark-gray);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.nav-menu li a:hover,
.nav-menu li a.active {
  color: var(--primary-blue);
  background-color: rgba(37, 99, 235, 0.1);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--dark-gray);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: var(--spacing-2xl) var(--spacing-lg);
  margin-top: 80px;
  background: linear-gradient(135deg, var(--light-gray) 0%, rgba(37, 99, 235, 0.05) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.hero-text {
  z-index: 2;
}

.hero-text h1 {
  color: var(--black);
  margin-bottom: var(--spacing-md);
}

.hero-text p {
  font-size: 1.25rem;
  color: var(--primary-gray);
  margin-bottom: var(--spacing-lg);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-3d {
  position: relative;
  height: 500px;
  width: 100%;
}

#drone-canvas {
  width: 100%;
  height: 100%;
  border-radius: 12px;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 8px;
  font-weight: 600;
  transition: all var(--transition-normal);
  cursor: pointer;
  border: none;
  font-size: 1rem;
  text-align: center;
}

.btn-primary {
  background-color: var(--primary-blue);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary {
  background-color: transparent;
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
  background-color: var(--primary-blue);
  color: var(--white);
}

.btn-outline {
  background-color: transparent;
  color: var(--dark-gray);
  border: 2px solid var(--secondary-gray);
}

.btn-outline:hover {
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

/* ============================================
   Sections
   ============================================ */
section {
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
  margin-bottom: var(--spacing-sm);
}

.section-header p {
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================
   Services Grid
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.service-card {
  background: var(--white);
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

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

.service-card-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.service-card h3 {
  color: var(--primary-blue);
  margin-bottom: var(--spacing-sm);
}

/* ============================================
   Portfolio Grid
   ============================================ */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  aspect-ratio: 16 / 9;
  background: var(--light-gray);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: block;
  text-decoration: none;
  color: inherit;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  padding: var(--spacing-lg);
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

.portfolio-item:hover .portfolio-overlay {
  transform: translateY(0);
}

.portfolio-overlay h3 {
  color: var(--white);
  margin-bottom: var(--spacing-xs);
}

.portfolio-overlay p {
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
}

/* ============================================
   Blog Grid
   ============================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.blog-card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

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

.blog-card a {
  display: block;
  text-decoration: none;
  color: inherit;
}

.blog-card-image {
  width: 100%;
  height: 200px;
  background: var(--light-gray);
  object-fit: cover;
  display: block;
}

.blog-card-content {
  padding: var(--spacing-lg);
}

.blog-card-date {
  color: var(--secondary-gray);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-xs);
}

.blog-card h3 {
  margin-bottom: var(--spacing-sm);
}

.blog-card p {
  margin-bottom: var(--spacing-md);
  font-size: 0.95rem;
}

/* ============================================
   Contact Form
   ============================================ */
.contact-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.contact-item-icon {
  font-size: 1.5rem;
  color: var(--primary-blue);
  flex-shrink: 0;
}

.contact-item-content h4 {
  margin-bottom: var(--spacing-xs);
  color: var(--black);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--dark-gray);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid var(--secondary-gray);
  border-radius: 8px;
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

.form-error {
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
  display: none;
}

.form-error.show {
  display: block;
}

/* ============================================
   Footer
   ============================================ */
footer {
  background-color: var(--dark-gray);
  color: var(--white);
  padding: var(--spacing-xl) var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.footer-section h4 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section ul li a {
  color: var(--secondary-gray);
  transition: color var(--transition-fast);
}

.footer-section ul li a:hover {
  color: var(--white);
}

.footer-bottom {
  max-width: 1200px;
  margin: var(--spacing-xl) auto 0;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--secondary-gray);
}

/* ============================================
   Detail Pages
   ============================================ */
.detail-header {
  padding: var(--spacing-2xl) var(--spacing-lg);
  margin-top: 80px;
  background: linear-gradient(135deg, var(--light-gray) 0%, rgba(37, 99, 235, 0.05) 100%);
}

.detail-header-content {
  max-width: 1200px;
  margin: 0 auto;
}

.detail-header h1 {
  margin-bottom: var(--spacing-sm);
}

.detail-meta {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  color: var(--primary-gray);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-md);
}

.detail-meta span {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.detail-image {
  width: 100%;
  max-width: 1200px;
  margin: var(--spacing-xl) auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.detail-image img {
  width: 100%;
  height: auto;
  display: block;
}

.detail-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
}

.detail-content h2 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  color: var(--primary-blue);
}

.detail-content h3 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.detail-content p {
  font-size: 1.0625rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.detail-content ul,
.detail-content ol {
  margin: var(--spacing-md) 0;
  padding-left: var(--spacing-xl);
}

.detail-content li {
  margin-bottom: var(--spacing-sm);
  line-height: 1.8;
}

.detail-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-xl) 0;
}

.detail-gallery-item {
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition-normal);
}

.detail-gallery-item:hover {
  transform: scale(1.05);
}

.detail-gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.detail-navigation {
  max-width: 1200px;
  margin: var(--spacing-xl) auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
}

.detail-nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--light-gray);
  border-radius: 8px;
  transition: all var(--transition-fast);
}

.detail-nav-link:hover {
  background: var(--primary-blue);
  color: var(--white);
}

.detail-nav-link.prev::before {
  content: '← ';
}

.detail-nav-link.next::after {
  content: ' →';
}

/* ============================================
   Utility Classes
   ============================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.text-center {
  text-align: center;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
  }
  
  .hero-3d {
    height: 400px;
    order: -1;
  }
  
  .contact-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background-color: var(--white);
    width: 100%;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transition: left var(--transition-normal);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .hero {
    padding: var(--spacing-xl) var(--spacing-md);
  }
  
  .hero-3d {
    height: 300px;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  section {
    padding: var(--spacing-xl) var(--spacing-md);
  }
  
  .services-grid,
  .portfolio-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  nav {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .logo {
    font-size: 1.25rem;
  }
}