:root {
  --color-primary: rgb(31, 31, 32);
  --color-secondary: rgb(216, 194, 0);
  --color-accent: rgb(43, 8, 88);
  --color-bg: #F9FAFB;
  --color-text-primary: #111827;
  --color-text-secondary: #6B7280;
  --color-white: #ffffff;
  --color-border: #E5E7EB;
  --color-success: #059669;
  --color-error: #DC2626;
  --color-overlay: rgba(31, 31, 32, 0.85);

  --font-base: 'Inter', 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  --font-size-4xl: 3rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  --line-height-tight: 1.2;
  --line-height-snug: 1.4;
  --line-height-base: 1.6;
  --line-height-relaxed: 1.8;

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-sm: 0 1px 6px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.13);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
  --shadow-accent: 0 4px 20px rgba(216,194,0,0.25);

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

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

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  --container-max: 1200px;
  --header-h: 72px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

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: 90%;
  max-width: var(--container-max);
  margin: 0 auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  transition: background var(--transition-base), color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
  text-align: center;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: rgb(196, 174, 0);
  box-shadow: 0 6px 28px rgba(216,194,0,0.35);
  transform: translateY(-1px);
}

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

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

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

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-md);
  border-radius: var(--radius-md);
}

.section-label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.section-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section-desc {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  max-width: 640px;
}

section {
  padding: var(--space-20) 0;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ── HEADER ─────────────────────────────────────────── */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  height: var(--header-h);
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--transition-base);
}
.site-header .container{
  height: 100%;
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

.brand-name {
  font-size: 1rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1;
  padding-right: 4px;
}

.brand-name span {
  color: var(--color-secondary);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

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

.nav-link .nav-arrow {
  font-size: 10px;
  transition: transform var(--transition-base);
}

.nav-item:hover .nav-arrow {
  transform: rotate(180deg);
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  min-width: 200px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
  z-index: 100;
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  border-radius: var(--radius-xs);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-dropdown a:hover {
  background: var(--color-bg);
  color: var(--color-accent);
}

.header-cta {
  margin-left: var(--space-4);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

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

/* ── HERO ─────────────────────────────────────────────── */

.hero {
  margin-top: var(--header-h);
  background: var(--color-primary);
  padding: var(--space-20) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(216,194,0,0.12) 0%, transparent 70%);
  pointer-events: none;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(216,194,0,0.15);
  border: 1px solid rgba(216,194,0,0.3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}

.hero-badge i {
  font-size: 12px;
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  color: var(--color-white);
  margin-bottom: var(--space-5);
}

.hero-title .product-name {
  color: var(--color-secondary);
}

.hero-desc {
  font-size: var(--font-size-md);
  color: rgba(255,255,255,0.75);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-8);
  max-width: 480px;
}

.hero-price-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.price-old {
  font-size: var(--font-size-lg);
  color: rgba(255,255,255,0.45);
  text-decoration: line-through;
}

.price-new {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-secondary);
  line-height: 1;
}

.price-discount {
  background: var(--color-secondary);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

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

.hero-image-wrap::before {
  content: '';
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(216,194,0,0.18) 0%, transparent 70%);
}

.hero-img {
  width: 100%;
  max-width: 460px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  position: relative;
  z-index: 1;
}

/* ── HERO FORM ──────────────────────────────────────── */

.hero-form-card {
  backdrop-filter: blur(8px);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  max-width: 440px;
}

.hero-form-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--space-6);
}

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

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: rgba(255,255,255,0.8);
  margin-bottom: var(--space-2);
}

.form-label.dark {
  color: var(--color-text-primary);
}

.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
  outline: none;
}

.form-control::placeholder {
  color: rgba(255,255,255,0.35);
}

.form-control:focus {
  border-color: var(--color-secondary);
  background: rgba(255,255,255,0.12);
  box-shadow: 0 0 0 3px rgba(216,194,0,0.2);
}

