/* ============================================
   ELISA SPA MERKEZİ - GLOBAL STYLES
   ============================================ */

/* CSS Variables - Renk Paleti ve Tema */
:root {
  /* Koyu Arka Plan Renkleri */
  --bg-primary: #0b0d11;
  --bg-secondary: #171a20;
  --bg-card: #1e2128;
  --bg-overlay: rgba(11, 13, 17, 0.85);
  
  /* Accent Renkler */
  --accent-gold: #b88c5a;
  --accent-gold-light: #d2aa72;
  --accent-gold-dark: #9a7148;
  --accent-turquoise: #3fb8af;
  --accent-turquoise-light: #5fcbc3;
  
  /* Metin Renkleri */
  --text-primary: #ffffff;
  --text-secondary: #e0e0e0;
  --text-muted: #a0a0a0;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  
  /* Typography */
  --font-primary: 'Poppins', sans-serif;
  --font-size-base: 16px;
  --font-size-h1: 3rem;
  --font-size-h2: 2.25rem;
  --font-size-h3: 1.75rem;
  --font-size-h4: 1.5rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-gold: 0 4px 20px rgba(184, 140, 90, 0.3);
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  
  /* Max Width */
  --max-width: 1300px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

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

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: 0.5px;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-h1);
}

h2 {
  font-size: var(--font-size-h2);
}

h3 {
  font-size: var(--font-size-h3);
}

h4 {
  font-size: var(--font-size-h4);
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
}

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

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ============================================
   CONTAINER & GRID SYSTEM
   ============================================ */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

.grid {
  display: grid;
  gap: var(--spacing-md);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

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

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-normal);
  border: none;
  font-family: var(--font-primary);
  letter-spacing: 0.5px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
  color: var(--text-primary);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(184, 140, 90, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

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

.btn-secondary:hover {
  background: var(--accent-gold);
  color: var(--text-primary);
}

.btn-group {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--bg-overlay);
  backdrop-filter: blur(10px);
  transition: var(--transition-normal);
}

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

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-main {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-gold);
  letter-spacing: 1px;
}

.logo-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
  transition: var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gold);
  transition: var(--transition-normal);
}

.nav-link:hover {
  color: var(--accent-gold);
}

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

.nav-link.active {
  color: var(--accent-gold);
}

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

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.menu-toggle span {
  width: 25px;
  height: 2px;
  background: var(--accent-gold);
  transition: var(--transition-fast);
  border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

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

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
  overflow: hidden;
}

.hero-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

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

.hero-title {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-turquoise) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.hero-features {
  margin: var(--spacing-md) 0;
}

.hero-features li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
}

.hero-features li::before {
  content: '✓';
  color: var(--accent-gold);
  font-weight: bold;
  font-size: 1.25rem;
}

.hero-image {
  position: relative;
  height: 600px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(184, 140, 90, 0.2) 0%, rgba(63, 184, 175, 0.2) 100%);
}

.hero-badge {
  position: absolute;
  bottom: var(--spacing-md);
  right: var(--spacing-md);
  background: var(--bg-overlay);
  backdrop-filter: blur(10px);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid rgba(184, 140, 90, 0.3);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.hero-badges {
  position: absolute;
  bottom: var(--spacing-md);
  left: var(--spacing-md);
  right: var(--spacing-md);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.hero-badges .hero-badge {
  position: relative;
  bottom: auto;
  right: auto;
  flex: 0 0 auto;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin: var(--spacing-md) 0;
}

.chip {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid rgba(184, 140, 90, 0.3);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.chip:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  transform: translateY(-2px);
}

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

.card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  border: 1px solid rgba(184, 140, 90, 0.1);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(184, 140, 90, 0.3);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--accent-gold);
}

.card-text {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

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

.feature-card {
  text-align: center;
  padding: var(--spacing-md);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid rgba(184, 140, 90, 0.1);
  transition: var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(184, 140, 90, 0.3);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(184, 140, 90, 0.2) 0%, rgba(63, 184, 175, 0.2) 100%);
  border-radius: 50%;
  font-size: 2.5rem;
  border: 2px solid rgba(184, 140, 90, 0.3);
}

.feature-card h3 {
  color: var(--accent-gold);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ============================================
   LOCATION FEATURES
   ============================================ */

.location-feature {
  text-align: center;
  padding: var(--spacing-md);
}

.location-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
  display: block;
}

.location-feature h3 {
  color: var(--accent-gold);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.location-feature p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================
   GALLERY
   ============================================ */

.gallery-grid {
  margin-bottom: var(--spacing-md);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

