/* Systeme de design — palette et typographie shau.fr */
:root{
  --bg:#05070d; --bg-2:#080b14; --panel:#0c1019; --panel-2:#0e131f; --panel-3:#111726;
  --border:#1a2233; --border-soft:#141a28;
  --text:#eef2fb; --text-2:#aab4c8; --text-3:#6b7689; --muted:#586275;
  --blue:#2f6bff; --blue-2:#4d82ff; --blue-soft:rgba(47,107,255,.12); --blue-glow:rgba(47,107,255,.55);
  --green:#36d399; --green-soft:rgba(54,211,153,.12);
  --purple:#a679f0; --purple-soft:rgba(166,121,240,.12);
  --amber:#f0b429; --amber-soft:rgba(240,180,41,.12);
  --red:#f36d6d; --red-soft:rgba(243,109,109,.12);
  --radius:16px; --radius-lg:22px; --radius-sm:10px;
  --maxw:1180px;
  --font:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono','SF Mono',ui-monospace,Menlo,Consolas,monospace;
  --shadow:0 18px 48px rgba(0,0,0,.45);
}
[data-theme="light"]{
  --bg:#eef1f7; --bg-2:#e7ebf3; --panel:#fff; --panel-2:#f6f8fc; --panel-3:#eef2f9;
  --border:#d8dfeb; --border-soft:#e4e9f2;
  --text:#0b1220; --text-2:#404b60; --text-3:#6b7689; --muted:#8a93a6;
  --blue-soft:rgba(47,107,255,.09); --blue-glow:rgba(47,107,255,.3);
  --shadow:0 18px 44px rgba(16,25,48,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);background:var(--bg);color:var(--text);
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(900px 500px at 15% -10%,rgba(47,107,255,.10),transparent 60%),
                   radial-gradient(760px 420px at 95% 0%,rgba(166,121,240,.08),transparent 55%);
  background-attachment:fixed;
}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:640;letter-spacing:-.02em}
h1{font-size:clamp(1.9rem,4.4vw,3rem)}
h2{font-size:clamp(1.3rem,2.4vw,1.75rem)}
h3{font-size:1.05rem}
p{margin:0}
a{color:var(--blue-2);text-decoration:none}
a:hover{text-decoration:underline}
code,kbd,pre{font-family:var(--mono);font-size:.86em}
img,svg{max-width:100%}
::selection{background:var(--blue-soft);color:var(--text)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.stack{display:flex;flex-direction:column}
.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.spacer{flex:1}
.muted{color:var(--text-2)}
.dim{color:var(--text-3)}
.small{font-size:13px}
.mono{font-family:var(--mono)}
.nowrap{white-space:nowrap}
.hidden{display:none!important}

/* ------------------------------- En-tete ------------------------------- */
header.top{
  position:sticky;top:0;z-index:60;backdrop-filter:blur(14px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);
  border-bottom:1px solid var(--border-soft);
}
header.top .wrap{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:baseline;gap:9px;font-weight:700;letter-spacing:-.02em;font-size:16px;color:var(--text)}
.brand:hover{text-decoration:none}
.brand .dot{width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 12px var(--blue-glow);align-self:center}
.brand small{font-weight:500;color:var(--text-3);font-size:12.5px;letter-spacing:.06em;text-transform:uppercase}
nav.top-nav{display:flex;gap:4px;align-items:center;margin-left:auto}
nav.top-nav a,nav.top-nav button.navlink{
  color:var(--text-2);font-size:14px;font-weight:530;padding:8px 13px;border-radius:9px;
  background:none;border:0;cursor:pointer;font-family:inherit;
}
nav.top-nav a:hover,nav.top-nav button.navlink:hover{background:var(--panel-2);color:var(--text);text-decoration:none}
nav.top-nav a.active{color:var(--text);background:var(--panel-2)}

/* ------------------------------- Boutons ------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:inherit;font-size:14px;font-weight:580;line-height:1;
  padding:11px 18px;border-radius:11px;border:1px solid var(--border);
  background:var(--panel-2);color:var(--text);cursor:pointer;
  transition:background .15s,border-color .15s,transform .08s,opacity .15s;
}
.btn:hover{background:var(--panel-3);border-color:var(--blue);text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 8px 24px rgba(47,107,255,.26)}
.btn.primary:hover{background:var(--blue-2);border-color:var(--blue-2)}
.btn.ghost{background:transparent}
.btn.ghost:hover{background:var(--panel-2)}
.btn.danger{color:var(--red);border-color:var(--red-soft)}
.btn.danger:hover{background:var(--red-soft);border-color:var(--red)}
.btn.sm{padding:7px 12px;font-size:13px;border-radius:9px}
.btn.block{width:100%}

/* ------------------------------- Surfaces ------------------------------- */
.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.card.tight{padding:16px}
.panel{background:var(--panel-2);border:1px solid var(--border-soft);border-radius:var(--radius-sm);padding:14px}

.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:620;
  letter-spacing:.04em;text-transform:uppercase;padding:4px 9px;border-radius:999px;
  background:var(--panel-3);color:var(--text-2);border:1px solid var(--border-soft);white-space:nowrap;
}
.badge.blue{background:var(--blue-soft);color:var(--blue-2);border-color:transparent}
.badge.green{background:var(--green-soft);color:var(--green);border-color:transparent}
.badge.purple{background:var(--purple-soft);color:var(--purple);border-color:transparent}
.badge.amber{background:var(--amber-soft);color:var(--amber);border-color:transparent}
.badge.red{background:var(--red-soft);color:var(--red);border-color:transparent}
.badge .pulse{width:6px;height:6px;border-radius:50%;background:currentColor;animation:pulse 1.8s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}

