/* ═══════════════════════════════════════════════════════════════
   MÉTÉO MERLIMONT — Thème intermédiaire (ardoise bleue)
   ═══════════════════════════════════════════════════════════════ */

:root {
  --bg:     #a8caf0;
  --bg2:    #96bae4;
  --panel:  #8eb2de;
  --card:   #ffffff;
  --card2:  #edf4fd;
  --accent: #1a6bb5;
  --accent2:#2d80c0;
  --warm:   #c0491e;
  --sun:    #b07800;
  --rain:   #1a6bb5;
  --green:  #0d8f78;
  --text:   #1a2e42;
  --sub:    #4a6a8a;
  --border: #b8d4f0;
  --shadow: 0 2px 12px rgba(100,150,200,.18);
  --r:      12px;
}

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

body {
  font-family: 'DM Mono', monospace;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── BACKGROUND ─────────────────────────────────────── */
.bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 110% 55% at 80% -5%,  rgba(74,158,221,.18) 0%, transparent 55%),
    radial-gradient(ellipse 70%  40% at 5%  100%, rgba(46,207,176,.10) 0%, transparent 50%),
    linear-gradient(180deg, #a8caf0 0%, #90b8e8 100%);
}
.stars {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    radial-gradient(1px 1px at 20% 15%,  rgba(255,255,255,.60) 0%, transparent 100%),
    radial-gradient(1px 1px at 68% 8%,   rgba(255,255,255,.45) 0%, transparent 100%),
    radial-gradient(1px 1px at 42% 32%,  rgba(255,255,255,.35) 0%, transparent 100%),
    radial-gradient(1px 1px at 85% 42%,  rgba(255,255,255,.50) 0%, transparent 100%),
    radial-gradient(1px 1px at  8% 58%,  rgba(255,255,255,.30) 0%, transparent 100%),
    radial-gradient(1px 1px at 52% 12%,  rgba(255,255,255,.40) 0%, transparent 100%),
    radial-gradient(1px 1px at 78% 72%,  rgba(255,255,255,.25) 0%, transparent 100%);
}

/* ── NAV ─────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 54px;
  background: rgba(255,255,255,.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 8px rgba(100,150,200,.15);
}
.nav-brand {
  display: flex; align-items: center; gap: 8px;
  font-family: 'Syne', sans-serif; font-weight: 700; font-size: .92rem;
  color: var(--text); text-decoration: none; letter-spacing: -.01em;
}
.nav-brand strong { color: var(--accent); }
.brand-icon { font-size: 1.1rem; }
.nav-links { display: flex; gap: 2px; }
.nav-link {
  font-size: .67rem; letter-spacing: .1em; text-transform: uppercase;
  padding: 6px 12px; border-radius: 7px;
  color: var(--sub); text-decoration: none;
  transition: color .18s, background .18s;
}
.nav-link:hover  { color: var(--text);   background: rgba(74,158,221,.10); }
.nav-link.active { color: var(--accent); background: rgba(74,158,221,.14); }

/* ── WRAP ────────────────────────────────────────────── */
.wrap {
  position: relative; z-index: 1;
  max-width: 1140px; margin: 0 auto;
  padding: 36px 20px 80px;
}

/* ── PAGE HEADER ─────────────────────────────────────── */
.page-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  flex-wrap: wrap; gap: 12px; margin-bottom: 32px;
}
.page-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  font-weight: 800; line-height: 1; letter-spacing: -.025em;
  color: var(--text);
}
.page-sub {
  font-size: .68rem; color: var(--sub);
  letter-spacing: .13em; text-transform: uppercase; margin-top: 5px;
}
.live-badge {
  display: flex; align-items: center; gap: 8px;
  font-size: .69rem; color: var(--sub); letter-spacing: .07em;
}
.pulse {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(46,207,176,.45);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0   rgba(46,207,176,.45); }
  70%  { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0   transparent; }
}

