/* ============================================
   SAYFE – STYLE.CSS
   ============================================ */

:root {
  --bg: #0F0E0C;
  --surface: #1A1916;
  --surface2: #222119;
  --border: #2E2C27;
  --amber: #F5A623;
  --amber-light: #FFC85A;
  --amber-dim: rgba(245, 166, 35, 0.15);
  --text: #F0EDE6;
  --text-muted: #8A8578;
  --text-dim: #5A5750;
  --green: #3DAA6A;
  --green-dim: rgba(61, 170, 106, 0.15);
  --radius: 16px;
  --radius-sm: 10px;
  --font-head: 'Bricolage Grotesque', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  padding-bottom: 86px;
}

.page { min-height: 100vh; animation: fadeIn 0.4s ease; }
.page.hidden { display: none; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── ACCUEIL ── */
#page-accueil {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.accueil-bg { position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.grain {
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.5;
}
.orb { position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.12; }
.orb1 { width: 600px; height: 600px; background: #F5A623; top: -200px; left: -100px; }
.orb2 { width: 400px; height: 400px; background: #3DAA6A; bottom: -100px; right: -100px; }

.accueil-header {
  position: relative; z-index: 1;
  display: flex; justify-content: space-between; align-items: center;
  padding: 28px 48px;
  border-bottom: 1px solid var(--border);
}
.logo { font-family: var(--font-head); font-size: 1.6rem; font-weight: 800; color: var(--amber); letter-spacing: -0.02em; }
.stats-header { font-size: 0.9rem; color: var(--text-muted); display: flex; gap: 8px; align-items: center; }
.stats-header strong { color: var(--amber); font-weight: 600; }
.divider { color: var(--text-dim); }

.accueil-main {
  position: relative; z-index: 1; flex: 1;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  text-align: center; padding: 80px 24px; gap: 56px;
}

.hero-eyebrow {
  display: inline-block; font-size: 0.8rem; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--amber); background: var(--amber-dim);
  padding: 6px 14px; border-radius: 100px; margin-bottom: 20px;
  border: 1px solid rgba(245, 166, 35, 0.25);
}
.hero-title {
  font-family: var(--font-head); font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 800; line-height: 1.1; letter-spacing: -0.03em;
  color: var(--text); margin-bottom: 20px;
}
.hero-sub { font-size: 1.1rem; color: var(--text-muted); max-width: 480px; margin: 0 auto; line-height: 1.6; }

.accueil-cards { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; }

.role-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px 40px;
  cursor: pointer; text-align: left; width: 240px;
  transition: var(--transition); position: relative; overflow: hidden;
  font-family: var(--font-body);
}
.role-card::before { content: ''; position: absolute; inset: 0; opacity: 0; transition: var(--transition); border-radius: var(--radius); }
.role-card:hover { transform: translateY(-4px); border-color: transparent; }
.card-eleve::before { background: linear-gradient(135deg, var(--amber-dim), transparent); }
.card-prof::before  { background: linear-gradient(135deg, var(--green-dim), transparent); }
.card-eleve:hover { box-shadow: 0 20px 40px rgba(245, 166, 35, 0.15); }
.card-prof:hover  { box-shadow: 0 20px 40px rgba(61, 170, 106, 0.15); }
.card-eleve:hover::before, .card-prof:hover::before { opacity: 1; }
.card-icon { font-size: 2rem; margin-bottom: 16px; }
.card-label { font-family: var(--font-head); font-size: 1.1rem; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.card-desc { font-size: 0.85rem; color: var(--text-muted); line-height: 1.4; margin-bottom: 20px; }
.card-arrow { font-size: 1.2rem; color: var(--amber); transition: transform var(--transition); }
.role-card:hover .card-arrow { transform: translateX(4px); }
.card-prof .card-arrow { color: var(--green); }

