:root {
  --color-primary: rgb(31, 31, 32);
  --color-secondary: rgb(235, 68, 38);
  --color-accent: rgb(4, 68, 60);
  --color-bg: #F9FAFB;
  --color-text-primary: #111827;
  --color-text-secondary: #6B7280;
  --color-white: #ffffff;
  --color-border: #E5E7EB;
  --color-input-bg: #ffffff;
  --color-success: #10B981;
  --color-error: #EF4444;
  --color-overlay: rgba(31,31,32,0.72);
  --color-card-bg: #ffffff;
  --color-hero-bg: rgb(31,31,32);

  --font-family-base: 'Inter', 'Segoe UI', Arial, 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-base: 1.6;
  --line-height-relaxed: 1.8;

  --shadow-sm: 0 1px 3px rgba(31,31,32,0.08);
  --shadow-md: 0 4px 16px rgba(31,31,32,0.12);
  --shadow-lg: 0 8px 32px rgba(31,31,32,0.16);
  --shadow-card: 0 2px 12px rgba(31,31,32,0.09);
  --shadow-focus: 0 0 0 3px rgba(235,68,38,0.22);

  --radius-sm: 6px;
  --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-height: 70px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background: var(--color-bg);
  line-height: var(--line-height-base);
  min-height: 100vh;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

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

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.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;
}

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-primary);
  z-index: 1000;
  box-shadow: var(--shadow-md);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.brand-logo-img {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

.brand-name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  letter-spacing: -0.02em;
}

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

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  color: rgba(255,255,255,0.82);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-secondary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

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

.nav-link:hover::after {
  transform: scaleX(1);
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-secondary);
  color: var(--color-white);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-btn:hover {
  background: #d63920;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.burger-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--color-primary);
  z-index: 999;
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
}

.mobile-nav.open {
  display: block;
}

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

.mobile-nav-link {
  color: rgba(255,255,255,0.85);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: block;
  transition: color var(--transition-fast);
}

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

.mobile-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: var(--color-secondary);
  color: var(--color-white);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-top: var(--space-4);
  width: 100%;
  transition: background var(--transition-fast);
}

.mobile-nav-btn:hover {
  background: #d63920;
}

/* ===== HERO ===== */
.hero-section {
  background: var(--color-hero-bg);
  color: var(--color-white);
  padding-top: calc(var(--header-height) + var(--space-20));
  padding-bottom: var(--space-20);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(235,68,38,0.13) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  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);
  background: rgba(235,68,38,0.15);
  border: 1px solid rgba(235,68,38,0.35);
  color: #f99;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-5);
  letter-spacing: -0.03em;
}

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

.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);
}

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

.hero-price-current {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-secondary);
}

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

.hero-price-badge {
  background: var(--color-accent);
  color: #a7f3d0;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.hero-image-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  position: relative;
}

.hero-image-wrap::before {
  content: '';
  position: absolute;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(235,68,38,0.12), transparent 70%);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero-product-img {
  width: 280px;
  height: 280px;
  object-fit: contain;
  border-radius: var(--radius-lg);
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
}

.hero-trust-badges {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.75);
  font-weight: var(--font-weight-medium);
}

.trust-badge i {
  color: var(--color-secondary);
  font-size: var(--font-size-sm);
}

/* ===== ORDER FORM ===== */
.order-form-section {
  background: var(--color-hero-bg);
  padding-bottom: var(--space-24);
}

.order-form-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
  backdrop-filter: blur(8px);
}

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

.form-subtitle {
  color: rgba(255,255,255,0.6);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-8);
}

.order-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: rgba(255,255,255,0.8);
}

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

.form-input,
.form-textarea {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  color: var(--color-white);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  outline: none;
  width: 100%;
}

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

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-secondary);
  background: rgba(255,255,255,0.1);
  box-shadow: var(--shadow-focus);
}

.form-input.is-error,
.form-textarea.is-error {
  border-color: var(--color-error);
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
}

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

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

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

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

.form-checkbox-label {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.7);
  line-height: var(--line-height-base);
}

.form-checkbox-label a {
  color: var(--color-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.form-checkbox-label a:hover {
  color: #f99;
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  background: var(--color-secondary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-full);
  padding: var(--space-4) var(--space-10);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  letter-spacing: 0.02em;
  align-self: flex-start;
}

