:root{
  --navy:#263746; --blue:#6389AA; --blue-dark:#4d7a99;
  --ink:#1f2a33; --muted:#6b7a86; --line:#e2e8ee; --bg:#f4f6f9;
  --ok:#2e7d5b; --warn:#b8860b; --danger:#b3423a; --white:#fff;
  --radius:10px; --shadow:0 1px 3px rgba(38,55,70,.08),0 4px 16px rgba(38,55,70,.06);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);font-size:14px;line-height:1.45}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}

/* ---- top bar ---- */
.topbar{display:flex;align-items:center;gap:24px;background:var(--navy);color:#fff;
  padding:0 24px;height:60px;position:sticky;top:0;z-index:10}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{height:30px;width:auto;display:block}
.brand-mark--txt{font-weight:700;letter-spacing:.5px;font-size:15px;color:#fff;line-height:1}
.brand-mark--txt span{font-weight:400;color:#b9c6d1;margin-left:4px}
.brand-mark{background:var(--blue);color:#fff;font-weight:700;letter-spacing:1px;
  padding:6px 10px;border-radius:6px;font-size:13px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px}
.brand-text span{font-size:11px;color:#b9c6d1}
.topnav{display:flex;align-items:center;gap:18px;margin-left:8px}
.topnav a{color:#dfe7ee}
.topnav a:hover{color:#fff;text-decoration:none}
.userbox{margin-left:auto;display:flex;align-items:center;gap:12px;color:#dfe7ee;font-size:13px}
.userbox .uname{opacity:.9}
.userbox .logout{color:#dfe7ee;font-size:18px;line-height:1}
.badge{background:#35566e;color:#cfe0ee;font-size:10px;text-transform:uppercase;
  letter-spacing:.5px;padding:3px 8px;border-radius:999px}

/* ---- buttons ---- */
.btn{display:inline-block;border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:8px 14px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:500}
.btn:hover{text-decoration:none;border-color:#cfd8e0}
.btn-primary{background:var(--blue);border-color:var(--blue);color:#fff}
.btn-primary:hover{background:#557a99;border-color:#557a99}
.btn-navy{background:var(--navy);border-color:var(--navy);color:#fff}
.btn-ghost{background:transparent;border-color:#5a7688}

/* ---- layout ---- */
.wrap{max-width:1000px;margin:24px auto;padding:0 20px}
.footer{text-align:center;color:var(--muted);font-size:12px;padding:24px}

/* ---- cards / sections ---- */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);margin-bottom:20px;overflow:hidden}
.section-title{background:var(--navy);color:#fff;padding:11px 18px;font-size:13px;
  font-weight:600;letter-spacing:.4px;text-transform:uppercase}
.section-body{padding:6px 18px 14px}

/* ---- form rows ---- */
.frow{display:grid;grid-template-columns:340px 1fr;gap:14px;align-items:center;
  padding:9px 0;border-bottom:1px solid #f0f3f6}
.frow:last-child{border-bottom:none}
.frow.indent .flabel{padding-left:22px;color:var(--muted)}
.frow.subheader{grid-template-columns:1fr;background:#eef3f7;margin:6px -18px;padding:8px 18px;
  border:none;font-weight:600;color:var(--navy)}
.flabel{font-weight:500;display:flex;align-items:center;gap:6px}
.finput input,.finput select,.finput textarea{width:100%;padding:8px 10px;border:1px solid #d7dee5;
  border-radius:7px;font-size:14px;font-family:inherit;background:#fff}
.finput input:focus,.finput select:focus,.finput textarea:focus{outline:none;
  border-color:var(--blue);box-shadow:0 0 0 3px rgba(99,137,170,.15)}
.finput textarea{min-height:64px;resize:vertical}
.finput .with-unit{display:flex;gap:8px;align-items:center}
.finput .unit{color:var(--muted);font-size:13px;white-space:nowrap}
.fnote{font-size:12px;color:var(--muted);margin-top:4px}
.help{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;
  border-radius:50%;background:var(--blue);color:#fff;font-size:11px;cursor:help;font-weight:700}
.req{color:var(--danger)}
.hidden{display:none !important}

