/* ============================================================
   Plateforme Arts CM — Feuille de style principale
   ============================================================ */
:root {
  --green: #155724;
  --green-2: #1c7c3a;
  --green-bg: #eaf4ec;
  --dark: #12251a;
  --ink: #212b24;
  --muted: #5b6b60;
  --line: #dfe6e1;
  --bg: #f6f8f6;
  --white: #ffffff;
  --gold: #c9a227;
  --danger: #b00020;
  --warn: #8a6d00;
  --info: #0b5a7d;
  --radius: 10px;
  --shadow: 0 2px 10px rgba(18, 37, 26, .08);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}
a { color: var(--green-2); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: min(1120px, 94%); margin: 0 auto; }
.page { padding: 28px 0 60px; }

/* ----- Barre superieure ----- */
.topbar { background: var(--dark); color: #cfe6d6; font-size: .82rem; padding: 6px 0; }
.topbar-inner { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; }

/* ----- En-tete public ----- */
.site-header {
  background: var(--white);
  border-bottom: 3px solid var(--green-2);
  box-shadow: var(--shadow);
  position: sticky; top: 0; z-index: 50;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 12px 0; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--green), var(--green-2));
  color: #fff; display: inline-flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 1.02rem; color: var(--green); }
.brand-text small { color: var(--muted); font-size: .72rem; }
.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.main-nav li a {
  display: inline-block; padding: 9px 12px; border-radius: 8px;
  color: var(--ink); font-size: .9rem; font-weight: 500;
}
.main-nav li a:hover { background: var(--green-bg); text-decoration: none; color: var(--green); }
.main-nav li.active a { background: var(--green); color: #fff; }
.main-nav li a.btn-outline { border: 1.5px solid var(--green-2); color: var(--green-2); }
.main-nav li a.btn-outline:hover { background: var(--green-2); color: #fff; }
.nav-toggle { display: none; background: none; border: 0; font-size: 22px; cursor: pointer; }
.lang-switch {
  display: inline-flex; align-items: center; gap: 2px;
  margin-left: 10px; padding: 2px 8px; border-radius: 999px;
  background: var(--green-bg); font-size: .8rem; font-weight: 700; white-space: nowrap;
}
.lang-switch .lang-link { color: var(--muted); text-decoration: none; padding: 2px 5px; border-radius: 999px; }
.lang-switch .lang-link:hover { color: var(--green); }
.lang-switch .lang-link.active { background: var(--green); color: #fff; }
.lang-switch .lang-sep { color: var(--line); }
.admin-topbar .lang-switch { margin-left: 6px; }
@media (max-width: 820px) {
  .lang-switch { margin-left: 0; }
  body.nav-open .main-nav ul .lang-switch { margin-top: 10px; }
}

/* ----- Hero / accueil ----- */
.hero {
  background: linear-gradient(135deg, var(--green) 0%, #2e8b57 60%, #3f9d6e 100%);
  color: #fff; border-radius: 16px; padding: 46px 34px; margin: 8px 0 26px;
}
.hero h1 { margin: 0 0 10px; font-size: 1.9rem; }
.hero p { max-width: 720px; opacity: .95; font-size: 1.02rem; }
.hero .btn-row { margin-top: 22px; display: flex; gap: 12px; flex-wrap: wrap; }
.hero .btn-row a { color: var(--green); }

/* ----- Boutons ----- */
.btn {
  display: inline-block; padding: 10px 18px; border-radius: 8px; cursor: pointer;
  border: 1.5px solid transparent; font-size: .92rem; font-weight: 600;
  text-align: center; transition: .15s; background: var(--green-2); color: #fff;
}
.btn:hover { filter: brightness(1.08); text-decoration: none; color: #fff; }
.btn-outline { background: transparent; color: var(--green-2); border-color: var(--green-2); }
.btn-outline:hover { background: var(--green-2); color: #fff; }
.btn-light { background: #fff; color: var(--green); }
.btn-light:hover { color: var(--green); }
.btn-secondary { background: #5b6b60; color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-warning { background: var(--warn); color: #fff; }
.btn-info { background: var(--info); color: #fff; }
.btn-sm { padding: 5px 10px; font-size: .8rem; border-radius: 6px; }
.btn-block { display: block; width: 100%; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; }

/* ----- Cartes ----- */
.card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 18px; }
.card-title { margin: 0 0 12px; font-size: 1.05rem; color: var(--green); }
.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ----- Formulaires ----- */
label { display: block; margin: 12px 0 4px; font-weight: 600; font-size: .88rem; color: var(--dark); }
input, select, textarea {
  width: 100%; padding: 10px 12px; border: 1.5px solid var(--line);
  border-radius: 8px; font-size: .95rem; font-family: inherit; background: #fff; color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--green-2); box-shadow: 0 0 0 3px rgba(28, 124, 58, .15); }
input[type="file"] { padding: 6px; }
.form-hint { font-size: .8rem; color: var(--muted); margin-top: 4px; }
.form-note { background: var(--green-bg); border: 1px solid #cfe6d6; border-radius: 8px; padding: 10px 14px; font-size: .85rem; margin: 14px 0; }
.field-error { color: var(--danger); font-size: .82rem; margin-top: 3px; }

/* ----- Tables ----- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; background: #fff; font-size: .9rem; }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
th { background: var(--green-bg); color: var(--green); font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; }
tr:hover td { background: #f8fbf9; }

/* ----- Badges ----- */
.badge { display: inline-block; padding: 3px 9px; border-radius: 20px; font-size: .74rem; font-weight: 700; white-space: nowrap; }
.badge-success { background: #d8f0dc; color: #0a7d33; }
.badge-danger { background: #fbd9d9; color: #b00020; }
.badge-warning { background: #fdf0c9; color: #8a6d00; }
.badge-info { background: #d8e9f5; color: #0b5a7d; }
.badge-secondary { background: #e6eae7; color: #4a564d; }
.badge-primary { background: #d4e4fb; color: #1b4f9c; }

