/* ============================================
   STUDIO RITUELS — Design System
   Charte 2026 "Le Sanctuaire"
   ============================================ */

/* --- Font Loading --- */
@font-face {
  font-family: 'PP Hatton';
  src: url('../assets/fonts/PPHatton-Medium.woff2') format('woff2'),
       url('../assets/fonts/PPHatton-Medium.woff') format('woff');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'PP Neue Montreal';
  src: url('../assets/fonts/PPNeueMontreal-Book.woff2') format('woff2'),
       url('../assets/fonts/PPNeueMontreal-Book.woff') format('woff');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'PP Neue Montreal';
  src: url('../assets/fonts/PPNeueMontreal-Medium.woff2') format('woff2'),
       url('../assets/fonts/PPNeueMontreal-Medium.woff') format('woff');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

/* --- Custom Properties --- */
:root {
  /* Colors */
  --color-cream: #FFF1E5;
  --color-brown: #6F5C49;
  --color-caramel: #957B64;
  --color-dark-brown: #5A4A3A;
  --color-white: #FFFFFF;
  --color-brown-10: rgba(111, 92, 73, 0.1);
  --color-brown-15: rgba(111, 92, 73, 0.15);
  --color-cream-80: rgba(255, 241, 229, 0.8);
  --color-cream-60: rgba(255, 241, 229, 0.6);
  --color-cream-40: rgba(255, 241, 229, 0.4);
  --color-cream-30: rgba(255, 241, 229, 0.3);
  --color-cream-15: rgba(255, 241, 229, 0.15);

  /* Typography */
  --font-heading: 'PP Hatton', Georgia, 'Times New Roman', serif;
  --font-body: 'PP Neue Montreal', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: 64px;
  --space-2xl: 96px;
  --space-section: 120px;

  /* Layout */
  --max-width: 1280px;
  --gutter: 48px;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-brown);
  background-color: var(--color-cream);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

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

/* --- Typography --- */
.heading-xl {
  font-family: var(--font-heading);
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.15;
  letter-spacing: -0.5px;
  font-weight: 500;
}

.heading-lg {
  font-family: var(--font-heading);
  font-size: clamp(26px, 3.5vw, 40px);
  line-height: 1.2;
  font-weight: 500;
}

.heading-md {
  font-family: var(--font-heading);
  font-size: clamp(20px, 2.5vw, 32px);
  line-height: 1.3;
  font-weight: 500;
}

.heading-sm {
  font-family: var(--font-heading);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.35;
  font-weight: 500;
}

.heading-xs {
  font-family: var(--font-heading);
  font-size: clamp(16px, 1.5vw, 20px);
  line-height: 1.4;
  font-weight: 500;
}

.body-lg {
  font-size: 16px;
  line-height: 1.8;
}

.body-md {
  font-size: 14px;
  line-height: 1.8;
}

.body-sm {
  font-size: 13px;
  line-height: 1.7;
}

.label {
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-caramel);
  font-weight: 500;
}

.label-sm {
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.section-number {
  font-family: var(--font-heading);
  font-size: 36px;
  color: var(--color-caramel);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px var(--gutter);
  transition: background-color 0.4s ease, padding 0.3s ease;
}

.nav--transparent {
  background-color: transparent;
  padding: 24px var(--gutter);
}

.nav--solid {
  background-color: var(--color-cream);
  box-shadow: 0 1px 0 var(--color-brown-10);
  padding: 16px var(--gutter);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav__logo img {
  width: auto;
  transition: height 0.4s ease;
}

.nav__logo-light {
  height: 100px;
}

.nav__logo-dark {
  height: 80px;
  opacity: 0.75;
}

.nav__links {
  display: flex;
  gap: 36px;
  align-items: center;
}

.nav__link {
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: opacity 0.3s ease;
}

.nav__link:hover {
  opacity: 0.6;
}

.nav__link--active {
  opacity: 0.5;
  pointer-events: none;
}

.nav--transparent .nav__link {
  color: var(--color-cream-80);
}

.nav--solid .nav__link {
  color: var(--color-brown);
}

.nav__cta {
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 10px 24px;
  transition: all 0.3s ease;
}

.nav--transparent .nav__cta {
  color: var(--color-cream);
  background-color: var(--color-cream-15);
  border: 1px solid var(--color-cream-30);
}

