/* -------------------------------------------------------------
 * Dr. Epoksi - Stylesheet
 * White Minimalist Theme with Light Green Accents
 * ------------------------------------------------------------- */

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

:root {
  /* Color Palette */
  --bg-main: #f8fafc; /* Very light slate/white */
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --border-color: #e2e8f0;
  --border-focus: rgba(46, 184, 114, 0.4);
  
  --primary: #0f172a;
  --accent: #2eb872; /* Light Green */
  --accent-glow: rgba(46, 184, 114, 0.15);
  --accent-light: #dcfce7;
  --secondary: #334155;
  --secondary-glow: rgba(51, 65, 85, 0.1);
  
  --text-main: #334155;
  --text-muted: #64748b;
  --text-heading: #0f172a;
  --text-inverse: #ffffff;
  
  /* Fonts */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  
  /* Shadows & Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.03);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -1px rgba(0,0,0,0.03);
  --shadow-glow: 0 0 20px rgba(46, 184, 114, 0.15);
  --shadow-hover: 0 20px 25px -5px rgba(0,0,0,0.05), 0 10px 10px -5px rgba(0,0,0,0.02);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

.container-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
  align-items: center;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.section-padding {
  padding: 100px 0;
}

.flex-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.flex-gap {
  display: flex;
  gap: 16px;
  align-items: center;
}

.w-100 { width: 100%; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }
.mr-2 { margin-right: 8px; }
.text-accent { color: var(--accent); }
.font-weight-bold { font-weight: 700; }
.text-center { text-align: center; }

/* Logo */
.logo {
  text-decoration: none;
  display: flex;
  align-items: center;
}
.logo-img {
  height: 120px;
  width: auto;
  object-fit: contain;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 12px 28px;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  border: none;
}

.btn-accent {
  background-color: var(--accent);
  color: var(--text-inverse);
  box-shadow: var(--shadow-sm);
}

.btn-accent:hover {
  background-color: #279e61;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--text-heading);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: #f1f5f9;
  transform: translateY(-2px);
  border-color: #cbd5e1;
}

.btn-outline {
  background: transparent;
  color: var(--text-heading);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  background: var(--bg-main);
  border-color: var(--accent);
  color: var(--accent);
}

.btn-link {
  background: transparent;
  color: var(--accent);
  padding: 0;
  border: none;
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-link:hover {
  color: #279e61;
}

.btn-link i {
  transition: transform 0.2s ease;
}

.btn-link:hover i {
  transform: translateX(4px);
}

.btn-whatsapp {
  background-color: #25d366;
  color: #fff;
}

.btn-whatsapp:hover {
  background-color: #20ba5a;
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(37, 211, 102, 0.2);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 14px;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 18px;
}

/* Glassmorphism Cards - Adjusted to Minimalist White */
.card {
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  background: var(--bg-card);
  transition: var(--transition);
}

.glass-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.glass-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: #cbd5e1;
}

/* Announcement Bar */
.announcement-bar {
  background-color: #f1f5f9;
  border-bottom: 1px solid var(--border-color);
  padding: 8px 0;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}

.announcement-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.pulse-icon {
  width: 8px;
  height: 8px;
  background-color: var(--accent);
  border-radius: 50%;
  display: inline-block;
  position: relative;
  margin-right: 4px;
}

.pulse-icon::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background-color: var(--accent);
  border-radius: 50%;
  animation: pulse 1.5s infinite ease-in-out;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(3); opacity: 0; }
}

/* Header */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 0;
  transition: var(--transition);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-menu ul {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav-menu a {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
  font-size: 15px;
  position: relative;
  padding: 6px 0;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--text-heading);
}

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

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
  padding: 4px;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--text-heading);
  transition: var(--transition);
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 100px 0 60px 0;
  overflow: hidden;
  background: radial-gradient(circle at top right, rgba(46, 184, 114, 0.05), transparent 60%);
}

