/* ==========================================================================
   Kdemy — feuille de style
   1. Variables   2. Base   3. Composants   4. Pages
   ========================================================================== */

/* 1. Variables
   ========================================================================== */

:root {
  /* Indigo : texte et fonds sombres */
  --indigo-900: #1b2245;
  --indigo-800: #262e5a;
  --indigo-700: #3a4374;
  --indigo-500: #646a8a;
  --indigo-300: #a9adc4;

  /* Coucher de soleil : accent */
  --sunset-600: #bf4a1f;
  --sunset-500: #ee6a3c;
  --sunset-300: #f6a98b;
  --sunset-100: #fce6dc;

  /* Sable : fonds */
  --white: #fff;
  --sand-50: #fbf5ec;
  --sand-100: #f5ecdf;
  --sand-200: #ebe4d8;

  --green-600: #0e7c4a;

  --font-display: "Young Serif", Georgia, serif;
  --font-sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;

  --border: 1px solid var(--sand-200);
  --ring: 0 0 0 1px var(--sand-200);
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --gutter: 24px;
}

/* 2. Base
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  background: var(--sand-50);
  color: var(--indigo-900);
  font: 400 16px/1.55 var(--font-sans);
}

h1, h2, h3, p, ul, ol, dl, dd, figure {
  margin: 0;
}

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

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

svg {
  display: block;
}

button {
  font: inherit;
}

code {
  font: 500 13px var(--font-mono);
}

::selection {
  background: var(--sunset-100);
  color: var(--indigo-900);
}

:focus-visible {
  outline: 2px solid var(--sunset-500);
  outline-offset: 2px;
}

[id] {
  scroll-margin-top: 60px;
}

/* Bilingue : on n'affiche que la langue active (attribut lang de <html>) */
html[lang="fr"] [lang="mg"],
html[lang="mg"] [lang="fr"] {
  display: none !important;
}

.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

/* 3. Composants
   ========================================================================== */

/* Mise en page */
.container {
  max-width: 1120px;
  margin-inline: auto;
}

.section {
  padding: clamp(56px, 8vw, 104px) var(--gutter);
}

.section--sand {
  background: var(--sand-100);
}

.section-head {
  max-width: 680px;
}

.grid {
  display: grid;
  gap: 16px;
  margin-top: 36px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, var(--col, 280px)), 1fr));
}

.grid--2 { --col: 440px; }
.grid--compare { --col: 400px; }
.grid--3 { --col: 320px; margin-top: 0; }

/* Fond sombre avec rayons */
.dark {
  background: var(--indigo-900) url("../img/rays.svg") center / cover no-repeat;
  color: var(--sand-50);
}

/* Typographie */
.eyebrow {
  font-size: 12px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sunset-600);
}

.title {
  margin-top: 12px;
  font: 400 clamp(30px, 4vw, 48px) / 1.06 var(--font-display);
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.lead {
  margin-top: 16px;
  font-size: 17px;
  color: var(--indigo-700);
  text-wrap: pretty;
}

/* Icônes */
.icon {
  width: 18px;
  height: 18px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon--check { stroke: var(--green-600); stroke-width: 2.5; }
.icon--x { stroke: var(--indigo-500); stroke-width: 2.5; }

.logo {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 8;
  stroke-linecap: round;
}

/* Boutons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 24px;
  border: 0;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.2s var(--ease);
}

.btn--sm { height: 36px; padding: 0 16px; font-size: 13px; }
.btn--block { display: flex; width: 100%; }

.btn--primary { background: var(--indigo-900); color: var(--sand-50); }
.btn--primary:hover { background: var(--indigo-800); }

.btn--accent { background: var(--sunset-500); color: var(--indigo-900); }
.btn--accent:hover { background: var(--sunset-300); }

.btn--outline { box-shadow: inset 0 0 0 1.5px currentColor; }
.btn--outline:hover,
.btn--ghost:hover { background: var(--sand-100); }