.nav--transparent .nav__cta:hover {
  background-color: var(--color-cream-30);
}

.nav--solid .nav__cta {
  color: var(--color-cream);
  background-color: var(--color-brown);
}

.nav--solid .nav__cta:hover {
  background-color: var(--color-dark-brown);
}

/* Language switcher */
.nav__lang {
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.6;
  transition: opacity 0.3s ease;
  padding: 4px 8px;
}

.nav__lang:hover {
  opacity: 1;
}

.nav--transparent .nav__lang {
  color: var(--color-cream);
}

.nav--solid .nav__lang {
  color: var(--color-brown);
}

/* Mobile menu */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background-color: var(--color-brown);
  transition: all 0.3s ease;
}

.nav--transparent .nav__hamburger span {
  background-color: var(--color-cream);
}

.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 101;
  background-color: var(--color-brown);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.mobile-menu.is-open {
  display: flex;
}

.mobile-menu__link {
  font-family: var(--font-heading);
  font-size: 28px;
  color: var(--color-cream);
  transition: opacity 0.3s ease;
}

.mobile-menu__link:hover {
  opacity: 0.6;
}

.mobile-menu__link--active {
  opacity: 0.5;
  pointer-events: none;
}

.mobile-menu__lang {
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-cream-60);
  margin-top: 16px;
  transition: opacity 0.3s ease;
}

.mobile-menu__lang:hover {
  color: var(--color-cream);
}

.mobile-menu__close {
  position: absolute;
  top: 20px;
  right: var(--gutter);
  color: var(--color-cream);
  font-size: 28px;
  padding: 8px;
}

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

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

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

.section--brown {
  background-color: var(--color-brown);
  color: var(--color-cream);
}

.section--brown .label {
  color: var(--color-caramel);
}

.grid {
  display: grid;
  gap: var(--space-md);
}

.grid--2 { grid-template-columns: 1fr 1fr; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--5-7 { grid-template-columns: 5fr 7fr; }
.grid--7-5 { grid-template-columns: 7fr 5fr; }

.grid--gap-0 { gap: 0; }
.grid--gap-lg { gap: var(--space-lg); }

.grid--gallery { grid-template-columns: 2fr 1fr 1fr; gap: 4px; }
.grid--instagram { grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(2, 1fr); gap: 2px; }

/* --- Hero --- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero--short {
  height: 60vh;
  min-height: 400px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img,
.hero__bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(111, 92, 73, 0.2) 0%,
    rgba(111, 92, 73, 0.4) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  padding: 0 var(--gutter);
}

.hero__title {
  color: var(--color-cream);
  margin-bottom: var(--space-md);
}

.hero__subtitle {
  color: var(--color-cream-60);
  letter-spacing: 3px;
  margin-bottom: var(--space-lg);
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  color: var(--color-cream-40);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  animation: float 2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 14px 32px;
  transition: all 0.3s ease;
  text-align: center;
  min-height: 44px;
}

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

.btn--primary:hover {
  background-color: var(--color-dark-brown);
}

.btn--outline-light {
  border: 1px solid var(--color-cream-30);
  color: var(--color-cream);
}

.btn--outline-light:hover {
  background-color: var(--color-cream-15);
}

.btn--outline-dark {
  border: 1px solid var(--color-brown-15);
  color: var(--color-brown);
}

.btn--outline-dark:hover {
  background-color: var(--color-brown-10);
}

.link-underline {
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: opacity 0.3s ease;
}

.link-underline:hover {
  opacity: 0.6;
}

/* --- Cards --- */
.card {
  border: 1px solid var(--color-brown-10);
  padding: 32px;
  background-color: var(--color-white);
}

.card--testimonial {
  display: flex;
  flex-direction: column;
}

.card__quote {
  font-family: var(--font-heading);
  font-size: 16px;
  line-height: 1.7;
  font-style: italic;
  color: var(--color-brown);
  margin-bottom: 20px;
  flex-grow: 1;
}

.card__divider {
  width: 32px;
  height: 1px;
  background-color: var(--color-caramel);
  margin-bottom: 12px;
}

.card__attribution {
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--color-caramel);
}

/* --- Image Cards (Course previews) --- */
.image-card {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.image-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.image-card:hover img {
  transform: scale(1.03);
}

.image-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(111, 92, 73, 0.7) 0%,
    transparent 60%
  );
}

