:root{--bg:#f4f6f8;--surface:#fff;--ink:#12202e;--mute:#5d6c7b;--line:#dde3e9;--night:#0d1b2a;--night2:#16293d;--accent:#0e9aa7;--accent-ink:#fff;--warn:#b7791f;--bad:#b42318;--ok:#14703d}
[data-theme=dark]{--bg:#0a1420;--surface:#122234;--ink:#e6edf3;--mute:#93a4b5;--line:#22374c;--night:#07101a;--night2:#122234;--accent:#2cc4d2;--accent-ink:#06222a}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 "IBM Plex Sans",system-ui,sans-serif}
h1{font-size:1.6rem;margin:0 0 1rem;letter-spacing:-.01em}h2{font-size:1.05rem;margin:1.6rem 0 .6rem}a{color:var(--accent)}
.shell{display:grid;grid-template-columns:232px 1fr;min-height:100vh}
.side{background:var(--night);color:#cfdae5;padding:1.2rem .9rem;display:flex;flex-direction:column;gap:1.2rem;position:sticky;top:0;height:100vh}
.brand{font-weight:600;font-size:1.1rem;color:#fff;display:flex;align-items:center;gap:.6rem}
.logo{width:30px;height:30px;border-radius:8px 8px 8px 2px;background:linear-gradient(135deg,#1c5fa8,#2cc4d2);display:grid;place-items:center;font-weight:700}
.side nav{display:flex;flex-direction:column;gap:2px}.side nav a{color:#cfdae5;text-decoration:none;padding:.5rem .7rem;border-radius:7px}
.side nav a:hover{background:var(--night2)}.side nav a.on{background:var(--night2);box-shadow:inset 3px 0 0 #2cc4d2;color:#fff}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:.4rem;font-size:.85rem}.who{color:#8fa3b6;padding:0 .3rem}
button,.btn{font:inherit;cursor:pointer;border:0;border-radius:7px;padding:.5rem .95rem;background:var(--accent);color:var(--accent-ink);font-weight:600}
button.ghost{background:transparent;color:#cfdae5;text-align:left;padding:.35rem .7rem}button.ghost:hover{background:var(--night2)}
button.danger{background:transparent;color:var(--bad);padding:.2rem .5rem}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.main{padding:1.8rem 2rem;max-width:1200px;width:100%}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:.8rem}
.card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:.9rem 1rem}.card span{color:var(--mute);font-size:.85rem;display:block}.card b{font-size:1.7rem}
table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:10px;overflow:hidden}
th,td{text-align:left;padding:.6rem .85rem;border-bottom:1px solid var(--line)}th{font-weight:600;color:var(--mute);font-size:.85rem}tr:last-child td{border:0}
.wrap{overflow-x:auto}.bar{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center;margin-bottom:1rem}
input,select,textarea{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:7px;padding:.5rem .7rem;max-width:100%}
.form{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.7rem;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:1rem;margin-bottom:1.2rem}
.form label{display:flex;flex-direction:column;gap:.25rem;font-size:.85rem;color:var(--mute)}.form .full{grid-column:1/-1}
.flash{padding:.7rem 1rem;border-radius:8px;margin-bottom:1rem}.ok{background:#e3f4ea;color:var(--ok)}.err{background:#fde8e6;color:var(--bad)}
.badge{display:inline-block;padding:.1rem .55rem;border-radius:99px;font-size:.8rem;background:var(--line);color:var(--ink)}
.s-nouvelle{background:#dbe9fb;color:#174a8b}.s-en_traitement{background:#fdf0d4;color:var(--warn)}.s-fermee{background:var(--line);color:var(--mute)}
.s-bon_commande_recu,.s-livraison,.s-soumission_envoyee{background:#dcf1ec;color:#0b6b5f}
.kanban{display:grid;grid-auto-flow:column;grid-auto-columns:260px;gap:.8rem;overflow-x:auto;padding-bottom:.5rem}
.col{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:.6rem}.col h3{margin:.2rem .3rem .6rem;font-size:.95rem}
.col a.k{display:block;padding:.55rem .6rem;border:1px solid var(--line);border-radius:8px;margin-bottom:.5rem;text-decoration:none;color:var(--ink)}.k small{color:var(--mute)}
.login{min-height:100vh;display:grid;place-items:center;background:linear-gradient(160deg,var(--night),#14385a)}
.login form{background:var(--surface);padding:2rem;border-radius:14px;width:min(380px,92vw);display:flex;flex-direction:column;gap:.8rem}
.login h1{margin:0 0 .2rem}.empty{color:var(--mute);padding:1rem 0}
@media(max-width:800px){.shell{grid-template-columns:1fr}.side{position:static;height:auto}.main{padding:1.1rem}}
@media(prefers-reduced-motion:no-preference){.card{transition:border-color .15s}.card:hover{border-color:var(--accent)}}