/* ---- upload ---- */
.dropzone{display:block;border:2px dashed #c3cfd9;border-radius:10px;padding:22px;text-align:center;
  color:var(--muted);background:#fafcfe;cursor:pointer}
.dropzone:hover{border-color:var(--blue);background:#f2f7fb}
.dropzone strong{color:var(--navy)}
.filelist{margin-top:10px;font-size:13px}
.filelist .f{display:flex;justify-content:space-between;padding:6px 10px;border:1px solid var(--line);
  border-radius:6px;margin-bottom:6px;background:#fff}

/* ---- form actions ---- */
.actions{display:flex;justify-content:flex-end;gap:12px;margin:8px 0 40px}

/* ---- table (listing) ---- */
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.page-head h1{font-size:20px;margin:0;color:var(--navy)}
table.list{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden}
table.list th{background:#eef3f7;text-align:left;padding:11px 14px;font-size:12px;
  text-transform:uppercase;letter-spacing:.4px;color:var(--navy)}
table.list td{padding:11px 14px;border-top:1px solid #eef2f5}
table.list tr:hover td{background:#f8fbfd}
.mono{font-family:ui-monospace,"JetBrains Mono",Menlo,monospace;font-size:13px;color:var(--navy)}

/* ---- status pills ---- */
.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}
.pill.soumise{background:#e7f0f7;color:#2f5f85}
.pill.en_cours{background:#fff3d9;color:#8a6a12}
.pill.chiffree{background:#e3f3ea;color:#256b4a}
.pill.cloturee{background:#eceff2;color:#59646d}
.pill.archivee{background:#f0e9ec;color:#7a5560}

/* ---- filters ---- */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.filters input,.filters select{padding:8px 10px;border:1px solid #d7dee5;border-radius:7px;font-size:13px}

/* ---- detail view ---- */
.detail-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:8px}
.detail-head h1{font-size:20px;margin:0 0 4px;color:var(--navy)}
.detail-meta{color:var(--muted);font-size:13px}
.kv{display:grid;grid-template-columns:340px 1fr;gap:12px;padding:8px 0;border-bottom:1px solid #f0f3f6}
.kv:last-child{border-bottom:none}
.kv .k{color:var(--muted)}
.kv .v{font-weight:500}
.kv.indent .k{padding-left:22px}
.kv .empty{color:#b7c0c8;font-style:italic;font-weight:400}
.methodes-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px 18px;margin-bottom:20px}
.comment{border-left:3px solid var(--blue);padding:6px 12px;margin:10px 0;background:#f7fafc}
.comment .meta{font-size:12px;color:var(--muted)}
.flash{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:14px}
.flash.ok{background:#e3f3ea;color:#215f42;border:1px solid #bfe3cf}
.flash.err{background:#fbe9e7;color:#8c332b;border:1px solid #f2c9c3}
.empty-state{text-align:center;color:var(--muted);padding:60px 20px}

/* ---- page de connexion ---- */
.page-login{margin:0;min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(1100px 560px at 50% -12%, #35516b 0%, var(--navy) 58%, #1b2833 100%);}
.login-card{background:#fff;border-radius:16px;box-shadow:0 22px 64px rgba(0,0,0,.38);
  padding:44px 40px 30px;width:340px;text-align:center}
.login-emblem{width:128px;height:128px;margin:0 auto 20px;display:block}
.login-word{font-size:22px;font-weight:700;letter-spacing:.4px;color:var(--navy);margin:0}
.login-btn{display:block;width:100%;margin-top:26px;padding:13px 18px;border:none;border-radius:10px;
  background:var(--navy);color:#fff;font-size:15px;font-weight:600;cursor:pointer;text-decoration:none;
  transition:background .15s}
.login-btn:hover{background:#32485b;text-decoration:none}
.login-foot{margin-top:20px;font-size:11px;color:#aeb9c2;letter-spacing:.5px;text-transform:uppercase}