/* ============================================================
   pages.css — styles partagés pour toutes les pages publiques
   (login, verify, mes-infos, mes-troncons, profil, creer, etc.)

   Philosophie : sobre, minimal, mobile-first. Le "wow" du site
   est dans les tronçons eux-mêmes, pas dans les formulaires.
   ============================================================ */

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: #fafafa;
  color: #1a1a1a;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: #1a1a1a;
  text-decoration: underline;
  text-underline-offset: 3px;
}
a:hover { color: #555; }

/* === Layout pages publiques ============================== */
.page {
  max-width: 480px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}
.page-wide {
  max-width: 720px;
}

.page-header {
  margin-bottom: 32px;
}
.page-header h1 {
  margin: 0 0 8px;
  font-size: 24px;
  font-weight: 600;
}
.page-header .lead {
  margin: 0;
  color: #555;
  font-size: 15px;
}

/* === Lien de retour (haut de page) ======================= */
.back-link {
  display: inline-block;
  margin-bottom: 24px;
  font-size: 14px;
  color: #888;
  text-decoration: none;
}
.back-link:hover { color: #1a1a1a; }
.back-link::before { content: '← '; }

/* === Formulaires ========================================= */
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #333;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.form-group .hint {
  font-size: 13px;
  color: #888;
  margin-top: 6px;
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="url"],
.form-group textarea {
  display: block;
  width: 100%;
  padding: 12px 14px;
  font-size: 16px;
  font-family: inherit;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  color: #1a1a1a;
  transition: border-color .15s, box-shadow .15s;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #1a1a1a;
  box-shadow: 0 0 0 3px rgba(0,0,0,.06);
}
.form-group textarea {
  resize: vertical;
  min-height: 100px;
}
.form-group .prefix-input {
  position: relative;
}
.form-group .prefix-input::before {
  content: '@';
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: #888;
  pointer-events: none;
}
.form-group .prefix-input input {
  padding-left: 30px;
}

/* === Boutons ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: 15px;
  font-weight: 600;
  font-family: inherit;
  border-radius: 6px;
  border: 1px solid transparent;
  background: #1a1a1a;
  color: #fff;
  cursor: pointer;
  transition: background .15s, opacity .15s;
  text-decoration: none;
}
.btn:hover { background: #333; }
.btn[disabled],
.btn.loading {
  opacity: .5;
  pointer-events: none;
}
.btn-block { display: flex; width: 100%; }
.btn-secondary {
  background: #fff;
  color: #1a1a1a;
  border-color: #ddd;
}
.btn-secondary:hover { background: #f0f0f0; }
.btn-danger {
  background: #fff;
  color: #c33;
  border-color: #e8b8b8;
}
.btn-danger:hover { background: #fdf2f2; }

/* === Messages flash / alerts ============================= */
.alert {
  padding: 14px 16px;
  border-radius: 6px;
  margin-bottom: 24px;
  font-size: 14px;
  line-height: 1.45;
}
.alert-success {
  background: #f0f8f0;
  border: 1px solid #c8e6c8;
  color: #2a5a2a;
}
.alert-error {
  background: #fdf2f2;
  border: 1px solid #f0d0d0;
  color: #8a2a2a;
}
.alert-info {
  background: #f4f6fa;
  border: 1px solid #d4ddee;
  color: #2a4a7a;
}

/* === Top bar (sur les pages connectées) ================== */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: #fff;
  border-bottom: 1px solid #eee;
  position: sticky; top: 0;
  z-index: 10;
}
.topbar a { text-decoration: none; }
.topbar .brand {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -.3px;
}
.topbar nav,
.topbar .primary-nav {
  display: flex;
  gap: 18px;
  align-items: center;
  font-size: 14px;
  color: #555;
}
.topbar nav a:hover,
.topbar .primary-nav a:hover { color: #1a1a1a; }

/* === Hamburger button (caché sur desktop) ================ */
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  padding: 0;
  margin: 0;
  background: transparent;
  border: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 110;
}
.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  display: block;
  position: absolute;
  width: 22px;
  height: 2px;
  background: #1a1a1a;
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease, top .2s ease;
}
.nav-toggle-icon { top: 50%; left: 50%; transform: translate(-50%, -50%); }
.nav-toggle-icon::before { content: ''; left: 0; top: -7px; }
.nav-toggle-icon::after  { content: ''; left: 0; top:  7px; }

.nav-toggle.active .nav-toggle-icon { background: transparent; }
.nav-toggle.active .nav-toggle-icon::before {
  top: 0; transform: rotate(45deg);
}
.nav-toggle.active .nav-toggle-icon::after  {
  top: 0; transform: rotate(-45deg);
}

/* === Overlay (caché sur desktop) ========================= */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 90;
  opacity: 0;
  transition: opacity .2s ease;
}
.nav-overlay.open {
  display: block;
  opacity: 1;
}

body.nav-locked { overflow: hidden; }

/* === Mobile : drawer ===================================== */
@media (max-width: 720px) {
  .nav-toggle { display: flex; }

  .topbar .primary-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(80vw, 320px);
    background: #fff;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.08);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 72px 0 24px;
    z-index: 100;
    transform: translateX(100%);
    transition: transform .25s ease;
    overflow-y: auto;
  }
  .topbar .primary-nav.open {
    transform: translateX(0);
  }
  .topbar .primary-nav a {
    display: block;
    padding: 14px 24px;
    font-size: 16px;
    color: #1a1a1a;
    border-bottom: 1px solid #f0f0f0;
  }
  .topbar .primary-nav a:hover,
  .topbar .primary-nav a:active {
    background: #f7f7f7;
  }
}

/* === Mobile tweaks ======================================= */
@media (max-width: 540px) {
  .page { padding: 24px 18px 60px; }
  .page-header h1 { font-size: 20px; }
  .topbar { padding: 12px 16px; }
}