.btn-submit:hover {
  background: #d63920;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(235,68,38,0.35);
}

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

/* ===== SECTIONS ===== */
.section {
  padding: var(--space-20) 0;
}

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

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

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

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

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

.section-dark .section-tag {
  color: rgba(255,255,255,0.55);
}

.section-accent .section-tag {
  color: rgba(255,255,255,0.65);
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.section-desc {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-inline: auto;
  line-height: var(--line-height-relaxed);
}

.section-dark .section-desc,
.section-accent .section-desc {
  color: rgba(255,255,255,0.72);
}

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.feature-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: transform var(--transition-base), box-shadow 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 {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

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

.feature-icon {
  width: 52px;
  height: 52px;
  background: rgba(235,68,38,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  font-size: 1.5rem;
  color: var(--color-secondary);
}

.feature-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-3);
}

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

/* ===== PRODUCT DETAIL ===== */
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.product-detail-img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.product-detail-content .section-title {
  text-align: left;
  margin-bottom: var(--space-5);
}

.product-detail-content .section-tag {
  text-align: left;
}

.product-detail-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

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

.product-detail-item-icon {
  width: 36px;
  height: 36px;
  background: rgba(4,68,60,0.12);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: var(--font-size-base);
  flex-shrink: 0;
  margin-top: 2px;
}

.product-detail-item-text {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  line-height: var(--line-height-base);
}

.product-detail-item-text strong {
  display: block;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
}

/* ===== BENEFITS ===== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition: background var(--transition-base);
}

.benefit-item:hover {
  background: rgba(255,255,255,0.1);
}

.benefit-icon {
  width: 44px;
  height: 44px;
  background: rgba(235,68,38,0.18);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #f88;
  font-size: var(--font-size-md);
  flex-shrink: 0;
}

.benefit-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--space-1);
}

.benefit-desc {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.65);
  line-height: var(--line-height-base);
}

/* ===== HOW TO USE ===== */
.steps-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  max-width: 720px;
  margin-inline: auto;
}

.step-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  transition: box-shadow var(--transition-base);
}

.step-item:hover {
  box-shadow: var(--shadow-md);
}

.step-number {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-extrabold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-content .step-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
}

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

/* ===== LEGAL ===== */
.legal-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.legal-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: var(--space-6);
}

.legal-card-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.legal-card-title i {
  color: var(--color-secondary);
}

.legal-card-text {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.65);
  line-height: var(--line-height-relaxed);
}

/* ===== COMPOSITION ===== */
.composition-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.ingredient-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.ingredient-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.ingredient-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-4);
  display: block;
}

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

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

/* ===== FAQ ===== */
.faq-list {
  max-width: 760px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  text-align: left;
  gap: var(--space-4);
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: rgba(235,68,38,0.04);
}

.faq-question i {
  font-size: var(--font-size-md);
  color: var(--color-secondary);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.faq-item.open .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  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);
  border-top: 1px solid var(--color-border);
}

.faq-item.open .faq-answer {
  display: block;
}

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  padding: var(--space-20) 0;
  text-align: center;
}

.cta-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.cta-desc {
  color: rgba(255,255,255,0.75);
  font-size: var(--font-size-md);
  margin-bottom: var(--space-8);
  max-width: 500px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-secondary);
  color: var(--color-white);
  padding: var(--space-4) var(--space-12);
  border-radius: var(--radius-full);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.btn-cta:hover {
  background: #d63920;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(235,68,38,0.4);
}

/* ===== DISCLAIMER ===== */
.disclaimer-section {
  background: var(--color-bg);
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-border);
}

.disclaimer-box {
  background: #FEF3C7;
  border: 1px solid #FCD34D;
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-6);
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.disclaimer-icon {
  color: #D97706;
  font-size: var(--font-size-xl);
  flex-shrink: 0;
  margin-top: 2px;
}

.disclaimer-text {
  font-size: var(--font-size-sm);
  color: #92400E;
  line-height: var(--line-height-relaxed);
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,0.7);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-12);
  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-desc {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-5);
}

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

.footer-contact-item i {
  color: var(--color-secondary);
}

.footer-col-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-5);
}

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

.footer-link {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.65);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  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(255,255,255,0.45);
}