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

.gallery-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.gallery-item:hover .gallery-image {
  transform: scale(1.1);
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(11, 13, 17, 0.95) 0%, transparent 100%);
  padding: var(--spacing-md);
  color: var(--text-primary);
  font-weight: 500;
  text-align: center;
}

/* ============================================
   TESTIMONIALS
   ============================================ */

.testimonial-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  border: 1px solid rgba(184, 140, 90, 0.1);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  border-color: rgba(184, 140, 90, 0.3);
  box-shadow: var(--shadow-lg);
}

.testimonial-content {
  flex: 1;
  margin-bottom: var(--spacing-md);
}

.testimonial-text {
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.8;
  font-size: 0.95rem;
  position: relative;
  padding-left: var(--spacing-md);
}

.testimonial-text::before {
  content: '"';
  position: absolute;
  left: 0;
  top: -10px;
  font-size: 3rem;
  color: var(--accent-gold);
  opacity: 0.3;
  font-family: serif;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-top: var(--spacing-sm);
  border-top: 1px solid rgba(184, 140, 90, 0.2);
}

.testimonial-author strong {
  color: var(--accent-gold);
  font-size: 1rem;
}

.testimonial-author span {
  color: var(--text-muted);
  font-size: 0.875rem;
}

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

.footer {
  background: var(--bg-secondary);
  padding: var(--spacing-xl) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
  border-top: 1px solid rgba(184, 140, 90, 0.2);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
  color: var(--accent-gold);
  margin-bottom: var(--spacing-md);
  font-size: 1.25rem;
}

.footer-col p,
.footer-col li {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
  font-size: 0.9rem;
}

.footer-col a {
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.footer-col a:hover {
  color: var(--accent-gold);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(184, 140, 90, 0.1);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* ============================================
   WHATSAPP FLOATING BUTTON
   ============================================ */

.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition-normal);
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: white;
}

/* ============================================
   SCROLL TO TOP BUTTON
   ============================================ */

.scroll-top {
  position: fixed;
  bottom: 100px;
  left: 30px;
  width: 50px;
  height: 50px;
  background: var(--accent-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-gold);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
  z-index: 998;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 24px rgba(184, 140, 90, 0.4);
}

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

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

.text-gold {
  color: var(--accent-gold);
}

.text-turquoise {
  color: var(--accent-turquoise);
}

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

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

/* Tablet (769px - 1024px) */
@media (max-width: 1024px) {
  :root {
    --font-size-h1: 2.5rem;
    --font-size-h2: 2rem;
    --font-size-h3: 1.5rem;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .hero-image {
    height: 400px;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile (up to 768px) */
@media (max-width: 768px) {
  :root {
    --font-size-h1: 2rem;
    --font-size-h2: 1.75rem;
    --font-size-h3: 1.5rem;
    --spacing-xl: 3rem;
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .section {
    padding: var(--spacing-lg) 0;
  }
  
  /* Header */
  .header-container {
    padding: 0.75rem var(--spacing-sm);
  }
  
  .logo {
    max-width: 120px;
  }
  
  .logo img {
    max-height: 40px !important;
    max-width: 120px !important;
  }
  
  .logo-sub {
    display: none; /* Hide subtitle on mobile */
  }
  
  /* Navigation */
  .menu-toggle {
    display: flex;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: var(--spacing-xl) var(--spacing-md);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.3);
    transition: var(--transition-normal);
    z-index: 1000;
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .nav-link {
    width: 100%;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(184, 140, 90, 0.1);
  }
  
  /* Hero */
  .hero {
    min-height: auto;
    padding-top: 100px;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    padding: var(--spacing-md) var(--spacing-sm);
  }
  
  .hero-image {
    height: 300px;
  }
  
  /* Buttons */
  .btn-group {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
  
  /* Grid */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-chips {
    justify-content: center;
  }
  
  .hero-badges {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .feature-icon {
    width: 60px;
    height: 60px;
    font-size: 2rem;
  }
  
  .location-icon {
    font-size: 2.5rem;
  }
  
  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  /* WhatsApp Button */
  .whatsapp-float {
    width: 55px;
    height: 55px;
    bottom: 20px;
    right: 20px;
  }
  
  .scroll-top {
    bottom: 85px;
    left: 20px;
    width: 45px;
    height: 45px;
  }
}

/* Small Mobile (up to 480px) */
@media (max-width: 480px) {
  .hero-title {
    font-size: 1.75rem;
  }
  
  .header-container {
    padding: 0.5rem var(--spacing-sm);
  }
  
  .logo {
    max-width: 100px;
  }
  
  .logo img {
    max-height: 35px !important;
    max-width: 100px !important;
  }
  
  .logo-main {
    font-size: 1.1rem;
  }
  
  .logo-sub {
    display: none; /* Hide subtitle on small mobile */
  }
}