/* ============================================================
   Incendies.info — design "poste de veille"
   Sombre, chaleureux, rassurant. Accents braise + teal sécurité.
   ============================================================ */
:root {
  --bg: #0a0f1c;
  --bg-2: #0f1729;
  --card: rgba(255, 255, 255, 0.045);
  --card-border: rgba(255, 255, 255, 0.09);
  --text: #e8edf6;
  --muted: #93a1b8;
  --ember: #ff6b35;
  --ember-2: #ffb347;
  --safe: #2dd4bf;
  --info: #38bdf8;
  --low: #22c55e;
  --moderate: #eab308;
  --high: #f97316;
  --extreme: #ef4444;
  --radius: 18px;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(1200px 700px at 85% -10%, rgba(255, 107, 53, 0.13), transparent 60%),
    radial-gradient(900px 600px at -10% 30%, rgba(56, 189, 248, 0.07), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; }
a { color: var(--info); }
h1, h2, h3 { font-family: var(--font-display); letter-spacing: -0.01em; }
.muted { color: var(--muted); }
.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
section { scroll-margin-top: 90px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  /* Pas de backdrop-filter : très coûteux au scroll (repeint à chaque frame) */
  background: rgba(13, 19, 34, 0.97);
  border-bottom: 1px solid var(--card-border);
}
.header-inner { display: flex; align-items: center; gap: 16px; padding: 12px 20px; max-width: 1120px; margin: 0 auto; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; }
.brand svg { width: 30px; height: 30px; }
.header-nav { margin-left: auto; display: flex; gap: 4px; }
.header-nav a { color: var(--muted); text-decoration: none; padding: 8px 12px; border-radius: 10px; font-size: 0.92rem; transition: 0.2s; }
.header-nav a:hover { color: var(--text); background: var(--card); }

.refresh-pill {
  display: flex; align-items: center; gap: 8px;
  border: 1px solid var(--card-border); background: var(--card);
  padding: 6px 12px; border-radius: 999px; font-size: 0.82rem; color: var(--muted);
  cursor: pointer; transition: 0.2s;
}
.refresh-pill:hover { color: var(--text); border-color: rgba(255,255,255,0.2); }
#refresh-spinner { display: inline-block; transition: transform 0.6s; }
#refresh-spinner.spin { animation: rot 1s linear infinite; }
@keyframes rot { to { transform: rotate(360deg); } }

/* ---------- Bandeaux ---------- */
.demo-banner {
  background: linear-gradient(90deg, rgba(234, 179, 8, 0.16), rgba(234, 179, 8, 0.06));
  border-bottom: 1px solid rgba(234, 179, 8, 0.3);
  color: #fde68a; text-align: center; font-size: 0.85rem; padding: 7px 16px;
}
.emergency-strip {
  display: flex; flex-wrap: wrap; gap: 10px 22px; justify-content: center; align-items: center;
  background: rgba(239, 68, 68, 0.10); border-bottom: 1px solid rgba(239, 68, 68, 0.25);
  padding: 8px 16px; font-size: 0.88rem;
}
.emergency-strip strong { color: #fca5a5; }
.emergency-strip a { color: var(--text); text-decoration: none; font-weight: 600; }

/* ---------- Héro ---------- */
.hero { padding: 56px 0 26px; text-align: center; position: relative; overflow: hidden; }
.hero h1 {
  font-size: clamp(2rem, 5.5vw, 3.4rem); margin: 14px 0 10px; line-height: 1.08;
  background: linear-gradient(100deg, #fff 30%, var(--ember-2) 70%, var(--ember));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p.lede { max-width: 640px; margin: 0 auto; color: var(--muted); font-size: 1.06rem; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 16px; border-radius: 999px; font-weight: 600; font-size: 0.9rem;
  border: 1px solid var(--card-border); background: var(--card);
}
.hero-badge::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: currentColor; animation: blink 1.6s ease-in-out infinite; }
@keyframes blink { 50% { opacity: 0.35; } }
.hero-badge.low { color: var(--low); border-color: rgba(34,197,94,.35); }
.hero-badge.moderate { color: var(--moderate); border-color: rgba(234,179,8,.35); }
.hero-badge.high { color: var(--high); border-color: rgba(249,115,22,.4); }
.hero-badge.extreme { color: var(--extreme); border-color: rgba(239,68,68,.45); }
#updated-at, #last-visit { font-size: 0.82rem; color: var(--muted); margin-top: 12px; }
#last-visit { margin-top: 4px; }