.footer-legal-links {
  display: flex;
  gap: var(--space-5);
  flex-wrap: wrap;
}

.footer-legal-link {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.45);
  transition: color var(--transition-fast);
}

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

/* ===== COOKIE BANNER ===== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-primary);
  color: rgba(255,255,255,0.85);
  z-index: 2000;
  padding: var(--space-6);
  box-shadow: 0 -4px 24px rgba(0,0,0,0.25);
  transform: translateY(100%);
  transition: transform var(--transition-slow);
}

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

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

.cookie-text {
  flex: 1;
  min-width: 260px;
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
}

.cookie-text a {
  color: var(--color-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

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

.btn-cookie-accept {
  background: var(--color-secondary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.btn-cookie-accept:hover {
  background: #d63920;
}

.btn-cookie-reject {
  background: transparent;
  color: rgba(255,255,255,0.75);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.btn-cookie-reject:hover {
  border-color: rgba(255,255,255,0.6);
  color: var(--color-white);
}

.btn-cookie-settings {
  background: transparent;
  color: rgba(255,255,255,0.6);
  border: none;
  font-size: var(--font-size-xs);
  cursor: pointer;
  text-decoration: underline;
  padding: var(--space-2) 0;
  transition: color var(--transition-fast);
}

.btn-cookie-settings:hover {
  color: var(--color-white);
}

/* ===== COOKIE MODAL ===== */
.cookie-modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}

.cookie-modal-overlay.open {
  display: flex;
}

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

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

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

.cookie-category {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-4);
}

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

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

.cookie-category-desc {
  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-slider {
  position: absolute;
  inset: 0;
  background: #D1D5DB;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-base);
}

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

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

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

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

.cookie-modal-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

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

.btn-cookie-save:hover {
  background: #d63920;
}

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

.btn-cookie-accept-all:hover {
  background: #035045;
}

/* ===== POLICY PAGES ===== */
.policy-hero {
  background: var(--color-primary);
  color: var(--color-white);
  padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-16);
  text-align: center;
}

.policy-hero-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  letter-spacing: -0.02em;
}

.policy-hero-meta {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.55);
  margin-top: var(--space-3);
}

.policy-content {
  max-width: 820px;
  margin-inline: auto;
  padding: var(--space-16) var(--space-6);
}

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

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

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

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

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

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

.policy-content a {
  color: var(--color-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.policy-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-6);
  font-size: var(--font-size-sm);
}

.policy-content th, .policy-content td {
  border: 1px solid var(--color-border);
  padding: var(--space-3) var(--space-4);
  text-align: left;
  color: var(--color-text-secondary);
}

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

/* ===== THANK YOU / ERROR PAGES ===== */
.status-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-8);
  background: var(--color-bg);
}

.status-icon {
  font-size: 5rem;
  margin-bottom: var(--space-6);
}

.status-icon-success {
  color: var(--color-success);
}

.status-icon-error {
  color: var(--color-secondary);
}

.status-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.status-desc {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  max-width: 480px;
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-8);
}

.btn-home {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.btn-home:hover {
  background: var(--color-secondary);
  transform: translateY(-2px);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .hero-grid {
    gap: var(--space-10);
  }

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

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

@media (max-width: 768px) {
  :root {
    --font-size-4xl: 2.25rem;
    --font-size-3xl: 1.875rem;
    --font-size-2xl: 1.5rem;
  }

  .nav-list {
    display: none;
  }

  .burger-btn {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

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

  .hero-product-img {
    width: 220px;
    height: 220px;
  }

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

  .product-detail-img {
    height: 300px;
  }

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

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

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

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

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

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

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

  .cta-title {
    font-size: var(--font-size-2xl);
  }
}

@media (max-width: 480px) {
  .brand-name{
    font-size: 1rem;
  }
  table th,td{
    font-size: 0.6rem;
    padding: 0.4rem !important;
  }
  .container {
    padding-inline: var(--space-4);
  }

  .hero-section {
    padding-top: calc(var(--header-height) + var(--space-12));
    padding-bottom: var(--space-12);
  }

  .section {
    padding: var(--space-12) 0;
  }

  .hero-title {
    font-size: 1.9rem;
  }

  .btn-submit {
    width: 100%;
  }

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