/* ============================================
   CherryLabStore — Organic Craft Modernism
   Design System & Styles
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Palette — warm, earthy, crafted */
  --color-bg: #FAF7F2;
  --color-bg-warm: #F5EFE6;
  --color-bg-card: #FFFFFF;
  --color-text: #1A1A1A;
  --color-text-secondary: #5C5549;
  --color-text-muted: #8A8279;
  --color-accent: #C84B31;
  --color-accent-hover: #A83A24;
  --color-accent-light: rgba(200, 75, 49, 0.08);
  --color-sage: #7D8F69;
  --color-sage-light: rgba(125, 143, 105, 0.1);
  --color-warm: #D4A373;
  --color-warm-light: rgba(212, 163, 115, 0.12);
  --color-border: #E8E0D5;
  --color-border-light: #F0EAE0;

  /* Typography */
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'Outfit', system-ui, -apple-system, sans-serif;

  /* Spacing (8-point grid) */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 80px;
  --space-5xl: 120px;

  /* Geometry */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(26, 26, 26, 0.04);
  --shadow-md: 0 4px 20px rgba(26, 26, 26, 0.06);
  --shadow-lg: 0 8px 40px rgba(26, 26, 26, 0.08);
  --shadow-xl: 0 16px 60px rgba(26, 26, 26, 0.1);

  /* Animation */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 200ms;
  --duration-normal: 400ms;
  --duration-slow: 600ms;

  /* Layout */
  --nav-height: 72px;
  --container-max: 1200px;
  --container-padding: var(--space-lg);
}

@media (min-width: 768px) {
  :root {
    --container-padding: var(--space-2xl);
  }
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

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

/* Reveal animation — elements start hidden, JS adds .revealed */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

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

/* Stagger delays for child reveals */
.reveal:nth-child(2) { transition-delay: 80ms; }
.reveal:nth-child(3) { transition-delay: 160ms; }
.reveal:nth-child(4) { transition-delay: 240ms; }
.reveal:nth-child(5) { transition-delay: 320ms; }
.reveal:nth-child(6) { transition-delay: 400ms; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* Section spacing */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-tag {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  transition: all var(--duration-normal) var(--ease-spring);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
  border: 2px solid var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(200, 75, 49, 0.25);
}

.btn--primary:active {
  transform: translateY(-1px);
}

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

.btn--secondary:hover {
  border-color: var(--color-text);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

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

.btn--outline:hover {
  background: var(--color-accent);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(200, 75, 49, 0.25);
}

.btn--large {
  padding: 18px 40px;
  font-size: 1.1rem;
}


/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(250, 247, 242, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-fast) ease,
              background var(--duration-fast) ease;
}

.nav.scrolled {
  border-bottom-color: var(--color-border-light);
  background: rgba(250, 247, 242, 0.95);
}

.nav__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-text);
  z-index: 101;
}

.nav__logo-text {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.4rem;
  color: #911624;
  line-height: 1.1;
  letter-spacing: -0.5px;
}

.nav__logo-text--stacked {
  display: flex;
  flex-direction: column;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) ease;
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
  transition: width var(--duration-normal) var(--ease-out);
}

.nav__links a:hover {
  color: var(--color-text);
}

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

.nav__cta {
  background: var(--color-accent) !important;
  color: #fff !important;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-weight: 600 !important;
  transition: all var(--duration-normal) var(--ease-spring) !important;
}

.nav__cta::after {
  display: none !important;
}

.nav__cta:hover {
  background: var(--color-accent-hover) !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(200, 75, 49, 0.3);
}

/* Mobile toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
  z-index: 101;
}

.nav__toggle span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--duration-normal) var(--ease-out);
  transform-origin: center;
}

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

.nav__toggle.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

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

@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    width: min(320px, 85vw);
    height: 100vh;
    height: 100dvh;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: var(--space-xl);
    padding: var(--space-3xl) var(--space-2xl);
    background: var(--color-bg);
    transform: translateX(100%);
    transition: transform var(--duration-slow) var(--ease-out);
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.1);
  }

  .nav__links.open {
    transform: translateX(0);
  }

  .nav__links a {
    font-size: 1.2rem;
  }

  .nav__links a::after {
    bottom: -2px;
  }
}


/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height) + var(--space-3xl)) var(--container-padding) var(--space-3xl);
  position: relative;
  overflow: hidden;
  max-width: var(--container-max);
  margin: 0 auto;
}

.hero__grain {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

.hero__content {
  flex: 1;
  z-index: 2;
  max-width: 560px;
}

.hero__eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 400;
  line-height: 1.05;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
}

.hero__title em {
  color: var(--color-accent);
  font-style: italic;
}

.hero__subtitle {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 440px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.hero__visual {
  position: relative;
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1;
}

.hero__image-wrap {
  width: clamp(280px, 30vw, 420px);
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
}

.hero__image-wrap img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 8s var(--ease-out);
}

.hero__image-wrap:hover img {
  transform: scale(1.03);
}

.hero__float {
  position: absolute;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  animation: float 6s var(--ease-out) infinite alternate;
}

.hero__float img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__float--1 {
  width: clamp(100px, 14vw, 180px);
  top: 10%;
  right: -5%;
  animation-delay: 0s;
}

.hero__float--2 {
  width: clamp(90px, 12vw, 150px);
  bottom: 10%;
  left: -8%;
  animation-delay: 2s;
}