/* ---------- Tour d'horizon ---------- */
.tour {
  display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin: 26px auto 0; padding: 0 16px;
}
.tour-step {
  display: flex; align-items: center; gap: 8px; cursor: pointer;
  border: 1px solid var(--card-border); background: var(--card);
  padding: 9px 16px; border-radius: 999px; font-size: 0.9rem; color: var(--muted);
  transition: 0.25s; user-select: none;
}
.tour-step:hover { transform: translateY(-2px); color: var(--text); }
.tour-step .check { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--muted); display: grid; place-items: center; font-size: 11px; color: transparent; transition: 0.3s; flex: none; }
.tour-step.done { color: var(--safe); border-color: rgba(45, 212, 191, 0.4); }
.tour-step.done .check { background: var(--safe); border-color: var(--safe); color: #06281f; }
.tour-toast {
  position: fixed; left: 50%; bottom: 84px; transform: translate(-50%, 24px); z-index: 1200;
  background: linear-gradient(120deg, rgba(45,212,191,0.95), rgba(56,189,248,0.95));
  color: #04222b; font-weight: 600; padding: 13px 22px; border-radius: 14px;
  box-shadow: 0 12px 40px rgba(45, 212, 191, 0.35); opacity: 0; pointer-events: none; transition: 0.45s cubic-bezier(.2,.9,.3,1.4);
}
.tour-toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Ticker ---------- */
.ticker { overflow: hidden; border-block: 1px solid var(--card-border); background: var(--bg-2); margin-top: 34px; }
.ticker-track { display: inline-flex; gap: 48px; white-space: nowrap; padding: 10px 0; animation: scroll 55s linear infinite; font-size: 0.9rem; color: var(--muted); will-change: transform; }
.ticker.paused .ticker-track { animation-play-state: paused; }
.ticker:hover .ticker-track { animation-play-state: paused; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin: 30px 0; }
.stat {
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius);
  padding: 18px; text-align: center; transition: transform 0.25s, border-color 0.25s;
}
.stat:hover { transform: translateY(-3px); border-color: rgba(255, 179, 71, 0.35); }
.stat b { display: block; font-size: 2rem; font-family: var(--font-display); }
.stat span { font-size: 0.8rem; color: var(--muted); }

/* ---------- Carte ---------- */
.map-section h2, section h2 { font-size: 1.6rem; margin: 0 0 6px; }
.section-sub { color: var(--muted); margin: 0 0 18px; font-size: 0.95rem; }
.map-wrap { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--card-border); box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45); }
#map { height: min(66vh, 560px); background: #0b0f19; }
.layer-chips { position: absolute; z-index: 800; top: 12px; left: 12px; display: flex; flex-wrap: wrap; gap: 8px; max-width: calc(100% - 24px); }
.layer-chip {
  border: 1px solid var(--card-border); background: rgba(13, 19, 34, 0.94);
  color: var(--muted); padding: 7px 13px; border-radius: 999px; font-size: 0.83rem; cursor: pointer; transition: 0.2s;
  font-family: var(--font-body);
}
.layer-chip.on { color: var(--text); border-color: var(--ember); box-shadow: 0 0 0 1px rgba(255, 107, 53, 0.4), 0 0 18px rgba(255, 107, 53, 0.25); }
.map-legend { display: flex; flex-wrap: wrap; gap: 8px 18px; padding: 12px 4px 0; font-size: 0.8rem; color: var(--muted); }
.map-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; }

