/* ============================================
   NAKED & NOURISH — Brand Design System
   ============================================ */

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

/* --- CSS Variables --- */
:root {
  --deep-green: #2A4A36;
  --sage: #7EA882;
  --sage-light: #C8D8C4;
  --sand: #C4B49A;
  --sand-light: #D4C8B2;
  --cream: #FAFAF8;
  --warm-white: #F5F3EF;
  --text-dark: #2A4A36;
  --text-body: #4A5A4F;
  --text-muted: #6B6B68;
  --border-light: #E8E4DE;
  --font-serif: 'DM Serif Display', Georgia, serif;
  --font-sans: 'DM Sans', 'Helvetica Neue', Helvetica, sans-serif;
  --max-width: 1200px;
  --section-padding: 100px 0;
  --transition: all 0.3s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  color: var(--text-body);
  background: var(--cream);
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

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

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

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--text-dark);
  line-height: 1.2;
  font-weight: 400;
}

h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.15rem; }

p {
  max-width: 680px;
  margin-bottom: 1rem;
}

.text-center { text-align: center; }
.text-center p { margin-left: auto; margin-right: auto; }

.section-label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 1rem;
  display: block;
}

.section-divider {
  width: 60px;
  height: 1px;
  background: var(--sage);
  margin: 1.5rem auto;
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-padding);
}

.section--cream { background: var(--cream); }
.section--white { background: #fff; }
.section--green { background: var(--deep-green); color: var(--cream); }
.section--green h2,
.section--green h3,
.section--green h4 { color: var(--cream); }
.section--green .section-label { color: var(--sage-light); }
.section--warm { background: var(--warm-white); }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 16px 40px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn--primary {
  background: var(--deep-green);
  color: var(--cream);
}

.btn--primary:hover {
  background: #1E3A28;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(42, 74, 54, 0.25);
}

.btn--secondary {
  background: transparent;
  color: var(--deep-green);
  border: 1.5px solid var(--deep-green);
}

.btn--secondary:hover {
  background: var(--deep-green);
  color: var(--cream);
}

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

.btn--sage:hover {
  background: #6E9872;
  transform: translateY(-2px);
}

.btn--white {
  background: var(--cream);
  color: var(--deep-green);
}

.btn--white:hover {
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.btn--small {
  padding: 12px 28px;
  font-size: 0.8rem;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(250, 250, 248, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.nav--scrolled {
  border-bottom-color: var(--border-light);
  box-shadow: 0 2px 20px rgba(0,0,0,0.04);
}

.nav__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 24px;
}

.nav__logo img {
  height: 36px;
  width: auto;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav__links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-dark);
  letter-spacing: 0.5px;
  transition: var(--transition);
  position: relative;
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--sage);
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--sage);
  transition: width 0.3s ease;
}

.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

/* Region Toggle */
.region-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid var(--border-light);
  background: transparent;
  transition: var(--transition);
}

.region-toggle:hover {
  border-color: var(--sage);
  color: var(--text-dark);
}

.region-toggle__flag {
  font-size: 1rem;
  line-height: 1;
}

/* Mobile Menu */
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
  background: none;
  border: none;
}

.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
  padding: 160px 0 120px;
  text-align: center;
  background: linear-gradient(180deg, var(--cream) 0%, var(--warm-white) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 140%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(126, 168, 130, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.hero h1 {
  margin-bottom: 1.5rem;
  position: relative;
}

.hero h1 em {
  font-style: italic;
  color: var(--sage);
}

.hero__subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}

.hero__cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero__trust {
  display: flex;
  gap: 32px;
  justify-content: center;
  align-items: center;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.hero__trust-item {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero__trust-item svg {
  width: 18px;
  height: 18px;
  stroke: var(--sage);
  fill: none;
  stroke-width: 2;
}

/* --- Product Visual --- */
.product-visual {
  width: 320px;
  height: 420px;
  margin: 0 auto 2rem;
  background: linear-gradient(145deg, var(--sage-light) 0%, var(--warm-white) 100%);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 20px 60px rgba(42, 74, 54, 0.1);
}

.product-visual__placeholder {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 40px;
}

.product-visual__placeholder svg {
  width: 64px;
  height: 64px;
  stroke: var(--sage);
  fill: none;
  stroke-width: 1.5;
  margin-bottom: 16px;
}

/* --- Benefits Grid --- */
.benefit-card {
  padding: 40px 32px;
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(42, 74, 54, 0.08);
  border-color: var(--sage-light);
}

