@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Mulish:wght@300;400;500;600;700&display=swap');

:root {
  --color-primary: #1f1f20;
  --color-secondary: rgb(12, 108, 234);
  --color-background: #F9FAFB;
  --color-text-primary: #111827;
  --color-text-secondary: #6B7280;
  --color-accent: rgb(5, 104, 161);
  --color-white: #ffffff;
  --color-surface: #ffffff;
  --color-border: #E5E7EB;
  --color-success: #10B981;
  --color-error: #EF4444;
  --color-warning: #F59E0B;
  --color-hero-dark: #0d1117;
  --color-star: #F59E0B;
  --color-overlay: rgba(15, 23, 42, 0.6);

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Mulish', system-ui, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;
  --line-height-tight: 1.2;
  --line-height-snug: 1.35;
  --line-height-base: 1.6;
  --line-height-relaxed: 1.75;
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-blue: 0 4px 14px rgba(12, 108, 234, 0.35);
  --shadow-blue-lg: 0 8px 30px rgba(12, 108, 234, 0.4);

  --radius-xs: 0.2rem;
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;

  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-24: 6rem;
  --spacing-32: 8rem;

  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  --container-max: 1200px;
  --container-padding: 1.5rem;
  --header-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-4);
}

.section-label::before {
  content: '';
  width: 20px;
  height: 2px;
  background: var(--color-secondary);
  border-radius: var(--radius-full);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-primary);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  max-width: 600px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-4) var(--spacing-8);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  transition: all var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--color-secondary);
  color: var(--color-white);
  box-shadow: var(--shadow-blue);
}

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

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

.btn-outline {
  background: transparent;
  color: var(--color-secondary);
  border: 2px solid var(--color-secondary);
}

.btn-outline:hover {
  background: var(--color-secondary);
  color: var(--color-white);
}

.btn-lg {
  padding: var(--spacing-5) var(--spacing-10);
  font-size: var(--font-size-lg);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-8);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  text-decoration: none;
  flex-shrink: 0;
}

.brand-mark {
  width: 38px;
  height: 38px;
  background: var(--color-secondary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
}

.brand-name {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-6);
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

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

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

.nav-cta {
  padding: var(--spacing-2) var(--spacing-5);
  font-size: var(--font-size-sm);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--spacing-2);
  background: none;
  border: none;
  cursor: pointer;
}

.hamburger-line {
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.hamburger.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-6);
  flex-direction: column;
  gap: var(--spacing-4);
  z-index: 99;
  box-shadow: var(--shadow-lg);
}

.mobile-menu.open {
  display: flex;
}

.mobile-nav-link {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  padding: var(--spacing-3) 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
}

.mobile-nav-link:hover {
  color: var(--color-secondary);
}

.hero-section {
  padding-top: calc(var(--header-height) + var(--spacing-16));
  padding-bottom: var(--spacing-24);
  background: linear-gradient(160deg, #0d1117 0%, #1a2744 40%, #0c2a5c 70%, #0d3368 100%);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(12, 108, 234, 0.18) 0%, transparent 65%);
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(5, 104, 161, 0.12) 0%, transparent 65%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-16);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badges {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-6);
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-4);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  letter-spacing: 0.04em;
}

.trust-badge-icon {
  width: 14px;
  height: 14px;
  color: var(--color-star);
}

.hero-rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.stars {
  display: flex;
  gap: 2px;
}

.star {
  width: 18px;
  height: 18px;
  color: var(--color-star);
  fill: var(--color-star);
}

.star.half {
  fill: url(#half-star);
}

.rating-text {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
}

.rating-count {
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-white);
  margin-bottom: var(--spacing-6);
  letter-spacing: -0.02em;
}

.hero-title em {
  font-style: italic;
  color: rgb(96, 165, 250);
}

.hero-description {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.7);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-8);
}

.hero-price-block {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-8);
}

.price-current {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  font-family: var(--font-display);
}

.price-old {
  font-size: var(--font-size-xl);
  color: rgba(255, 255, 255, 0.4);
  text-decoration: line-through;
}

.price-save {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-1) var(--spacing-3);
  background: rgba(16, 185, 129, 0.2);
  border: 1px solid rgba(16, 185, 129, 0.4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: #34d399;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-image-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-image-glow {
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(12, 108, 234, 0.3) 0%, transparent 65%);
  border-radius: var(--radius-full);
}