.accueil-footer {
  position: relative; z-index: 1;
  padding: 20px 48px 32px;
  border-top: 1px solid var(--border);
}
.copyright { text-align: center; margin-top: 08px; margin-bottom: 16px; font-size: 0.78rem; color: var(--text-dim); letter-spacing: 0.03em; }



/* ── PAGES INTERNES ── */
.page-inner { max-width: 700px; margin: 0 auto; padding: 40px 24px 80px; }
.page-inner.wide { max-width: 900px; }

.btn-back {
  background: transparent; border: 1px solid var(--border);
  color: var(--text-muted); padding: 8px 16px;
  border-radius: var(--radius-sm); font-family: var(--font-body);
  font-size: 0.9rem; cursor: pointer; transition: var(--transition);
  margin-bottom: 28px; display: inline-flex; align-items: center; gap: 6px;
}
.btn-back:hover { border-color: var(--amber); color: var(--amber); }

/* ── ONGLETS ── */
.tabs {
  display: flex; gap: 4px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 4px; margin-bottom: 32px;
}
.tab {
  flex: 1; background: transparent; border: none;
  color: var(--text-muted); padding: 11px 16px; border-radius: 8px;
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 500;
  cursor: pointer; transition: var(--transition);
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--amber); color: #0F0E0C; font-weight: 700; }
.tab-content { animation: fadeIn 0.3s ease; }
.tab-content.hidden { display: none; }

/* ── HEADERS ── */
.page-header { margin-bottom: 28px; }
.page-header h2 { font-family: var(--font-head); font-size: 2rem; font-weight: 800; letter-spacing: -0.02em; color: var(--text); margin-bottom: 8px; }
.page-header p { color: var(--text-muted); font-size: 1rem; }

/* ── FORMULAIRES ── */
.form-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.88rem; font-weight: 500; color: var(--text-muted); margin-bottom: 8px; letter-spacing: 0.02em; }
.label-hint { font-weight: 400; opacity: 0.6; }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 12px 16px;
  font-family: var(--font-body); font-size: 0.95rem; color: var(--text);
  transition: var(--transition); outline: none;
  -webkit-appearance: none; appearance: none;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238A8578' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px;
}
.form-group select option { background: var(--surface); color: var(--text); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--amber); box-shadow: 0 0 0 3px var(--amber-dim); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-dim); }
.form-group textarea { resize: vertical; min-height: 100px; }

.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--amber); color: #0F0E0C; border: none;
  padding: 14px 28px; border-radius: var(--radius-sm);
  font-family: var(--font-head); font-size: 0.95rem; font-weight: 700;
  cursor: pointer; transition: var(--transition);
  width: 100%; justify-content: center; margin-top: 8px;
}
.btn-primary:hover { background: var(--amber-light); transform: translateY(-2px); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ── SUCCÈS ── */
.success-banner {
  background: var(--green-dim); border: 1px solid rgba(61, 170, 106, 0.3);
  color: var(--green); border-radius: var(--radius-sm);
  padding: 16px 20px; margin-bottom: 24px;
  display: flex; align-items: center; gap: 12px; font-weight: 500; flex-wrap: wrap;
}
.success-banner button {
  margin-left: auto; background: var(--green); color: #fff;
  border: none; padding: 6px 14px; border-radius: 6px;
  cursor: pointer; font-family: var(--font-body); font-size: 0.85rem; transition: opacity 0.2s;
}
.success-banner button:hover { opacity: 0.85; }

/* ── FILTRES ── */
.filter-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; }
.filter-label { font-size: 0.85rem; color: var(--text-muted); font-weight: 500; flex-shrink: 0; }
.filter-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-muted); padding: 6px 14px; border-radius: 100px;
  font-size: 0.82rem; font-family: var(--font-body); cursor: pointer; transition: var(--transition);
}
.chip:hover { border-color: var(--amber); color: var(--amber); }
.chip.active { background: var(--amber-dim); border-color: var(--amber); color: var(--amber); font-weight: 600; }