.hero-container {
  position: relative;
  z-index: 1;
}

.badge-new {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--accent-light);
  border: 1px solid rgba(46, 184, 114, 0.2);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-content h1 {
  font-family: var(--font-heading);
  font-size: 56px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
  color: var(--text-heading);
}

.text-gradient {
  background: linear-gradient(135deg, var(--accent) 0%, #22c55e 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  border-top: 1px solid var(--border-color);
  padding-top: 32px;
}

.stat-item h3 {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--text-heading);
}

.stat-item p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
}

/* Hero Image Slider */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.hero-slider-container {
  width: 100%;
  max-width: 540px;
  height: 400px;
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
  background: var(--bg-card);
}

.slider-wrapper {
  width: 100%;
  height: 100%;
  position: relative;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
  z-index: 1;
}

.slide.active-slide {
  opacity: 1;
  z-index: 2;
}

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

.slide-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 30px 20px 20px 20px;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.9), transparent);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 16px;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.5s ease 0.3s;
}

.slide.active-slide .slide-caption {
  transform: translateY(0);
  opacity: 1;
}

.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.slider-arrow:hover {
  background: var(--accent);
  color: #fff;
}

.slider-prev { left: 16px; }
.slider-next { right: 16px; }

.slider-dots {
  position: absolute;
  bottom: 20px;
  right: 20px;
  display: flex;
  gap: 8px;
  z-index: 10;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  padding: 0;
}

.slider-dot.active {
  background: var(--accent);
  transform: scale(1.2);
}

/* Sections Header */
.section-header {
  margin-bottom: 60px;
}

.section-subtitle {
  color: var(--accent);
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 2px;
  margin-bottom: 12px;
  display: inline-block;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 40px;
  font-weight: 800;
  color: var(--text-heading);
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  height: 100%;
}

.card-icon {
  font-size: 32px;
  color: var(--accent);
  margin-bottom: 24px;
  background: var(--accent-light);
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 20px;
  color: var(--text-heading);
  font-weight: 700;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 24px;
  flex-grow: 1;
}

/* Calculator Section */
.calculator-section {
  background-color: #ffffff;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.calculator-grid {
  align-items: stretch;
}

.calc-form-card {
  padding: 40px;
  background: #f8fafc;
}

.calc-group {
  margin-bottom: 28px;
}

.calc-group:last-child {
  margin-bottom: 0;
}

.calc-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 10px;
}

.value-display {
  color: var(--accent);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
}

/* Custom inputs */
.form-input {
  width: 100%;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-heading);
  font-family: var(--font-body);
  font-size: 15px;
  transition: var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.select-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2364748b'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 18px;
  padding-right: 48px;
}

.num-input {
  width: 120px;
  padding: 8px 12px;
  text-align: center;
}

/* Custom Range Slider */
.range-slider {
  width: 100%;
  height: 6px;
  background: #e2e8f0;
  border-radius: 100px;
  outline: none;
  -webkit-appearance: none;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  transition: var(--transition);
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.range-limit {
  font-size: 12px;
  color: var(--text-muted);
}

/* Radio Custom Cards */
.radio-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.radio-label {
  cursor: pointer;
}

.radio-label input {
  display: none;
}

.radio-custom-card {
  padding: 16px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  height: 100%;
  transition: var(--transition);
}

.radio-custom-card .radio-title {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 4px;
}

.radio-custom-card .radio-desc {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.3;
}

.radio-label input:checked + .radio-custom-card {
  border-color: var(--accent);
  background: var(--accent-light);
  box-shadow: 0 0 0 1px var(--accent);
}

/* Results Card */
.calc-result-card {
  padding: 40px;
  background: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.result-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
  margin-bottom: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.result-header h4 {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-heading);
}

.project-id-watermark {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  background: #f1f5f9;
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid var(--border-color);
}

.result-price-box {
  background: var(--accent-light);
  border: 1px dashed var(--accent);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  margin-bottom: 28px;
}