@keyframes float {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-16px) rotate(2deg); }
}

@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    text-align: center;
    gap: var(--space-3xl);
    min-height: auto;
    padding-top: calc(var(--nav-height) + var(--space-2xl));
    padding-bottom: var(--space-3xl);
  }

  .hero__content {
    max-width: 100%;
  }

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

  .hero__actions {
    justify-content: center;
  }

  .hero__float--1 {
    right: 5%;
    top: 0;
  }

  .hero__float--2 {
    left: 5%;
    bottom: 5%;
  }
}


/* ============================================
   PRODUCTS
   ============================================ */
.products {
  padding: var(--space-5xl) 0;
  background: var(--color-bg);
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-xl);
}

.product-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: transform var(--duration-normal) var(--ease-spring),
              box-shadow var(--duration-normal) var(--ease-out);
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.product-card__image {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-bg-warm);
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.product-card:hover .product-card__image img {
  transform: scale(1.06);
}

.product-card__badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: var(--color-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: var(--radius-full);
}

.product-card__info {
  padding: var(--space-lg);
}

.product-card__info h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: var(--space-sm);
}

.product-card__info p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.products__cta {
  text-align: center;
  margin-top: var(--space-3xl);
}

@media (max-width: 700px) {
  .products__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}


/* ============================================
   ABOUT
   ============================================ */
.about {
  padding: var(--space-5xl) 0;
  background: var(--color-bg-warm);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about__image-stack {
  position: relative;
}

.about__img--main {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
}

.about__img--overlay {
  position: absolute;
  bottom: -24px;
  right: -24px;
  width: 55%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  border: 4px solid var(--color-bg-warm);
}

.about__text .section-tag {
  text-align: left;
}

.about__text .section-title {
  text-align: left;
  margin-bottom: var(--space-lg);
}

.about__story {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.about__values {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.about__value {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.about__value-number {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--color-accent);
}

.about__value-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

@media (max-width: 900px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .about__img--overlay {
    bottom: -16px;
    right: -8px;
    border-width: 3px;
  }

  .about__values {
    flex-wrap: wrap;
    gap: var(--space-lg);
  }

  .about__text .section-tag,
  .about__text .section-title {
    text-align: center;
  }

  .about__story {
    text-align: center;
  }

  .about__values {
    justify-content: center;
  }
}


/* ============================================
   WHY CHOOSE US
   ============================================ */
.why-us {
  padding: var(--space-5xl) 0;
  background: var(--color-bg);
}

.why-us__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-lg);
}

.why-us__card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--duration-normal) var(--ease-spring);
  position: relative;
  overflow: hidden;
}

.why-us__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transition: transform var(--duration-normal) var(--ease-out);
  border-radius: 0 0 2px 2px;
}

.why-us__card:hover::before {
  transform: scaleX(1);
}

.why-us__card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.why-us__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
}

.why-us__icon svg {
  width: 100%;
  height: 100%;
}

.why-us__card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  margin-bottom: var(--space-sm);
}

.why-us__card p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}


/* ============================================
   INSTAGRAM
   ============================================ */
.instagram {
  padding: var(--space-5xl) 0;
  background: var(--color-bg-warm);
}

.instagram__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.instagram__item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}

.instagram__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.instagram__overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 26, 26, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.instagram__item:hover img {
  transform: scale(1.08);
}

.instagram__item:hover .instagram__overlay {
  opacity: 1;
}

.instagram__cta {
  text-align: center;
  margin-top: var(--space-2xl);
}

@media (max-width: 600px) {
  .instagram__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}


/* ============================================
   SHOP CTA
   ============================================ */
.shop-cta {
  padding: var(--space-5xl) 0;
  background: var(--color-text);
  position: relative;
  overflow: hidden;
}

.shop-cta__grain {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.06'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.5;
}

.shop-cta__content {
  text-align: center;
  position: relative;
  z-index: 2;
}

.shop-cta__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 400;
  line-height: 1.15;
  color: #fff;
  margin-bottom: var(--space-lg);
}

.shop-cta__desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 480px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
}

.shop-cta__trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
  font-weight: 500;
}

.shop-cta__trust span {
  white-space: nowrap;
}


/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: var(--space-3xl) 0 var(--space-xl);
  background: var(--color-bg-warm);
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-3xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.footer__tagline {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-top: var(--space-md);
}

.footer__links h4,
.footer__social h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  margin-bottom: var(--space-md);
}

.footer__links ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__links a {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) ease;
}

.footer__links a:hover {
  color: var(--color-accent);
}

.footer__social-links {
  display: flex;
  gap: var(--space-md);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-bg);
  color: var(--color-text-secondary);
  transition: all var(--duration-normal) var(--ease-spring);
  border: 1px solid var(--color-border);
}

.footer__social-link:hover {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: 0 4px 16px rgba(200, 75, 49, 0.25);
}

.footer__bottom {
  padding-top: var(--space-xl);
  text-align: center;
}

.footer__bottom p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer__developer {
  margin-top: var(--space-sm);
  font-size: 0.78rem;
  color: var(--color-text-muted);
  opacity: 0.7;
}

@media (max-width: 768px) {
  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
  }

  .footer__social-links {
    justify-content: center;
  }

  .footer__links ul {
    align-items: center;
  }
}