:root {
  color-scheme: light;
  --bg: #f5f6fa;
  --surface: #ffffff;
  --text: #1d2433;
  --muted: #697386;
  --border: #e3e7ef;
  --primary: #6558d9;
  --primary-dark: #4f43bb;
  --danger: #b4233c;
  --success: #167654;
  --shadow: 0 8px 30px rgba(28, 35, 54, .06);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.5; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .5; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 8px; font-size: clamp(26px, 4vw, 34px); letter-spacing: -.03em; }
h2 { margin-bottom: 18px; font-size: 18px; }

.topbar {
  min-height: 70px;
  padding: 14px clamp(18px, 4vw, 48px);
  display: flex;
  align-items: center;
  gap: 28px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.brand { font-size: 19px; font-weight: 800; letter-spacing: -.03em; white-space: nowrap; }
.nav { display: flex; align-items: center; gap: 6px; flex: 1; }
.nav a { padding: 8px 12px; border-radius: 9px; color: var(--muted); font-size: 14px; font-weight: 650; }
.nav a:hover { background: var(--bg); color: var(--text); }
.account { display: flex; align-items: center; gap: 12px; margin-left: auto; font-size: 13px; color: var(--muted); }
.account form, .job-actions form, .admin-row form { margin: 0; }
.container { width: min(1180px, calc(100% - 36px)); margin: 42px auto 70px; }
.page-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 26px; }
.eyebrow { display: block; margin-bottom: 7px; color: var(--primary); font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.muted { color: var(--muted); }
.help { margin: 12px 0 0; color: var(--muted); font-size: 13px; }
code { padding: 2px 6px; background: #eef0f6; border-radius: 5px; font-size: .9em; }

.panel, .auth-card, .job-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
}
.panel { padding: 24px; margin-bottom: 18px; }
.auth-card { width: min(440px, 100%); margin: 7vh auto 0; padding: clamp(26px, 5vw, 42px); }
.stack { display: grid; gap: 13px; }
.text-link { display: inline-block; margin-top: 22px; color: var(--primary); font-size: 14px; font-weight: 650; }

label { display: block; margin-bottom: 7px; font-size: 13px; font-weight: 700; }
input[type="text"], input:not([type]), input[name="telegram_id"], input[name="code"], input[type="date"], input[type="time"] {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid #cfd6e2;
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  outline: none;
}
input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(101, 88, 217, .12); }
.code-input { font-size: 26px; font-weight: 750; letter-spacing: .25em; text-align: center; }

.button {
  display: inline-flex;
  min-height: 40px;
  padding: 9px 15px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 750;
  transition: background .15s ease;
}
.button-primary { background: var(--primary); color: #fff; }
.button-primary:hover { background: var(--primary-dark); }
.button-secondary { background: #eeebff; color: var(--primary-dark); }
.button-danger { background: #fff0f2; color: var(--danger); }
.button-quiet { background: transparent; color: var(--muted); }
.button-large { width: 100%; min-height: 50px; font-size: 15px; }

.schedule-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); gap: 22px; align-items: start; }
.schedule-settings { position: sticky; top: 20px; }
.section-heading { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.section-heading h2 { margin: 0; }
.step { display: inline-grid; width: 27px; height: 27px; place-items: center; border-radius: 50%; background: #eeebff; color: var(--primary); font-size: 13px; font-weight: 800; }
.post-list { display: grid; gap: 10px; max-height: 650px; overflow-y: auto; padding-right: 3px; }
.post-card { position: relative; display: grid; grid-template-columns: auto 1fr; gap: 5px 10px; margin: 0; padding: 15px; border: 1px solid var(--border); border-radius: 12px; cursor: pointer; font-weight: 400; }
.post-card:has(input:checked) { border-color: var(--primary); background: #f8f6ff; box-shadow: 0 0 0 2px rgba(101, 88, 217, .1); }
.post-card input { grid-row: 1 / 4; margin-top: 4px; accent-color: var(--primary); }
.post-type { color: var(--primary); font-size: 12px; font-weight: 800; }
.post-preview { overflow: hidden; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; white-space: pre-wrap; }
.post-meta { color: var(--muted); font-size: 12px; }
.channel-list { display: grid; gap: 9px; }
.check-row { display: flex; align-items: center; gap: 10px; margin: 0; padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px; font-weight: 550; }
.check-row input { width: 17px; height: 17px; accent-color: var(--primary); }
.check-row code { margin-left: auto; }
.badge { margin-left: auto; padding: 3px 8px; border-radius: 20px; background: #eeebff; color: var(--primary-dark); font-size: 11px; font-weight: 750; white-space: nowrap; }
.datetime-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.summary { display: grid; gap: 5px; margin: 0 0 18px; padding: 18px 20px; border-radius: 14px; background: #27233e; color: #fff; }
.summary .eyebrow { color: #bcb4ff; }
.summary .muted { color: #c9c6d8; font-size: 13px; }

.alert { margin-bottom: 20px; padding: 13px 16px; border-radius: 11px; font-size: 14px; }
.alert-success { background: #e7f7ef; color: var(--success); border: 1px solid #c5ead8; }
.alert-error { background: #fff0f2; color: var(--danger); border: 1px solid #f5ccd3; }
.empty-state { padding: 35px; border: 1px dashed #cbd2df; border-radius: 15px; color: var(--muted); text-align: center; }

.job-list { display: grid; gap: 14px; }
.job-card { padding: 20px 22px; }
.job-top { display: flex; align-items: center; justify-content: space-between; gap: 15px; }
.job-top time { color: var(--muted); }
.job-id { margin-right: 12px; font-weight: 800; }
.status { display: inline-block; padding: 4px 9px; border-radius: 20px; background: #f0f1f5; color: var(--muted); font-size: 12px; font-weight: 750; }
.status-pending { background: #fff5d9; color: #946200; }
.status-sent { background: #e7f7ef; color: var(--success); }
.status-failed, .status-partial { background: #fff0f2; color: var(--danger); }
.job-preview { margin: 16px 0 12px; white-space: pre-wrap; }
.target-list { display: flex; flex-wrap: wrap; gap: 7px; }
.target-chip { padding: 4px 9px; border-radius: 7px; background: #f0f1f5; color: var(--muted); font-size: 12px; }
.target-sent { background: #e7f7ef; color: var(--success); }
.target-failed { background: #fff0f2; color: var(--danger); }
.job-actions { display: flex; gap: 9px; margin-top: 17px; }
.edit-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.inline-form { display: flex; gap: 10px; }
.admin-list { display: grid; gap: 10px; }
.admin-row { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin: 0; padding: 17px 20px; }
.channel-summary { display: flex; align-items: center; justify-content: space-between; gap: 15px; }

@media (max-width: 850px) {
  .topbar { gap: 12px; flex-wrap: wrap; }
  .nav { order: 3; width: 100%; overflow-x: auto; }
  .account { margin-left: auto; }
  .schedule-layout, .edit-layout { grid-template-columns: 1fr; }
  .schedule-settings { position: static; }
  .container { margin-top: 28px; }
}

@media (max-width: 520px) {
  .container { width: min(100% - 24px, 1180px); }
  .brand { font-size: 17px; }
  .account > span { display: none; }
  .panel { padding: 19px; }
  .page-heading { align-items: flex-start; }
  .datetime-grid { grid-template-columns: 1fr; }
  .job-top { align-items: flex-start; flex-direction: column; }
  .inline-form { flex-direction: column; }
}