.btn--light { background: var(--sand-50); color: var(--indigo-900); }
.btn--light:hover { background: var(--white); }

.dark .btn--outline:hover { background: var(--indigo-800); }

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

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

/* Étiquettes */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 11px;
  border-radius: 999px;
  background: var(--sand-100);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.tag--lg { height: 28px; padding: 0 12px; }
.tag--dark { background: var(--indigo-900); color: var(--sand-50); }

.badge {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 9px;
  border-radius: 999px;
  background: var(--sunset-500);
  color: var(--indigo-900);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Cartes */
.card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
  border-radius: 16px;
  background: var(--white);
  box-shadow: var(--ring);
}

.card--roomy {
  gap: 16px;
  padding: clamp(22px, 3vw, 32px);
}

.card__num {
  font: 20px/1 var(--font-display);
  color: var(--sunset-600);
}

.card__title {
  font: 400 24px/1.15 var(--font-display);
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.card__text {
  font-size: 14px;
  line-height: 1.5;
  color: var(--indigo-500);
  text-wrap: pretty;
}

.card .tags {
  margin-top: auto;
  padding-top: 6px;
}

/* En-tête */
.header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--sand-50);
  border-bottom: var(--border);
}

.header__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1120px;
  margin-inline: auto;
  padding: 12px var(--gutter);
}

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font: 22px/1 var(--font-display);
  letter-spacing: -0.025em;
}

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

.nav__link {
  padding: 8px 4px;
  font-size: 14px;
  font-weight: 600;
}

.nav__link:hover { color: var(--sunset-600); }
.nav__link[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--sunset-500); }

.lang-switch {
  display: flex;
  padding: 3px;
  border-radius: 999px;
  background: var(--sand-100);
}

.lang-switch button {
  padding: 7px 12px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--indigo-500);
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
}

.lang-switch button[aria-pressed="true"] {
  background: var(--white);
  color: var(--indigo-900);
  box-shadow: 0 1px 2px rgba(27, 34, 69, 0.1);
}

/* Pied de page */
.footer {
  padding: 28px var(--gutter);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 24px;
  max-width: 1120px;
  margin-inline: auto;
  font-size: 13px;
  color: var(--indigo-500);
}

.footer__group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
}

.footer .brand {
  gap: 8px;
  font-size: 18px;
  color: var(--indigo-900);
}

.footer .logo {
  width: 22px;
  height: 22px;
  stroke-width: 10;
}

.footer a:not(.brand) {
  font-weight: 500;
  color: var(--indigo-900);
}

.footer a:not(.brand):hover { color: var(--sunset-600); }

/* Bandeau d'appel à l'action (fond sombre) */
.cta {
  padding: clamp(64px, 9vw, 112px) var(--gutter);
}

.cta__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
}

.cta .eyebrow { color: var(--sunset-500); }

.cta .title {
  margin-top: 16px;
  font-size: clamp(32px, 4.6vw, 56px);
}

.cta p:not(.eyebrow) {
  max-width: 560px;
  margin-top: 18px;
  font-size: 17px;
  color: var(--indigo-300);
  text-wrap: pretty;
}

.cta .contact {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 18px;
  margin-top: 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--indigo-300);
}

.contact span[aria-hidden] { color: var(--sunset-500); }

/* 4. Pages
   ========================================================================== */

/* --- Accueil : hero --- */
.hero {
  padding: clamp(56px, 9vw, 120px) var(--gutter) clamp(56px, 8vw, 96px);
  text-align: center;
}

.hero__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 960px;
  margin-inline: auto;
}

.hero h1 {
  margin-top: 20px;
  font: 400 clamp(40px, 7vw, 84px) / 1.04 var(--font-display);
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.hero__lead {
  max-width: 620px;
  margin-top: 22px;
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.5;
  color: var(--indigo-700);
  text-wrap: pretty;
}

.points {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 36px;
  max-width: 960px;
  margin: 56px auto 0;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.35;
}

