:root {
  --coral: #f4452e; --coral2: #ff6a3d; --teal: #14b8a6; --ink: #16213a;
  --bg: #f7f7f5; --card: #fff; --border: #e7e7ee; --soft: #6b7280;
  --grad: linear-gradient(135deg, var(--coral), var(--coral2));
}
* { box-sizing: border-box; }
/* Make the `hidden` attribute authoritative. Several toggled elements (the login
   overlay, nav, KPI panels) set display:flex/grid, which otherwise overrides the
   UA `[hidden]{display:none}` and leaves them visible when hidden=true. */
[hidden] { display: none !important; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}
.topbar {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  padding: 14px 22px; background: var(--ink); color: #fff; position: sticky; top: 0; z-index: 5;
}
.brand { font-weight: 900; font-size: 1.15rem; letter-spacing: -.02em; }
.brand span { color: #6ee7d2; font-weight: 700; }
/* logged-in user area (topbar right) */
.user { display: flex; align-items: center; gap: 12px; }
.user-name { color: #c8d0e0; font-size: .85rem; font-weight: 600; }
.ghost-sm { background: transparent; border: 1px solid #2a3654; color: #c8d0e0; padding: 6px 12px; border-radius: 8px; cursor: pointer; font-weight: 700; font-size: .8rem; }
.ghost-sm:hover { border-color: #3a4a70; color: #fff; }

/* login screen */
.login-overlay {
  position: fixed; inset: 0; z-index: 20;
  display: flex; align-items: center; justify-content: center; padding: 24px;
  background: radial-gradient(1200px 600px at 50% -10%, #1e2c4d, var(--ink));
}
.login-card {
  width: 100%; max-width: 360px; background: var(--card); border-radius: 18px;
  padding: 28px 26px; box-shadow: 0 24px 60px rgba(0, 0, 0, .35);
  display: flex; flex-direction: column; gap: 14px;
}
.login-brand { font-weight: 900; font-size: 1.4rem; letter-spacing: -.02em; text-align: center; margin-bottom: 6px; }
.login-brand span { color: var(--teal); }
.login-card label { display: flex; flex-direction: column; gap: 6px; font-size: .82rem; font-weight: 600; color: var(--soft); }
.login-card input {
  padding: 11px 12px; border-radius: 10px; border: 1px solid var(--border); font-size: .95rem; color: var(--ink);
}
.login-card input:focus { outline: none; border-color: var(--coral); }
.login-card button[type="submit"] {
  margin-top: 6px; background: var(--grad); border: none; color: #fff; font-weight: 800;
  padding: 12px; border-radius: 10px; cursor: pointer; font-size: .95rem;
}
.login-card button[type="submit"]:hover { filter: brightness(1.05); }
.login-card button[type="submit"]:disabled { opacity: .6; cursor: default; }
.login-error { color: var(--coral); font-size: .82rem; font-weight: 600; min-height: 18px; margin: 0; text-align: center; }

main { max-width: 1100px; margin: 0 auto; padding: 22px; }
.status { color: var(--soft); min-height: 20px; }
.status.error { color: var(--coral); font-weight: 600; }

.kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 8px 0 20px; }
@media (min-width: 700px) { .kpis { grid-template-columns: repeat(4, 1fr); } }
.kpi { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 16px 18px; }
.kpi-n { font-size: 1.9rem; font-weight: 800; letter-spacing: -.03em;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.kpi-l { color: var(--soft); font-size: .82rem; font-weight: 600; margin-top: 2px; }

.grid { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 760px) { .grid { grid-template-columns: 1fr 1fr; } }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 18px; }
.card h3 { margin: 0 0 14px; font-size: .95rem; }

.bars { display: grid; gap: 8px; }
.bar-row { display: grid; grid-template-columns: 120px 1fr 36px; align-items: center; gap: 10px; font-size: .85rem; }
.bar-label { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--ink); }
.bar-track { background: #f0f0f4; border-radius: 999px; height: 10px; overflow: hidden; }
.bar-fill { display: block; height: 100%; background: var(--grad); border-radius: 999px; }
.bar-n { text-align: right; font-weight: 700; color: var(--soft); }
.empty { color: var(--soft); font-size: .85rem; }

.trend { display: flex; align-items: flex-end; gap: 2px; height: 120px; padding-top: 8px; }
.tbar { flex: 1; min-width: 2px; background: var(--teal); border-radius: 3px 3px 0 0; opacity: .85; }
.tbar:hover { opacity: 1; }

