:root {
  --bg: #f4f5f7; --panel: #ffffff; --panel2: #f9fafb; --text: #1b1f27; --muted: #667085; --line: #e3e6eb;
  --accent: #2563eb; --accent-d: #1d4ed8; --accent-bg: #e8effd;
  --ok: #15803d; --ok-bg: #e3f6ea; --warn: #b45309; --warn-bg: #fdf1dc; --err: #b42318; --err-bg: #fde8e6;
  --radius: 10px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.08);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1218; --panel: #171b23; --panel2: #1c212b; --text: #e6e9ef; --muted: #9aa4b5; --line: #2a303c;
    --accent: #6ea0ff; --accent-d: #8fb6ff; --accent-bg: #1c2740;
    --ok: #4ade80; --ok-bg: #12301f; --warn: #fbbf24; --warn-bg: #3a2c10; --err: #f87171; --err-bg: #3b1a1a;
    --shadow: none;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg); color: var(--text); -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; } a:hover { text-decoration: underline; }
h1 { font-size: 22px; margin: 0 0 4px; } h2 { font-size: 17px; margin: 0 0 12px; } h3 { font-size: 15px; margin: 18px 0 8px; }
p { margin: 0 0 10px; } .muted { color: var(--muted); } .small { font-size: 13px; } .mono { font-family: var(--mono); font-size: 13px; }
.right { text-align: right; } .nowrap { white-space: nowrap; } .grow { flex: 1; } .hidden { display: none !important; }
code { font-family: var(--mono); font-size: 13px; background: var(--panel2); border: 1px solid var(--line); padding: 1px 5px; border-radius: 5px; }

/* Mise en page admin */
.app { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.sidebar { background: var(--panel); border-right: 1px solid var(--line); padding: 18px 12px; position: sticky; top: 0; height: 100vh; overflow: auto; }
.brand { font-weight: 700; font-size: 18px; padding: 4px 10px 16px; display: flex; align-items: center; gap: 8px; }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
.nav a { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 8px; color: var(--text); margin-bottom: 2px; }
.nav a:hover { background: var(--panel2); text-decoration: none; }
.nav a.active { background: var(--accent-bg); color: var(--accent); font-weight: 600; }
.nav .sep { margin: 14px 10px 6px; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.side-foot { margin-top: 18px; padding: 10px; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); }
.main { padding: 26px 30px 60px; max-width: 1100px; width: 100%; }
.pagehead { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 18px; box-shadow: var(--shadow); }
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); margin-bottom: 18px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.stat .k { color: var(--muted); font-size: 13px; } .stat .v { font-size: 22px; font-weight: 650; margin-top: 2px; }
.stat .s { font-size: 13px; color: var(--muted); margin-top: 2px; }

.badge { display: inline-block; padding: 1px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--panel2); color: var(--muted); border: 1px solid var(--line); }
.badge.ok { background: var(--ok-bg); color: var(--ok); border-color: transparent; }
.badge.warn { background: var(--warn-bg); color: var(--warn); border-color: transparent; }
.badge.err { background: var(--err-bg); color: var(--err); border-color: transparent; }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--muted); margin-right: 6px; }
.dot.ok { background: var(--ok); } .dot.warn { background: var(--warn); } .dot.err { background: var(--err); }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; border: 1px solid transparent; }
.flash.ok { background: var(--ok-bg); color: var(--ok); } .flash.err { background: var(--err-bg); color: var(--err); }
.flash.info { background: var(--accent-bg); color: var(--accent); }
.notice { padding: 10px 14px; border-radius: 8px; background: var(--warn-bg); color: var(--warn); margin-bottom: 14px; }

table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--line); }
td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; word-break: break-word; }
tr:last-child td { border-bottom: 0; }
.tablewrap { overflow-x: auto; }

form .row { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; }
form .row.inline { flex-direction: row; align-items: center; gap: 10px; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; } @media (max-width: 700px) { .cols { grid-template-columns: 1fr; } }
label { font-weight: 600; font-size: 14px; } .hint { color: var(--muted); font-size: 13px; }
input[type=text], input[type=password], input[type=email], input[type=number], input[type=url], input[type=date], input[type=search], select, textarea {
  width: 100%; padding: 8px 11px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--text); font: inherit; }
textarea { font-family: inherit; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent; }
input[type=checkbox], input[type=radio] { width: 16px; height: 16px; accent-color: var(--accent); }
.checkrow { display: flex; gap: 9px; align-items: flex-start; margin-bottom: 10px; } .checkrow label { font-weight: 500; }

