/* ============================================================
   ReNatives — Design System & Styles
   Pure CSS, no framework. S3-deployable static site.
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

/* --- CSS Custom Properties --- */
:root {
  --color-primary:    #C85432;
  --color-primary-dark: #A8422A;
  --color-primary-light: #F0CBBF;
  --color-bg:         #FFFFFF;
  --color-bg-alt:     #FAF7F3;
  --color-dark:       #1A1A1A;
  --color-mid:        #3D3D3D;
  --color-muted:      #6B6B6B;
  --color-accent:     #D4A017;
  --color-card:       #F5F0EB;
  --color-border:     #E8E0D8;
  --color-success:    #2D7A4F;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-ui:      'Inter', system-ui, -apple-system, sans-serif;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-pill: 999px;

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.12);

  --transition: 0.22s ease;
  --max-width: 1200px;
}

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

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

body {
  font-family: var(--font-ui);
  color: var(--color-dark);
  background: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input { font-family: inherit; }

/* --- Scroll Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
  padding: 0 24px;
}
.navbar.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.navbar__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.navbar__logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.navbar__logo span {
  color: var(--color-dark);
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.navbar__nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-mid);
  transition: color var(--transition);
}
.navbar__nav a:hover {
  color: var(--color-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(200, 84, 50, 0.35);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
}
.btn-dark {
  background: var(--color-dark);
  color: #fff;
}
.btn-dark:hover {
  background: var(--color-mid);
  transform: translateY(-1px);
}
.btn-lg {
  font-size: 1rem;
  padding: 14px 30px;
}

/* Hamburger */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
}
.navbar__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: all var(--transition);
}
.navbar__hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar__hamburger.active span:nth-child(2) {
  opacity: 0;
}
.navbar__hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 68px 0 0 0;
  background: var(--color-bg);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 40px;
}
.mobile-nav.open {
  display: flex;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--color-dark);
  transition: color var(--transition);
}
.mobile-nav a:hover { color: var(--color-primary); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background: var(--color-bg-alt);
  padding: 80px 24px 0;
  overflow: hidden;
}
.hero__inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.hero__content {
  padding-bottom: 80px;
}

.hero__subtext {
  margin-left: auto;
  margin-right: auto;
}

.hero__form {
  margin-left: auto;
  margin-right: auto;
}

.hero__social-proof {
  justify-content: center;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 24px;
}

.hero__heading {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-dark);
  margin-bottom: 20px;
}
.hero__heading em {
  font-style: italic;
  color: var(--color-primary);
}

.hero__subtext {
  font-size: 1.1rem;
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 36px;
}

.hero__form {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  max-width: 460px;
}
.hero__form input[type="email"] {
  flex: 1;
  padding: 13px 18px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  color: var(--color-dark);
  background: #fff;
  outline: none;
  transition: border-color var(--transition);
}
.hero__form input[type="email"]:focus {
  border-color: var(--color-primary);
}
.hero__form input[type="email"]::placeholder {
  color: #AAA;
}

.hero__social-proof {
  font-size: 0.85rem;
  color: var(--color-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero__avatars {
  display: flex;
}
.hero__avatars span {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--color-bg-alt);
  margin-left: -8px;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--color-primary);
  overflow: hidden;
}
.hero__avatars span:first-child { margin-left: 0; }
.hero__avatars span:nth-child(2) { background: #D4C5B2; color: #6B4E35; }
.hero__avatars span:nth-child(3) { background: #C9B8E8; color: #4A3570; }

/* Form success state */
.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  color: var(--color-success);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 0;
}
.form-success svg {
  flex-shrink: 0;
}


/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  background: var(--color-dark);
  color: #fff;
  padding: 16px 24px;
}
.trust-bar__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 32px;
}
.trust-bar__item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
}
.trust-bar__item svg {
  opacity: 0.9;
  flex-shrink: 0;
}

/* ============================================================
   SECTION COMMONS
   ============================================================ */
section {
  padding: 96px 24px;
}
.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.section-heading {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-dark);
  margin-bottom: 16px;
}
.section-subtext {
  font-size: 1.05rem;
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 560px;
}
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header .section-subtext {
  margin: 0 auto;
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how-it-works {
  background: var(--color-bg);
}
.how-it-works__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  position: relative;
}
.steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: calc(16.666% + 36px);
  right: calc(16.666% + 36px);
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-primary-light));
  z-index: 0;
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}
.step__icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--color-card);
  border: 3px solid var(--color-primary-light);
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  position: relative;
}
.step:hover .step__icon {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  transform: scale(1.08);
}
.step__number {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--color-dark);
}
.step p {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.65;
}

/* ============================================================
   WHY RENATIVES (VALUE PROPS)
   ============================================================ */
.why-renatives {
  background: var(--color-bg-alt);
}
.why-renatives__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.value-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all var(--transition);
}
.value-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.value-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-card);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
  transition: background var(--transition);
}
.value-card:hover .value-card__icon {
  background: var(--color-primary-light);
}
.value-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--color-dark);
}
.value-card p {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.65;
}

