:root {
  --bg: #f6f7fb; --surface: #ffffff; --text: #0f172a; --text-2: #64748b; --text-3: #94a3b8;
  --border: #e5e7ef; --accent: #7c3aed; --accent-dark: #6d28d9; --accent-light: #efe9fe;
  --good: #0f9f6e; --good-bg: #e6f7f0; --warn: #d97706; --warn-bg: #fff4e0; --bad: #dc2626; --bad-bg: #fde8e8;
  --info: #2563eb; --info-bg: #e8effd;
  --shadow: 0 1px 2px rgba(15,23,42,.06), 0 1px 3px rgba(15,23,42,.06);
  --shadow-md: 0 8px 24px -8px rgba(15,23,42,.18);
  --radius: 14px;
  --series-1: #2a78d6; --series-2: #eb6834; --series-3: #1baf7a; --series-4: #eda100;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); font-size: 14px; }
a { color: var(--accent); }
h1, h2, h3, h4 { margin: 0; letter-spacing: -0.01em; }
button { font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: 14px; }

.app { display: flex; min-height: 100vh; }
.sidebar { width: 236px; background: var(--surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; position: fixed; top: 0; left: 0; bottom: 0; z-index: 50; }
.brand { padding: 22px 22px 16px; }
.brand h1 { font-size: 1.35rem; font-weight: 800; }
.brand h1 span { color: var(--accent); }
.brand p { margin: 2px 0 0; font-size: .72rem; color: var(--text-2); }
.env-pill { display: inline-block; margin-top: 8px; font-size: .65rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 3px 8px; border-radius: 999px; background: var(--warn-bg); color: var(--warn); }
.env-pill.live { background: var(--good-bg); color: var(--good); }
.nav { padding: 6px 12px; flex: 1; overflow-y: auto; }
.nav button { width: 100%; text-align: left; padding: 10px 12px; margin-bottom: 2px; border: none; border-radius: 10px; background: transparent; color: var(--text-2); font-size: .88rem; font-weight: 500; cursor: pointer; display: flex; align-items: center; gap: 10px; }
.nav button:hover { background: var(--bg); color: var(--text); }
.nav button.active { background: var(--accent-light); color: var(--accent-dark); font-weight: 600; }
.nav button .ico { width: 20px; text-align: center; font-size: 1rem; }
.nav .nav-label { font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-3); padding: 14px 12px 6px; font-weight: 600; }
.sidebar-footer { padding: 14px 18px; border-top: 1px solid var(--border); font-size: .75rem; color: var(--text-2); display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.sidebar-footer a, .sidebar-footer button { font-size: .75rem; }

.main { margin-left: 236px; flex: 1; padding: 28px 32px 60px; max-width: 1400px; width: calc(100% - 236px); }
.page { display: none; }
.page.active { display: block; }
.header { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.header h2 { font-size: 1.45rem; font-weight: 700; }
.header .sub { color: var(--text-2); font-size: .85rem; margin-top: 2px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.btn { padding: 9px 14px; border-radius: 10px; border: 1px solid transparent; font-size: .85rem; font-weight: 600; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; line-height: 1.2; white-space: nowrap; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--accent-dark); }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--bg); }
.btn-ghost { background: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--bg); color: var(--text); }
.btn-danger { background: var(--bad-bg); color: var(--bad); }
.btn-success { background: var(--good-bg); color: var(--good); }
.btn-warn { background: var(--warn-bg); color: var(--warn); }
.btn-sm { padding: 6px 10px; font-size: .78rem; border-radius: 8px; }
.btn-xs { padding: 4px 8px; font-size: .72rem; border-radius: 6px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.card + .card { margin-top: 16px; }
.card-title { font-size: .95rem; font-weight: 700; margin-bottom: 12px; display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.grid { display: grid; gap: 14px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-6 { grid-template-columns: repeat(6, 1fr); }
.mt { margin-top: 16px; } .mb { margin-bottom: 16px; }