/* ── HERO GRID ───────────────────────────────────────── */
.hero-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 14px; margin-bottom: 14px;
}
@media (max-width: 680px) { .hero-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 400px) { .hero-grid { grid-template-columns: 1fr; } }

.hero-card {
  position: relative; overflow: hidden;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 26px 22px 22px;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.hero-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.55) 0%, transparent 60%);
}
.hero-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 22px rgba(100,150,200,.25);
}
.hero-bg-icon {
  position: absolute; right: 14px; top: 12px;
  font-size: 2.4rem; opacity: .13; line-height: 1;
}
.hero-label {
  font-size: .62rem; color: var(--sub);
  letter-spacing: .16em; text-transform: uppercase; margin-bottom: 10px;
}
.hero-val {
  font-family: 'Syne', sans-serif; font-weight: 800;
  font-size: clamp(2rem, 4.5vw, 2.9rem); line-height: 1; margin-bottom: 8px; color: #1a2e42;
}
.hero-val sup {
  font-size: .36em; font-weight: 400;
  vertical-align: super; color: var(--sub); margin-left: 3px;
}
.hero-sub { font-size: .67rem; color: var(--sub); }

.hero-card.temp .hero-val { color: var(--warm);   }
.hero-card.humi .hero-val { color: var(--accent);  }
.hero-card.pres .hero-val { color: #3a6a9a; }

.hero-card.temp  { border-bottom: 3px solid rgba(232,113,74,.5); }
.hero-card.humi  { border-bottom: 3px solid rgba(74,158,221,.5); }
.hero-card.pres  { border-bottom: 3px solid rgba(138,172,204,.4); }

/* ── NOW GRID ────────────────────────────────────────── */
.now-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px,1fr));
  gap: 10px; margin-bottom: 14px;
}
.now-card {
  position: relative; overflow: hidden;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); padding: 15px 17px;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.now-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.45) 0%, transparent 60%);
}
.now-card:hover { transform: translateY(-2px); box-shadow: 0 5px 18px rgba(100,150,200,.22); }
.now-icon { position: absolute; right: 11px; top: 11px; font-size: 1.2rem; opacity: .20; }
.now-label { font-size: .61rem; color: var(--sub); letter-spacing: .14em; text-transform: uppercase; margin-bottom: 6px; }
.now-val   { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1.5rem; line-height: 1; color: #1a2e42; }
.now-unit  { font-size: .63rem; color: var(--sub); margin-top: 4px; }

.now-card.lumi    .now-val { color: var(--sun);    }
.now-card.co2     .now-val { color: var(--green);  }
.now-card.pluie   .now-val { color: var(--accent); }
.now-card.pluie7  .now-val { color: var(--accent); }
.now-card.pluie30 .now-val { color: var(--accent); }
.now-card.bat     .now-val { color: var(--green);  }

/* ── PANEL ───────────────────────────────────────────── */
.panel {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); box-shadow: var(--shadow); overflow: hidden;
}
.panel + .panel, .panel + .charts-grid, .charts-grid + .panel { margin-top: 12px; }
.panel.wide { grid-column: 1 / -1; }

.panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 18px; border-bottom: 1px solid var(--border);
  background: #edf4fd;
}
.panel-title {
  font-family: 'Syne', sans-serif; font-size: .86rem; font-weight: 600;
  color: var(--text); letter-spacing: .02em;
}
.panel-title em {
  font-style: normal; font-weight: 400;
  font-size: .74rem; color: var(--sub); margin-left: 6px;
}
.panel-badge {
  font-size: .65rem; color: var(--accent);
  background: rgba(74,158,221,.12); border: 1px solid rgba(74,158,221,.30);
  border-radius: 100px; padding: 3px 10px;
}

/* ── CHARTS ──────────────────────────────────────────── */
.charts-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
@media (max-width: 680px) { .charts-grid { grid-template-columns: 1fr; } }

.chart-wrap { position: relative; padding: 14px; }
.h160 { height: 160px; }
.h180 { height: 180px; }
.h200 { height: 200px; }

