:root {
  --bg:#f4faf7;
  --bg-2:#ffffff;
  --bg-3:#e8f4ef;
  --ink:#1f4f45;
  --ink-2:#2c5f52;
  --text:#1f293f;
  --muted:#5d726c;
  --line:#cfe1db;
  --line-strong:#b8d2ca;
  --accent:#2f7d67;
  --accent-2:#69b39a;
  --accent-3:#b8ddd2;
  --danger:#a62b2b;
  --danger-bg:#fdeeee;
  --success:#1f6d56;
  --success-bg:#edf8f3;
  --shadow:0 24px 60px rgba(20,69,59,.10);
  --shadow-soft:0 16px 38px rgba(20,69,59,.07);
  --header-h:72px;
  --sidebar-w:300px;
}
* { box-sizing:border-box; min-width:0; }
html { -webkit-text-size-adjust:100%; }
html,body { margin:0; padding:0; background:linear-gradient(180deg, var(--bg) 0%, #eef7f2 100%); color:var(--text); font-family:Inter, Arial, Helvetica, sans-serif; }
a { color:inherit; text-decoration:none; }
button,input,select,textarea { font:inherit; }
img,svg { display:block; max-width:100%; }
input,select,textarea { width:100%; max-width:100%; padding:14px 16px; border:1px solid var(--line); background:#fff; color:var(--text); appearance:none; -webkit-appearance:none; border-radius:0; }
input[type="date"], input[type="time"] { min-height:52px; }
textarea { min-height:132px; resize:vertical; }
button { border-radius:0; }
body.menu-open { overflow:hidden; }
.app-shell { min-height:100vh; display:grid; grid-template-columns:var(--sidebar-w) minmax(0,1fr); }
.app-sidebar { background:linear-gradient(180deg,var(--ink),#173c34); color:#fff; padding:22px; display:flex; flex-direction:column; gap:22px; position:sticky; top:0; min-height:100vh; }
.app-brand { display:flex; align-items:center; gap:14px; }
.app-logo { width:54px; height:54px; display:grid; place-items:center; background:#fff; color:var(--ink); font-weight:800; box-shadow:var(--shadow-soft); }
.app-brand strong,.app-brand span { display:block; }
.app-brand span { color:rgba(255,255,255,.72); font-size:13px; margin-top:4px; }
.app-nav { display:grid; gap:8px; }
.app-nav-link { display:flex; align-items:center; gap:12px; padding:14px 16px; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.08); transition:.18s ease; }
.app-nav-link:hover { background:rgba(255,255,255,.12); }
.app-nav-link.is-active { background:#fff; color:var(--ink); }
.app-nav-link .icon { width:18px; text-align:center; }
.app-sidebar-card { border:1px solid rgba(255,255,255,.12); background:rgba(255,255,255,.06); padding:16px; display:grid; gap:6px; }
.app-sidebar-card strong,.app-sidebar-card span { display:block; }
.app-sidebar-card span { color:rgba(255,255,255,.78); font-size:13px; }
.app-logout { margin-top:auto; padding:14px 16px; background:rgba(255,255,255,.12); text-align:center; border:1px solid rgba(255,255,255,.08); }
.app-main { padding:28px; }
.app-main.is-auth { max-width:540px; margin:0 auto; display:grid; align-content:center; min-height:100vh; padding:28px 20px; }
.app-mobilebar { display:none; position:sticky; top:0; z-index:50; align-items:center; justify-content:space-between; gap:14px; margin:-28px -28px 22px; padding:16px 18px; background:rgba(244,250,247,.96); backdrop-filter:blur(10px); border-bottom:1px solid var(--line); }
.app-mobilebar strong { color:var(--ink); }
.menu-toggle { display:inline-flex; align-items:center; justify-content:center; width:48px; height:48px; border:1px solid var(--line); background:#fff; color:var(--ink); }
.menu-backdrop { display:none; }
.app-topbar { display:flex; justify-content:space-between; align-items:flex-start; gap:20px; margin-bottom:22px; }
.eyebrow { font-size:12px; letter-spacing:.08em; text-transform:uppercase; color:var(--muted); }
h1,h2,h3,p { margin:0; }
.app-topbar h1 { margin-top:6px; font-size:32px; line-height:1.05; color:var(--ink); }
.app-userbox { background:var(--bg-2); border:1px solid var(--line); padding:14px 16px; min-width:220px; box-shadow:var(--shadow-soft); }
.app-userbox span { color:var(--muted); display:block; margin-top:4px; font-size:13px; }
.app-alert { margin-bottom:18px; padding:14px 16px; border:1px solid var(--line); background:var(--bg-2); box-shadow:var(--shadow-soft); }
