:root {
  --bg-color: #080b16;
  --card-bg: #0f1428;
  --accent-gold: #e5c158;
  --accent-gold-hover: #f0d37e;
  --accent-violet: #7928ca;
  --accent-pink: #ff007f;
  --text-main: #ffffff;
  --text-sec: #a0aec0;
  --text-muted: #718096;
  --border-color: rgba(255, 255, 255, 0.08);
  --glow-shadow: 0 0 15px rgba(229, 193, 88, 0.15);
  --violet-glow: 0 0 20px rgba(121, 40, 202, 0.3);
}

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

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

/* Header Styles */
header {
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(8, 11, 22, 0.95);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
  text-decoration: none;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

nav {
  display: flex;
  gap: 25px;
}

nav a {
  color: var(--text-sec);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: color 0.3s;
}

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

.btn-contact {
  background-color: transparent;
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 8px 18px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s;
}

.btn-contact:hover {
  background-color: var(--accent-gold);
  color: #000000;
  box-shadow: var(--glow-shadow);
}

/* Section Common Styles */
section {
  padding: 80px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 15px;
  letter-spacing: -0.5px;
}

.section-header h2 span {
  color: var(--accent-gold);
}

.section-header p {
  color: var(--text-sec);
  font-size: 16px;
  max-width: 700px;
  margin: 0 auto;
}

/* Hero Section */
.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
  padding: 100px 20px;
}

.hero-content h1 {
  font-size: 42px;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero-content h1 span {
  color: var(--accent-gold);
}

.hero-content p {
  color: var(--text-sec);
  font-size: 17px;
  margin-bottom: 35px;
  max-width: 600px;
}

.btn-primary {
  display: inline-block;
  background-color: var(--accent-gold);
  color: #000000;
  padding: 16px 32px;
  border-radius: 4px;
  font-size: 16px;
  font-weight: 800;
  text-decoration: none;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background-color: var(--accent-gold-hover);
  transform: translateY(-2px);
  box-shadow: var(--glow-shadow);
}

.hero-image {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, #1f1b3d 0%, #0c0a1a 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 30px;
}

.image-placeholder {
  color: var(--text-sec);
}

.image-placeholder i {
  font-size: 40px;
  color: var(--accent-gold);
  margin-bottom: 15px;
}

/* Grid Layouts */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

/* Cards */
.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 30px;
  transition: all 0.3s;
}

.card:hover {
  border-color: rgba(229, 193, 88, 0.3);
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.card-icon {
  font-size: 32px;
  color: var(--accent-gold);
  margin-bottom: 20px;
}

.card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.card p {
  color: var(--text-sec);
  font-size: 14px;
}

/* Custom visual cards for Batumi / Housing */
.visual-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
}

.visual-image {
  height: 250px;
  background: linear-gradient(135deg, #13172e 0%, #070914 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  padding: 20px;
  text-align: center;
}

.visual-content {
  padding: 25px;
}

.visual-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.visual-content p {
  color: var(--text-sec);
  font-size: 14px;
  line-height: 1.6;
}

/* Quiz Section */
.quiz-container {
  background-color: var(--card-bg);
  border: 1px solid var(--accent-violet);
  border-radius: 12px;
  padding: 40px;
  max-width: 650px;
  margin: 0 auto;
  position: relative;
  box-shadow: var(--violet-glow);
}

.quiz-step {
  display: none;
}

.quiz-step.active {
  display: block;
}

.quiz-question {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 25px;
  text-align: center;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-bottom: 30px;
}

.option-btn {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 16px 20px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s;
}

.option-btn:hover, .option-btn.selected {
  background-color: rgba(121, 40, 202, 0.1);
  border-color: var(--accent-violet);
  color: #ffffff;
}

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

.btn-secondary {
  background-color: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-sec);
  padding: 12px 24px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-secondary:hover {
  border-color: var(--text-sec);
  color: #ffffff;
}

.quiz-progress {
  height: 4px;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 2px;
  margin-bottom: 30px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-violet) 0%, var(--accent-pink) 100%);
  width: 25%;
  transition: width 0.3s;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-sec);
}

