/* maPollution – thème doux, léger, responsive */
:root{
  --bg:#f4f8fa; --card:#ffffff; --ink:#34495e; --muted:#6f8396; --line:#e3ebf1;
  --brand:#4a8fb5; --brand-d:#2f6f94; --brand-s:#e4f1f7; --mint:#e6f4ee;
  --good:#8fd4b3; --mod:#f3dc8e; --usg:#f6bd8b; --bad:#f0a2a0; --vbad:#c9a6dc; --haz:#b9919f;
  --r:18px; --shadow:0 1px 2px rgba(52,73,94,.05),0 8px 24px rgba(52,73,94,.06);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font:16px/1.6 var(--font);color:var(--ink);background:linear-gradient(180deg,#eaf4f2 0,var(--bg) 340px) no-repeat,var(--bg);min-height:100vh;display:flex;flex-direction:column}
main{flex:1;padding-bottom:28px}
.wrap{width:100%;max-width:960px;margin:0 auto;padding-left:16px;padding-right:16px}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5rem;color:#2c4155;font-weight:650}
h1{font-size:1.5rem} h2{font-size:1.2rem} h3{font-size:1.02rem} h4{font-size:.9rem;margin:.9rem 0 .2rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
p{margin:.3rem 0 .8rem}
a{color:var(--brand-d)}
.muted{color:var(--muted)} .small{font-size:.86rem} .center{text-align:center}
.sr,.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip:focus{position:fixed;top:8px;left:8px;background:#fff;padding:8px 12px;border-radius:8px;z-index:10}
:focus-visible{outline:3px solid #8cc3de;outline-offset:2px;border-radius:6px}

/* en-tête */
.top{position:sticky;top:0;z-index:5;background:rgba(244,250,250,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:10px;padding-bottom:6px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit;min-width:0}
.brand span{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand strong{font-size:1.1rem;color:#2c4155}
.brand small{color:var(--muted);font-size:.78rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lang{font-weight:700;font-size:.82rem;text-decoration:none;color:var(--brand-d);background:var(--brand-s);padding:6px 11px;border-radius:999px;letter-spacing:.04em}
.tabs{display:flex;gap:4px;padding-top:2px;padding-bottom:8px}
.tab{flex:1 1 0;display:flex;flex-direction:column;align-items:center;gap:2px;text-align:center;padding:7px 4px;border-radius:12px;color:var(--muted);text-decoration:none;font-size:.76rem;line-height:1.15;font-weight:550;border:1px solid transparent}
.tab:hover{background:var(--brand-s);color:var(--brand-d)}
.tab[aria-current=page]{background:var(--card);color:var(--brand-d);border-color:var(--line);box-shadow:var(--shadow)}
@media(min-width:620px){.tab{flex-direction:row;justify-content:center;gap:8px;font-size:.92rem;padding:9px 10px}}

/* cartes */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;margin:16px 0;box-shadow:var(--shadow)}
.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.card-head>div{min-width:0;flex:1 1 220px}
.eyebrow{font-size:.74rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);margin:.2rem 0}

/* boutons */
.btn{display:inline-flex;align-items:center;gap:8px;font:inherit;font-weight:600;font-size:.92rem;color:var(--brand-d);background:var(--brand-s);border:1px solid transparent;border-radius:999px;padding:9px 16px;cursor:pointer;text-decoration:none;min-height:40px}
.btn:hover{background:#d6eaf3}
.btn.primary{background:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-d)}
.btn.ghost{background:#fff;border-color:var(--line)}.btn.ghost:hover{background:var(--brand-s)}
.btn:disabled{opacity:.6;cursor:wait}
.pill{display:inline-block;font-size:.8rem;font-weight:600;background:var(--brand-s);color:var(--brand-d);padding:4px 11px;border-radius:999px}
.pill.soft{background:var(--mint);color:#2d7a5a}.pill.ref{background:#fbeeee;color:#a35d5d;font-weight:500}

/* notices */
.notice{border-radius:12px;padding:10px 14px;margin:12px 0;font-size:.92rem;background:var(--brand-s);color:#2b5b78}
.notice[hidden]{display:none}
.notice:empty{display:none}
.notice.warn{background:#fdf1e3;color:#8a5a22}.notice.ok{background:var(--mint);color:#276a4e}

