/* ==========================================================================
   3D BASKI SİVAS - MODERN DESIGN SYSTEM & CORE STYLES
   "Sen ver ayarı"
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  /* Color Palette - Dark Cyber Tech (Default) */
  --bg-primary: #0a0c10;
  --bg-secondary: #11151c;
  --bg-tertiary: #181f2a;
  --bg-card: rgba(24, 31, 42, 0.7);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --bg-glass: rgba(16, 22, 34, 0.65);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  /* Brand Accents */
  --accent-cyan: #00f2fe;
  --accent-blue: #4facfe;
  --accent-orange: #ff6b35;
  --accent-amber: #ff9f1c;
  --accent-purple: #8a2be2;
  --accent-green: #10b981;
  
  /* Gradients */
  --grad-primary: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
  --grad-accent: linear-gradient(135deg, #ff6b35 0%, #ff9f1c 100%);
  --grad-neon: linear-gradient(135deg, #00f2fe 0%, #8a2be2 100%);
  --grad-card-border: linear-gradient(135deg, rgba(0, 242, 254, 0.3), rgba(255, 107, 53, 0.1), transparent);
  --grad-dark: linear-gradient(180deg, #0a0c10 0%, #11151c 100%);
  
  /* Glows & Shadows */
  --glow-cyan: 0 0 25px rgba(0, 242, 254, 0.35);
  --glow-orange: 0 0 25px rgba(255, 107, 53, 0.35);
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 40px -10px rgba(0, 0, 0, 0.7);
  --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);

  /* Borders & Radius */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-bright: rgba(0, 242, 254, 0.3);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout */
  --container-max: 1240px;
  --nav-height: 80px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(241, 245, 249, 0.95);
  --bg-glass: rgba(255, 255, 255, 0.8);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --grad-card-border: linear-gradient(135deg, rgba(0, 160, 220, 0.3), rgba(255, 107, 53, 0.15), transparent);
  --glow-cyan: 0 4px 20px rgba(0, 180, 216, 0.2);
  --glow-orange: 0 4px 20px rgba(255, 107, 53, 0.2);
  --border-subtle: rgba(15, 23, 42, 0.08);
  --border-bright: rgba(0, 180, 216, 0.4);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.06);
}

/* Reset & Base Setup */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Futuristic Background Ambient Glows */
.bg-glow-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  transition: opacity var(--transition-normal);
}

.glow-orb-1 {
  top: -10%;
  left: -5%;
  width: 600px;
  height: 600px;
  background: var(--accent-cyan);
}

.glow-orb-2 {
  top: 40%;
  right: -10%;
  width: 550px;
  height: 550px;
  background: var(--accent-orange);
}

.glow-orb-3 {
  bottom: 5%;
  left: 20%;
  width: 500px;
  height: 500px;
  background: var(--accent-purple);
}

[data-theme="light"] .glow-orb {
  opacity: 0.08;
}

/* Grid & Dots Background Overlay */
.bg-grid-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(var(--border-subtle) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
  opacity: 0.7;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  position: relative;
  z-index: 1;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.2;
}

.gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-text-orange {
  background: var(--grad-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.25);
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-badge.orange {
  background: rgba(255, 107, 53, 0.08);
  border-color: rgba(255, 107, 53, 0.25);
  color: var(--accent-orange);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem auto;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
  height: 70px;
  background: rgba(10, 12, 16, 0.92);
}

[data-theme="light"] .navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text-primary);
  font-family: var(--font-heading);
}

.brand-logo-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--glow-cyan);
  color: #0a0c10;
  font-weight: 900;
  font-size: 1.25rem;
  position: relative;
  overflow: hidden;
}

.brand-logo-icon::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255,255,255,0.4), transparent);
  transform: rotate(45deg);
  animation: shine 4s infinite;
}

@keyframes shine {
  0% { transform: translateX(-100%) rotate(45deg); }
  20%, 100% { transform: translateX(100%) rotate(45deg); }
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-slogan {
  font-size: 0.75rem;
  color: var(--accent-orange);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-cyan);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--grad-primary);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: var(--glow-cyan);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
}

/* ==========================================================================
   BUTTONS & CTAs
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  font-family: var(--font-body);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--grad-primary);
  color: #0a0c10;
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 242, 254, 0.5);
  color: #000;
}

.btn-whatsapp {
  background: #25D366;
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
  background: #20bd5a;
}

.btn-shopier {
  background: var(--grad-accent);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.35);
}

.btn-shopier:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 107, 53, 0.55);
}

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.btn-secondary:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

/* Floating WhatsApp Quick Contact */
.floating-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
  text-decoration: none;
  transition: all var(--transition-normal);
  animation: pulse-wa 2.5s infinite;
}

.floating-whatsapp:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 15px 35px rgba(37, 211, 102, 0.6);
}

@keyframes pulse-wa {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { box-shadow: 0 0 0 18px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  padding-top: calc(var(--nav-height) + 4rem);
  padding-bottom: 5rem;
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
}

.hero-title {
  font-size: 3.6rem;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-badges-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 2rem;
}

.hero-mini-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.hero-mini-badge i {
  color: var(--accent-cyan);
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 2.5rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Hero 3D Card / Visual Display */
.hero-visual {
  position: relative;
}

.hero-3d-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg), var(--glow-cyan);
  position: relative;
  overflow: hidden;
}

.hero-3d-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--grad-primary);
}

.hero-3d-canvas-wrapper {
  width: 100%;
  height: 380px;
  border-radius: var(--radius-md);
  background: radial-gradient(circle at center, rgba(0, 242, 254, 0.08) 0%, rgba(10, 12, 16, 0.95) 70%);
  position: relative;
  overflow: hidden;
}

.hero-canvas-overlay {
  position: absolute;
  bottom: 12px;
  left: 12px;
  right: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
}

.hero-model-tag {
  background: rgba(10, 12, 16, 0.8);
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
}

.hero-floating-pill {
  position: absolute;
  padding: 10px 18px;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-md);
  font-size: 0.85rem;
  font-weight: 600;
  animation: float 4s ease-in-out infinite;
}

.pill-1 {
  top: -15px;
  right: -10px;
  border-color: rgba(255, 107, 53, 0.4);
  color: var(--accent-orange);
}

.pill-2 {
  bottom: -15px;
  left: -10px;
  border-color: rgba(0, 242, 254, 0.4);
  color: var(--accent-cyan);
  animation-delay: -2s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ==========================================================================
   SECTIONS GENERAL
   ========================================================================== */
.section {
  padding: 6rem 0;
  position: relative;
}

.section-alt {
  background: var(--bg-secondary);
}

/* Footer Styles */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 0 2rem 0;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-about {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-about p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-social-links {
  display: flex;
  gap: 12px;
  margin-top: 0.5rem;
}

.footer-social-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

.footer-social-icon:hover {
  background: var(--grad-primary);
  color: #0a0c10;
  transform: translateY(-3px);
  box-shadow: var(--glow-cyan);
}

.footer-column-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-cyan);
  padding-left: 4px;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.footer-contact-item i {
  color: var(--accent-orange);
  margin-top: 3px;
  font-size: 1rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.85rem;
}