.form-control {
  width: 100%;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 14px 18px;
  border-radius: 6px;
  font-size: 15px;
  font-family: inherit;
  transition: all 0.3s;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 10px rgba(229, 193, 88, 0.1);
}

/* Legality Section */
.legality-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.legality-card {
  border-top: 4px solid var(--accent-gold);
}

.legality-card-purple {
  border-top: 4px solid var(--accent-violet);
}

/* Comparison Table */
.table-container {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--card-bg);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th, td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  font-size: 14px;
}

th {
  background-color: rgba(255, 255, 255, 0.02);
  font-weight: 700;
  color: var(--text-main);
}

tr:last-child td {
  border-bottom: none;
}

td:first-child {
  font-weight: 700;
}

.tag-success {
  color: #10b981;
  font-weight: 700;
}

.tag-fail {
  color: #ef4444;
  font-weight: 700;
}

/* Process Section */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
}

.step-item {
  position: relative;
}

.step-number {
  font-size: 48px;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.03);
  line-height: 1;
  margin-bottom: 10px;
  position: absolute;
  top: -25px;
  left: 10px;
}

.step-content {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 30px 20px;
  height: 100%;
}

.step-content h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--accent-gold);
}

.step-content p {
  color: var(--text-sec);
  font-size: 13px;
  line-height: 1.5;
}

/* Reviews Section */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.review-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
}

.review-video-placeholder {
  height: 380px;
  background: linear-gradient(135deg, #18152c 0%, #070612 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  position: relative;
}

.video-blur-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  backdrop-filter: blur(8px);
  background-color: rgba(8, 11, 22, 0.6);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 30px;
  text-align: center;
}

.video-blur-overlay span {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--accent-gold);
  letter-spacing: 2px;
  font-weight: 700;
  margin-bottom: 10px;
}

.video-blur-overlay p {
  font-size: 13px;
  color: var(--text-sec);
}

.play-icon {
  width: 50px;
  height: 50px;
  background-color: var(--accent-gold);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #000000;
  font-size: 16px;
  margin-bottom: 15px;
  box-shadow: var(--glow-shadow);
  cursor: pointer;
}

.review-quote {
  padding: 20px;
  font-style: italic;
  font-size: 13px;
  color: var(--text-sec);
  line-height: 1.5;
  border-left: 3px solid var(--accent-gold);
  margin: 15px;
  background-color: rgba(255, 255, 255, 0.01);
}

/* Footer */
footer {
  border-top: 1px solid var(--border-color);
  padding: 40px 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

footer p {
  margin-bottom: 15px;
}

/* Responsive design */
html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

@media (max-width: 992px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 60px 20px;
  }
  .hero-content p {
    margin: 0 auto 35px;
  }
  .grid-3, .legality-grid, .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  nav {
    display: none;
  }
  .grid-3, .legality-grid, .reviews-grid, .grid-2, .process-steps {
    grid-template-columns: 1fr;
  }
  .section-header h2 {
    font-size: 26px;
  }
  .hero-content h1 {
    font-size: 32px;
  }
  .quiz-container {
    padding: 25px;
  }
}

@media (max-width: 480px) {
  .header-container {
    padding: 10px 12px;
  }
  .logo {
    font-size: 15px;
    gap: 4px;
  }
  .btn-contact {
    padding: 6px 10px;
    font-size: 12px;
    letter-spacing: 0px;
  }
  .btn-contact .btn-text {
    display: none;
  }
  section {
    padding: 50px 12px;
    overflow-x: hidden;
  }
  .section-header {
    margin-bottom: 35px;
  }
  .hero-content h1 {
    font-size: 24px;
  }
  .table-container {
    margin: 0;
    width: 100%;
    border-radius: 8px;
  }
  .quiz-container {
    padding: 20px 12px;
  }
}

/* Кнопка Вверх */
.btn-scroll-top {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background-color: var(--accent-gold);
  border: none;
  color: #000000;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4), var(--glow-shadow);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease-in-out;
}

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

.btn-scroll-top:hover {
  background-color: var(--accent-gold-hover);
  transform: translateY(-2px);
}