.foot { color: var(--soft); font-size: .8rem; margin-top: 18px; }

/* nav + view controls */
.nav { display: flex; gap: 4px; }
.nav-btn { background: transparent; border: 1px solid #2a3654; color: #c8d0e0; padding: 7px 14px; border-radius: 8px; cursor: pointer; font-weight: 700; font-size: .85rem; }
.nav-btn.is-active { background: var(--grad); border-color: transparent; color: #fff; }
.rangebar { display: flex; gap: 10px; align-items: center; margin: 6px 0 16px; }
.rangebar select { padding: 7px 10px; border-radius: 8px; border: 1px solid var(--border); }
.rangebar button { background: var(--grad); border: none; color: #fff; font-weight: 800; padding: 8px 16px; border-radius: 8px; cursor: pointer; }
.rangebar button.ghost { background: #fff; color: var(--ink); border: 1px solid var(--border); }

/* campaigns list */
.clist { display: grid; gap: 12px; }
.citem-head { display: flex; align-items: center; gap: 10px; font-size: 1.05rem; }
.citem-meta, .citem-gen { color: var(--soft); font-size: .82rem; margin-top: 6px; }
.citem code { background: #f0f0f4; padding: 1px 6px; border-radius: 5px; font-size: .8rem; }
.citem-actions { margin-top: 12px; display: flex; gap: 8px; }
.citem-actions button { padding: 6px 14px; border-radius: 8px; border: 1px solid var(--border); background: #fff; cursor: pointer; font-weight: 700; }
.citem-actions .danger { color: var(--coral); border-color: #f6c3bb; }
.pill-status { font-size: .68rem; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; padding: 3px 9px; border-radius: 999px; background: #eef0f4; color: var(--soft); }
.pill-status.s-active { background: #d7fbef; color: #0f766e; }
.pill-status.s-paused { background: #fff3d6; color: #92660a; }
.pill-status.s-ended { background: #f0f0f4; color: var(--soft); }

/* campaign form */
.cform { margin-top: 16px; }
.cform h3 { margin: 0 0 14px; }
.cform-grid { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 720px) { .cform-grid { grid-template-columns: 1fr 1fr; } }
.cform label, .cform .wide { display: flex; flex-direction: column; gap: 4px; font-size: .82rem; font-weight: 600; color: var(--soft); margin-top: 12px; }
.cform .wide { margin-top: 12px; }
.cform input, .cform select, .cform textarea { padding: 9px 11px; border: 1px solid var(--border); border-radius: 8px; font: inherit; color: var(--ink); }
.cform input:disabled { background: #f5f5f8; color: var(--soft); }
.cform .coupon { border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; margin-top: 16px; display: grid; gap: 12px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 720px) { .cform .coupon { grid-template-columns: repeat(4, 1fr); } }
.cform .coupon legend { font-size: .8rem; font-weight: 700; color: var(--ink); padding: 0 6px; }
.cform-actions { display: flex; align-items: center; gap: 10px; margin-top: 18px; }
.cform-actions button { background: var(--grad); border: none; color: #fff; font-weight: 800; padding: 10px 22px; border-radius: 8px; cursor: pointer; }
.cform-actions .ghost { background: #fff; color: var(--ink); border: 1px solid var(--border); }

/* posts (scheduler) */
.compose { margin-bottom: 16px; }
.compose textarea { width: 100%; padding: 11px; border: 1px solid var(--border); border-radius: 10px; font: inherit; }
.compose-grid { display: grid; gap: 12px; grid-template-columns: 1fr; margin-top: 12px; }
@media (min-width: 720px) { .compose-grid { grid-template-columns: 1fr 1fr; } }
.compose-grid label { display: flex; flex-direction: column; gap: 4px; font-size: .82rem; font-weight: 600; color: var(--soft); }
.compose-grid input { padding: 9px 11px; border: 1px solid var(--border); border-radius: 8px; font: inherit; }
.compose-platforms { display: flex; gap: 18px; margin-top: 12px; font-size: .9rem; font-weight: 600; }
.hint { font-weight: 400; color: var(--soft); }
.post-text { margin-top: 8px; white-space: pre-wrap; }
.rtag { display: inline-block; font-size: .72rem; font-weight: 700; padding: 2px 8px; border-radius: 999px; }
.rtag.ok { background: #d7fbef; color: #0f766e; }
.rtag.bad { background: #fde2dd; color: var(--coral); }
.note-gate { background: #fff6e8; border: 1px solid #f6d9a6; color: #92660a; padding: 12px 14px; border-radius: 10px; font-size: .85rem; }
.note-gate code { background: #fff; padding: 1px 6px; border-radius: 5px; }

/* social reach card */
.social-card { margin-bottom: 20px; }
.social-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.social-head h3 { margin: 0; }
.ghost-sm { background: #fff; color: var(--ink); border: 1px solid var(--border); border-radius: 8px; padding: 6px 14px; font-weight: 700; cursor: pointer; font-size: .82rem; }
.social-out { display: grid; gap: 8px; }
.social-row { font-size: .9rem; color: var(--ink-700, #374151); }
.social-name { font-weight: 800; display: inline-block; min-width: 92px; }