/* ==========================================================================
   Sunna — site vitrine
   Tokens repris tels quels de src/theme/{colors,typography,spacing}.ts
   ========================================================================== */

:root {
  /* Couleurs (src/theme/colors.ts) */
  --color-background: #FBF6EC;
  --color-surface: #FFFFFF;
  --color-surface-selected: #FDEFCE;
  --color-surface-muted: #F3EAD6;

  --color-border: #F0E6D2;
  --color-border-selected: #F7CD5C;

  --color-text-primary: #2E2318;
  --color-text-secondary: #8C7A66;
  --color-text-muted: #B7A98F;
  --color-text-on-primary: #2E2318;
  --color-text-on-dark: #FBF6EC;

  --color-primary: #F5C542;
  --color-primary-pressed: #E6B22E;
  --color-primary-deep: #927D18;

  --color-dark: #4A3A12;
  --color-dark-pressed: #3A2D0D;

  --color-progress-track: #E9DCC3;

  --gradient-gold-top: #FBE6A4;
  --gradient-gold-bottom: #F6D06B;

  /* Typo (src/theme/typography.ts) */
  --font-heading: 'Fredoka', sans-serif;
  --font-body: 'Quicksand', sans-serif;

  /* Espacement (src/theme/spacing.ts, multiples de 4) */
  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;

  /* Rayons */
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  --max-content-width: 1120px;
}

/* ---- Reset minimal ---- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--color-background);
  color: var(--color-text-secondary);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

h1,
h2,
h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-sm);
}

p {
  margin: 0 0 var(--space-md);
}

a {
  color: inherit;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-dark);
  color: var(--color-text-on-dark);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  z-index: 1000;
}

.skip-link:focus {
  left: var(--space-sm);
  top: var(--space-sm);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---- Boutons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  line-height: 1.25;
  text-decoration: none;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.1s ease;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-text-on-primary);
}

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

.btn--primary:active {
  transform: scale(0.98);
}

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

.btn--ghost:hover {
  border-color: var(--color-border-selected);
}

.btn--disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(251, 246, 236, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-sm);
  padding-bottom: var(--space-sm);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  text-decoration: none;
}

.brand__mascot {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.brand__name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 20px;
  color: var(--color-text-primary);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.primary-nav a {
  text-decoration: none;
  font-weight: 500;
  color: var(--color-text-secondary);
}

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

.primary-nav__cta {
  background-color: var(--color-primary);
  color: var(--color-text-on-primary) !important;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-pill);
}

.primary-nav__cta:hover {
  background-color: var(--color-primary-pressed);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: var(--radius-pill);
  position: relative;
  transition: transform 0.2s ease;
}

.nav-toggle__bar::before,
.nav-toggle__bar::after {
  content: '';
  position: absolute;
  left: 0;
}

.nav-toggle__bar::before {
  top: -7px;
}

.nav-toggle__bar::after {
  top: 7px;
}

/* Feedback visuel : le burger se transforme en croix quand le menu est ouvert. */
.nav-toggle[aria-expanded="true"] .nav-toggle__bar {
  background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar::after {
  top: 0;
  transform: rotate(-45deg);
}

/* ---- Offset d'ancrage pour la nav (header sticky ~65px + marge) ---- */
#mecanisme,
#apercu,
#positionnement,
#cta {
  scroll-margin-top: 80px;
}

/* ---- Eyebrow / titres de section ---- */
.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--color-primary-deep);
  margin: 0 0 var(--space-xs);
}

.eyebrow--center {
  text-align: center;
}

.section-title {
  text-align: center;
  font-size: 32px;
  line-height: 1.2;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.section-title--left {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
}

.section-lead {
  text-align: center;
  max-width: 560px;
  margin: 0 auto var(--space-xl);
  color: var(--color-text-secondary);
}

.section-lead--left {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
}

/* ---- Hero ---- */
.hero {
  padding: var(--space-xxl) 0;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: var(--space-xxl);
}

.hero h1 {
  font-size: 40px;
  line-height: 1.15;
}

.hero__lead {
  font-size: 18px;
  max-width: 480px;
}

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

.hero__actions--center {
  justify-content: center;
}

.hero__note {
  margin-top: var(--space-md);
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ---- Phone mock (hero visual) ---- */
.hero__visual {
  display: flex;
  justify-content: center;
}