.benefit-card__icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--sage-light), var(--warm-white));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.benefit-card__icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--deep-green);
  fill: none;
  stroke-width: 2;
}

.benefit-card h4 {
  margin-bottom: 12px;
}

.benefit-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* --- How It Works --- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 16.66%;
  right: 16.66%;
  height: 1px;
  background: var(--sage-light);
}

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

.step__number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--deep-green);
  color: var(--cream);
  font-family: var(--font-serif);
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  position: relative;
  z-index: 1;
}

.step h4 {
  margin-bottom: 10px;
}

.step p {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin: 0 auto;
  max-width: 280px;
}

/* --- Testimonials --- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.testimonial-card {
  background: #fff;
  padding: 36px;
  border-radius: 16px;
  border: 1px solid var(--border-light);
}

.testimonial-card__stars {
  color: var(--sand);
  font-size: 1rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-card__text {
  font-size: 0.95rem;
  font-style: italic;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 20px;
}

.testimonial-card__author {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-dark);
  letter-spacing: 0.5px;
}

.testimonial-card__location {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* --- FAQ --- */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border-light);
}

.faq-item:first-child {
  border-top: 1px solid var(--border-light);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-dark);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  transition: var(--transition);
}

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

.faq-question__icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  margin-left: 16px;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question__icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer__inner {
  padding-bottom: 24px;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 400px;
}

/* --- CTA Banner --- */
.cta-banner {
  text-align: center;
  padding: 80px 24px;
}

.cta-banner h2 {
  margin-bottom: 1rem;
}

.cta-banner p {
  margin: 0 auto 2rem;
}

/* --- Product Page --- */
.product-hero {
  padding: 140px 0 80px;
}

.product-hero .grid-2 {
  gap: 80px;
}

.product-gallery {
  background: linear-gradient(145deg, var(--sage-light) 0%, var(--warm-white) 100%);
  border-radius: 24px;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 20px 60px rgba(42, 74, 54, 0.1);
}

.product-info .section-label {
  margin-bottom: 0.75rem;
}

.product-info h1 {
  margin-bottom: 0.5rem;
  font-size: clamp(2rem, 4vw, 2.8rem);
}

.product-info__tagline {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.product-price {
  margin-bottom: 2rem;
  padding: 24px 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
}

.price-label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.price-value {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--text-dark);
}

.price-value--sub {
  color: var(--sage);
}

.price-save {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--sage);
  background: rgba(126, 168, 130, 0.12);
  padding: 3px 10px;
  border-radius: 20px;
  margin-left: 10px;
}

/* Purchase Options */
.purchase-options {
  margin-bottom: 2rem;
}

.purchase-option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  border: 1.5px solid var(--border-light);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 10px;
}

.purchase-option:hover,
.purchase-option.selected {
  border-color: var(--sage);
  background: rgba(126, 168, 130, 0.04);
}

.purchase-option__radio {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border-light);
  position: relative;
  flex-shrink: 0;
  transition: var(--transition);
}

.purchase-option.selected .purchase-option__radio {
  border-color: var(--sage);
}

.purchase-option.selected .purchase-option__radio::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  right: 3px;
  bottom: 3px;
  background: var(--sage);
  border-radius: 50%;
}

.purchase-option__details {
  flex: 1;
}

.purchase-option__title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-dark);
}

.purchase-option__desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.purchase-option__price {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--text-dark);
  white-space: nowrap;
}

.product-buy-btn {
  width: 100%;
  margin-bottom: 1.5rem;
}

.product-trust {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.product-trust__item {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.product-trust__item svg {
  width: 16px;
  height: 16px;
  stroke: var(--sage);
  fill: none;
  stroke-width: 2;
}

/* Product Details Tabs */
.product-details {
  padding: 80px 0;
}

.detail-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 40px;
}

.detail-tab {
  padding: 16px 32px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border: none;
  background: none;
  position: relative;
  transition: var(--transition);
}

.detail-tab.active {
  color: var(--text-dark);
}

.detail-tab.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--sage);
}

.detail-content {
  display: none;
  max-width: 720px;
}

.detail-content.active {
  display: block;
}

.detail-content h4 {
  margin-bottom: 12px;
  margin-top: 24px;
}

.detail-content h4:first-child {
  margin-top: 0;
}

.detail-content p {
  font-size: 0.92rem;
  color: var(--text-body);
}

.detail-content ul {
  list-style: none;
  padding: 0;
}

.detail-content ul li {
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  font-size: 0.92rem;
  color: var(--text-body);
}