/* sélection du lieu */
.locbar .loc-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.loc-city{font-size:1.35rem;margin:0}
.search{position:relative;margin-top:12px}
.search input{width:100%;font:inherit;padding:11px 14px 11px 40px;border:1px solid var(--line);border-radius:12px;background:#fbfdfe url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' fill='none' stroke='%238196a9' stroke-width='2' stroke-linecap='round' viewBox='0 0 24 24'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M20 20l-3.5-3.5'/%3E%3C/svg%3E") 13px 50%/18px no-repeat;color:var(--ink)}
#city-list{position:absolute;left:0;right:0;top:calc(100% + 4px);z-index:4;margin:0;padding:6px;list-style:none;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);max-height:280px;overflow:auto}
#city-list li{padding:9px 12px;border-radius:8px;cursor:pointer}
#city-list li:hover,#city-list li.on{background:var(--brand-s)}
#city-list li.empty{color:var(--muted);cursor:default}
.popular{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.chip-s{font:inherit;font-size:.84rem;color:var(--muted);background:#f3f7fa;border:1px solid var(--line);border-radius:999px;padding:4px 12px;cursor:pointer}
.chip-s:hover{background:var(--brand-s);color:var(--brand-d)}

/* héros AQI */
.hero{display:flex;gap:18px;align-items:center}
.badge{flex:0 0 auto;width:112px;height:112px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#2c4155;box-shadow:inset 0 0 0 6px rgba(255,255,255,.55),0 6px 18px rgba(52,73,94,.12);background:#ddd}
.badge .num{font-size:2.5rem;font-weight:750;line-height:1}.badge .lab{font-size:.75rem;letter-spacing:.14em;font-weight:650;opacity:.75}
.hero-text{min-width:0}.hero-text h1{margin-bottom:.15rem}
.level{font-size:1.1rem;font-weight:650;margin:0 0 .5rem;color:#2c4155}
.facts{display:grid;gap:6px 18px;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));margin:0}
.facts dt{font-size:.74rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.facts dd{margin:0;font-weight:600;text-transform:none}
.facts>div{min-width:0}
@media(max-width:520px){.hero{flex-direction:column;text-align:center}.facts{text-align:center}}

/* courbe */
.chart{position:relative;width:100%;margin:6px 0 10px}
.chart canvas{display:block;width:100%;border-radius:12px}
.days{display:flex;gap:8px;overflow-x:auto;padding:4px 2px 8px;margin:0 -2px;scroll-snap-type:x proximity}
.chip{flex:0 0 auto;display:flex;align-items:center;gap:9px;font:inherit;text-align:left;background:#fff;border:1px solid var(--line);border-radius:14px;padding:8px 12px;cursor:pointer;scroll-snap-align:start;color:var(--ink)}
.chip[aria-pressed=true]{border-color:var(--brand);box-shadow:0 0 0 2px #cfe5f0;background:#f7fbfd}
.chip-t{display:flex;flex-direction:column;line-height:1.25}.chip-t small{color:var(--muted)}
.sw{display:inline-block;width:16px;height:16px;border-radius:50%;flex:0 0 auto;box-shadow:inset 0 0 0 2px rgba(255,255,255,.6)}
.sw.big{width:30px;height:30px}

/* conseils */
.advice-head{display:flex;gap:12px;align-items:flex-start;margin-bottom:10px}
.advice-head p{margin:0}
.advice-grid{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.advice-item{background:#f6fafc;border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.advice-item.wide{grid-column:1/-1;background:var(--mint)}
.advice-item h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:.2rem}
.advice-item p{margin:0}.advice-item ul{margin:.2rem 0 0;padding-left:1.1rem}
.disclaimer{margin-top:12px}
.pol-head{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:4px}.pol-head h3{margin:0;font-size:1.15rem}
.legend{display:grid;gap:8px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.legend-row{display:flex;gap:10px;align-items:flex-start}.legend-row .sw{margin-top:3px}.legend-row strong{display:block}.legend-row small{display:block;line-height:1.35}

/* concentrations */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:8px}
.stat{background:#f6fafc;border:1px solid var(--line);border-radius:12px;padding:8px 12px;display:flex;flex-direction:column}
.stat strong{font-size:.98rem}

/* partage */
.share{position:relative}
.pop{position:absolute;right:0;top:calc(100% + 8px);z-index:6;width:min(320px,calc(100vw - 32px));background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 12px 40px rgba(52,73,94,.18);padding:12px}
.pop[hidden]{display:none}
.pop-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.x{border:0;background:none;font-size:1.5rem;line-height:1;color:var(--muted);cursor:pointer;padding:0 6px}
.pop ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:6px}
.share-item{display:flex;align-items:center;gap:9px;width:100%;font:inherit;font-size:.88rem;background:#f6fafc;border:1px solid var(--line);border-radius:10px;padding:8px 10px;color:var(--ink);text-decoration:none;cursor:pointer;text-align:left}
.share-item:hover{background:var(--brand-s)}
.share-ic{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#fff;font-weight:700;font-size:.82rem;color:var(--brand-d);flex:0 0 auto}