.price-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.price-value {
  font-family: var(--font-heading);
  font-size: 38px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}

.price-per-unit {
  font-size: 13px;
  color: var(--text-heading);
}

.result-details {
  margin-bottom: 28px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--text-muted);
}

.detail-row span:last-child {
  font-weight: 600;
  color: var(--text-heading);
}

.detail-row.divider {
  border-top: 1px solid var(--border-color);
  padding-top: 12px;
  margin-top: 12px;
  font-weight: 600;
}

.material-breakdown {
  background: #f8fafc;
  border-radius: var(--radius-sm);
  padding: 20px;
  border: 1px solid var(--border-color);
}

.material-breakdown h5 {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text-heading);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.material-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.material-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.material-item .m-title {
  font-size: 12px;
  color: var(--text-muted);
}

.material-item .m-val {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-heading);
}

.calc-note {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 12px;
  text-align: center;
}

/* Modals System */
.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -45%) scale(0.95);
  z-index: 1000;
  width: 90%;
  max-width: 600px;
  opacity: 0;
  visibility: hidden;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease, visibility 0.3s ease;
}

.modal.active {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  width: 100%;
}

.modal-content {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  background: #ffffff;
}

.modal-header {
  padding: 24px 32px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f8fafc;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-heading);
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  transition: var(--transition);
}

.modal-close:hover {
  color: var(--text-heading);
}

.modal-body {
  padding: 32px;
  max-height: 60vh;
  overflow-y: auto;
}

.modal-footer {
  padding: 20px 32px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  background: #f8fafc;
}

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

/* Service Details Content Styling */
.modal-service-desc {
  font-size: 15px;
  color: var(--text-main);
  margin-bottom: 24px;
}

.modal-section-title {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.modal-features-list,
.modal-apps-list {
  list-style: none;
  margin-bottom: 24px;
}

.modal-features-list li,
.modal-apps-list li {
  font-size: 14px;
  margin-bottom: 10px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text-muted);
}

.modal-features-list i {
  color: #22c55e;
  margin-top: 4px;
}

.modal-apps-list i {
  color: var(--accent);
  margin-top: 4px;
}

.alert-info-box {
  background: var(--accent-light);
  border: 1px solid rgba(46, 184, 114, 0.3);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  font-size: 13px;
  color: var(--text-heading);
}

/* Projects Section */
.project-img-placeholder {
  height: 200px;
  background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-top-left-radius: var(--radius-md);
  border-top-right-radius: var(--radius-md);
}

.project-icon {
  font-size: 64px;
  color: #ffffff;
  transition: var(--transition);
}

.project-card:hover .project-icon {
  transform: scale(1.1);
}

.project-overlay-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background-color: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  text-transform: uppercase;
}

.project-body {
  padding: 24px;
}

.project-body h4 {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text-heading);
}

.project-details-list {
  list-style: none;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
}

.project-details-list li {
  font-size: 13px;
  margin-bottom: 8px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.project-details-list i {
  color: var(--accent);
  width: 16px;
  text-align: center;
}

.project-desc-text {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Hakkımızda Section Tab System */
.about-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.certification-badge-wrapper {
  position: relative;
  width: 320px;
  height: 320px;
}

.badge-ring {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px dashed rgba(46, 184, 114, 0.4);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  animation: spin 30s linear infinite;
}

.certification-icon {
  font-size: 80px;
  color: var(--accent);
  animation: bounce 3s ease-in-out infinite;
}

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

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

.badge-card {
  position: absolute;
  bottom: 0;
  right: -40px;
  width: 260px;
  padding: 20px;
  background: #ffffff;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
}

.badge-card h4 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 6px;
}

.badge-card p {
  font-size: 12px;
  color: var(--text-muted);
  margin: 0;
}

.lead-text {
  font-size: 18px;
  font-weight: 500;
  color: var(--text-main);
  margin-bottom: 28px;
}

