/* ============================================================
   LFA2026 — Conférence Logique Floue et ses Applications
   CSS pour sciencesconf.org
   Typographie : moderne, sans-serif, Outfit + DM Sans
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,400&display=swap');

/* ---------- Variables ---------- */
:root {
  --color-bg:           #f7f5f0;
  --color-surface:      #ffffff;
  --color-border:       #d9d3c7;
  --color-text:         #1a1814;
  --color-text-muted:   #6b6456;
  --color-accent:       #2b4c7e;
  --color-accent-light: #e8eef6;
  --color-accent-hover: #1e3558;
  --color-rule:         #c8bfb0;

  --font-display: 'Outfit', 'Helvetica Neue', sans-serif;
  --font-body:    'DM Sans', 'Helvetica Neue', sans-serif;

  --radius:     4px;
  --shadow-sm:  0 1px 4px rgba(0,0,0,.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,.09);
  --max-width:  1000px;
  --transition: .2s ease;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--color-accent-hover); text-decoration: underline; }

/* ---------- Typographie — 100% sans-serif ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display) !important;
  line-height: 1.2;
  color: var(--color-text);
  font-weight: 600;
  letter-spacing: -.01em;
}

h1 { font-size: clamp(1.9rem, 5vw, 2.8rem); font-weight: 700; }
h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); }
h3 { font-size: 1.2rem; }

p { margin-bottom: 1em; font-family: var(--font-body); }
p:last-child { margin-bottom: 0; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ---------- Buttons ---------- */
.btn, button.btn {
  font-family: var(--font-display);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .65rem 1.6rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  text-decoration: none !important;
}

.btn-primary { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); color: #fff; }
.btn-outline { background: transparent; color: var(--color-accent); border-color: var(--color-accent); }
.btn-outline:hover { background: var(--color-accent); color: #fff; }

/* ---------- Cards ---------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card-grid { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

/* ---------- Programme ---------- */
.schedule-day-title {
  font-family: var(--font-display);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: .4rem;
  margin-bottom: 1rem;
}

.schedule-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 1rem;
  padding: .9rem 0;
  border-bottom: 1px dashed var(--color-border);
}
.schedule-item:last-child { border-bottom: none; }

.schedule-time {
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: .05em;
}

.schedule-title {
  font-family: var(--font-display);
  font-size: .97rem;
  font-weight: 500;
  margin-bottom: .2rem;
}

.schedule-speaker { font-size: .83rem; color: var(--color-text-muted); }

.schedule-tag {
  display: inline-block;
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: .15rem .55rem;
  border-radius: 2px;
  margin-top: .3rem;
}

/* ---------- Speakers ---------- */
.speakers-grid { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.speaker-card { text-align: center; padding: 1.5rem 1rem; }

.speaker-avatar {
  width: 86px; height: 86px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1rem;
  border: 3px solid var(--color-border);
  background: var(--color-accent-light);
}

.speaker-name { font-family: var(--font-display); font-size: 1rem; font-weight: 600; margin-bottom: .2rem; }
.speaker-affiliation { font-size: .82rem; color: var(--color-text-muted); }
.speaker-role {
  display: inline-block; margin-top: .5rem;
  font-family: var(--font-display); font-size: .68rem; font-weight: 600;
  letter-spacing: .09em; text-transform: uppercase; color: var(--color-accent);
}

/* ---------- Inscription ---------- */
.reg-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 2rem 2.25rem;
  max-width: 680px;
}

.reg-table { width: 100%; border-collapse: collapse; margin: 1.25rem 0; font-size: .9rem; font-family: var(--font-body); }
.reg-table th {
  text-align: left; font-family: var(--font-display); font-size: .72rem; font-weight: 600;
  letter-spacing: .09em; text-transform: uppercase; color: var(--color-text-muted);
  border-bottom: 2px solid var(--color-border); padding: .5rem .75rem;
}
.reg-table td { padding: .65rem .75rem; border-bottom: 1px solid var(--color-border); }
.reg-table tr:last-child td { border-bottom: none; }
.reg-table .price { font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: var(--color-accent); }