/* à propos */
.about-hero{display:grid;gap:18px;align-items:center}
.about-hero img{width:100%;height:auto;border-radius:14px;background:#eef6f8}
@media(min-width:760px){.about-hero{grid-template-columns:1.1fr 1fr}}
.two{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.pol h3{font-size:1.1rem}
.checks{list-style:none;padding:0;margin:.5rem 0 1rem}.checks li{padding-left:26px;position:relative;margin:.25rem 0}
.checks li::before{content:"";position:absolute;left:2px;top:.45em;width:12px;height:7px;border-left:2.5px solid #5bb08c;border-bottom:2.5px solid #5bb08c;transform:rotate(-45deg)}
.app{display:grid;gap:18px;align-items:center;background:linear-gradient(135deg,#eaf5fa,#e8f5ee);border-color:#d5e8ee}
.app h2{margin-top:.5rem}.app-cta{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:0}
@media(min-width:700px){.app{grid-template-columns:1fr 170px}}
.phone{justify-self:center;width:150px;border-radius:28px;background:#fff;padding:10px;box-shadow:0 10px 30px rgba(52,73,94,.15);border:1px solid #d9e6ee}
.phone-in{background:#f1f8fb;border-radius:20px;padding:16px 12px;display:grid;gap:8px;justify-items:center}
.ph-badge{width:62px;height:62px;border-radius:50%;background:var(--good);display:grid;place-items:center;font-weight:750;font-size:1.4rem;color:#2c4155}
.ph-line{height:8px;width:80%;border-radius:6px;background:#d6e5ee}.ph-line.s{width:55%}
.legal h3{margin-top:1rem}.legal p{color:#46596b}

/* FAQ + formulaire */
.faq details{border:1px solid var(--line);border-radius:12px;padding:0 14px;margin:8px 0;background:#fbfdfe}
.faq summary{cursor:pointer;padding:12px 0;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:10px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;line-height:1;color:var(--brand);flex:0 0 auto}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 12px;color:#46596b}
form label{display:block;margin-bottom:12px;font-weight:550;font-size:.92rem}
form label span{display:block;margin-bottom:4px}
input,select,textarea{width:100%;font:inherit;color:var(--ink);padding:10px 12px;border:1px solid #d3e0e9;border-radius:12px;background:#fbfdfe}
textarea{resize:vertical}
.row{display:grid;gap:0 14px}@media(min-width:620px){.row{grid-template-columns:1fr 1fr}}
.check{display:flex!important;gap:10px;align-items:flex-start;font-weight:400!important}.check input{width:auto;margin-top:.3em}.check span{margin:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* pied de page */
.foot{border-top:1px solid var(--line);background:rgba(255,255,255,.6);padding:18px 0 28px;color:var(--muted);font-size:.86rem;text-align:center}
.foot p{margin:.2rem 0}.foot-links a{color:var(--muted)}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.top,.foot,.share,.locbar,.tabs{display:none}.card{box-shadow:none}}

/* pollens */
.section-h{font-size:1.1rem;margin:22px 2px 0;color:#2c4155}
.watch{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.wchip{display:flex;align-items:center;gap:10px;background:#f6fafc;border:1px solid var(--line);border-radius:14px;padding:8px 14px}
.wchip small{display:block;color:var(--muted)}
.wchip.lv-above{background:#fdf1e3;border-color:#f1d4ac}
.plegend{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.86rem;color:var(--ink)}
.pl{display:inline-flex;align-items:center;gap:7px}
.pname{display:flex;align-items:center;gap:10px;margin:0;font-size:1.15rem}
.watchline{font-weight:650;margin:.1rem 0 .5rem;color:#2c4155}
.pill.phase-peak{background:#fbe3dc;color:#a4553f}
.pill.phase-season{background:#fbf0cf;color:#8a6d1f}
.pill.phase-off{background:#eef2f5;color:#7a8b99}
.pollen-card.ph-off .watchline{color:var(--muted);font-weight:500}
.pfacts{display:grid;gap:8px 16px;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));margin:.5rem 0}
.pfacts dt{font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.pfacts dd{margin:0;font-weight:600;font-size:.95rem}
.notice.lvl-zero{background:#eef2f5;color:#5a6c7b}
.notice.lvl-below{background:var(--mint);color:#276a4e}
.notice.lvl-above{background:#fdf1e3;color:#8a5a22}
.notice.danger{background:#fbe6e4;color:#8d3d3a}
p.notice{margin:8px 0}
@media(max-width:420px){.tab{font-size:.68rem;padding:7px 2px}.tab svg{width:18px;height:18px}}
.plabel{font-size:.8rem;color:var(--muted);align-self:center;margin-right:2px}
.chip-s.world{background:#eef6f2}
.chip-s.world:hover{background:var(--mint);color:#2d7a5a}