.form-control.error {
  border-color: var(--color-error);
}

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

.form-control.dark-input {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
}

.form-control.dark-input::placeholder {
  color: var(--color-text-secondary);
}

.form-control.dark-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(43,8,88,0.1);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

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

.field-error.visible {
  display: flex;
}

.check-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.check-group input[type="checkbox"] {
  appearance: none;
  width: 18px;
  height: 18px;
  min-width: 18px;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: var(--radius-xs);
  background: transparent;
  cursor: pointer;
  position: relative;
  margin-top: 2px;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.check-group input[type="checkbox"]:checked {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
}

.check-group input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 5px;
  width: 5px;
  height: 9px;
  border: 2px solid var(--color-primary);
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}

.check-group.dark input[type="checkbox"] {
  border-color: var(--color-border);
}

.check-group.dark input[type="checkbox"]:checked {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.check-group.dark input[type="checkbox"]:checked::after {
  border-color: var(--color-white);
}

.check-label {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.65);
  line-height: var(--line-height-snug);
}

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

.check-group.dark .check-label {
  color: var(--color-text-secondary);
}

.check-group.dark .check-label a {
  color: var(--color-accent);
}

/* ── FEATURES ────────────────────────────────────────── */

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

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

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.feature-card {
  padding: var(--space-6);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(216,194,0,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  font-size: 22px;
  color: var(--color-accent);
  transition: background var(--transition-base), color var(--transition-base);
}

.feature-card:hover .feature-icon {
  background: var(--color-secondary);
  color: var(--color-primary);
}

.feature-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

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

/* ── COMPOSITION ─────────────────────────────────────── */

.composition {
  background: var(--color-bg);
}

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

.ingredient-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.ingredient-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  align-items: flex-start;
}

.ingredient-num {
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-secondary);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ingredient-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

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

/* ── BENEFITS ─────────────────────────────────────────── */

.benefits {
  background: var(--color-primary);
  position: relative;
  overflow: hidden;
}

.benefits::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(216,194,0,0.08) 0%, transparent 60%);
  pointer-events: none;
}

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

.benefits .section-desc {
  color: rgba(255,255,255,0.65);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.benefit-card {
  padding: var(--space-8) var(--space-6);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  text-align: center;
  transition: background var(--transition-base), transform var(--transition-base);
}

.benefit-card:hover {
  background: rgba(255,255,255,0.09);
  transform: translateY(-4px);
}

.benefit-icon {
  font-size: 36px;
  color: var(--color-secondary);
  margin-bottom: var(--space-4);
}

.benefit-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--space-3);
}

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

/* ── DETAIL ──────────────────────────────────────────── */

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

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

.detail-content .section-desc {
  margin-bottom: var(--space-6);
}

.detail-points {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.detail-point {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.detail-point i {
  color: var(--color-secondary);
  font-size: 18px;
  margin-top: 2px;
  min-width: 18px;
}

.detail-img-wrap {
  position: relative;
}

.detail-img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

/* ── USAGE / INSTRUCTION ─────────────────────────────── */

.usage {
  background: var(--color-bg);
}

.usage-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
  position: relative;
}

.usage-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--color-secondary);
  opacity: 0.3;
  z-index: 0;
}

.usage-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-secondary);
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  box-shadow: var(--shadow-accent);
}

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

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

/* ── FAQ ─────────────────────────────────────────────── */

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

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

.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition-base);
}

.faq-item.open {
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  cursor: pointer;
  background: var(--color-white);
  transition: background var(--transition-fast);
  width: 100%;
  text-align: left;
}

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

.faq-icon {
  width: 24px;
  height: 24px;
  min-width: 24px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--color-text-secondary);
  transition: transform var(--transition-base), background var(--transition-base), border-color var(--transition-base), color var(--transition-base);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-primary);
}