.detail-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sage-light);
}

/* --- About Page --- */
.about-hero {
  padding: 160px 0 80px;
  text-align: center;
}

.about-hero h1 em {
  font-style: italic;
  color: var(--sage);
}

.about-content {
  max-width: 720px;
  margin: 0 auto;
}

.about-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  max-width: 100%;
}

.about-values {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-top: 60px;
}

.about-value {
  padding: 36px;
  border-radius: 16px;
  border: 1px solid var(--border-light);
  background: #fff;
}

.about-value h4 {
  margin-bottom: 10px;
}

.about-value p {
  font-size: 0.92rem;
  color: var(--text-muted);
  max-width: 100%;
  margin-bottom: 0;
}

/* --- Footer --- */
.footer {
  background: var(--deep-green);
  color: var(--sage-light);
  padding: 64px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand img {
  height: 32px;
  margin-bottom: 16px;
}

.footer__brand p {
  font-size: 0.85rem;
  color: var(--sage-light);
  max-width: 280px;
  opacity: 0.8;
}

.footer__col h4 {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: 20px;
}

.footer__col ul {
  list-style: none;
}

.footer__col ul li {
  margin-bottom: 10px;
}

.footer__col ul li a {
  font-size: 0.85rem;
  color: var(--sage-light);
  opacity: 0.8;
  transition: var(--transition);
}

.footer__col ul li a:hover {
  opacity: 1;
  color: #fff;
}

.footer__bottom {
  border-top: 1px solid rgba(126, 168, 130, 0.2);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__bottom p {
  font-size: 0.75rem;
  opacity: 0.6;
  margin-bottom: 0;
}

/* --- Footer Region Switcher --- */
.footer-region {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-region__label {
  font-size: 0.75rem;
  color: var(--sage-light);
  opacity: 0.6;
}

.footer-region__btn {
  background: transparent;
  border: 1px solid rgba(126, 168, 130, 0.3);
  color: var(--sage-light);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  padding: 4px 12px;
  border-radius: 20px;
  cursor: pointer;
  opacity: 0.6;
  transition: var(--transition);
}

.footer-region__btn:hover {
  opacity: 1;
  border-color: var(--sage);
}

.footer-region__btn.active {
  opacity: 1;
  background: rgba(126, 168, 130, 0.2);
  border-color: var(--sage);
  color: #fff;
}

.footer__disclaimer {
  font-size: 0.7rem;
  color: var(--sage-light);
  opacity: 0.5;
  max-width: 100%;
  text-align: center;
  padding: 24px;
  line-height: 1.6;
}

/* --- Region Modal --- */
.region-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(42, 74, 54, 0.5);
  backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
}

.region-modal.active {
  display: flex;
}

.region-modal__card {
  background: var(--cream);
  border-radius: 20px;
  padding: 48px;
  max-width: 440px;
  width: 90%;
  text-align: center;
  box-shadow: 0 24px 80px rgba(0,0,0,0.2);
}

.region-modal__card h3 {
  margin-bottom: 0.5rem;
}

.region-modal__card p {
  margin: 0 auto 2rem;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.region-modal__options {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.region-modal__option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 32px;
  border: 1.5px solid var(--border-light);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
  background: #fff;
  min-width: 140px;
}

.region-modal__option:hover,
.region-modal__option.selected {
  border-color: var(--sage);
  background: rgba(126, 168, 130, 0.05);
}

.region-modal__flag {
  font-size: 2rem;
}

.region-modal__name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
}

/* --- Announcement Bar --- */
.announcement-bar {
  background: var(--deep-green);
  color: var(--cream);
  text-align: center;
  padding: 10px 24px;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
}

.announcement-bar a {
  color: var(--sage-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 64px 0;
  }

  .nav__links { display: none; }
  .nav__burger { display: flex; }

  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--cream);
    padding: 24px;
    border-bottom: 1px solid var(--border-light);
    gap: 20px;
  }

  .grid-2 {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .grid-3,
  .steps {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .steps::before { display: none; }

  .grid-4 { grid-template-columns: 1fr; }

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

  .hero {
    padding: 120px 0 80px;
  }

  .product-visual {
    width: 260px;
    height: 340px;
  }

  .product-hero .grid-2 {
    gap: 40px;
  }

  .product-gallery {
    aspect-ratio: auto;
    height: 360px;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-values {
    grid-template-columns: 1fr;
  }

  .detail-tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .region-modal__options {
    flex-direction: column;
  }

  .hero__trust {
    flex-direction: column;
    gap: 12px;
  }
}