/* Mise en page : colonne de lecture 1120px, bandes pleine largeur alternées, un fil "parcours d'un e-mail" qui relie les sections. */
:root{
  --bg:#f6f8f9;
  --paper:#ffffff;
  --ink:#0f2230;
  --muted:#4d6170;
  --line:#d8e1e6;
  --brand:#0b6e6e;      /* filtre : sarcelle profonde */
  --brand-ink:#ffffff;
  --brand-soft:#e1f1f0;
  --spam:#c2410c;       /* signal : orange brûlé */
  --spam-soft:#fdeee6;
  --warn:#b7791f;
  --warn-soft:#fbf2df;
  --ok:#2f7d4a;
  --ok-soft:#e5f3ea;
  --band:#0f2230;
  --band-ink:#e8f0f3;
  --band-muted:#9fb3bf;
  --band-accent:#5cc8c0;
  --shadow:0 1px 2px rgba(15,34,48,.06),0 8px 24px rgba(15,34,48,.06);
  --f-display:"Bricolage Grotesque","Avenir Next","Segoe UI",system-ui,sans-serif;
  --f-body:"Source Sans 3","Segoe UI",system-ui,-apple-system,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --radius:10px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0c1820;--paper:#122330;--ink:#e6eef2;--muted:#9db0bc;--line:#24394a;
    --brand:#3fb8b0;--brand-ink:#06231f;--brand-soft:#123a3b;
    --spam:#f08a5d;--spam-soft:#3a2219;--warn:#e0b04f;--warn-soft:#352b17;--ok:#6cc58c;--ok-soft:#173224;
    --band:#081218;--band-ink:#e6eef2;--band-muted:#8fa4b1;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.25);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0c1820;--paper:#122330;--ink:#e6eef2;--muted:#9db0bc;--line:#24394a;
  --brand:#3fb8b0;--brand-ink:#06231f;--brand-soft:#123a3b;
  --spam:#f08a5d;--spam-soft:#3a2219;--warn:#e0b04f;--warn-soft:#352b17;--ok:#6cc58c;--ok-soft:#173224;
  --band:#081218;--band-ink:#e6eef2;--band-muted:#8fa4b1;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.25);
  color-scheme:dark;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--f-body);-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:var(--brand)}
a:focus-visible,button:focus-visible{outline:3px solid var(--brand);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:var(--f-display);line-height:1.12;margin:0;text-wrap:balance;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5.2vw,3.6rem);font-weight:800}
h2{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:700}
h3{font-size:1.2rem;font-weight:700}
p{margin:0}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.eyebrow{font:600 .78rem/1 var(--f-body);letter-spacing:.12em;text-transform:uppercase;color:var(--brand)}
.lead{font-size:1.15rem;color:var(--muted);max-width:62ch}
.mono{font-family:var(--f-mono)}
section{padding-block:clamp(56px,8vw,96px)}
.sec-head{display:grid;gap:12px;margin-bottom:40px;max-width:720px}

/* En-tête */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--paper)}
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:24px;min-height:64px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font:800 1.3rem/1 var(--f-display)}
.logo svg{width:30px;height:30px}
.nav{display:flex;gap:22px;margin-left:auto;flex-wrap:wrap}
.nav a{color:var(--muted);text-decoration:none;font-weight:600;font-size:.98rem}
.nav a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border-radius:8px;font:600 1rem/1 var(--f-body);text-decoration:none;border:1px solid transparent;cursor:pointer}
.btn-primary{background:var(--brand);color:var(--brand-ink)}
.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--muted)}
@media (max-width:760px){.nav{display:none}.top .btn{margin-left:auto;padding:9px 14px}}

/* Héros */
.hero{padding-block:clamp(48px,7vw,88px) clamp(40px,6vw,72px)}
.hero .wrap{display:grid;grid-template-columns:1.02fr 1fr;gap:48px;align-items:center}
.hero-text{display:grid;gap:22px;min-width:0}
.hero-text h1 em{font-style:normal;color:var(--brand)}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.facts{display:flex;gap:28px;flex-wrap:wrap;padding-top:8px;color:var(--muted);font-size:.95rem}
.facts span{display:flex;align-items:center;gap:8px}
.facts svg{width:18px;height:18px;flex:none;color:var(--brand)}
.hero-art{min-width:0}
.hero-art svg{display:block;width:100%;height:auto}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}}

/* SVG du héros */
.h-paper{fill:var(--paper);stroke:var(--line)}
.h-line{stroke:var(--line)}
.h-brand{fill:var(--brand)}
.h-brand-soft{fill:var(--brand-soft)}
.h-spam{fill:var(--spam)}
.h-spam-soft{fill:var(--spam-soft)}
.h-ok{fill:var(--ok)}
.h-ok-soft{fill:var(--ok-soft)}
.h-ink{fill:var(--ink)}
.h-muted{fill:var(--muted)}
.h-text{font:600 13px var(--f-body);fill:var(--muted)}
.h-label{font:700 14px var(--f-display);fill:var(--ink)}
.h-path{fill:none;stroke:var(--line);stroke-width:2;stroke-dasharray:4 6}
.travel{animation:travel 7s linear infinite}
.travel.t2{animation-delay:-2.3s}
.travel.t3{animation-delay:-4.6s}
@keyframes travel{0%{offset-distance:0%;opacity:0}6%{opacity:1}94%{opacity:1}100%{offset-distance:100%;opacity:0}}
@media (prefers-reduced-motion:reduce){.travel{animation:none;opacity:0}html{scroll-behavior:auto}}