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

.faq-answer-inner {
  padding: 0 var(--space-6) var(--space-5);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* ── LEGAL ────────────────────────────────────────────── */

.legal-info {
  background: var(--color-bg);
}

.legal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.legal-card {
  padding: var(--space-6);
}

.legal-card-icon {
  font-size: 28px;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.legal-card-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

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

/* ── DISCLAIMER ──────────────────────────────────────── */

.disclaimer {
  background: rgba(43,8,88,0.04);
  border-top: 1px solid rgba(43,8,88,0.1);
  border-bottom: 1px solid rgba(43,8,88,0.1);
  padding: var(--space-10) 0;
}

.disclaimer-inner {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  max-width: 860px;
  margin: 0 auto;
}

.disclaimer-icon {
  font-size: 32px;
  color: var(--color-accent);
  min-width: 36px;
  margin-top: 2px;
}

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

.disclaimer-text strong {
  color: var(--color-primary);
  display: block;
  font-size: var(--font-size-base);
  margin-bottom: var(--space-2);
}

/* ── CTA ─────────────────────────────────────────────── */

.cta-section {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 60%);
  padding: var(--space-20) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(216,194,0,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  margin-bottom: var(--space-4);
  line-height: var(--line-height-tight);
}

.cta-desc {
  font-size: var(--font-size-md);
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--space-8);
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
  line-height: var(--line-height-relaxed);
}

.cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ── FOOTER ──────────────────────────────────────────── */

.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,0.65);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

.footer-brand-name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--space-3);
}

.footer-brand-name span {
  color: var(--color-secondary);
}

.footer-tagline {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-5);
  max-width: 280px;
}

.footer-contact p {
  font-size: var(--font-size-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.footer-contact a:hover {
  color: var(--color-secondary);
}

.footer-col-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--space-5);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

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

.footer-col ul li a:hover {
  color: var(--color-secondary);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

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

.footer-policy-links {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

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

.footer-policy-links a:hover {
  color: var(--color-secondary);
}

/* ── COOKIE BANNER ───────────────────────────────────── */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--color-white);
  border-top: 3px solid var(--color-secondary);
  box-shadow: 0 -4px 32px rgba(0,0,0,0.15);
  transform: translateY(100%);
  transition: transform var(--transition-slow);
}

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

.cookie-banner-inner {
  padding: var(--space-6) var(--space-8);
  display: flex;
  gap: var(--space-8);
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
}

.cookie-text {
  flex: 1;
  min-width: 260px;
}

.cookie-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

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

.cookie-desc a {
  color: var(--color-accent);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  align-items: center;
  align-self: center;
}

.cookie-settings-panel {
  display: none;
  padding: var(--space-5) var(--space-8);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.cookie-settings-panel.open {
  display: block;
}

.cookie-category {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-6);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
}

.cookie-category:last-child {
  border-bottom: none;
}

.cookie-cat-info p {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.cookie-cat-info span {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

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

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

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

.toggle-track::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-white);
  top: 3px;
  left: 3px;
  box-shadow: var(--shadow-xs);
  transition: transform var(--transition-base);
}

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

.toggle-switch input:checked + .toggle-track::after {
  transform: translateX(20px);
}

.toggle-switch input:disabled + .toggle-track {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ── POLICY PAGES ─────────────────────────────────────── */

.policy-hero {
  margin-top: var(--header-h);
  background: var(--color-primary);
  padding: var(--space-16) 0;
  text-align: center;
}

.policy-hero-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  margin-bottom: var(--space-3);
}

.policy-hero-sub {
  font-size: var(--font-size-base);
  color: rgba(255,255,255,0.65);
}

.policy-content {
  padding: var(--space-20) 0;
  background: var(--color-bg);
}

.policy-inner {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-12);
  align-items: start;
}

.policy-toc {
  position: sticky;
  top: calc(var(--header-h) + var(--space-6));
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}

.policy-toc-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.policy-toc ul li a {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
}