.points li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.points li::before {
  content: "";
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 50%;
  background: var(--sunset-500);
}

/* --- Accueil : premier cours --- */
.course {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr));
  max-width: 1120px;
  margin-inline: auto;
  overflow: hidden;
  border-radius: 24px;
  background: var(--white);
  box-shadow: var(--ring);
}

.course__visual {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 340px;
  padding: 32px;
}

.course__promo {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course__promo .badge {
  height: 26px;
  padding: 0 11px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.course__visual .logo {
  width: 150px;
  height: 150px;
  align-self: center;
  stroke-width: 7;
}

.course__meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.course__num {
  font: 56px/1 var(--font-display);
  letter-spacing: -0.03em;
}

.course__meta code {
  color: var(--indigo-300);
}

.course__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(28px, 4vw, 48px);
}

.course__body h2 {
  margin-top: 14px;
  font: 400 clamp(28px, 3.2vw, 40px) / 1.1 var(--font-display);
  letter-spacing: -0.02em;
  text-wrap: pretty;
}

.checklist {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 22px;
  font-size: 15px;
  line-height: 1.45;
  color: var(--indigo-700);
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.checklist .icon { margin-top: 2px; }

.price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  margin-top: 28px;
}

.price strong {
  font: 400 40px/1 var(--font-display);
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.price del {
  font-size: 17px;
  font-weight: 500;
  color: var(--indigo-500);
  white-space: nowrap;
}

.course .actions {
  gap: 10px;
  margin-top: 24px;
}

/* --- Accueil : lancements --- */
.launches__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px 32px;
}

.launches__head .section-head { max-width: 640px; }

.launches__note {
  font-size: 13px;
  font-weight: 500;
  color: var(--indigo-500);
}

.launch__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--indigo-700);
}

.launch h3 {
  font: 400 22px/1.2 var(--font-display);
  letter-spacing: -0.01em;
  text-wrap: pretty;
}

.launch .tag {
  height: 28px;
  margin-top: auto;
  padding: 0 12px;
  align-self: flex-start;
}

/* --- Accueil : équipe --- */
.team {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 0 32px;
  margin-top: 40px;
}

.member {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 0;
  border-top: var(--border);
}

.member__avatar {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  flex: none;
  border-radius: 50%;
  background: var(--indigo-900);
  color: var(--sand-50);
  font: 22px var(--font-display);
}

.member__info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
  font-size: 14px;
  color: var(--indigo-700);
}

.member__info strong {
  font-size: 16px;
  font-weight: 600;
  color: var(--indigo-900);
}

.member__info small {
  font-size: 13px;
  color: var(--indigo-500);
}

/* --- Programme : hero --- */
.program-hero {
  padding: clamp(32px, 5vw, 56px) var(--gutter) clamp(56px, 8vw, 96px);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--indigo-500);
}

.breadcrumb a { color: var(--indigo-700); }
.breadcrumb a:hover { color: var(--sunset-600); }
.breadcrumb [aria-current] { color: var(--indigo-900); }

.program-hero__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr));
  align-items: center;
  gap: 40px;
  margin-top: clamp(28px, 4vw, 48px);
}

.program-hero h1 {
  margin-top: 18px;
  font: 400 clamp(36px, 5.2vw, 64px) / 1.04 var(--font-display);
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.program-hero__lead {
  max-width: 540px;
  margin-top: 20px;
  font-size: clamp(17px, 1.6vw, 19px);
  line-height: 1.5;
  color: var(--indigo-700);
  text-wrap: pretty;
}

.program-hero .tags { margin-top: 24px; }

.offer {
  display: flex;
  flex-direction: column;
  padding: clamp(24px, 3vw, 32px);
  border-radius: 20px;
  background: var(--white);
  box-shadow: var(--ring), 0 8px 24px rgba(27, 34, 69, 0.06);
}

.facts {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0 20px;
  font-size: 15px;
  line-height: 1.4;
}