/* ── TOOLBAR ─────────────────────────────────────────── */
.toolbar {
  display: flex; align-items: center; flex-wrap: wrap; gap: 10px;
  margin-bottom: 18px;
}
.tabs {
  display: flex; gap: 3px;
  background: rgba(255,255,255,.7); border: 1px solid var(--border);
  border-radius: 10px; padding: 4px;
  box-shadow: var(--shadow);
}
.tab {
  font-family: 'DM Mono', monospace;
  font-size: .67rem; letter-spacing: .08em; text-transform: uppercase;
  padding: 7px 15px; border-radius: 7px;
  border: none; cursor: pointer;
  color: var(--sub); background: transparent;
  transition: all .18s;
}
.tab.active {
  background: var(--accent); color: #fff;
  box-shadow: 0 2px 10px rgba(74,158,221,.3);
}
.tab:hover:not(.active) { color: var(--text); background: rgba(74,158,221,.08); }

.controls { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.ctrl-label { font-size: .63rem; color: var(--sub); letter-spacing: .1em; text-transform: uppercase; }
.ctrl-input {
  font-family: 'DM Mono', monospace; font-size: .75rem;
  background: rgba(255,255,255,.7); border: 1px solid var(--border);
  border-radius: 7px; color: var(--text); padding: 6px 10px;
  outline: none; transition: border-color .2s; color-scheme: dark;
}
.ctrl-input:focus { border-color: var(--accent); }
.ctrl-btn {
  font-family: 'DM Mono', monospace; font-size: .68rem; letter-spacing: .08em;
  background: var(--accent); border: none; border-radius: 7px;
  color: #fff; padding: 7px 14px; cursor: pointer; transition: background .18s;
}
.ctrl-btn:hover { background: var(--accent2); }

/* ── TABLE ───────────────────────────────────────────── */
.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .69rem; }
th {
  font-family: 'Syne', sans-serif; font-size: .61rem;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--sub); font-weight: 600;
  padding: 11px 13px; border-bottom: 1px solid var(--border);
  white-space: nowrap; text-align: right;
  background: #edf4fd;
}
th:first-child { text-align: left; }
td {
  padding: 9px 13px; border-bottom: 1px solid #d0e4f8;
  color: var(--text); text-align: right; white-space: nowrap;
}
td:first-child { text-align: left; font-weight: 500; color: var(--accent); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(74,158,221,.07); }

/* ── SHORTCUT ────────────────────────────────────────── */
.shortcut {
  display: flex; align-items: center; gap: 16px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); padding: 20px;
  text-decoration: none; color: var(--text);
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
  margin-top: 12px;
}
.shortcut:hover { transform: translateY(-2px); box-shadow: 0 6px 22px rgba(100,150,200,.22); }
.shortcut-icon  { font-size: 2rem; line-height: 1; }
.shortcut-title { font-family: 'Syne', sans-serif; font-weight: 700; font-size: .93rem; color: var(--accent); }
.shortcut-sub   { font-size: .65rem; color: var(--sub); margin-top: 3px; }

/* ── STATUS / LOADER ─────────────────────────────────── */
.status-msg { text-align: center; color: var(--sub); font-size: .77rem; padding: 40px; letter-spacing: .08em; }
.spinner {
  width: 22px; height: 22px;
  border: 2px solid var(--border); border-top-color: var(--accent);
  border-radius: 50%; animation: spin .8s linear infinite; margin: 0 auto 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── FOOTER ──────────────────────────────────────────── */
.site-footer {
  position: relative; z-index: 1;
  text-align: center; padding: 22px;
  font-size: .61rem; color: var(--sub); letter-spacing: .1em;
  border-top: 1px solid var(--border);
  background: #edf4fd;
}

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 480px) {
  .nav { padding: 0 14px; }
  .wrap { padding: 22px 14px 56px; }
  .nav-link { padding: 5px 8px; font-size: .62rem; }
}