.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); }
.stat-label { font-size: .74rem; color: var(--text-2); text-transform: uppercase; letter-spacing: .05em; font-weight: 600; }
.stat-value { font-size: 1.55rem; font-weight: 800; margin-top: 4px; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stat-sub { font-size: .76rem; color: var(--text-2); margin-top: 3px; }
.stat.accent { border-color: var(--accent-light); background: linear-gradient(135deg, #fff, var(--accent-light)); }

table { width: 100%; border-collapse: collapse; background: var(--surface); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow); }
th { text-align: left; padding: 11px 14px; font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; color: var(--text-2); background: #fafbfe; border-bottom: 1px solid var(--border); font-weight: 600; }
td { padding: 11px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; font-size: .86rem; }
tr:last-child td { border-bottom: none; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: #fafbfe; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.muted { color: var(--text-2); } .small { font-size: .78rem; } .tiny { font-size: .7rem; }
.bold { font-weight: 600; } .mono { font-variant-numeric: tabular-nums; }
.empty { padding: 36px; text-align: center; color: var(--text-2); }
.table-wrap { overflow-x: auto; }

.badge { display: inline-flex; align-items: center; gap: 5px; padding: 3px 9px; border-radius: 999px; font-size: .72rem; font-weight: 600; white-space: nowrap; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-scheduled { background: var(--info-bg); color: var(--info); }
.badge-confirmed { background: var(--good-bg); color: var(--good); }
.badge-completed { background: #ececf4; color: #4b4b63; }
.badge-cancelled { background: var(--bad-bg); color: var(--bad); }
.badge-no_show { background: var(--warn-bg); color: var(--warn); }
.badge-sent, .badge-active { background: var(--good-bg); color: var(--good); }
.badge-queued, .badge-expired { background: var(--warn-bg); color: var(--warn); }
.badge-failed { background: var(--bad-bg); color: var(--bad); }
.badge-skipped { background: #ececf4; color: #4b4b63; }
.badge-neutral { background: #ececf4; color: #4b4b63; }
.chip { display: inline-block; padding: 2px 8px; border-radius: 6px; background: var(--bg); font-size: .72rem; color: var(--text-2); border: 1px solid var(--border); }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }

.alert { padding: 11px 14px; border-radius: 10px; font-size: .85rem; display: flex; align-items: center; gap: 10px; margin-bottom: 8px; cursor: pointer; }
.alert-info { background: var(--info-bg); color: var(--info); }
.alert-warning { background: var(--warn-bg); color: var(--warn); }
.alert-serious { background: var(--bad-bg); color: var(--bad); }

.toolbar { display: flex; gap: 10px; margin-bottom: 16px; align-items: center; flex-wrap: wrap; }
.input { width: 100%; padding: 9px 12px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--text); outline: none; }
.input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-light); }
.input-sm { padding: 7px 10px; font-size: .82rem; border-radius: 8px; }
.toolbar .input { width: auto; min-width: 180px; }
textarea.input { min-height: 80px; resize: vertical; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: .78rem; font-weight: 600; margin-bottom: 5px; color: var(--text-2); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.help { font-size: .75rem; color: var(--text-2); margin-top: 4px; }
.check { display: flex; align-items: center; gap: 8px; font-size: .85rem; cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--accent); }

.tabs { display: flex; gap: 4px; margin-bottom: 16px; border-bottom: 1px solid var(--border); }
.tab { padding: 9px 14px; border: none; background: transparent; color: var(--text-2); font-weight: 600; cursor: pointer; font-size: .85rem; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tab.active { color: var(--accent-dark); border-bottom-color: var(--accent); }
.subpanel { display: none; } .subpanel.active { display: block; }
.seg { display: inline-flex; background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 3px; gap: 2px; }
.seg button { border: none; background: transparent; padding: 6px 12px; border-radius: 8px; font-size: .8rem; font-weight: 600; color: var(--text-2); cursor: pointer; }
.seg button.active { background: var(--surface); color: var(--text); box-shadow: var(--shadow); }

