:root {
  --o: #F26522; --o-dark: #B24A16; --o-tint: #FDEBDD; --o-faint: #FEF7F2;
  --ink: #1C1F23; --ink-2: #3E454D; --ink-3: #6B7480; --line: #E2E6EA;
  --cut: #98A0AA; --ok: #1F7A4D; --ok-tint: #EAF6EF;
  --warn: #C9531B; --warn-tint: #FFF4EC;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font: 15px/1.5 var(--sans); color: var(--ink); background: #fff; }
a { color: var(--o-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0 0 8px; letter-spacing: -0.01em; }
p { margin: 0 0 10px; }
button, input, select, textarea { font: inherit; }

/* ---- app shell ---- */
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px; flex-shrink: 0; background: var(--ink); color: #fff;
  display: flex; flex-direction: column; padding: 20px 0;
}
.sidebar .brand { padding: 0 20px 20px; font-weight: 800; font-size: 18px; border-bottom: 1px solid rgba(255,255,255,.12); margin-bottom: 12px; }
.sidebar .brand span { color: var(--o); }
.sidebar nav a {
  display: block; padding: 10px 20px; color: rgba(255,255,255,.75); font-weight: 600; font-size: 14px;
}
.sidebar nav a:hover { color: #fff; text-decoration: none; background: rgba(255,255,255,.06); }
.sidebar nav a.active { color: #fff; background: rgba(242,101,34,.25); border-right: 3px solid var(--o); }
.sidebar .user-info { margin-top: auto; padding: 14px 20px; border-top: 1px solid rgba(255,255,255,.12); font-size: 12.5px; color: rgba(255,255,255,.6); }
.sidebar .user-info button { background: none; border: none; color: var(--o); cursor: pointer; font-weight: 600; padding: 0; margin-top: 6px; }

.main { flex: 1; padding: 32px 40px; max-width: 1100px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 24px; }
.page-head h1 { font-size: 24px; }
.page-head .sub { color: var(--ink-3); font-size: 14px; }

/* ---- controls ---- */
.btn {
  display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line); background: #fff;
  color: var(--ink); padding: 8px 16px; border-radius: 6px; font-weight: 600; font-size: 14px; cursor: pointer;
}
.btn:hover { background: #F7F8F9; }
.btn-primary { background: var(--o); border-color: var(--o); color: #fff; }
.btn-primary:hover { background: var(--o-dark); }
.btn-danger { color: var(--warn); border-color: var(--warn); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
input[type=text], input[type=email], input[type=number], input[type=password], input[type=url], textarea, select {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; background: #fff;
}
textarea { resize: vertical; }
label { display: block; font-size: 12.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); margin-bottom: 4px; }
.field { margin-bottom: 16px; }

/* ---- cards / tables ---- */
.card { border: 1px solid var(--line); border-radius: 8px; padding: 18px 20px; margin-bottom: 16px; background: #fff; }
.card h3 { font-size: 15px; }
.grid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat-card { border: 1px solid var(--line); border-radius: 8px; padding: 16px 18px; }
.stat-card .num { font-size: 28px; font-weight: 800; }
.stat-card .label { font-size: 12.5px; color: var(--ink-3); text-transform: uppercase; letter-spacing: .04em; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); padding: 8px 10px; border-bottom: 2px solid var(--line); }
td { padding: 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:hover td { background: #FAFBFC; }

/* ---- badges ---- */
.badge { display: inline-block; padding: 3px 9px; border-radius: 4px; font-size: 11.5px; font-weight: 700; }
.badge-strong { background: var(--ok-tint); color: var(--ok); }
.badge-possible { background: var(--o-faint); color: var(--o-dark); }
.badge-weak { background: #F5F7F8; color: var(--ink-3); }
.badge-flag { background: var(--warn-tint); color: var(--warn); }

.muted { color: var(--ink-3); }
.small { font-size: 12.5px; }
.mt { margin-top: 16px; }
.flex { display: flex; align-items: center; gap: 10px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.toast { position: fixed; bottom: 20px; right: 20px; background: var(--ink); color: #fff; padding: 12px 18px; border-radius: 6px; font-size: 14px; box-shadow: 0 4px 16px rgba(0,0,0,.2); z-index: 100; }
.toast.error { background: var(--warn); }
.empty-state { text-align: center; padding: 60px 20px; color: var(--ink-3); }

/* ---- login ---- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--o-faint); }
.login-card { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 40px; width: 380px; text-align: center; }
.login-card h1 { font-size: 22px; margin-bottom: 4px; }
.login-card .thin { color: var(--o); }
.ms-btn { display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; padding: 11px; border: 1px solid var(--line); border-radius: 6px; background: #fff; font-weight: 600; cursor: pointer; margin-top: 24px; }
.ms-btn:hover { background: #F7F8F9; }