.phone-mock {
  width: 260px;
  max-width: 100%;
  background-color: var(--color-text-primary);
  border-radius: 36px;
  padding: 14px;
  box-shadow: 0 24px 48px rgba(46, 35, 24, 0.18);
}

.phone-mock__notch {
  width: 70px;
  height: 18px;
  background-color: var(--color-text-primary);
  border-radius: var(--radius-pill);
  margin: 0 auto var(--space-xs);
}

.phone-mock__screen {
  background-color: var(--color-background);
  border-radius: 24px;
  padding: var(--space-lg) var(--space-md) var(--space-xl);
  text-align: center;
}

.phone-mock__mascot {
  width: 96px;
  height: 96px;
  object-fit: contain;
  margin: 0 auto var(--space-md);
}

.phone-mock__title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 18px;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.phone-mock__body {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.phone-mock__btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-text-on-primary);
  font-weight: 500;
  font-size: 13px;
  padding: var(--space-xs) var(--space-lg);
  border-radius: var(--radius-pill);
}

/* ---- Mécanisme (3 étapes) ---- */
.mecanisme {
  padding: var(--space-xxl) 0;
  background-color: var(--color-surface-muted);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.step-card {
  position: relative;
  background-color: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg) var(--space-lg);
  box-shadow: 0 8px 24px rgba(46, 35, 24, 0.06);
}

.step-card__number {
  position: absolute;
  top: -14px;
  left: var(--space-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-text-on-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
}

.step-card__icon {
  font-size: 28px;
  margin-bottom: var(--space-sm);
}

.quote {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 600;
  color: var(--color-text-primary);
  padding: var(--space-xl) var(--space-lg);
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px rgba(46, 35, 24, 0.06);
}

/* ---- Personnalisation / Positionnement (texte + visuel) ---- */
.personnalisation,
.positionnement {
  padding: var(--space-xxl) 0;
}

.personnalisation__inner,
.positionnement__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-xxl);
}

.positionnement .positionnement__visual {
  order: -1;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-lg);
}

.tag {
  background-color: var(--color-surface-selected);
  border: 1px solid var(--color-border-selected);
  color: var(--color-text-primary);
  font-weight: 700;
  font-size: 14px;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-pill);
}

.floating-mascot {
  width: 220px;
  height: 220px;
  object-fit: contain;
  margin: 0 auto;
}

/* ---- Aperçu de l'app (cartes fonctionnalités) ---- */
.apercu {
  padding: var(--space-xxl) 0;
  background-color: var(--color-surface-muted);
}

.apercu__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.feature-card {
  background-color: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: 0 8px 24px rgba(46, 35, 24, 0.06);
}

.feature-card__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: var(--color-surface-selected);
  font-size: 22px;
  margin-bottom: var(--space-sm);
}

.feature-card h3 {
  font-size: 18px;
}

.feature-card p {
  margin-bottom: 0;
}

/* ---- CTA final ---- */
.cta-final {
  padding: var(--space-xxl) 0;
  background: linear-gradient(180deg, var(--gradient-gold-top), var(--gradient-gold-bottom));
}

.cta-final__inner {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.cta-final__mascot {
  width: 96px;
  height: 96px;
  object-fit: contain;
  margin: 0 auto var(--space-md);
}

.cta-final h2 {
  font-size: 30px;
}

/* ---- Footer ---- */
.site-footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
}

.site-footer__inner {
  text-align: center;
}

.brand--footer {
  justify-content: center;
  margin-bottom: var(--space-sm);
}

.site-footer__tagline {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.site-footer__copy {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px) {
  .hero__inner,
  .personnalisation__inner,
  .positionnement__inner {
    grid-template-columns: 1fr;
  }

  .positionnement .positionnement__visual {
    order: 0;
  }

  .hero__visual {
    order: -1;
  }

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

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

@media (max-width: 720px) {
  .nav-toggle {
    display: inline-flex;
  }

  .primary-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-sm) var(--space-lg) var(--space-lg);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease, transform 0.15s ease;
  }

  .primary-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .primary-nav a {
    padding: var(--space-sm) 0;
  }

  .primary-nav__cta {
    text-align: center;
    margin-top: var(--space-xs);
  }

  .hero h1 {
    font-size: 30px;
  }

  .section-title {
    font-size: 26px;
  }
}

/* ---- Préférence utilisateur : mouvement réduit ---- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}