.mission-vision-tabs {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.tabs-header {
  display: flex;
  background: #f8fafc;
  border-bottom: 1px solid var(--border-color);
}

.tab-btn {
  flex: 1;
  padding: 16px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover {
  color: var(--text-heading);
  background: #f1f5f9;
}

.tab-btn.active {
  color: var(--accent);
  background: #ffffff;
  border-bottom: 2px solid var(--accent);
}

.tabs-content {
  padding: 28px;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.tab-pane p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Projects Section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  display: flex;
  flex-direction: column;
}

.project-img-placeholder {
  position: relative;
  width: 100%;
  height: 220px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
  border-top-left-radius: var(--radius-md);
  border-top-right-radius: var(--radius-md);
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover .project-img {
  transform: scale(1.05);
}

.project-overlay-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--accent);
  color: #fff;
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 700;
  border-radius: 100px;
  text-transform: uppercase;
  z-index: 10;
}

.project-body {
  padding: 24px;
  flex-grow: 1;
}

.project-body h4 {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 16px;
}

.project-details-list {
  list-style: none;
  margin-bottom: 16px;
}

.project-details-list li {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
}

.project-details-list li i {
  color: var(--accent);
  margin-right: 8px;
  width: 16px;
}

.project-details-list li strong {
  color: var(--text-heading);
  margin-right: 4px;
}

.project-desc-text {
  font-size: 13px;
  color: var(--text-muted);
  border-top: 1px dashed var(--border-color);
  padding-top: 16px;
}

/* SSS Accordion */
.faq-accordion-wrapper {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-sm);
}

.faq-header {
  width: 100%;
  padding: 20px 24px;
  background: transparent;
  border: none;
  color: var(--text-heading);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  text-align: left;
}

.faq-icon {
  color: var(--text-muted);
  transition: transform 0.3s ease;
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
}

.faq-content-inner {
  padding: 0 24px 20px 24px;
  color: var(--text-muted);
  font-size: 14px;
  border-top: 1px solid transparent;
}

/* FAQ Active state */
.faq-item.active {
  background: #ffffff;
  border-color: var(--accent);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--accent);
}

.faq-item.active .faq-body {
  max-height: 300px;
}

.faq-item.active .faq-content-inner {
  border-top-color: var(--border-color);
}

/* Contact Section & Form */
.contact-section {
  background-color: #f8fafc;
}

.contact-lead {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.info-cards-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.info-card {
  padding: 24px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: #ffffff;
}

.info-card-icon {
  font-size: 24px;
  color: var(--accent);
  background: var(--accent-light);
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-card-content h4 {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-heading);
}

.info-card-content p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.info-card-content a {
  color: var(--text-main);
  text-decoration: none;
  transition: var(--transition);
}

.info-card-content a:hover {
  color: var(--accent);
}

.location-coord {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 6px;
}

.phone-link a {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent) !important;
}

.work-hours {
  font-size: 12px !important;
}

/* Contact Form Card */
.contact-form-card {
  padding: 40px;
  background: #ffffff;
}

.contact-form-card h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-heading);
}

.form-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.form-group {
  position: relative;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-heading);
}

/* Footer styling */
.main-footer {
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  padding: 80px 0 0 0;
  font-size: 14px;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-col p {
  color: var(--text-muted);
  line-height: 1.6;
}

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

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

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

.social-links a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: #f1f5f9;
  border: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
  text-decoration: none;
}

.social-links a:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-2px);
}

.footer-bottom {
  margin-top: 60px;
  border-top: 1px solid var(--border-color);
  background: #f8fafc;
  padding: 24px 0;
  font-size: 12px;
  color: var(--text-muted);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 100px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Drawer Menu (Mobile) */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100%;
  background: #ffffff;
  z-index: 1002;
  box-shadow: -10px 0 30px rgba(0,0,0,0.1);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-drawer.active {
  right: 0;
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
  margin-bottom: 24px;
}