/* Parcours */
.journey{background:var(--paper);border-block:1px solid var(--line)}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps li{display:grid;gap:12px;align-content:start;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);min-width:0}
.steps .num{font:700 .85rem/1 var(--f-mono);color:var(--brand)}
.steps svg{width:56px;height:56px}
.steps p{color:var(--muted);font-size:.98rem}
@media (max-width:960px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}

/* Échelle de score */
.score{margin-top:36px;padding:24px;border-radius:var(--radius);border:1px solid var(--line);background:var(--bg);display:grid;gap:14px}
.score-head{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:baseline}
.score-head p{color:var(--muted);font-size:.95rem;max-width:60ch}
.bar{display:grid;grid-template-columns:30fr 18fr 26fr 26fr;height:14px;border-radius:7px;overflow:hidden}
.bar span:nth-child(1){background:var(--ok)}
.bar span:nth-child(2){background:var(--warn)}
.bar span:nth-child(3){background:var(--spam);opacity:.75}
.bar span:nth-child(4){background:var(--spam)}
.bar-legend{display:grid;grid-template-columns:30fr 18fr 26fr 26fr;font-size:.88rem;color:var(--muted)}
.bar-legend b{display:block;color:var(--ink);font-weight:700}
.bar-legend .mono{font-size:.8rem}
@media (max-width:560px){.bar-legend{grid-template-columns:1fr 1fr;row-gap:10px}}

/* Fonctions */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature{display:grid;gap:10px;align-content:start;padding:26px;border-radius:var(--radius);background:var(--paper);border:1px solid var(--line);min-width:0}
.feature .ico{width:44px;height:44px;border-radius:10px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand)}
.feature .ico svg{width:24px;height:24px}
.feature p{color:var(--muted);font-size:.98rem}
@media (max-width:900px){.features{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.features{grid-template-columns:1fr}}

/* Quarantaine */
.quar .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.quar-text{display:grid;gap:18px;min-width:0}
.actions{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:14px}
.actions li{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start}
.actions p{color:var(--muted);font-size:.98rem}
.actions b{color:var(--ink)}
.chip{display:inline-flex;align-items:center;justify-content:center;min-width:140px;padding:7px 12px;border-radius:7px;font:600 .9rem/1.1 var(--f-body);border:1px solid var(--line);background:var(--paper);color:var(--ink);white-space:nowrap}
.chip.recv{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.chip.allow{border-color:var(--brand);color:var(--brand)}
.chip.spam{border-color:var(--spam);color:var(--spam)}
.chip.del{color:var(--muted)}
@media (max-width:900px){.quar .wrap{grid-template-columns:1fr}}
@media (max-width:480px){.actions li{grid-template-columns:1fr;gap:6px}.chip{justify-self:start}}

/* Maquette de l'interface */
.mock{border-radius:12px;border:1px solid var(--line);background:var(--paper);box-shadow:var(--shadow);overflow:hidden;min-width:0}
.mock-bar{display:flex;align-items:center;gap:8px;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--bg)}
.mock-bar i{width:10px;height:10px;border-radius:50%;background:var(--line);display:block}
.mock-bar span{margin-left:8px;font:400 .8rem var(--f-mono);color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mock-tabs{display:flex;gap:18px;padding:12px 16px 0;border-bottom:1px solid var(--line);font-size:.9rem;font-weight:600;color:var(--muted)}
.mock-tabs span{padding-bottom:10px}
.mock-tabs .on{color:var(--ink);border-bottom:2px solid var(--brand)}
.row{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:12px 16px;border-bottom:1px solid var(--line);font-size:.92rem}
.row:last-child{border-bottom:0}
.row .from{font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row .subj{grid-column:1;color:var(--muted);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row .meta{grid-row:1 / span 2;grid-column:2;display:grid;justify-items:end;gap:4px;align-content:center}
.pill{font:700 .72rem/1 var(--f-body);padding:4px 8px;border-radius:999px;letter-spacing:.02em}
.pill.s1{background:var(--warn-soft);color:var(--warn)}
.pill.s2{background:var(--spam-soft);color:var(--spam)}
.pill.s3{background:var(--spam);color:var(--paper)}
.row .sc{font:400 .75rem var(--f-mono);color:var(--muted)}
.row.sel{background:var(--brand-soft)}
.mock-actions{display:flex;gap:8px;flex-wrap:wrap;padding:12px 16px;border-top:1px solid var(--line);background:var(--bg)}
.mock-actions .chip{min-width:0;font-size:.82rem;padding:6px 10px}