.policy-toc ul li:last-child a {
  border-bottom: none;
}

.policy-toc ul li a:hover {
  color: var(--color-accent);
}

.policy-body h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin: var(--space-10) 0 var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.policy-body h2:first-child {
  border-top: none;
  margin-top: 0;
}

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

.policy-body ul, .policy-body ol {
  list-style: disc;
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

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

.policy-body ol {
  list-style: decimal;
}

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

.policy-body a {
  color: var(--color-accent);
  text-decoration: underline;
}

.info-box {
  background: rgba(43,8,88,0.05);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-sm);
  padding: var(--space-5) var(--space-6);
  margin-bottom: var(--space-6);
}

.info-box p {
  margin-bottom: 0;
}

/* ── THANK YOU ────────────────────────────────────────── */

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

.thankyou-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-20) var(--space-4);
  margin-top: var(--header-h);
  background: var(--color-bg);
}

.thankyou-card {
  max-width: 520px;
  padding: var(--space-16) var(--space-12);
  text-align: center;
}

.thankyou-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(216,194,0,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  font-size: 36px;
  color: var(--color-secondary);
}

.thankyou-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

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

/* ── NOT FOUND ────────────────────────────────────────── */

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

.notfound-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-20) var(--space-4);
  margin-top: var(--header-h);
  background: var(--color-bg);
  text-align: center;
}

.notfound-code {
  font-size: 9rem;
  font-weight: var(--font-weight-extrabold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-4);
  position: relative;
}

.notfound-code span {
  color: var(--color-secondary);
}

.notfound-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.notfound-desc {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  max-width: 440px;
  margin-left: auto;
  margin-right: auto;
}

/* ── CONTACT FORM (standalone) ───────────────────────── */

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

.contact-form-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.contact-info-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: var(--radius-sm);
  background: rgba(216,194,0,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--color-accent);
}

.contact-info-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-1);
}

.contact-info-val {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

/* ── RESPONSIVE ──────────────────────────────────────── */

@media (max-width: 1024px) {
  :root {
    --font-size-4xl: 2.5rem;
    --font-size-3xl: 2rem;
  }

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

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

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

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

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

@media (max-width: 900px) {
  :root {
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
    --font-size-2xl: 1.5rem;
  }

  section {
    padding: var(--space-16) 0;
  }

  .header-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    padding: var(--space-4);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
    overflow-y: auto;
    max-height: calc(100vh - var(--header-h));
  }

  .header-nav.mobile-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
  }

  .nav-link {
    padding: var(--space-3) var(--space-4);
    border-radius: 0;
    border-bottom: 1px solid var(--color-border);
    font-size: var(--font-size-base);
  }

  .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-radius: 0;
    background: var(--color-bg);
    display: none;
  }

  .nav-item.mobile-dd-open .nav-dropdown {
    display: block;
  }

  .nav-dropdown a {
    border-radius: 0;
    border-bottom: 1px solid var(--color-border);
    padding-left: var(--space-8);
  }

  .header-cta {
    margin: var(--space-4) 0 0;
    padding: 0 var(--space-2);
  }

  .header-cta .btn {
    width: 100%;
    justify-content: center;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .hero-title {
    font-size: var(--font-size-3xl);
  }

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

  .hero-img {
    max-width: 320px;
    margin: 0 auto;
  }

  .hero-form-card {
    max-width: 100%;
  }

  .features-inner,
  .composition-inner,
  .detail-inner,
  .faq-inner,
  .contact-form-inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

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

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

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

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

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

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

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

  .policy-toc {
    position: static;
  }

  .cookie-banner-inner {
    padding: var(--space-5) var(--space-4);
  }

  .cookie-settings-panel {
    padding: var(--space-4);
  }

  .cta-actions {
    flex-direction: column;
  }

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

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

  .thankyou-card {
    padding: var(--space-10) var(--space-6);
  }
}