.hero-product-image {
  width: 420px;
  object-fit: contain;
  border-radius: var(--radius-xl);
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,0.5));
}

.hero-form-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-8);
  box-shadow: var(--shadow-2xl);
}

.hero-form-title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-6);
  text-align: center;
}

.form-group {
  margin-bottom: var(--spacing-4);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
}

.form-required {
  color: var(--color-error);
  margin-left: 2px;
}

.form-input {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  background: var(--color-background);
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-secondary);
  background: var(--color-white);
  box-shadow: 0 0 0 3px rgba(12, 108, 234, 0.12);
}

.form-input.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-input.success {
  border-color: var(--color-success);
}

textarea.form-input {
  resize: vertical;
  min-height: 90px;
}

.form-error-msg {
  display: none;
  font-size: var(--font-size-xs);
  color: var(--color-error);
  margin-top: var(--spacing-1);
  align-items: center;
  gap: var(--spacing-1);
}

.form-error-msg.visible {
  display: flex;
}

.checkbox-wrapper {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
}

.checkbox-input {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--color-secondary);
  margin-top: 2px;
  cursor: pointer;
}

.checkbox-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.checkbox-label a {
  color: var(--color-secondary);
  text-decoration: underline;
}

.checkbox-label a:hover {
  color: var(--color-accent);
}

.form-submit-btn {
  width: 100%;
  padding: var(--spacing-4);
  background: var(--color-secondary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-blue);
  letter-spacing: 0.02em;
  margin-top: var(--spacing-4);
}

.form-submit-btn:hover {
  background: var(--color-accent);
  box-shadow: var(--shadow-blue-lg);
  transform: translateY(-2px);
}

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

.form-submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.section-pad {
  padding: var(--spacing-24) 0;
}

.section-pad-sm {
  padding: var(--spacing-16) 0;
}

.features-section {
  background: var(--color-white);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-16);
}

.section-header .section-subtitle {
  margin: var(--spacing-4) auto 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-8);
}

.feature-card {
  padding: var(--spacing-8);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-background);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(12, 108, 234, 0.1), rgba(5, 104, 161, 0.1));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-5);
}

.feature-icon svg {
  width: 26px;
  height: 26px;
  color: var(--color-secondary);
}

.feature-title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-3);
}

.feature-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.benefits-section {
  background: var(--color-background);
}

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-16);
  align-items: center;
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-5);
}

.benefit-item {
  display: flex;
  gap: var(--spacing-4);
  align-items: flex-start;
}

.benefit-check {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  background: var(--color-secondary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.benefit-check svg {
  width: 14px;
  height: 14px;
  color: var(--color-white);
}

.benefit-content h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-1);
}

.benefit-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.benefits-image-block {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.benefits-main-image {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: var(--radius-2xl);
}

.benefits-stat-card {
  position: absolute;
  bottom: var(--spacing-6);
  left: var(--spacing-6);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-4) var(--spacing-5);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
}

.stat-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-white);
}

.stat-value {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1;
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.description-section {
  background: var(--color-white);
}

.description-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-16);
  align-items: start;
}

.description-sticky {
  position: sticky;
  top: calc(var(--header-height) + var(--spacing-8));
}

.description-image {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-6);
}

.description-quick-facts {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--spacing-5);
}

.quick-fact {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-3) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
}

.quick-fact:last-child {
  border-bottom: none;
}

.quick-fact-label {
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

.quick-fact-value {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

.description-text h3 {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-4);
  margin-top: var(--spacing-8);
}

.description-text h3:first-child {
  margin-top: 0;
}

.description-text p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-4);
}

.usage-section {
  background: linear-gradient(160deg, #0d1117, #1a2744);
  position: relative;
  overflow: hidden;
}

.usage-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(12, 108, 234, 0.15) 0%, transparent 65%);
  pointer-events: none;
}

.usage-section .section-title {
  color: var(--color-white);
}

.usage-section .section-subtitle {
  color: rgba(255, 255, 255, 0.6);
}

.usage-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-6);
  margin-top: var(--spacing-16);
  position: relative;
  z-index: 1;
}

.usage-steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(12.5% + 26px);
  right: calc(12.5% + 26px);
  height: 2px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  opacity: 0.4;
}