/* ── FAQ ── */
.faq-loading, .faq-empty { text-align: center; padding: 60px 20px; color: var(--text-muted); font-size: 0.95rem; }
.faq-empty .empty-icon { font-size: 3rem; margin-bottom: 12px; }

.faq-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px 28px;
  margin-bottom: 16px; transition: border-color 0.25s;
}
.faq-item:hover { border-color: #3A3830; }

.faq-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.faq-meta { display: flex; gap: 8px; flex-wrap: wrap; }

.tag-matiere, .tag-classe, .tag-dept { font-size: 0.78rem; padding: 3px 10px; border-radius: 100px; font-weight: 500; }
.tag-matiere { background: var(--amber-dim); color: var(--amber); border: 1px solid rgba(245, 166, 35, 0.25); }
.tag-classe  { background: rgba(99, 102, 241, 0.12); color: #a5b4fc; border: 1px solid rgba(99, 102, 241, 0.2); }
.tag-dept    { background: rgba(100, 200, 200, 0.1); color: #67e8f9; border: 1px solid rgba(100, 200, 200, 0.15); }

.faq-nickname { font-size: 0.82rem; font-weight: 600; color: var(--text-muted); white-space: nowrap; }
.faq-question-text { font-size: 1.05rem; line-height: 1.6; color: var(--text); margin-bottom: 18px; }
.faq-footer { display: flex; align-items: center; justify-content: space-between; }
.reply-count { font-size: 0.82rem; color: var(--text-dim); background: var(--surface2); padding: 4px 12px; border-radius: 100px; }
.btn-reply {
  background: var(--green-dim); color: var(--green);
  border: 1px solid rgba(61, 170, 106, 0.25); padding: 8px 18px;
  border-radius: var(--radius-sm); font-family: var(--font-body);
  font-size: 0.88rem; font-weight: 500; cursor: pointer; transition: var(--transition);
}
.btn-reply:hover { background: var(--green); color: #fff; }

.reponses-list { margin-top: 20px; }
.reponse-item {
  background: var(--surface2); border-left: 3px solid var(--green);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 14px 18px; margin-bottom: 10px;
}
.reponse-prof { font-size: 0.8rem; color: var(--green); font-weight: 600; margin-bottom: 6px; }
.reponse-text { font-size: 0.93rem; color: var(--text); line-height: 1.55; }

.response-form {
  margin-top: 20px; background: var(--surface2);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 24px; animation: fadeIn 0.25s ease;
}
.response-form.hidden { display: none; }

.hidden { display: none !important; }

/* ── BANDEAU PUB FLOTTANT (sticky bottom) ── */
.pub-float {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 999;
  background: var(--surface);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.45);
  animation: slideUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.pub-float::before {
  content: 'Pub';
  display: block;
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-align: right;
  padding: 3px 12px 0;
}

.pub-float-inner {
  width: 100%;
  max-width: 728px;
  margin: 0 auto;
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px 16px 8px;
}

.pub-float-inner a { display: block; width: 100%; }
.pub-float-inner img {
  display: block; width: 100%;
  height: 66px; object-fit: cover;
  border-radius: var(--radius-sm);
}

.pub-float-inner .pub-placeholder {
  min-height: 66px;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--text-dim);
  font-style: italic;
}

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  .accueil-header { padding: 20px 24px; }
  .accueil-footer { padding: 16px 24px 24px; }
  .accueil-cards { flex-direction: column; align-items: center; }
  .role-card { width: 100%; max-width: 320px; }
  .form-card { padding: 24px 20px; }
  .form-row { grid-template-columns: 1fr; }
  .page-inner { padding: 28px 16px 60px; }
  .faq-item { padding: 18px 20px; }
  .tabs { flex-direction: column; }
  body { padding-bottom: 72px; }
  .pub-float-inner { min-height: 58px; padding: 4px 12px 6px; }
  .pub-float-inner img { height: 52px; }
}