@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;0,9..40,800;1,9..40,400&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --color-bg: #f4fafa;
  --color-surface: #ffffff;
  --color-surface-alt: #e8f5f4;
  --color-glass: rgba(255, 255, 255, 0.85);
  --color-glass-border: rgba(45, 181, 176, 0.15);

  --color-brand-primary: #2db5b0;
  --color-brand-dark: #1a8a86;
  --color-brand-light: #5fd4cf;
  --color-brand-accent: #e53935;
  --color-text-main: #1a2e2d;
  --color-text-muted: #5a7371;
  --color-border: rgba(26, 46, 45, 0.1);

  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --radius-pill: 100px;

  --shadow-soft: 0 4px 24px rgba(45, 181, 176, 0.12);
  --shadow-card: 0 8px 40px rgba(26, 46, 45, 0.08);
  --transition: all 0.35s cubic-bezier(0.23, 1, 0.32, 1);
}

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

body {
  background-color: var(--color-bg);
  color: var(--color-text-main);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  letter-spacing: -0.02em;
  color: var(--color-text-main);
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Promo & Ad Badge */
.prominent-ad-badge {
  background: var(--color-text-main);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.68rem;
  text-align: center;
  padding: 0.45rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.promo-bar {
  background: linear-gradient(90deg, var(--color-brand-dark), var(--color-brand-primary));
  color: #fff;
  padding: 0.7rem 0;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.promo-grid {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Anchor offsets (fixed header) */
section[id],
[id="order"] {
  scroll-margin-top: 5.5rem;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1rem 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

header.scrolled {
  box-shadow: var(--shadow-soft);
  padding: 0.75rem 0;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.logo span {
  color: var(--color-brand-primary);
}

.desktop-nav {
  display: none;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .desktop-nav { display: flex; }
}

.desktop-nav a:not(.btn) {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.desktop-nav a:not(.btn):hover {
  color: var(--color-brand-primary);
}

.mobile-menu-btn {
  background: none;
  border: none;
  color: var(--color-text-main);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
}

@media (min-width: 1024px) {
  .mobile-menu-btn { display: none; }
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(255, 255, 255, 0.98);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 2rem;
}

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

.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
}

.mobile-menu a:hover {
  color: var(--color-brand-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--color-brand-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(45, 181, 176, 0.35);
}

.btn-primary:hover {
  background: var(--color-brand-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(45, 181, 176, 0.4);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-brand-dark);
  border: 2px solid var(--color-brand-primary);
}

.btn-secondary:hover {
  background: var(--color-surface-alt);
}

.btn-accent {
  background: var(--color-brand-accent);
  color: #fff;
}

/* Sections */
section {
  padding: 5rem 0;
}

.hero {
  padding-top: 8rem;
  background: linear-gradient(160deg, var(--color-surface-alt) 0%, var(--color-bg) 50%, #fff 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(45, 181, 176, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
}

@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr 1fr; }
}

.hero-title {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  color: var(--color-brand-primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
  display: block;
}

.text-lead {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 540px;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

/* Cards */
.ingredient-card,
.benefit-card,
.scientific-ref-card,
.purchase-card,
.faq-item,
.editorial-block,
.contact-card,
.legal-content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: var(--transition);
  box-shadow: var(--shadow-card);
}

.ingredient-card:hover,
.benefit-card:hover {
  border-color: var(--color-brand-primary);
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

/* Grids */
.ingredients-grid,
.benefits-grid,
.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

/* Trust Bar */
.trust-bar {
  padding: 2rem 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  color: var(--color-brand-dark);
  font-size: 0.95rem;
}

.trust-icon {
  width: 28px;
  height: 28px;
  background: var(--color-brand-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* Lifestyle */
.lifestyle-section {
  background: var(--color-surface);
}

.lifestyle-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .lifestyle-grid { grid-template-columns: 1fr 1fr; }
}

.image-mask-organic {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
}

.image-mask-organic img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

/* Product badge */
.product-badge {
  display: inline-block;
  background: var(--color-brand-accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-sm);
  margin-top: 1rem;
}

/* Order Section */
.purchase-section {
  background: linear-gradient(180deg, var(--color-surface-alt) 0%, var(--color-bg) 100%);
}

.purchase-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding: 2.5rem;
}

@media (min-width: 1024px) {
  .purchase-card { grid-template-columns: 1fr 1.2fr; }
}

.current-price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-brand-primary);
}

.original-price {
  font-size: 1.25rem;
  text-decoration: line-through;
  color: var(--color-text-muted);
  margin-left: 0.75rem;
}

.order-form-container {
  background: var(--color-surface-alt);
  padding: 2rem;
  border-radius: var(--radius-md);
}

.order-form-control {
  width: 100%;
  padding: 1rem 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-main);
  font-family: var(--font-body);
  font-size: 1rem;
  margin-bottom: 1rem;
  transition: var(--transition);
}

.order-form-control:focus {
  outline: none;
  border-color: var(--color-brand-primary);
  box-shadow: 0 0 0 3px rgba(45, 181, 176, 0.15);
}

.order-form-control::placeholder {
  color: var(--color-text-muted);
}

.order-highlight {
  background: rgba(45, 181, 176, 0.1);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--color-brand-dark);
  font-weight: 600;
  font-size: 0.9rem;
}

/* FAQ */
.faq-section {
  background: var(--color-surface);
}

.faq-item {
  margin-bottom: 0.75rem;
  padding: 0;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 1.5rem 2rem;
  background: none;
  border: none;
  color: var(--color-text-main);
  text-align: left;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  gap: 1rem;
}

.faq-icon {
  color: var(--color-brand-primary);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-inner {
  padding: 0 2rem 1.5rem;
  color: var(--color-text-muted);
}

/* Footer */
footer {
  background: var(--color-text-main);
  color: #fff;
  padding: 5rem 0 2rem;
}

footer .logo {
  color: #fff;
}

footer .logo span {
  color: var(--color-brand-light);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 3rem;
}

.footer-grid h4 {
  color: #fff;
  margin-bottom: 1.25rem;
  font-size: 1rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.65);
  display: block;
  margin-bottom: 0.6rem;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--color-brand-light);
}

.footer-contact p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.footer-contact a {
  color: var(--color-brand-light);
}

.footer-contact a:hover {
  color: #fff;
}

.footer-bottom {
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8rem;
  margin-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
}

/* Subpages */
.page-hero {
  padding: 8rem 0 3rem;
  background: linear-gradient(160deg, var(--color-surface-alt), var(--color-bg));
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 0.75rem;
}

.page-hero p {
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.legal-content {
  max-width: 800px;
  margin: 0 auto 4rem;
}

.legal-content h2 {
  font-size: 1.35rem;
  margin: 2rem 0 0.75rem;
  color: var(--color-brand-dark);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p,
.legal-content li {
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.legal-content ul {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.contact-card h3 {
  color: var(--color-brand-dark);
  margin-bottom: 0.75rem;
}

.contact-card p {
  color: var(--color-text-muted);
}

.contact-card a {
  color: var(--color-brand-primary);
  font-weight: 600;
}

.contact-card a:hover {
  color: var(--color-brand-dark);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: all 0.7s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.prose p {
  margin-bottom: 1rem;
}

.prose ul {
  padding-left: 1.25rem;
  margin-bottom: 1rem;
}

.prose li {
  margin-bottom: 0.4rem;
  color: var(--color-text-muted);
}