/* ----- Alertes ----- */
.alert { border-radius: 8px; padding: 12px 42px 12px 14px; margin: 0 0 16px; font-size: .92rem; position: relative; border: 1px solid; }
.alert-success { background: #e7f6ea; color: #0a7d33; border-color: #b9e6c3; }
.alert-danger { background: #fdecec; color: #b00020; border-color: #f5c6c6; }
.alert-warning { background: #fdf7e3; color: #8a6d00; border-color: #f1e2b0; }
.alert-info { background: #e4f0f9; color: #0b5a7d; border-color: #c2ddf0; }
.alert .close { position: absolute; right: 10px; top: 8px; border: 0; background: none; font-size: 18px; cursor: pointer; color: inherit; }

/* ----- Divers ----- */
.muted { color: var(--muted); }
.small { font-size: .82rem; }
.mt-0 { margin-top: 0; } .mt-2 { margin-top: 8px; } .mt-3 { margin-top: 14px; } .mt-4 { margin-top: 20px; }
.mb-0 { margin-bottom: 0; } .mb-2 { margin-bottom: 8px; } .mb-3 { margin-bottom: 14px; } .mb-4 { margin-bottom: 20px; }
.text-center { text-align: center; }
.flex { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.divider { border: 0; border-top: 1px solid var(--line); margin: 16px 0; }
.stat { text-align: center; padding: 18px 10px; }
.stat .num { font-size: 1.9rem; font-weight: 800; color: var(--green); }
.stat .lbl { font-size: .8rem; color: var(--muted); }
.progress-track { display: flex; gap: 6px; flex-wrap: wrap; margin: 8px 0 4px; }
.step { flex: 1; min-width: 120px; background: var(--green-bg); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; font-size: .78rem; color: var(--muted); text-align: center; }
.step.done { background: var(--green); color: #fff; border-color: var(--green); }
.step.current { background: #fff; border: 2px solid var(--gold); color: var(--dark); font-weight: 700; }

/* ----- Pied de page ----- */
.site-footer { background: var(--dark); color: #cfe6d6; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; padding: 34px 0 20px; }
.footer-grid h4 { color: #fff; margin: 0 0 8px; font-size: .95rem; }
.footer-grid a { color: #9fd6b2; }
.footer-bottom { border-top: 1px solid #2c4434; padding: 12px 0; font-size: .8rem; text-align: center; color: #8fb39c; }

/* ============================================================
   Administration
   ============================================================ */
.admin-body { background: #eef2ef; }
.admin-sidebar {
  position: fixed; inset: 0 auto 0 0; width: 232px; background: var(--dark);
  color: #dbe8df; display: flex; flex-direction: column; padding-top: 8px;
}
.admin-brand { padding: 18px 20px; border-bottom: 1px solid #2c4434; }
.admin-brand a { color: #fff; display: flex; flex-direction: column; }
.admin-brand strong { font-size: 1.15rem; }
.admin-brand small { color: #9fd6b2; }
.admin-nav { list-style: none; margin: 0; padding: 10px 8px; flex: 1; }
.admin-nav a {
  display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 8px;
  color: #cfe6d6; font-size: .9rem;
}
.admin-nav a:hover { background: #24402c; text-decoration: none; color: #fff; }
.admin-role { padding: 12px 20px; border-top: 1px solid #2c4434; font-size: .78rem; color: #9fd6b2; }
.admin-main { margin-left: 232px; min-height: 100vh; display: flex; flex-direction: column; }
.admin-topbar {
  background: #fff; border-bottom: 1px solid var(--line); padding: 12px 22px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap; box-shadow: var(--shadow);
}
.admin-topbar > span { font-weight: 700; color: var(--green); margin-right: auto; }
.admin-content { padding: 24px 26px; flex: 1; }
.admin-footer { padding: 12px 26px; font-size: .78rem; color: var(--muted); border-top: 1px solid var(--line); background: #fff; }
.filter-bar { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; margin-bottom: 16px; }
.filter-bar form { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; }
.filter-bar label { margin: 0 0 2px; }
.filter-bar input, .filter-bar select { width: auto; }
@media (max-width: 820px) {
  .admin-sidebar { position: static; width: 100%; }
  .admin-main { margin-left: 0; }
  .admin-nav { display: flex; flex-wrap: wrap; }
  .nav-toggle { display: block; }
  .main-nav { display: none; }
  body.nav-open .main-nav { display: block; width: 100%; }
  body.nav-open .main-nav ul { flex-direction: column; align-items: flex-start; }
}

/* ----- Login page ----- */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--green), #2e8b57); }
.login-box { background: #fff; border-radius: 14px; box-shadow: 0 16px 40px rgba(0,0,0,.28); padding: 32px; width: min(400px, 92%); }
.login-box h1 { color: var(--green); margin: 0 0 4px; font-size: 1.3rem; }
.login-box p { color: var(--muted); margin: 0 0 16px; font-size: .88rem; }
.demo-code { background: #fdf0c9; border: 1px dashed #c9a227; border-radius: 8px; padding: 10px 14px; font-size: .9rem; margin-bottom: 14px; }
.demo-code code { font-size: 1.2rem; letter-spacing: 2px; }

/* ----- FAQ ----- */
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px; margin-bottom: 12px; }
.faq-item h3 { margin: 0 0 6px; font-size: .98rem; color: var(--green); }
.faq-item p { margin: 0; font-size: .9rem; }