.deadline-notice {
  background: var(--color-accent-light);
  border: 1px solid rgba(43,76,126,.2);
  border-radius: var(--radius);
  padding: .75rem 1rem;
  font-size: .87rem; font-family: var(--font-body);
  color: var(--color-accent); margin: 1rem 0;
}

/* ---------- Venue ---------- */
.venue-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: start; }
.venue-map { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--color-border); aspect-ratio: 16/9; }
.venue-map iframe { width: 100%; height: 100%; border: none; }

.info-list { list-style: none; padding: 0; margin-top: 1rem; }
.info-list li {
  padding: .45rem 0; border-bottom: 1px dashed var(--color-border);
  font-size: .9rem; font-family: var(--font-body); display: flex; gap: .6rem;
}
.info-list li:last-child { border-bottom: none; }
.info-list li::before { content: '—'; color: var(--color-accent); font-weight: 700; flex-shrink: 0; }

/* ---------- Dates importantes ---------- */
.dates-list { list-style: none; padding: 0; border-left: 2px solid var(--color-rule); padding-left: 1.5rem; }
.dates-list li { position: relative; padding: .5rem 0; }
.dates-list li::before {
  content: ''; position: absolute; left: -1.65rem; top: .75rem;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-accent); border: 2px solid var(--color-surface); outline: 2px solid var(--color-accent);
}
.dates-list .date-label {
  font-family: var(--font-display); font-size: .73rem; font-weight: 600;
  letter-spacing: .07em; text-transform: uppercase; color: var(--color-accent); display: block;
}

/* ---------- Footer ---------- */
#footer, footer {
  background: var(--color-text);
  color: rgba(255,255,255,.6);
  padding: 3rem 0 2rem;
  font-size: .85rem; font-family: var(--font-body);
}
footer h4 { color: #fff; font-family: var(--font-display) !important; font-size: .95rem; font-weight: 600; margin-bottom: .75rem; }
footer a { color: rgba(255,255,255,.6); }
footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2.5rem; margin-bottom: 2rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding-top: 1.25rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem; }

/* ============================================================
   SCIENCESCONF.ORG — Overrides
   ============================================================ */

/* Typographie globale */
body, #contenu, .contenu, #page_content,
p, li, td, th, label, input, textarea, select {
  font-family: var(--font-body) !important;
}

h1, h2, h3, h4, h5, h6,
.conf-title, .page-title {
  font-family: var(--font-display) !important;
  font-weight: 600 !important;
  letter-spacing: -.01em !important;
}

/* Navigation */
.menu_global a, nav a {
  font-family: var(--font-display) !important;
  font-size: 1.22rem !important;
  font-weight: 500 !important;
  letter-spacing: .05em !important;
  text-transform: uppercase !important;
}

.menu_global a:hover, .menu_global a.selected {
  color: var(--color-accent) !important;
  background: transparent !important;
}

/* Fond général */
#contenu, .contenu, #page_content {
  background: var(--color-bg) !important;
  color: var(--color-text) !important;
}

/* Boutons */
input[type="submit"], button[type="submit"], .btn {
  font-family: var(--font-display) !important;
  font-size: .82rem !important;
  font-weight: 600 !important;
  letter-spacing: .06em !important;
  text-transform: uppercase !important;
  background: var(--color-accent) !important;
  border: none !important;
  border-radius: var(--radius) !important;
  color: #fff !important;
  padding: .65rem 1.5rem !important;
  cursor: pointer !important;
  transition: background var(--transition) !important;
}
input[type="submit"]:hover, button[type="submit"]:hover {
  background: var(--color-accent-hover) !important;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .venue-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .schedule-item { grid-template-columns: 75px 1fr; }
}
@media (max-width: 480px) {
  .card-grid { grid-template-columns: 1fr; }
  .speakers-grid { grid-template-columns: 1fr 1fr; }
}

#hero-banner,
#template_header {
  height: auto !important;
  max-height: 80px !important;
}

#template_header img {
  width: 100% !important;
  height: auto !important;
  max-height: none !important;

  object-fit: contain !important;
  object-position: center top !important;

  display: block !important;
}