/* Marqueurs feu */
.fire-marker { position: relative; width: 100%; height: 100%; }
.fire-core {
  position: absolute; inset: 25%; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ffd28a, var(--ember) 55%, #c2410c);
  box-shadow: 0 0 14px rgba(255, 107, 53, 0.9);
}
.fire-pulse { position: absolute; inset: 0; border-radius: 50%; border: 2px solid rgba(255, 107, 53, 0.65); animation: pulse 1.8s ease-out infinite; will-change: transform, opacity; }
body.map-off .fire-pulse { animation-play-state: paused; }
.fire-marker.mid .fire-pulse { animation-duration: 2.3s; }
.fire-marker.low .fire-pulse { animation-duration: 3s; border-color: rgba(255, 179, 71, 0.4); }
.fire-marker.old { opacity: 0.55; }
@keyframes pulse { 0% { transform: scale(0.55); opacity: 1; } 100% { transform: scale(1.35); opacity: 0; } }
.wind-arrow { color: var(--info); font-size: 19px; text-shadow: 0 0 8px rgba(56, 189, 248, 0.7); line-height: 1; text-align: center; }
.wind-label { font-size: 10px; color: #bae6fd; text-align: center; text-shadow: 0 1px 3px #000; }
.leaflet-popup-content-wrapper { background: #101a2e; color: var(--text); border-radius: 12px; border: 1px solid var(--card-border); }
.leaflet-popup-tip { background: #101a2e; }
.leaflet-popup-content small { color: var(--muted); }

/* ---------- Grille danger / autour de moi ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 860px) { .grid-2 { grid-template-columns: 1fr; } }
.card {
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 24px;
}
.gauge-wrap { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.gauge { width: 150px; flex: none; }
.gauge-bg { fill: none; stroke: rgba(255, 255, 255, 0.08); stroke-width: 12; }
.gauge-arc { fill: none; stroke-width: 12; stroke-linecap: round; transition: stroke-dasharray 1.2s cubic-bezier(.3,.8,.3,1), stroke 0.6s; }
.gauge-arc.low { stroke: var(--low); } .gauge-arc.moderate { stroke: var(--moderate); }
.gauge-arc.high { stroke: var(--high); } .gauge-arc.extreme { stroke: var(--extreme); }
.gauge text { fill: var(--text); font-family: var(--font-display); }
.danger-level { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; }
.danger-level.low { color: var(--low); } .danger-level.moderate { color: var(--moderate); }
.danger-level.high { color: var(--high); } .danger-level.extreme { color: var(--extreme); }
#danger-why, #wx-line { font-size: 0.88rem; color: var(--muted); }
#danger-advice { margin-top: 8px; }
.disclaimer { font-size: 0.76rem; color: var(--muted); margin-top: 14px; border-top: 1px dashed var(--card-border); padding-top: 10px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  background: linear-gradient(120deg, var(--ember), var(--ember-2)); color: #23120a;
  font-weight: 700; font-family: var(--font-display); font-size: 0.95rem;
  border: none; padding: 12px 22px; border-radius: 12px; transition: 0.25s;
  box-shadow: 0 8px 26px rgba(255, 107, 53, 0.3);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 34px rgba(255, 107, 53, 0.42); }
.btn.secondary { background: var(--card); color: var(--text); border: 1px solid var(--card-border); box-shadow: none; }
.locate-card { margin-top: 16px; border-radius: 14px; padding: 16px; border: 1px solid; }
.locate-card.ok { border-color: rgba(45, 212, 191, 0.4); background: rgba(45, 212, 191, 0.07); }
.locate-card.warn { border-color: rgba(249, 115, 22, 0.45); background: rgba(249, 115, 22, 0.08); }
.locate-verdict { font-weight: 700; margin-bottom: 8px; }
.locate-card ul { margin: 0 0 8px; padding-left: 18px; }