.app-alert.error { background:var(--danger-bg); border-color:#efcaca; color:var(--danger); }
.app-alert.success { background:var(--success-bg); border-color:#cde8db; color:var(--success); }
.auth-card,.panel,.card,.tile,.list-item,.empty { background:var(--bg-2); border:1px solid var(--line); box-shadow:var(--shadow-soft); }
.auth-card { padding:28px; display:grid; gap:18px; }
.auth-title { font-size:34px; line-height:1.05; color:var(--ink); }
.auth-sub { color:var(--muted); line-height:1.55; }
.form-grid { display:grid; gap:14px; }
.form-grid.two { grid-template-columns:repeat(2,minmax(0,1fr)); }
label { display:block; overflow:hidden; }
label span { display:block; margin-bottom:6px; font-size:13px; color:var(--muted); }
.btn-row { display:flex; gap:12px; flex-wrap:wrap; }
.btn { display:inline-flex; align-items:center; justify-content:center; padding:14px 18px; border:1px solid var(--line-strong); background:#fff; color:var(--text); cursor:pointer; min-height:52px; }
.btn-primary { background:var(--accent); border-color:var(--accent); color:#fff; }
.btn-secondary { background:var(--bg-3); border-color:var(--line); color:var(--ink); }
.btn-danger { background:#fff5f5; border-color:#f1cccc; color:var(--danger); }
.screen-grid { display:grid; gap:18px; }
.metrics { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:16px; }
.metric { padding:18px; }
.metric strong { display:block; font-size:30px; color:var(--ink); }
.metric span { color:var(--muted); margin-top:8px; display:block; }
.tiles { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; }
.tile { padding:20px; display:grid; gap:10px; }
.tile strong { color:var(--ink); font-size:18px; }
.tile span { color:var(--muted); line-height:1.5; }
.panel { padding:20px; }
.panel-head { display:flex; align-items:flex-start; justify-content:space-between; gap:16px; margin-bottom:16px; }
.list { display:grid; gap:12px; }
.list-item { padding:16px; display:grid; gap:10px; }
.list-head { display:flex; align-items:flex-start; justify-content:space-between; gap:14px; }
.badge { display:inline-flex; align-items:center; padding:7px 10px; background:var(--bg-3); border:1px solid var(--line); font-size:12px; color:var(--ink); white-space:nowrap; }
.meta { color:var(--muted); font-size:13px; display:flex; gap:12px; flex-wrap:wrap; }
.profile-switcher { display:flex; gap:10px; flex-wrap:wrap; }
.profile-chip { padding:10px 12px; border:1px solid var(--line); background:#fff; cursor:pointer; }
.profile-chip.active { background:var(--ink); border-color:var(--ink); color:#fff; }
.inline-actions { display:flex; gap:8px; flex-wrap:wrap; }
.empty { padding:18px; color:var(--muted); }
.error-page { min-height:100vh; display:grid; place-items:center; padding:24px; }
.error-card { width:min(100%, 560px); background:#fff; border:1px solid var(--line); box-shadow:var(--shadow); padding:28px; display:grid; gap:18px; }
.error-code { font-size:56px; line-height:1; color:var(--ink); font-weight:800; }
.error-copy { color:var(--muted); line-height:1.6; }
@media (max-width: 1080px) {
  .app-shell { grid-template-columns:1fr; }
  .app-sidebar { position:fixed; top:0; left:0; bottom:0; width:min(88vw, 340px); min-height:100dvh; z-index:70; transform:translateX(-100%); transition:transform .22s ease; box-shadow:0 18px 42px rgba(0,0,0,.22); }
  .app-shell.menu-open .app-sidebar { transform:translateX(0); }
  .menu-backdrop { position:fixed; inset:0; background:rgba(8,22,19,.36); z-index:60; }
  .app-shell.menu-open .menu-backdrop { display:block; }
  .app-mobilebar { display:flex; }
  .app-main { padding:24px 16px 28px; }
  .app-topbar { flex-direction:column; }
  .app-userbox { width:100%; min-width:0; }
  .metrics,.tiles,.form-grid.two { grid-template-columns:1fr; }
  .list-head, .panel-head { flex-direction:column; }
}
@media (max-width: 640px) {
  .auth-card,.panel,.tile,.list-item,.card,.empty { padding:16px; }
  .auth-title { font-size:28px; }
  .app-topbar h1 { font-size:28px; }
  .btn-row { flex-direction:column; }
  .btn { width:100%; }
  .meta { flex-direction:column; gap:6px; }
}