:root {
  --bg-dark: #0b0b0b;
  --bg-card: #111111;
  --surface: #1a1a1a;
  --border: #2a2a2a;
  --gold: #c6a43f;
  --gold-light: #e0bc6c;
  --text-primary: #f0f0f0;
  --text-secondary: #b0b0b0;
  --accent-red: #d63e3e;
  --gradient-dark: linear-gradient(145deg, #0f0f0f 0%, #050505 100%);
  --gradient-gold: linear-gradient(135deg, #c6a43f, #e2bc6b);
  --shadow-card: 0 20px 35px -12px rgba(0, 0, 0, 0.5);
}

html,
body,
main,
section,
.container,
.hero-grid,
.problems-grid,
.offer-flex,
.solution-grid,
.lifestyle-grid {
  overflow-x: clip;
}

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

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

.hero-image,
.solution-image,
.lifestyle-image {
  width: 100%;
  min-width: 0;
}

.hero-image img,
.solution-image img,
.lifestyle-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

body {
  background: var(--bg-dark);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  font-weight: 400;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* header */
.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(11, 11, 11, 0.96);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 16px 24px;
  gap: 16px;
}

.logo a {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-family: inherit;
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.logo img {
  width: 50px;
  height: 50px;
  object-fit: contain;
}

.notice-badge {
  font-size: 0.75rem;
  background: var(--surface);
  padding: 6px 12px;
  border-radius: 40px;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

/* buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gradient-gold);
  border: none;
  padding: 14px 32px;
  font-weight: 600;
  font-size: 1rem;
  font-family: inherit;
  border-radius: 60px;
  color: #0b0b0b;
  cursor: pointer;
  transition: 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(95deg, #c6a43f, #e9c87a);
  box-shadow: 0 8px 18px rgba(198, 164, 63, 0.25);
}

.btn-primary:hover {
  transform: translateY(-3px);
  filter: brightness(1.05);
  box-shadow: 0 12px 22px rgba(198, 164, 63, 0.35);
}

.btn-block {
  width: 100%;
  justify-content: center;
  font-weight: 700;
}

/* typography */
h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  font-family: inherit;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.accent-text {
  color: var(--gold);
}
h2 {
  font-size: clamp(1.8rem, 4.5vw, 2.8rem);
  font-weight: 600;
  font-family: inherit;
  letter-spacing: -0.01em;
}
.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--gold);
  background: rgba(198, 164, 63, 0.12);
  padding: 4px 12px;
  border-radius: 40px;
  margin-bottom: 18px;
}
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-header h2 {
  max-width: 700px;
  margin: 0 auto;
}

/* hero */
.hero-section {
  padding: 60px 0 40px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero-content h1 {
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}
.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 36px;
}
.hero-features span {
  font-size: 0.9rem;
  background: var(--surface);
  padding: 6px 14px;
  border-radius: 50px;
  border: 1px solid var(--border);
}
.hero-image img {
  max-width: 1000px;
  border-radius: 32px;
  filter: drop-shadow(0 25px 25px rgba(0,0,0,0.4));
}

/* problems grid */
.problems-section {
  padding: 72px 0;
  background: radial-gradient(circle at 20% 30%, #0f0f0f, #020202);
}
.problems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 28px;
}
.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 28px 20px;
  text-align: center;
  transition: 0.2s;
}
.problem-card i {
  font-size: 2.4rem;
  color: var(--gold);
  margin-bottom: 16px;
}
.problem-card h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}
.problem-card p {
  color: var(--text-secondary);
}

/* solution */
.solution-section {
  padding: 80px 0;
}
.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.solution-image img {
  border-radius: 32px;
  box-shadow: var(--shadow-card);
}
.solution-list {
  list-style: none;
  margin-top: 28px;
}
.solution-list li {
  margin-bottom: 18px;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 12px;
}
.solution-list i {
  color: var(--gold);
  font-size: 1.3rem;
}

/* features grid */
.features-section {
  padding: 70px 0;
  background: var(--gradient-dark);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.feature {
  background: rgba(26, 26, 26, 0.7);
  backdrop-filter: blur(2px);
  padding: 32px 20px;
  border-radius: 28px;
  text-align: center;
  border: 1px solid var(--border);
}
.feature i {
  font-size: 2.5rem;
  color: var(--gold);
  margin-bottom: 16px;
}
.feature h3 {
  font-size: 1.35rem;
  margin-bottom: 10px;
}
.feature p {
  color: var(--text-secondary);
}

/* lifestyle */
.lifestyle-section {
  padding: 80px 0;
}
.lifestyle-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.scenarios {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 28px;
}
.scenarios div {
  background: var(--surface);
  padding: 12px 20px;
  border-radius: 60px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  width: fit-content;
  border: 1px solid var(--border);
}
.scenarios i {
  color: var(--gold);
  width: 24px;
}
.lifestyle-image img {
  border-radius: 32px;
}

