:root {
  --green-900: #0f3d22;
  --green-800: #17532f;
  --green-700: #1f6b3a;
  --green-600: #2e8b4e;
  --green-500: #43a265;
  --green-200: #cfe6d6;
  --green-100: #e6f0e9;
  --green-50:  #f2f7f3;
  --sand: #e8c547;
  --ink: #1d2b22;
  --muted: #5d7064;
  --line: #d5e2d9;
  --danger: #b3261e;
  --danger-bg: #fbe9e7;
  --ok-bg: #e3f4e6;
  --warn-bg: #fff6d6;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(15, 61, 34, .06), 0 4px 16px rgba(15, 61, 34, .06);
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif; color: var(--ink); background: var(--green-50); }
a { color: var(--green-700); }
h1 { font-size: 1.5rem; margin: 0 0 1rem; color: var(--green-900); }
h2 { font-size: 1.15rem; margin: 1.5rem 0 .75rem; color: var(--green-800); }
code { background: var(--green-100); padding: 1px 5px; border-radius: 4px; font-size: .9em; }

/* En-tête */
.topbar { background: linear-gradient(90deg, var(--green-900), var(--green-700)); color: #fff; box-shadow: var(--shadow); }
.brand { display: flex; align-items: center; gap: .55rem; white-space: nowrap; color: #fff; text-decoration: none; font-weight: 700; font-size: 1.15rem; letter-spacing: .3px; }
.brand img { width: 34px; height: 34px; }
.topbar .inner { max-width: 1280px; margin: 0 auto; padding: .45rem 1rem; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 1rem; }
.topbar .brand { justify-self: start; }
.topbar .userbox { justify-self: end; }
nav.main { display: flex; justify-content: center; gap: .4rem; }
.navicon { display: flex; flex-direction: column; align-items: center; gap: .15rem; min-width: 92px; padding: .4rem .7rem .3rem; border-radius: 10px; color: #d6eadc; text-decoration: none; font-size: .72rem; letter-spacing: .2px; transition: background .15s, color .15s; }
.navicon svg { width: 30px; height: 30px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.navicon svg .dot { fill: currentColor; stroke: none; }
.navicon:hover { background: rgba(255,255,255,.12); color: #fff; }
.navicon.active { background: rgba(255,255,255,.18); color: #fff; box-shadow: inset 0 -3px 0 var(--sand); }
@media (max-width: 760px) {
  .topbar .inner { grid-template-columns: 1fr auto; }
  nav.main { grid-column: 1 / -1; grid-row: 2; }
  .navicon { min-width: 0; flex: 1; }
}
.userbox { display: flex; align-items: center; gap: .6rem; font-size: .9rem; }
.userbox a { color: #e3f1e7; }
.userbox form { margin: 0; }
.userbox button { background: transparent; border: 1px solid rgba(255,255,255,.45); color: #fff; border-radius: 6px; padding: .25rem .7rem; cursor: pointer; }
.userbox button:hover { background: rgba(255,255,255,.12); }

main { max-width: 1280px; margin: 0 auto; padding: 1.5rem 1rem 3rem; }
.layout-admin { display: grid; grid-template-columns: 220px 1fr; gap: 1.5rem; align-items: start; }
.sidenav { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: .5rem; position: sticky; top: 1rem; }
.sidenav a { display: block; padding: .55rem .8rem; border-radius: 6px; color: var(--ink); text-decoration: none; }
.sidenav a:hover { background: var(--green-50); }
.sidenav a.active { background: var(--green-100); color: var(--green-800); font-weight: 600; border-left: 3px solid var(--green-600); }
@media (max-width: 860px) { .layout-admin { grid-template-columns: 1fr; } .sidenav { position: static; } }

/* Cartes et formulaires */
.card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.25rem 1.4rem; margin-bottom: 1.25rem; }
.card > h2:first-child { margin-top: 0; }
.grid { display: grid; gap: .9rem 1.1rem; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.grid .wide { grid-column: 1 / -1; }
label { display: block; font-weight: 600; font-size: .85rem; color: var(--green-900); margin-bottom: .3rem; }
.hint { font-size: .8rem; color: var(--muted); font-weight: 400; margin-top: .25rem; }
input[type=text], input[type=password], input[type=email], input[type=date], input[type=number], select, textarea {
  width: 100%; padding: .55rem .7rem; border: 1px solid var(--line); border-radius: 7px; font: inherit; background: #fff; color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--green-500); outline-offset: 0; border-color: var(--green-500); }
textarea { min-height: 300px; font-family: Consolas, "Cascadia Mono", monospace; font-size: .85rem; }
.check { display: flex; align-items: center; gap: .45rem; font-weight: 400; color: var(--ink); font-size: .95rem; }
.actions { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; margin-top: 1.1rem; }

.btn { display: inline-flex; align-items: center; gap: .4rem; padding: .55rem 1.1rem; border-radius: 7px; border: 1px solid transparent; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; background: var(--green-700); color: #fff; }
.btn:hover { background: var(--green-800); }
.btn.secondary { background: #fff; color: var(--green-800); border-color: var(--green-200); }
.btn.secondary:hover { background: var(--green-50); }
.btn.danger { background: #fff; color: var(--danger); border-color: #f0c4bf; }
.btn.danger:hover { background: var(--danger-bg); }
.btn.small { padding: .3rem .7rem; font-size: .85rem; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
form.inline { display: inline; margin: 0; }

/* Messages */
.flash { padding: .75rem 1rem; border-radius: 8px; margin-bottom: 1rem; border-left: 4px solid; }
.flash.success { background: var(--ok-bg); border-color: var(--green-600); }
.flash.error { background: var(--danger-bg); border-color: var(--danger); }
.flash.info { background: var(--warn-bg); border-color: var(--sand); }

