/* =========================================================================
   Hub d'accueil des applications — Association Monsieur Vincent
   HTML/CSS/JS vanilla · aucune dépendance · charte AMV
   ========================================================================= */

/* ---------- Typographie : Verdana (police système, sans CDN) ------------ */

/* ---------- Design tokens ----------------------------------------------- */
:root {
  --color-primary: #044a6f;
  --color-secondary: #f8ba8d;
  --color-white: #ffffff;
  --color-light: #f7f9fb;
  --color-dark: #1f2933;

  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.12);
  --radius-lg: 24px;
  --radius-md: 16px;

  /* Ajouts cohérents avec la charte */
  --color-primary-dark: #033750;
  --color-primary-tint: #e8f1f6;
  --color-secondary-strong: #f2a367;
  --color-muted: #5b6b78;
  --color-border: rgba(4, 74, 111, 0.12);
  --shadow-hover: 0 22px 48px rgba(4, 74, 111, 0.22);

  --font-base: Verdana, Geneva, Tahoma, sans-serif;
  --container: 1180px;
  --header-h: 76px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  font-family: var(--font-base);
  font-weight: 400;
  color: var(--color-dark);
  background-color: var(--color-light);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

/* L'attribut `hidden` doit toujours l'emporter sur les display: flex/grid */
[hidden] {
  display: none !important;
}

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

h1,
h2,
h3,
p {
  margin: 0;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2.5rem);
}

/* ---------- Accessibilité ----------------------------------------------- */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -3.5rem;
  z-index: 200;
  padding: 0.6rem 1rem;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  transition: top 0.2s var(--ease);
}
.skip-link:focus {
  top: 1rem;
}

:where(a, button, [tabindex]):focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 3px;
  border-radius: 6px;
}

/* =========================================================================
   HEADER — glassmorphism bleu foncé, sticky
   ========================================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(3, 37, 54, 0.92); /* navy profond quasi opaque */
  -webkit-backdrop-filter: blur(16px) saturate(135%);
  backdrop-filter: blur(16px) saturate(135%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 28px rgba(2, 26, 38, 0.45);
}

.site-header__inner {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--color-white);
}
.brand__logo {
  height: 42px;
  width: auto;
}
.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.brand__title {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}
.brand__subtitle {
  font-weight: 300;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.82);
}

.header-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.95rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  white-space: nowrap;
}
.header-chip__mark {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-white);
  padding: 2px;
}

/* =========================================================================
   HERO — wallpaper affiché en couleurs fidèles (sans voile bleu)
   ========================================================================= */
.hero {
  position: relative;
  isolation: isolate;
  min-height: min(88vh, 720px);
  display: flex;
  align-items: center;
  background-image: url("../assets/wallpaper_amv.jpg");
  background-size: cover;
  background-position: center;
  color: var(--color-white);
  overflow: hidden;
}

.hero__inner {
  padding-block: clamp(3.5rem, 9vw, 6rem);
  max-width: 760px;
}

.hero__eyebrow {
  display: inline-block;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 1rem;
  padding: 0.35rem 0.9rem;
  border: 1px solid rgba(248, 186, 141, 0.5);
  border-radius: 999px;
}

.hero__title {
  font-weight: 700;
  font-size: clamp(2.2rem, 5.4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin-bottom: 1.1rem;
  text-wrap: balance;
}

.hero__subtitle {
  font-weight: 300;
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: 0.85rem;
  max-width: 40ch;
}

.hero__text {
  font-size: 1.02rem;
  color: rgba(255, 255, 255, 0.82);
  max-width: 52ch;
  margin-bottom: 2rem;
}

/* Lisibilité du texte blanc sur le wallpaper (sans voile) : ombre discrète,
   invisible sur le marine, utile si le texte chevauche une zone claire. */
.hero__title,
.hero__subtitle,
.hero__text {
  text-shadow: 0 1px 12px rgba(3, 37, 54, 0.45);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Indicateur de défilement */
.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 1.4rem;
  transform: translateX(-50%);
  width: 26px;
  height: 42px;
  border: 2px solid rgba(255, 255, 255, 0.55);
  border-radius: 999px;
  display: grid;
  place-items: start center;
  padding-top: 7px;
}
.hero__scroll-dot {
  width: 5px;
  height: 9px;
  border-radius: 999px;
  background: var(--color-white);
  animation: scroll-dot 1.8s var(--ease) infinite;
}
@keyframes scroll-dot {
  0% { opacity: 0; transform: translateY(-4px); }
  40% { opacity: 1; }
  80% { opacity: 0; transform: translateY(12px); }
  100% { opacity: 0; }
}

/* =========================================================================
   BOUTONS
   ========================================================================= */
.btn {
  --btn-bg: var(--color-primary);
  --btn-fg: var(--color-white);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.85rem 1.55rem;
  font: inherit;
  font-weight: 600;
  font-size: 1rem;
  color: var(--btn-fg);
  background: var(--btn-bg);
  border: 2px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
    background-color 0.25s var(--ease);
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(3, 55, 80, 0.28);
}
.btn:active {
  transform: translateY(0);
}
.btn__icon {
  font-size: 1.05em;
  line-height: 1;
}

.btn--primary {
  --btn-bg: var(--color-primary);
  --btn-fg: var(--color-white);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
}

.btn--secondary {
  --btn-bg: var(--color-secondary);
  --btn-fg: #4a2a12;
}
.btn--secondary:hover {
  background: var(--color-secondary-strong);
}