.step-card {
  text-align: center;
  position: relative;
}

.step-number {
  width: 64px;
  height: 64px;
  background: var(--color-secondary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin: 0 auto var(--spacing-5);
  position: relative;
  z-index: 1;
  transition: transform var(--transition-spring);
}

.step-card:hover .step-number {
  transform: scale(1.1);
}

.step-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--spacing-2);
}

.step-text {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
  line-height: var(--line-height-relaxed);
}

.ingredients-section {
  background: var(--color-background);
}

.ingredients-header {
  margin-bottom: var(--spacing-12);
  text-align: center;
}

.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-6);
}

.ingredient-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-6);
  border: 1.5px solid var(--color-border);
  transition: all var(--transition-base);
}

.ingredient-card:hover {
  border-color: rgba(12, 108, 234, 0.3);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.ingredient-name {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-2);
}

.ingredient-amount {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
  background: rgba(12, 108, 234, 0.08);
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-3);
  letter-spacing: 0.04em;
}

.ingredient-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.faq-section {
  background: var(--color-white);
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1.5px solid var(--color-border);
}

.faq-item:first-child {
  border-top: 1.5px solid var(--color-border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-4);
  padding: var(--spacing-6) 0;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
  background: none;
  border: none;
}

.faq-question:hover {
  color: var(--color-secondary);
}

.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  color: var(--color-text-secondary);
}

.faq-item.open .faq-icon {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-white);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-answer-inner {
  padding-bottom: var(--spacing-6);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.cta-section {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 300px;
  height: 300px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-full);
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -40px;
  width: 250px;
  height: 250px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-full);
}

.cta-inner {
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-5);
}

.cta-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-10);
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.cta-btn-white {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-5) var(--spacing-10);
  background: var(--color-white);
  color: var(--color-secondary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  transition: all var(--transition-base);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.cta-btn-white:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  color: var(--color-accent);
}

.disclaimer-section {
  background: var(--color-background);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-8) 0;
}

.disclaimer-box {
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-6);
  display: flex;
  gap: var(--spacing-4);
  align-items: flex-start;
}

.disclaimer-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.disclaimer-text {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.site-footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--spacing-12);
  margin-bottom: var(--spacing-12);
}

.footer-brand .brand-name {
  color: var(--color-white);
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-4);
  display: block;
}

.footer-brand .brand-mark {
  margin-bottom: var(--spacing-4);
}

.footer-tagline {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.5);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-6);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-3);
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
}

.footer-contact-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--color-secondary);
  margin-top: 2px;
}

.footer-col-title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: var(--spacing-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.footer-link {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-4);
}

.footer-copy {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom-links {
  display: flex;
  gap: var(--spacing-5);
}

.footer-bottom-link {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.4);
  transition: color var(--transition-fast);
}

.footer-bottom-link:hover {
  color: rgba(255, 255, 255, 0.7);
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.12);
  transform: translateY(100%);
  transition: transform var(--transition-slow);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-banner-inner {
  padding: var(--spacing-6) var(--container-padding);
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-8);
}

.cookie-text-block h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-2);
}

.cookie-text-block p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  max-width: 560px;
}

.cookie-text-block a {
  color: var(--color-secondary);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  flex-shrink: 0;
}

.cookie-btn {
  padding: var(--spacing-3) var(--spacing-5);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  white-space: nowrap;
}

.cookie-btn-accept {
  background: var(--color-secondary);
  color: var(--color-white);
}

.cookie-btn-accept:hover {
  background: var(--color-accent);
}

.cookie-btn-reject {
  background: var(--color-background);
  color: var(--color-text-secondary);
  border: 1.5px solid var(--color-border);
}

.cookie-btn-reject:hover {
  border-color: var(--color-text-secondary);
  color: var(--color-primary);
}

.cookie-btn-settings {
  background: none;
  color: var(--color-secondary);
  border: 1.5px solid var(--color-secondary);
}

.cookie-btn-settings:hover {
  background: rgba(12, 108, 234, 0.06);
}

.cookie-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-6);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.cookie-modal-overlay.visible {
  opacity: 1;
  pointer-events: all;
}

.cookie-modal {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-8);
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-2xl);
}

.cookie-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-6);
}

.cookie-modal-title {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.cookie-modal-close {
  width: 32px;
  height: 32px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  background: none;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.cookie-modal-close:hover {
  border-color: var(--color-text-primary);
  color: var(--color-text-primary);
}