/* Tableaux */
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: .9rem; }
table.data th { text-align: left; background: var(--green-100); color: var(--green-900); font-weight: 600; padding: .55rem .6rem; white-space: nowrap; position: sticky; top: 0; }
table.data td { padding: .5rem .6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
table.data tr:hover td { background: var(--green-50); }
table.data tr.disabled td { color: #98a69c; }
.num { text-align: right; }
.badge { display: inline-block; padding: .1rem .5rem; border-radius: 999px; font-size: .75rem; font-weight: 600; background: var(--green-100); color: var(--green-800); white-space: nowrap; }
.badge.ok { background: var(--ok-bg); color: var(--green-700); }
.badge.err { background: var(--danger-bg); color: var(--danger); }
.badge.warn { background: var(--warn-bg); color: #7a5b00; }
.badge.grey { background: #eceeed; color: #5f6b64; }
.muted { color: var(--muted); }
.small { font-size: .82rem; }

/* Barre d'envoi */
.sendbar { position: sticky; bottom: 0; background: var(--green-900); color: #fff; padding: .8rem 1.1rem; border-radius: var(--radius); display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; margin-top: 1rem; box-shadow: 0 -4px 20px rgba(0,0,0,.15); }
.sendbar select { width: auto; min-width: 240px; }
.sendbar .check { color: #fff; }
.sendbar strong { font-size: 1.1rem; }

/* Statistiques */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 1rem; margin-bottom: 1.25rem; }
.stat { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 1rem 1.2rem; border-top: 4px solid var(--green-600); }
.stat .v { font-size: 1.8rem; font-weight: 700; color: var(--green-800); }
.stat .l { color: var(--muted); font-size: .85rem; }
.status-list { list-style: none; margin: 0; padding: 0; }
.status-list li { padding: .5rem 0; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; gap: 1rem; }

/* Éditeur de modèles */
.editor { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 1100px) { .editor { grid-template-columns: 1fr; } }
.chips { display: flex; flex-wrap: wrap; gap: .35rem; margin: .4rem 0 .8rem; }
.chip { border: 1px dashed var(--green-500); background: var(--green-50); color: var(--green-800); border-radius: 999px; padding: .15rem .6rem; font-size: .78rem; cursor: pointer; font-family: Consolas, monospace; }
.chip:hover { background: var(--green-100); }
.preview-frame { width: 100%; height: 560px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.preview-subject { padding: .5rem .8rem; background: var(--green-50); border-radius: 6px; margin-bottom: .5rem; font-size: .9rem; }

/* Connexion */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 1rem;
  background: radial-gradient(ellipse at 30% 110%, var(--green-500) 0%, transparent 55%), linear-gradient(160deg, var(--green-900), var(--green-700)); }
.login-card { background: #fff; width: 100%; max-width: 400px; border-radius: 14px; padding: 2rem 2.2rem; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.login-card .logo { display: flex; flex-direction: column; align-items: center; margin-bottom: 1.4rem; }
.login-card .logo img { width: 72px; height: 72px; }
.login-card .logo h1 { margin: .5rem 0 0; }
.login-card .logo p { margin: .1rem 0 0; color: var(--muted); font-size: .9rem; }
.login-card .field { margin-bottom: 1rem; }
.login-card .btn { width: 100%; justify-content: center; padding: .7rem; }
.pagination { display: flex; gap: .3rem; align-items: center; margin-top: 1rem; flex-wrap: wrap; }
.secret-state { font-size: .8rem; color: var(--green-700); font-weight: 600; }
/* Messages en surimpression (ne décalent pas la page) */
.modal-backdrop { position: fixed; inset: 0; z-index: 1000; background: rgba(15, 61, 34, .45); display: flex; align-items: center; justify-content: center; padding: 1rem; animation: fade .15s ease-out; }
.modal { background: #fff; border-radius: 12px; box-shadow: 0 20px 60px rgba(0,0,0,.35); width: 100%; max-width: 480px; padding: 1.4rem 1.6rem 1.2rem; border-top: 5px solid var(--danger); }
.modal-head { display: flex; align-items: center; gap: .7rem; margin-bottom: .6rem; }
.modal-head h2 { margin: 0; color: var(--danger); }
.modal-icon { width: 30px; height: 30px; border-radius: 50%; background: var(--danger); color: #fff; font-weight: 700; display: flex; align-items: center; justify-content: center; flex: none; }
.modal p { margin: .4rem 0; overflow-wrap: anywhere; }
.modal-actions { display: flex; justify-content: flex-end; margin-top: 1.1rem; }
.modal-actions .btn { min-width: 90px; justify-content: center; }
.toasts { position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: 900; display: flex; flex-direction: column; gap: .6rem; width: min(480px, calc(100vw - 2rem)); }
.toast { display: flex; align-items: center; gap: .8rem; background: #fff; border-top: 5px solid var(--green-600); border-radius: 12px; padding: 1.1rem 1.3rem; font-size: 1rem; box-shadow: 0 20px 60px rgba(0,0,0,.3); animation: slide .2s ease-out; transition: opacity .3s; }
.toast.info { border-top-color: var(--sand); }
.toast > span { flex: 1; }
.toast .popup-ok { flex: none; border: 1px solid var(--green-200); background: var(--green-50); color: var(--green-800); border-radius: 6px; padding: .1rem .7rem; font: inherit; font-weight: 600; font-size: .85rem; cursor: pointer; }
.toast.hide { opacity: 0; }
@keyframes fade { from { opacity: 0; } }
@keyframes slide { from { transform: scale(.96); opacity: 0; } }