.image-card__content {
  position: relative;
  z-index: 1;
  padding: 24px;
}

.image-card__title {
  font-family: var(--font-heading);
  color: var(--color-cream);
  margin-bottom: 4px;
}

.image-card__desc {
  font-size: 12px;
  color: var(--color-cream-80);
}

/* --- Pricing Cards --- */
.pricing-card {
  border: 1px solid var(--color-brown-15);
  padding: 28px;
  text-align: center;
  transition: box-shadow 0.3s ease;
}

.pricing-card:hover {
  box-shadow: 0 4px 24px rgba(111, 92, 73, 0.08);
}

.pricing-card__name {
  font-family: var(--font-heading);
  font-size: 14px;
  color: var(--color-brown);
  margin-bottom: 4px;
}

.pricing-card__price {
  font-family: var(--font-heading);
  font-size: 28px;
  color: var(--color-brown);
  margin-bottom: 4px;
}

.pricing-card__detail {
  font-size: 11px;
  color: var(--color-caramel);
}

.pricing-card--featured {
  background-color: var(--color-brown);
  border-color: var(--color-brown);
}

.pricing-card--featured .pricing-card__name,
.pricing-card--featured .pricing-card__price {
  color: var(--color-cream);
}

.pricing-card--featured .pricing-card__detail {
  color: var(--color-cream-60);
}

/* --- Floating Card --- */
.floating-card {
  position: absolute;
  background-color: rgba(255, 241, 229, 0.95);
  padding: 32px;
  max-width: 380px;
  z-index: 1;
}

/* --- Divider --- */
.divider {
  width: 40px;
  height: 1px;
  background-color: var(--color-caramel);
}

/* --- Footer --- */
.footer {
  background-color: var(--color-brown);
  color: var(--color-cream);
  padding: var(--space-lg);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer__heading {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-cream-40);
  margin-bottom: var(--space-sm);
}

.footer__link {
  font-size: 13px;
  line-height: 2.2;
  color: var(--color-cream-80);
  display: block;
  transition: opacity 0.3s ease;
}

.footer__link:hover {
  opacity: 0.6;
}

.footer__brand {
  display: block;
  width: 80px;
  height: auto;
  margin-bottom: 16px;
}

.footer__contact {
  font-size: 13px;
  color: var(--color-cream-60);
  line-height: 1.8;
}

.footer__bar {
  background-color: var(--color-dark-brown);
  padding: 16px var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--color-cream-40);
  max-width: 100%;
}

/* --- Fade-in Animation --- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive: Tablet --- */
@media (max-width: 1279px) {
  :root {
    --gutter: 32px;
    --space-section: 80px;
  }

  .grid--5-7,
  .grid--7-5 {
    grid-template-columns: 1fr 1fr;
  }

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

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

/* --- Responsive: Mobile --- */
@media (max-width: 767px) {
  :root {
    --gutter: 20px;
    --space-section: 64px;
  }

  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .nav__logo-light {
    height: 72px;
  }

  .nav__logo-dark {
    height: 48px;
  }

  .hero {
    height: 100vh;
    min-height: 500px;
  }

  .hero--short {
    height: 50vh;
    min-height: 320px;
  }

  .heading-xl {
    font-size: clamp(28px, 8vw, 40px);
  }

  .grid--2,
  .grid--3,
  .grid--5-7,
  .grid--7-5 {
    grid-template-columns: 1fr;
  }

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

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

  .grid--gallery > :first-child {
    grid-column: 1 / -1;
  }

  .grid--instagram {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 2px;
  }

  .grid--instagram img {
    aspect-ratio: 1;
    object-fit: cover;
  }

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

  .footer__bar {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .floating-card {
    position: relative;
    max-width: 100%;
    bottom: auto;
    right: auto;
  }

  .card {
    padding: 24px;
  }

  .pricing-card {
    padding: 24px 20px;
  }

  .btn {
    padding: 14px 28px;
    font-size: 11px;
    width: 100%;
  }

  .section-number {
    font-size: 28px;
  }

  .image-card__content {
    padding: 16px;
  }
}

/* --- Responsive: Small Mobile --- */
@media (max-width: 374px) {
  :root {
    --gutter: 16px;
  }

  .heading-xl {
    font-size: 26px;
  }

  .nav__logo-light {
    height: 56px;
  }
}