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

:root {
  /* Color system */
  --bg-main: #090d16;
  --bg-surface: #111827;
  --bg-surface-elevated: #1f2937;
  
  --primary: #3b82f6;
  --primary-glow: rgba(59, 130, 246, 0.15);
  --success: #10b981;
  --whatsapp: #25D366;
  --whatsapp-glow: rgba(37, 211, 102, 0.2);
  
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(255, 255, 255, 0.15);
  
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow-x: hidden;
  position: relative;
}

/* Background decorative lights */
body::before, body::after {
  content: '';
  position: absolute;
  width: 35vw;
  height: 35vw;
  border-radius: 50%;
  filter: blur(150px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.15;
}

body::before {
  top: -10%;
  left: -10%;
  background: var(--primary);
}

body::after {
  bottom: 10%;
  right: -5%;
  background: var(--whatsapp);
}

/* Main Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px;
  width: 100%;
}

/* Header & Logo styling */
header {
  text-align: center;
  margin-bottom: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.logo-wrapper {
  position: relative;
  display: inline-block;
  margin-bottom: 24px;
}

.logo-wrapper::after {
  content: '';
  position: absolute;
  inset: -15px;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  z-index: -1;
  animation: spin 20s linear infinite;
}

.logo {
  max-height: 100px;
  max-width: 280px;
  object-fit: contain;
  filter: drop-shadow(0 4px 20px rgba(255, 255, 255, 0.05));
  transition: var(--transition-smooth);
}

.logo:hover {
  transform: scale(1.03);
}

.badge {
  background: rgba(59, 130, 246, 0.1);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.2);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.badge .pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #60a5fa;
  border-radius: 50%;
  display: inline-block;
  animation: pulse-light 2s infinite;
}

h1 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Glass Card Helper */
.glass-card {
  background: rgba(17, 24, 39, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition-smooth);
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 12px 40px -10px rgba(0, 0, 0, 0.5);
}

/* WhatsApp Banner (Prominent Area) */
.whatsapp-banner {
  background: radial-gradient(120% 120% at 50% 0%, rgba(37, 211, 102, 0.15) 0%, rgba(17, 24, 39, 0.8) 100%);
  border: 1px solid rgba(37, 211, 102, 0.25);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 32px;
  margin-bottom: 40px;
  position: relative;
  overflow: hidden;
}

.whatsapp-banner:hover {
  border-color: rgba(37, 211, 102, 0.4);
  box-shadow: 0 0 30px rgba(37, 211, 102, 0.1);
}

.whatsapp-banner::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(37, 211, 102, 0.1) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
}

.whatsapp-content {
  position: relative;
  z-index: 1;
}

.whatsapp-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--whatsapp);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.whatsapp-tag .pulse {
  width: 10px;
  height: 10px;
  background-color: var(--whatsapp);
  border-radius: 50%;
  animation: pulse-light 1.5s infinite;
}

.whatsapp-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 8px;
  line-height: 1.2;
}

.whatsapp-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffffff;
  display: block;
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}

.whatsapp-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.whatsapp-btn {
  background-color: var(--whatsapp);
  color: #000000;
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  padding: 16px 36px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
  z-index: 1;
}

.whatsapp-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
  background-color: #2ee674;
}

.whatsapp-btn svg {
  width: 24px;
  height: 24px;
}

/* Grid Layout for main content */
.main-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  margin-bottom: 40px;
}

/* Bank Accounts Section */
.bank-section h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.bank-section h2 svg {
  color: var(--primary);
}

.bank-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.bank-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.bank-card:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

/* Bank specific borders for premium feel */
.bank-card.yapikredi { border-left: 4px solid #004F9F; }
.bank-card.akbank { border-left: 4px solid #e30613; }
.bank-card.garanti { border-left: 4px solid #007A33; }
.bank-card.ziraat { border-left: 4px solid #e21b22; }

.bank-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}

.bank-logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: 0.02em;
}

.bank-card.yapikredi .bank-logo-text { color: #fcc613; }
.bank-card.akbank .bank-logo-text { color: #e30613; }
.bank-card.garanti .bank-logo-text { color: #8ac53f; }
.bank-card.ziraat .bank-logo-text { color: #e21b22; }

.bank-badge {
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 4px;
  color: var(--text-secondary);
  font-weight: 500;
}

.bank-holder {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 4px;
  letter-spacing: 0.05em;
}

.bank-iban-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.bank-iban-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.03);
}

.bank-iban {
  font-family: monospace;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  user-select: all;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: calc(100% - 30px);
}

.copy-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.copy-btn.copied {
  color: var(--success);
  background: rgba(16, 185, 129, 0.1);
}

/* Contact Info Section */
.info-section h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.info-section h2 svg {
  color: var(--primary);
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.info-item {
  display: flex;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.info-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.info-icon {
  background: rgba(59, 130, 246, 0.1);
  color: var(--primary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-details {
  flex-grow: 1;
}

.info-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.info-value {
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 500;
}

a.info-value {
  text-decoration: none;
  transition: var(--transition-smooth);
}

a.info-value:hover {
  color: var(--primary);
}

/* Tax Info Specifics */
.tax-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 6px;
}

.tax-badge {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #10b981;
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 10px 25px -5px rgba(16, 185, 129, 0.4);
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 1000;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Footer styling */
footer {
  text-align: center;
  padding: 32px 24px;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.85rem;
  background: rgba(17, 24, 39, 0.2);
}

/* Animations */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes pulse-light {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* Responsive queries */
@media (max-width: 1024px) {
  .main-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .whatsapp-banner {
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: center;
    padding: 24px;
  }
  
  .whatsapp-btn {
    width: 100%;
    justify-content: center;
  }
  
  .bank-grid {
    grid-template-columns: 1fr;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  .whatsapp-number {
    font-size: 1.8rem;
  }
}