.drawer-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
}

.drawer-close:hover {
  color: var(--text-heading);
}

.drawer-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.drawer-link {
  color: var(--text-heading);
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 18px;
  display: block;
}

.drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Toast System */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent);
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  color: var(--text-heading);
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 320px;
  max-width: 450px;
  transform: translateY(20px);
  opacity: 0;
  animation: slideIn 0.3s forwards cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.success {
  border-left-color: #22c55e;
}

.toast.success i {
  color: #22c55e;
}

.toast.info i {
  color: var(--accent);
}

@keyframes slideIn {
  to { transform: translateY(0); opacity: 1; }
}

.toast-message {
  font-size: 13px;
  line-height: 1.4;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .section-padding {
    padding: 60px 0;
  }
  
  .hero-section {
    padding: 80px 0 40px 0;
  }
  
  .hero-content h1 {
    font-size: 40px;
  }
  
  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }
  
  .hero-stats {
    gap: 24px;
  }
  
  .nav-menu {
    display: none;
  }
  
  .header-call {
    display: none !important;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .calc-form-card, .calc-result-card, .contact-form-card {
    padding: 24px;
  }
  
  .radio-group {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  
  .badge-card {
    right: 0;
    width: 100%;
  }
  
  .modal-body {
    padding: 20px;
  }
  
  .modal-header, .modal-footer {
    padding: 16px 20px;
  }
}

/* -------------------------------------------------------------
 * GDPR / KVKK Cookie Consent Banner
 * ------------------------------------------------------------- */
.cookie-banner {
  position: fixed;
  bottom: 24px;
  right: 24px;
  max-width: 440px;
  width: calc(100% - 48px);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  padding: 20px;
  z-index: 99999;
  transform: translateY(120%);
  opacity: 0;
  visibility: hidden;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease, visibility 0.4s ease;
}

.cookie-banner.show {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.cookie-banner-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cookie-banner-icon {
  font-size: 26px;
  color: var(--accent);
}

.cookie-banner-text h4 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 6px;
}

.cookie-banner-text p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.cookie-link {
  color: var(--accent);
  text-decoration: underline;
  font-weight: 500;
}

.cookie-banner-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 6px;
}

@media (max-width: 576px) {
  .cookie-banner {
    bottom: 16px;
    right: 16px;
    left: 16px;
    width: auto;
    max-width: none;
    padding: 16px;
  }
  
  .cookie-banner-actions {
    flex-direction: column-reverse;
    width: 100%;
  }

  .cookie-banner-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* -------------------------------------------------------------
 * Floating Action Contact Buttons (WhatsApp & Phone)
 * ------------------------------------------------------------- */
.floating-contact-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 99990;
}

.floating-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  color: #ffffff;
  text-decoration: none;
  font-size: 24px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}

.floating-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
  color: #ffffff;
}

/* WhatsApp Button Style */
.floating-btn-whatsapp {
  background: linear-gradient(135deg, #25D366, #128C7E);
  animation: pulseWhatsapp 2.5s infinite;
}

/* Phone Call Button Style */
.floating-btn-phone {
  background: linear-gradient(135deg, #2eb872, #0f172a);
  animation: pulsePhone 2.5s infinite 1.25s;
}

/* Tooltip on Hover */
.floating-btn-tooltip {
  position: absolute;
  left: 64px;
  background: #0f172a;
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 20px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(-10px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.floating-btn:hover .floating-btn-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

/* Pulsing Animations */
@keyframes pulseWhatsapp {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

@keyframes pulsePhone {
  0% {
    box-shadow: 0 0 0 0 rgba(46, 184, 114, 0.6);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(46, 184, 114, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(46, 184, 114, 0);
  }
}

/* Responsive Positioning */
@media (max-width: 576px) {
  .floating-contact-container {
    bottom: 16px;
    left: 16px;
    gap: 10px;
  }

  .floating-btn {
    width: 46px;
    height: 46px;
    font-size: 20px;
  }

  .floating-btn-tooltip {
    display: none;
  }
}