/* ------------------------------ Formulaires ------------------------------ */
label.field{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:560;color:var(--text-2)}
input[type=text],input[type=email],input[type=number],select,textarea{
  font-family:inherit;font-size:14px;color:var(--text);background:var(--panel-2);
  border:1px solid var(--border);border-radius:10px;padding:10px 12px;width:100%;
  transition:border-color .15s,box-shadow .15s;
}
textarea{resize:vertical;min-height:84px;line-height:1.55}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
input::placeholder,textarea::placeholder{color:var(--muted)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7689' d='M6 8L2 4h8z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:4px;border-radius:99px;background:var(--border);padding:0;border:0}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:15px;height:15px;border-radius:50%;background:var(--blue);cursor:pointer;border:2px solid var(--panel);box-shadow:0 0 0 1px var(--blue)}
input[type=range]::-moz-range-thumb{width:15px;height:15px;border-radius:50%;background:var(--blue);cursor:pointer;border:2px solid var(--panel)}
.switch{display:inline-flex;align-items:center;gap:9px;cursor:pointer;font-size:13.5px;color:var(--text-2);user-select:none}
.switch input{position:absolute;opacity:0;width:0;height:0}
.switch .track{width:36px;height:20px;border-radius:99px;background:var(--border);position:relative;transition:background .18s;flex:none}
.switch .track::after{content:'';position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:var(--text-3);transition:transform .18s,background .18s}
.switch input:checked + .track{background:var(--blue-soft)}
.switch input:checked + .track::after{transform:translateX(16px);background:var(--blue)}
.switch input:focus-visible + .track{box-shadow:0 0 0 3px var(--blue-soft)}

/* -------------------------------- Divers -------------------------------- */
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;font-size:13.5px}
.kv dt{color:var(--text-3)}
.kv dd{margin:0;color:var(--text);font-variant-numeric:tabular-nums}

table.data{width:100%;border-collapse:collapse;font-size:13.5px}
table.data th{text-align:left;font-weight:600;color:var(--text-3);font-size:12px;text-transform:uppercase;letter-spacing:.05em;padding:0 12px 10px;border-bottom:1px solid var(--border)}
table.data td{padding:11px 12px;border-bottom:1px solid var(--border-soft);vertical-align:middle}
table.data tr:last-child td{border-bottom:0}
table.data td.num{text-align:right;font-variant-numeric:tabular-nums;font-family:var(--mono);font-size:12.5px}

pre.code{
  background:var(--bg-2);border:1px solid var(--border-soft);border-radius:12px;
  padding:14px 16px;overflow-x:auto;margin:0;font-size:12.6px;line-height:1.6;color:var(--text-2);
}
pre.code .k{color:var(--purple)}
pre.code .s{color:var(--green)}
pre.code .c{color:var(--muted)}

.toast-host{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}
.toast{
  background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:12px 18px;
  box-shadow:var(--shadow);font-size:14px;animation:rise .25s ease;max-width:min(92vw,520px);
}
.toast.ok{border-color:var(--green)}
.toast.err{border-color:var(--red)}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

.spin{width:15px;height:15px;border:2px solid var(--border);border-top-color:var(--blue);border-radius:50%;animation:spin .7s linear infinite;flex:none}
@keyframes spin{to{transform:rotate(360deg)}}

/* --------------------------- Tiroir documentation --------------------------- */
.doc-fab{
  position:fixed;right:22px;bottom:22px;z-index:90;
  display:inline-flex;align-items:center;gap:9px;padding:12px 18px;border-radius:999px;
  background:var(--panel);border:1px solid var(--border);color:var(--text);
  font-size:13.5px;font-weight:600;cursor:pointer;box-shadow:var(--shadow);font-family:inherit;
  transition:border-color .15s,transform .1s;
}
.doc-fab:hover{border-color:var(--blue);transform:translateY(-1px)}
.doc-fab .dotk{width:6px;height:6px;border-radius:50%;background:var(--green)}
.drawer{position:fixed;inset:0;z-index:150;display:none}
.drawer.open{display:block}
.drawer .scrim{position:absolute;inset:0;background:rgba(3,5,10,.62);backdrop-filter:blur(3px);animation:fade .2s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
.drawer .sheet{
  position:absolute;top:0;right:0;bottom:0;width:min(1080px,94vw);background:var(--bg);
  border-left:1px solid var(--border);display:flex;flex-direction:column;animation:slide .26s cubic-bezier(.2,.8,.2,1);
}
@keyframes slide{from{transform:translateX(30px);opacity:.4}to{transform:none;opacity:1}}
.drawer .sheet header{display:flex;align-items:center;gap:12px;padding:14px 20px;border-bottom:1px solid var(--border);flex:none}
.drawer .sheet iframe{flex:1;border:0;width:100%;background:var(--bg)}

@media (max-width:760px){
  header.top .wrap{height:auto;padding-top:12px;padding-bottom:12px;flex-wrap:wrap}
  nav.top-nav{width:100%;margin-left:0;overflow-x:auto}
  .doc-fab{right:14px;bottom:14px;padding:11px 15px}
  .wrap{padding:0 16px}
}