/* testimonials */
.testimonials-section {
  padding: 70px 0;
  background: #080808;
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}
.testimonial {
  background: var(--bg-card);
  padding: 28px;
  border-radius: 28px;
  border: 1px solid var(--border);
}
.stars {
  color: var(--gold);
  margin-bottom: 14px;
  font-size: 1.1rem;
}
.testimonial p {
  font-style: normal;
  margin-bottom: 20px;
  color: #ddd;
}
.author {
  font-weight: 500;
  color: var(--gold-light);
}
.rating-badge {
  text-align: center;
  background: rgba(198, 164, 63, 0.08);
  width: fit-content;
  margin: 0 auto;
  padding: 12px 28px;
  border-radius: 60px;
  font-size: 0.95rem;
  border: 1px solid rgba(198,164,63,0.3);
}

/* comparison */
.comparison-section {
  padding: 70px 0;
}
.comparison-table {
  background: var(--bg-card);
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.comp-row {
  display: grid;
  grid-template-columns: 1.2fr 1.2fr 1.2fr;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
}
.comp-header {
  background: #0a0a0a;
  font-weight: 700;
  color: var(--gold);
}
.comp-row:last-child {
  border: none;
}
.comp-row i {
  color: var(--gold);
  margin-right: 6px;
}

/* offer + form */
.offer-section {
  padding: 70px 0;
  background: radial-gradient(ellipse at 30% 40%, #121212, #030303);
}
.offer-flex {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.offer-list {
  list-style: none;
  margin: 24px 0;
}
.offer-list li {
  margin-bottom: 14px;
  display: flex;
  gap: 12px;
}
.price-wrap {
  margin: 20px 0;
}
.old-price {
  font-size: 1.6rem;
  text-decoration: line-through;
  color: var(--text-secondary);
  margin-right: 18px;
}
.new-price {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--gold);
}
.stock-timer {
  background: rgba(214, 62, 62, 0.15);
  border-left: 3px solid var(--accent-red);
  padding: 12px 16px;
  border-radius: 16px;
  margin-top: 18px;
  font-size: 0.9rem;
}
.order-form {
  background: var(--surface);
  padding: 32px;
  border-radius: 32px;
  border: 1px solid var(--border);
}
.order-form h3 {
  font-size: 1.8rem;
  margin-bottom: 24px;
}
.form-group {
  margin-bottom: 18px;
}
.form-group input, .form-group select {
  width: 100%;
  padding: 14px 16px;
  background: #1f1f1f;
  border: 1px solid var(--border);
  border-radius: 60px;
  color: white;
  font-family: inherit;
}
.form-group.checkbox-group {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.form-group.checkbox-group input {
  width: auto;
  margin-top: 4px;
}
.secure-badge {
  margin-top: 22px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-secondary);
}
.secure-badge i {
  margin-right: 6px;
}

/* footer */
.site-footer {
  background: #050505;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
  padding: 48px 24px 40px;
}
.footer-col {
  max-width: 380px;
  word-break: break-all;
}

.legal-content {
  word-break: break-word;
}
.disclaimer p {
  font-size: 0.85rem;
  color: #aaa;
  line-height: 1.5;
}
.copyright {
  margin-top: 20px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
}
.footer-address {
  margin-top: 16px;
  font-size: 0.85rem;
  color: #aaa;
}

@media (max-width: 900px) {
  .hero-grid, .solution-grid, .lifestyle-grid, .offer-flex {
    grid-template-columns: 1fr;
    align-items: stretch;
  }
  .features-grid, .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .comparison-table {
    font-size: 0.85rem;
  }
  .comp-row {
    padding: 12px 16px;
  }
  .hero-image {
    order: -1;
  }
  .hero-image img,
  .solution-image img,
  .lifestyle-image img {
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .features-grid, .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .header-flex {
    flex-direction: column;
  }
  .btn {
    padding: 12px 24px;
  }
  .container {
    padding: 0 20px;
  }
  .offer-flex {
    gap: 32px;
  }
  .header-notice,
  .notice-badge,
  .logo a span,
  .footer-col {
    word-break: break-all;
  }
  .logo a {
    flex-direction: column;
  }
  .logo a span {
    min-width: 0;
    flex: 1;
  }
}

@media (max-width: 700px) {
  .comparison-table {
    overflow-x: visible;
  }
  .comparison-table .comp-row {
    grid-template-columns: 1fr;
    min-width: 0;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 12px;
  }
  .header-flex {
    padding: 10px 12px;
  }
  .order-form {
    padding: 20px;
  }
  .btn {
    font-size: 0.95rem;
  }
}

.footer-links ul {
  list-style: none;
  margin-top: 10px;
}
.footer-links li {
  margin-bottom: 8px;
}
.footer-links a {
  color: #aaa;
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.footer-links a:hover {
  color: var(--gold);
}