.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--panel);
  color: var(--text); font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; }
.btn:hover { background: var(--panel2); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; } .btn.primary:hover { background: var(--accent-d); }
.btn.danger { color: var(--err); } .btn.danger:hover { background: var(--err-bg); }
.btn.small { padding: 3px 10px; font-size: 13px; } .btn[disabled] { opacity: .5; cursor: not-allowed; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.console { background: #0b0e14; color: #cdd6e4; font-family: var(--mono); font-size: 12.5px; padding: 12px; border-radius: 8px; height: 520px; overflow: auto; white-space: pre-wrap; word-break: break-word; }
.console .l-WARN { color: #fbbf24; } .console .l-ERROR { color: #f87171; } .console .l-DEBUG { color: #7b8798; } .console .t { color: #6b7686; }
.kv { display: grid; grid-template-columns: 190px 1fr; gap: 6px 14px; } .kv dt { color: var(--muted); } .kv dd { margin: 0; word-break: break-word; }
@media (max-width: 560px) { .kv { grid-template-columns: 1fr; } .kv dt { margin-top: 8px; } }

/* Connexion */
.authpage { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.authbox { width: 100%; max-width: 400px; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 28px; box-shadow: var(--shadow); }
.authbox h1 { text-align: center; margin-bottom: 4px; } .authbox .sub { text-align: center; color: var(--muted); margin-bottom: 20px; }

/* Webmail */
.mail { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.mail .sidebar { padding: 14px 10px; }
.mail .compose-btn { display: block; text-align: center; margin: 0 6px 14px; padding: 10px; }
.folder { display: flex; justify-content: space-between; align-items: center; padding: 7px 10px; border-radius: 8px; color: var(--text); margin-bottom: 1px; }
.folder:hover { background: var(--panel2); text-decoration: none; } .folder.active { background: var(--accent-bg); color: var(--accent); font-weight: 600; }
.folder .n { font-size: 12px; background: var(--accent); color: #fff; border-radius: 999px; padding: 0 7px; min-width: 20px; text-align: center; }
.mailmain { display: flex; flex-direction: column; min-width: 0; }
.topbar { display: flex; gap: 10px; align-items: center; padding: 12px 18px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; flex-wrap: wrap; }
.topbar form.search { flex: 1; min-width: 180px; max-width: 520px; }
.mailbody { padding: 0; flex: 1; }
.toolbar { display: flex; gap: 6px; padding: 10px 18px; border-bottom: 1px solid var(--line); background: var(--panel2); align-items: center; flex-wrap: wrap; }
.msglist { list-style: none; margin: 0; padding: 0; background: var(--panel); }
.msgrow { display: grid; grid-template-columns: 28px 26px 190px 1fr 78px; gap: 8px; align-items: center; padding: 9px 18px; border-bottom: 1px solid var(--line); color: var(--text); }
.msgrow:hover { background: var(--panel2); }
.msgrow a { color: inherit; text-decoration: none; }
.msgrow a:hover { text-decoration: none; }
.msgrow.unseen { font-weight: 650; background: var(--panel); } .msgrow.seen .from, .msgrow.seen .subj { color: var(--text); font-weight: 400; }
.msgrow .from, .msgrow .subjline { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.msgrow .snip { color: var(--muted); font-weight: 400; } .msgrow .date { text-align: right; color: var(--muted); font-size: 13px; font-weight: 400; }
.star { color: var(--muted); text-decoration: none; font-size: 17px; line-height: 1; } .star.on { color: #eab308; }
.pager { display: flex; justify-content: space-between; align-items: center; padding: 12px 18px; color: var(--muted); }
.reader { padding: 20px 24px; max-width: 980px; }
.reader h1 { font-size: 21px; margin-bottom: 10px; }
.reader .meta { display: grid; grid-template-columns: 60px 1fr; gap: 3px 10px; color: var(--muted); font-size: 14px; margin-bottom: 14px; }
.reader .meta b { color: var(--text); font-weight: 600; }
.bodyframe { width: 100%; height: 66vh; min-height: 360px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.atts { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; } .att { display: inline-flex; gap: 6px; padding: 6px 11px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--text); font-size: 14px; }
.compose { padding: 20px 24px; max-width: 900px; } .compose textarea { min-height: 320px; font-size: 15px; }
.compose .row label { font-size: 13px; color: var(--muted); font-weight: 600; }
.empty { padding: 50px 20px; text-align: center; color: var(--muted); }
.menu-toggle { display: none; }

@media (max-width: 860px) {
  .app, .mail { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .main { padding: 18px 14px 50px; }
  .msgrow { grid-template-columns: 24px 20px 1fr 54px; } .msgrow .from { grid-column: 3; } .msgrow .subjline { grid-column: 1 / -1; }
  .msgrow .date { grid-column: 4; grid-row: 1; }
  .nav { display: flex; flex-wrap: wrap; gap: 4px; } .nav .sep { display: none; } .side-foot { display: none; }
}