/* ---------- Actus ---------- */
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.news-card {
  display: block; background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius);
  padding: 18px; text-decoration: none; color: var(--text); transition: transform 0.25s, border-color 0.25s;
}
.news-card:hover { transform: translateY(-3px); border-color: rgba(56, 189, 248, 0.4); }
.news-card h3 { font-size: 1rem; margin: 8px 0 6px; line-height: 1.35; }
.news-card p { font-size: 0.85rem; color: var(--muted); margin: 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-meta { display: flex; justify-content: space-between; font-size: 0.76rem; color: var(--muted); }
.news-source { color: var(--ember-2); font-weight: 600; }

/* ---------- Kit ---------- */
.kit-wrap { display: flex; gap: 26px; align-items: flex-start; flex-wrap: wrap; }
.kit-ring { width: 120px; flex: none; }
.kit-ring circle.bg { fill: none; stroke: rgba(255, 255, 255, 0.08); stroke-width: 9; }
.kit-ring circle.arc { fill: none; stroke: var(--safe); stroke-width: 9; stroke-linecap: round; transition: stroke-dasharray 0.7s cubic-bezier(.3,.8,.3,1); transform: rotate(-90deg); transform-origin: center; }
.kit-ring text { fill: var(--text); font-family: var(--font-display); font-weight: 700; }
#kit-list { list-style: none; margin: 0; padding: 0; flex: 1; min-width: 260px; }
#kit-list li { margin-bottom: 6px; }
#kit-list label { display: flex; gap: 12px; align-items: center; cursor: pointer; padding: 9px 12px; border-radius: 12px; transition: 0.2s; border: 1px solid transparent; }
#kit-list label:hover { background: var(--card); }
#kit-list input { accent-color: var(--safe); width: 18px; height: 18px; flex: none; }
#kit-list input:checked + span { color: var(--muted); text-decoration: line-through; }
#kit-msg { color: var(--safe); font-size: 0.9rem; margin-top: 10px; }

/* ---------- Conseils / FAQ ---------- */
.advice-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.advice-card h3 { margin-top: 0; font-size: 1.02rem; }
.advice-card ul { padding-left: 18px; margin: 0; font-size: 0.9rem; color: var(--muted); }
.advice-card ul li { margin-bottom: 5px; }
details.faq {
  border: 1px solid var(--card-border); border-radius: 14px; background: var(--card);
  padding: 4px 18px; margin-bottom: 10px;
}
details.faq summary { cursor: pointer; font-weight: 600; padding: 12px 0; font-family: var(--font-display); }
details.faq p { color: var(--muted); margin-top: 0; }

/* ---------- Sources / footer ---------- */
.sources-list { display: flex; flex-wrap: wrap; gap: 10px; }
.sources-list a {
  border: 1px solid var(--card-border); background: var(--card); border-radius: 999px;
  padding: 7px 14px; font-size: 0.84rem; color: var(--muted); text-decoration: none; transition: 0.2s;
}
.sources-list a:hover { color: var(--text); border-color: rgba(255,255,255,0.25); }
.site-footer { border-top: 1px solid var(--card-border); margin-top: 60px; padding: 30px 0 110px; font-size: 0.82rem; color: var(--muted); }
.site-footer .container { display: grid; gap: 8px; }

/* ---------- Nav mobile ---------- */
.mobile-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1100;
  display: flex; justify-content: space-around;
  background: rgba(13, 19, 34, 0.98);
  border-top: 1px solid var(--card-border); padding: 8px 4px calc(8px + env(safe-area-inset-bottom));
}
.mobile-nav a { display: flex; flex-direction: column; align-items: center; gap: 2px; color: var(--muted); text-decoration: none; font-size: 0.68rem; padding: 4px 10px; border-radius: 10px; }
.mobile-nav a:active { color: var(--ember-2); }
.mobile-nav .ico { font-size: 1.25rem; }
@media (min-width: 861px) { .mobile-nav { display: none; } .site-footer { padding-bottom: 30px; } }
@media (max-width: 860px) { .header-nav { display: none; } }

/* Sections espacées */
main > section { margin-top: 56px; }

/* Perf : les sections sous la ligne de flottaison ne sont rendues qu'à l'approche */
#actus, #kit, #conseils, #faq, #sources { content-visibility: auto; contain-intrinsic-size: auto 620px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}