.facts dt,
.facts dd {
  padding: 14px 0;
  border-bottom: var(--border);
}

.facts dt {
  font-size: 13px;
  font-weight: 500;
  color: var(--indigo-500);
}

.facts dd { font-weight: 600; }

.facts > :nth-last-child(-n + 2) { border-bottom: 0; }

.offer .price { margin-top: 12px; }
.offer .price strong { font-size: 44px; }
.offer .btn--accent { height: 52px; margin-top: 22px; }
.offer .btn--ghost { height: 44px; margin-top: 8px; font-size: 15px; }

/* --- Programme : avant / après --- */
.compare {
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 3vw, 32px);
  border-radius: 16px;
  background: var(--sand-50);
}

.compare--after {
  background: var(--white);
  box-shadow: var(--ring);
}

.compare h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--indigo-500);
}

.compare--after h3 { color: var(--green-600); }

.compare ul {
  margin-top: 18px;
  line-height: 1.5;
  color: var(--indigo-700);
}

.compare--after ul {
  font-weight: 500;
  color: var(--indigo-900);
}

.compare li {
  padding: 14px 0;
  border-top: var(--border);
  text-wrap: pretty;
}

/* --- Programme : plan des modules --- */
.plan {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  align-items: start;
  gap: 40px 64px;
}

.plan .lead { font-size: 16px; }

.result {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 28px;
  padding: 24px;
  border-radius: 16px;
  background: var(--indigo-900);
}

.result .eyebrow { color: var(--sunset-500); }

.result p:not(.eyebrow) {
  font: 400 24px/1.2 var(--font-display);
  letter-spacing: -0.01em;
  color: var(--sand-50);
  text-wrap: pretty;
}

.syllabus { border-bottom: var(--border); }

.syllabus h3 {
  padding: 28px 0 10px;
  border-top: var(--border);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--indigo-500);
}

.syllabus h3:first-child {
  padding-top: 0;
  border-top: 0;
}

.module {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  gap: 4px 14px;
  padding: 18px 0;
  border-top: var(--border);
}

.module__num {
  font: 18px/1.3 var(--font-display);
  color: var(--sunset-600);
}

.module h4 {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
}

.module p {
  font-size: 14px;
  line-height: 1.5;
  color: var(--indigo-500);
  text-wrap: pretty;
}

.module__time {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--indigo-700);
  white-space: nowrap;
}

/* --- Programme : cours et matériel --- */
.tracks { border-bottom: var(--border); }

.tracks li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 0;
  border-top: var(--border);
  font-size: 14px;
  line-height: 1.5;
  color: var(--indigo-700);
}

.tracks strong {
  font-size: 15px;
  font-weight: 600;
  color: var(--indigo-900);
}

.note {
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--sand-100);
  font-size: 14px;
  line-height: 1.5;
  text-wrap: pretty;
}

.timeline {
  border-bottom: var(--border);
  font-size: 14px;
  line-height: 1.45;
  color: var(--indigo-700);
}

.timeline li {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-top: var(--border);
}

.timeline time {
  font-weight: 600;
  color: var(--sunset-600);
  white-space: nowrap;
}

.timeline strong {
  font-weight: 600;
  color: var(--indigo-900);
}

.needs {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 15px;
  line-height: 1.45;
}

.needs li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.needs .icon {
  width: 20px;
  height: 20px;
}

/* --- Programme : FAQ --- */
.faq {
  max-width: 820px;
  margin-inline: auto;
}

.faq .title { font-size: clamp(30px, 4vw, 44px); }

.faq__list {
  margin-top: 28px;
  border-bottom: var(--border);
}

.faq details { border-top: var(--border); }

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.35;
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary .icon {
  width: 20px;
  height: 20px;
  transition: transform 0.2s var(--ease);
}

.faq details[open] summary .icon { transform: rotate(180deg); }

.faq details p {
  padding: 0 40px 22px 0;
  color: var(--indigo-700);
  text-wrap: pretty;
}