.cookie-modal-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-6);
}

.cookie-category {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-5);
  margin-bottom: var(--spacing-4);
}

.cookie-category-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-2);
}

.cookie-category-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.cookie-category-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--color-border);
  border-radius: var(--radius-full);
  transition: background var(--transition-base);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background: var(--color-white);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.toggle-input:checked + .toggle-slider {
  background: var(--color-secondary);
}

.toggle-input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

.toggle-input:disabled + .toggle-slider {
  cursor: not-allowed;
  opacity: 0.7;
}

.cookie-modal-footer {
  display: flex;
  gap: var(--spacing-3);
  margin-top: var(--spacing-6);
}

.cookie-modal-save {
  flex: 1;
  padding: var(--spacing-3) var(--spacing-6);
  background: var(--color-secondary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cookie-modal-save:hover {
  background: var(--color-accent);
}

.cookie-accept-all-modal {
  flex: 1;
  padding: var(--spacing-3) var(--spacing-6);
  background: var(--color-background);
  color: var(--color-text-primary);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cookie-accept-all-modal:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

.page-hero {
  background: linear-gradient(160deg, #0d1117, #1a2744);
  padding: calc(var(--header-height) + var(--spacing-16)) 0 var(--spacing-16);
  text-align: center;
}

.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--spacing-4);
}

.page-hero-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.6);
}

.policy-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-16) var(--container-padding);
}

.policy-content h2 {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-top: var(--spacing-10);
  margin-bottom: var(--spacing-4);
}

.policy-content h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-top: var(--spacing-6);
  margin-bottom: var(--spacing-3);
}

.policy-content p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-4);
}

.policy-content ul {
  list-style: disc;
  padding-left: var(--spacing-6);
  margin-bottom: var(--spacing-4);
}

.policy-content ul li {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-2);
}

.policy-content a {
  color: var(--color-secondary);
  text-decoration: underline;
}

.policy-content strong {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
}

.policy-updated {
  display: inline-block;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-8);
  padding: var(--spacing-2) var(--spacing-4);
  background: var(--color-background);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
}

.thankyou-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.thankyou-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-24) var(--container-padding);
  text-align: center;
}

.thankyou-card {
  max-width: 540px;
  width: 100%;
}

.thankyou-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-8);
  animation: bounceIn 0.6s var(--transition-spring) both;
}

.thankyou-icon svg {
  width: 40px;
  height: 40px;
  color: var(--color-white);
}

@keyframes bounceIn {
  from {
    opacity: 0;
    transform: scale(0.5);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.thankyou-title {
  font-family: var(--font-display);
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-4);
}

.thankyou-text {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-8);
}

.error-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.error-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-24) var(--container-padding);
  text-align: center;
}

.error-code {
  font-family: var(--font-display);
  font-size: 9rem;
  font-weight: var(--font-weight-bold);
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--spacing-4);
}

.error-title {
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-4);
}

.error-text {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-10);
}

@media (max-width: 1024px) {
  .hero-grid {
    gap: var(--spacing-10);
  }

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

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

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

  .usage-steps::before {
    display: none;
  }

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

  .description-inner {
    grid-template-columns: 1fr;
  }

  .description-sticky {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-6);
    align-items: start;
  }

  .description-image {
    height: 280px;
    margin-bottom: 0;
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
  }

  .main-nav {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-image-wrapper {
    order: -1;
  }


  .hero-image-glow {
    width: 260px;
    height: 260px;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .benefits-image-block {
    order: -1;
  }

  .benefits-main-image {
    height: 340px;
  }

  .usage-steps {
    grid-template-columns: 1fr 1fr;
  }

  .ingredients-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-banner-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-actions {
    flex-wrap: wrap;
    width: 100%;
  }

  .cookie-btn {
    flex: 1;
    min-width: 100px;
    text-align: center;
  }

  .description-sticky {
    grid-template-columns: 1fr;
  }

  .error-code {
    font-size: 6rem;
  }
}

@media (max-width: 480px) {
  .brand-logo span{
    font-size: 1rem;
  }
  .header-inner{
    gap: 0;
  }
  .usage-steps {
    grid-template-columns: 1fr;
  }

  .hero-badges {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-price-block {
    flex-wrap: wrap;
  }
}