/* Ruban incliné (d'après Btn_Exemple.svg) : fond saumon, texte marine gras,
   bord droit incliné + ombre portée. La forme est portée par ::before pour
   ne pas clipper l'anneau de focus clavier du <a>. */
.btn--ribbon {
  position: relative;
  isolation: isolate;
  background: transparent;
  border-color: transparent;
  border-radius: 0;
  color: #0f2467;
  font-weight: 700;
  padding: 0.9rem 2rem 0.9rem 1.6rem;
}
.btn--ribbon::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--color-secondary);
  border-radius: 15px;             /* coins arrondis 15px (Btn_Exemple) */
  transform: skewX(-8deg);         /* inclinaison ruban */
  filter: drop-shadow(0 4px 10px rgba(3, 55, 80, 0.28));
  transition: filter 0.25s var(--ease);
}
.btn--ribbon:hover {
  transform: translateY(-2px);
  box-shadow: none;
}
.btn--ribbon:hover::before {
  filter: drop-shadow(0 8px 18px rgba(3, 55, 80, 0.35));
}

.btn--block {
  width: 100%;
  justify-content: center;
}

/* =========================================================================
   SECTION APPLICATIONS
   ========================================================================= */
.apps {
  padding-block: clamp(3.5rem, 8vw, 6rem);
}

.section-head {
  max-width: 720px;
  margin-bottom: clamp(2rem, 5vw, 3rem);
}
.section-head__title {
  position: relative;
  font-weight: 700;
  font-size: clamp(1.7rem, 3.6vw, 2.4rem);
  color: var(--color-primary);
  letter-spacing: -0.01em;
  padding-bottom: 0.85rem;
  margin-bottom: 0.9rem;
}
.section-head__title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 64px;
  height: 4px;
  border-radius: 999px;
  background: var(--color-secondary);
}
.section-head__intro {
  font-size: 1.08rem;
  color: var(--color-muted);
}

.apps__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 3vw, 2rem);
}

/* ---------- Carte application ------------------------------------------- */
.app-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 1.6rem 1.6rem 1.75rem;
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease),
    border-color 0.35s var(--ease);
}
/* Liseré d'accent supérieur (couleur secondaire) */
.app-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-secondary-strong));
  transform: scaleX(0.35);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.app-card:hover,
.app-card:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(248, 186, 141, 0.6);
}
.app-card:hover::before,
.app-card:focus-within::before {
  transform: scaleX(1);
}

.app-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.1rem;
}
.app-card__logo-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 84px;
  height: 62px;
  padding: 0.5rem 0.7rem;
  background: var(--color-primary-tint);
  border-radius: var(--radius-md);
}
.app-card__logo {
  max-height: 100%;
  width: auto;
}
.app-card__badge {
  align-self: flex-start;
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  padding: 0.32rem 0.8rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
  background: rgba(248, 186, 141, 0.28);
  border: 1px solid rgba(248, 186, 141, 0.7);
  border-radius: 999px;
  white-space: nowrap;
}

.app-card__title {
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.app-card__desc {
  color: var(--color-muted);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}
.app-card__action {
  margin-top: auto;
}

/* ---------- États vides / entrée ---------------------------------------- */
.apps__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-muted);
  font-size: 1.1rem;
  background: var(--color-white);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
}

/* =========================================================================
   FOOTER
   ========================================================================= */
.site-footer {
  background: var(--color-primary);
  color: var(--color-white);
  padding-block: 2.5rem;
  margin-top: 2rem;
}
.site-footer__inner {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  flex-wrap: wrap;
}
.site-footer__logo {
  height: 52px;
  width: auto;
}
.site-footer__line {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
}
.site-footer__line--strong {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-white);
}
.site-footer__line--muted {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.88rem;
}

/* =========================================================================
   ANIMATIONS D'APPARITION (activées par JS via .is-visible)
   ========================================================================= */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* Cascade légère du hero */
.hero__title.reveal { transition-delay: 0.08s; }
.hero__subtitle.reveal { transition-delay: 0.16s; }
.hero__text.reveal { transition-delay: 0.24s; }
.hero__actions.reveal { transition-delay: 0.32s; }

/* =========================================================================
   RESPONSIVE
   ========================================================================= */
/* Tablette : 2 colonnes + header compact */
@media (max-width: 900px) {
  .apps__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .brand__subtitle {
    display: none;
  }
  .header-chip {
    font-size: 0.8rem;
    padding: 0.45rem 0.75rem;
  }
}

/* Mobile : 1 colonne, header vertical, texte centré */
@media (max-width: 600px) {
  :root {
    --header-h: auto;
  }
  .site-header__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    padding-block: 0.8rem;
  }
  .brand__logo {
    height: 38px;
  }
  .header-chip {
    align-self: stretch;
    justify-content: center;
  }
  .hero {
    min-height: auto;
    text-align: center;
  }
  .hero__inner {
    padding-block: 3.5rem;
    max-width: none;
  }
  .hero__subtitle,
  .hero__text {
    margin-inline: auto;
  }
  .hero__actions {
    justify-content: center;
  }
  .hero__scroll {
    display: none;
  }
  .apps__grid {
    grid-template-columns: 1fr;
  }
  .app-card__action .btn {
    width: 100%;
    justify-content: center;
  }
  .site-footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

/* =========================================================================
   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;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}