/* ============================================================
   PRODUCT PREVIEW (MOCK GRID)
   ============================================================ */
.preview {
  background: var(--color-bg);
}
.preview__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.preview-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.product-card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.product-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.product-card__image {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}
.product-card__image-bg {
  width: 100%;
  height: 100%;
}

.product-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.product-card:nth-child(1) .product-card__image-bg {
  background: linear-gradient(160deg, #F2DDD5 0%, #C47B6A 45%, #7D3C28 100%);
}
.product-card:nth-child(2) .product-card__image-bg {
  background: linear-gradient(160deg, #EDE0F7 0%, #9D6BBF 45%, #5B2B8F 100%);
}
.product-card:nth-child(3) .product-card__image-bg {
  background: linear-gradient(160deg, #FFF1D6 0%, #D4A017 45%, #8A6200 100%);
}
.product-card:nth-child(4) .product-card__image-bg {
  background: linear-gradient(160deg, #D5EDD5 0%, #5A9B5A 45%, #2A5C2A 100%);
}

/* Fabric pattern overlays */
.product-card__image-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='1' fill-rule='evenodd'%3E%3Ccircle cx='3' cy='3' r='1.5'/%3E%3Ccircle cx='13' cy='13' r='1.5'/%3E%3C/g%3E%3C/svg%3E");
}

.product-card__coming-soon {
  position: absolute;
  inset: 0;
  background: rgba(26,26,26,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}
.product-card:hover .product-card__coming-soon {
  opacity: 1;
}
.product-card__coming-soon-badge {
  background: rgba(255,255,255,0.95);
  color: var(--color-dark);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
}

.product-card__condition {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(4px);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  color: var(--color-dark);
}

.product-card__info {
  padding: 14px 16px 16px;
}
.product-card__title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.product-card__meta {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-bottom: 10px;
}
.product-card__price {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-dark);
}
.product-card__price-note {
  font-size: 0.78rem;
  color: var(--color-muted);
  font-weight: 400;
}

/* ============================================================
   WAITLIST CTA BANNER
   ============================================================ */
.waitlist {
  background: var(--color-primary);
  padding: 80px 24px;
}
.waitlist__inner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}
.waitlist .section-label {
  color: rgba(255,255,255,0.75);
}
.waitlist .section-heading {
  color: #fff;
  margin-bottom: 12px;
}
.waitlist__subtext {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px;
  line-height: 1.7;
}
.waitlist__form {
  display: flex;
  gap: 10px;
  max-width: 460px;
  margin: 0 auto 12px;
}
.waitlist__form input[type="email"] {
  flex: 1;
  padding: 13px 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  color: var(--color-dark);
  background: rgba(255,255,255,0.95);
  outline: none;
  transition: border-color var(--transition);
}
.waitlist__form input[type="email"]:focus {
  border-color: #fff;
}
.waitlist__form input[type="email"]::placeholder {
  color: #AAA;
}
.waitlist__note {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.65);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.7);
  padding: 56px 24px 32px;
}
.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 48px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.footer__brand {
  max-width: 300px;
}
.footer__logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.footer__logo span {
  color: var(--color-primary);
}
.footer__tagline {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}
.footer__links {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}
.footer__col h4 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 16px;
}
.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer__col ul li a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}
.footer__col ul li a:hover {
  color: #fff;
}
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer__copy {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.35);
}
.footer__social {
  display: flex;
  gap: 16px;
}
.footer__social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  transition: all var(--transition);
}
.footer__social a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(200, 84, 50, 0.1);
}

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

@media (max-width: 768px) {
  section { padding: 72px 20px; }

  /* Navbar */
  .navbar__nav,
  .navbar__cta { display: none; }
  .navbar__hamburger { display: flex; }

  /* Hero */
  .hero {
    padding: 48px 20px 48px;
  }
  .hero__content {
    padding-bottom: 0;
  }
  .hero__form {
    flex-direction: column;
    max-width: 100%;
  }
  .hero__form .btn { width: 100%; }

  /* Steps */
  .steps {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .steps::before { display: none; }
  .step { text-align: left; display: flex; gap: 20px; align-items: flex-start; }
  .step__icon { flex-shrink: 0; margin: 0; }

  /* Values */
  .values-grid {
    grid-template-columns: 1fr;
  }

  /* Preview */
  .preview-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Waitlist */
  .waitlist__form {
    flex-direction: column;
    max-width: 100%;
  }
  .waitlist__form .btn { width: 100%; }

  /* Footer */
  .footer__top { flex-direction: column; }
  .footer__links { gap: 40px; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .preview-grid {
    grid-template-columns: 1fr;
  }
  .trust-bar__inner {
    gap: 20px;
  }
}