/* Rapport quotidien */
.digest{background:var(--paper);border-block:1px solid var(--line)}
.digest .wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:48px;align-items:center}
.digest-text{display:grid;gap:18px;min-width:0}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.ticks li{display:grid;grid-template-columns:22px 1fr;gap:10px;color:var(--muted)}
.ticks svg{width:20px;height:20px;margin-top:3px;color:var(--brand)}
.mail{border:1px solid var(--line);border-radius:12px;background:var(--bg);overflow:hidden;min-width:0;box-shadow:var(--shadow)}
.mail-head{padding:14px 18px;border-bottom:1px solid var(--line);font:400 .82rem/1.7 var(--f-mono);color:var(--muted);overflow-x:auto}
.mail-head b{color:var(--ink);font-weight:600}
.mail-body{padding:18px;display:grid;gap:12px;font-size:.92rem}
.mail-body h3{font-size:1.05rem}
.mail table{width:100%;border-collapse:collapse;font-size:.86rem}
.mail td{padding:8px 6px;border-top:1px solid var(--line);vertical-align:top}
.mail td:last-child{text-align:right;white-space:nowrap}
.mail td a{font-weight:600;text-decoration:none}
.mail .tbl{overflow-x:auto}
@media (max-width:900px){.digest .wrap{grid-template-columns:1fr}}

/* Signalement */
.report{background:var(--band);color:var(--band-ink)}
.report .eyebrow{color:var(--band-accent)}
.report .lead{color:var(--band-muted)}
.report-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.addr{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:18px 20px;border-radius:var(--radius);border:1px solid color-mix(in srgb,var(--band-ink) 18%,transparent);background:color-mix(in srgb,var(--band-ink) 6%,transparent)}
.addr code{font:600 clamp(1.05rem,2.6vw,1.35rem)/1.2 var(--f-mono);color:var(--band-ink);word-break:break-all;user-select:all}
.addr .btn{margin-left:auto;background:var(--brand);color:var(--brand-ink);padding:9px 14px;font-size:.92rem}
.how{display:grid;gap:16px;margin:0;padding:0;list-style:none;counter-reset:h}
.how li{display:grid;grid-template-columns:36px 1fr;gap:14px;counter-increment:h}
.how li::before{content:counter(h);display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:color-mix(in srgb,var(--brand) 22%,transparent);color:var(--band-ink);font:700 .95rem var(--f-mono)}
.how p{color:var(--band-muted);font-size:.98rem}
.how b{color:var(--band-ink)}
.clients{display:grid;gap:10px;margin-top:6px}
.clients div{display:grid;grid-template-columns:120px 1fr;gap:12px;font-size:.92rem;padding-top:10px;border-top:1px solid color-mix(in srgb,var(--band-ink) 14%,transparent)}
.clients dt,.clients b{color:var(--band-ink);font-weight:700}
.clients span{color:var(--band-muted)}
.note{display:grid;grid-template-columns:28px 1fr;gap:12px;padding:16px 18px;border-radius:var(--radius);background:color-mix(in srgb,var(--warn) 16%,transparent);color:var(--band-ink);font-size:.95rem}
.note svg{width:24px;height:24px;color:var(--warn)}
.report-side{display:grid;gap:20px;min-width:0}
.report-main{display:grid;gap:24px;min-width:0}
@media (max-width:900px){.report-grid{grid-template-columns:1fr}}
@media (max-width:480px){.clients div{grid-template-columns:1fr;gap:2px}}

/* FAQ */
.faq{display:grid;gap:12px;max-width:820px}
.faq details{border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);padding:0 20px}
.faq summary{cursor:pointer;list-style:none;padding:18px 0;font:700 1.05rem/1.3 var(--f-display);display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:400 1.4rem/1 var(--f-body);color:var(--brand)}
.faq details[open] summary::after{content:"–"}
.faq details p{padding-bottom:18px;color:var(--muted)}

/* Pied de page */
.foot{border-top:1px solid var(--line);padding-block:36px;color:var(--muted);font-size:.92rem}
.foot .wrap{display:flex;gap:24px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.foot a{color:var(--muted)}

/* Sélecteur de langue */
.lang{display:flex;gap:2px;padding:3px;border:1px solid var(--line);border-radius:8px}
.lang a{padding:5px 8px;border-radius:6px;font:600 .8rem/1 var(--f-body);letter-spacing:.04em;color:var(--muted);text-decoration:none}
.lang a:hover{color:var(--ink)}
.lang a[aria-current="page"]{background:var(--brand-soft);color:var(--brand)}
@media (max-width:760px){.top .wrap{gap:12px;flex-wrap:nowrap}.lang{margin-left:auto}.top .btn{margin-left:0;white-space:nowrap}}
@media (max-width:480px){.top .wrap{gap:8px}.logo{font-size:1.1rem;gap:7px}.logo svg{width:26px;height:26px}.lang a{padding:5px 6px}.top .btn{padding:8px 10px;font-size:.85rem}}
@media (max-width:380px){.logo{font-size:1rem}.lang{padding:2px}.lang a{padding:4px 5px}.top .btn{padding:7px 8px;font-size:.8rem}}