/* Modals & drawer */
.modal-overlay { position: fixed; inset: 0; background: rgba(15,23,42,.45); display: none; align-items: center; justify-content: center; z-index: 230; padding: 16px; }
.modal-overlay.active { display: flex; }
.modal { background: var(--surface); border-radius: 18px; width: 100%; max-width: 560px; max-height: 92vh; display: flex; flex-direction: column; box-shadow: var(--shadow-md); }
.modal.wide { max-width: 760px; }
.modal-header { padding: 18px 22px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.modal-header h3 { font-size: 1.05rem; font-weight: 700; }
.modal-body { padding: 20px 22px; overflow-y: auto; }
.modal-footer { padding: 14px 22px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; flex-wrap: wrap; }
.modal-footer .left { margin-right: auto; display: flex; gap: 8px; }
.close-btn { background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--text-2); line-height: 1; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: 460px; max-width: 100%; background: var(--surface); box-shadow: var(--shadow-md); z-index: 210; transform: translateX(100%); transition: transform .22s ease; display: flex; flex-direction: column; }
.drawer.active { transform: translateX(0); }
.drawer-backdrop { position: fixed; inset: 0; background: rgba(15,23,42,.3); z-index: 205; display: none; }
.drawer-backdrop.active { display: block; }
.kv { display: grid; grid-template-columns: 120px 1fr; gap: 6px 12px; font-size: .86rem; }
.kv dt { color: var(--text-2); } .kv dd { margin: 0; font-weight: 500; }
.toast { position: fixed; bottom: 24px; right: 24px; background: var(--text); color: #fff; padding: 13px 18px; border-radius: 12px; box-shadow: var(--shadow-md); z-index: 400; transform: translateY(140%); transition: transform .25s; max-width: 380px; font-size: .88rem; }
.toast.show { transform: translateY(0); }
.toast.error { background: var(--bad); }

/* Slot picker */
.slots { display: flex; flex-wrap: wrap; gap: 6px; max-height: 180px; overflow-y: auto; padding: 2px; }
.slot { padding: 7px 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); font-size: .8rem; cursor: pointer; font-weight: 500; }
.slot:hover { border-color: var(--accent); }
.slot.selected { background: var(--accent); color: #fff; border-color: var(--accent); }
.slot.taken { opacity: .4; cursor: not-allowed; text-decoration: line-through; }

/* Calendar */
.cal-toolbar { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.cal-toolbar .title { font-weight: 700; font-size: 1rem; min-width: 220px; }
.cal { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: auto; max-height: calc(100vh - 220px); box-shadow: var(--shadow); position: relative; }
.cal-grid { display: grid; grid-template-columns: 60px repeat(var(--cols, 7), minmax(130px, 1fr)); min-width: 100%; }
.cal-head { position: sticky; top: 0; z-index: 3; background: var(--surface); border-bottom: 1px solid var(--border); padding: 10px 8px; text-align: center; font-size: .78rem; font-weight: 600; color: var(--text-2); }
.cal-head.today { color: var(--accent-dark); }
.cal-head .d { font-size: 1.15rem; font-weight: 800; color: var(--text); display: block; }
.cal-head.today .d { color: var(--accent); }
.cal-head.closed { color: var(--text-3); }
.cal-time { font-size: .68rem; color: var(--text-3); text-align: right; padding: 0 8px 0 0; height: var(--row, 28px); border-top: 1px solid transparent; transform: translateY(-7px); }
.cal-col { position: relative; border-left: 1px solid var(--border); }
.cal-row { height: var(--row, 28px); border-top: 1px solid #f0f1f6; }
.cal-row.hour { border-top-color: var(--border); }
.cal-row.closed { background: repeating-linear-gradient(135deg, #f8f8fb 0 6px, #f1f1f6 6px 12px); }
.cal-row:hover { background: var(--accent-light); cursor: pointer; }
.cal-ev { position: absolute; left: 3px; right: 3px; border-radius: 7px; padding: 3px 7px; font-size: .72rem; color: #fff; overflow: hidden; cursor: pointer; box-shadow: 0 1px 2px rgba(0,0,0,.15); border-left: 3px solid rgba(0,0,0,.25); line-height: 1.3; z-index: 2; display: flex; flex-direction: column; justify-content: center; }
.cal-ev:hover { filter: brightness(1.08); z-index: 4; }
.cal-ev strong, .cal-ev .dt { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; padding-right: 18px; }
.cal-ev strong { font-weight: 700; }
.cal-ev strong em { font-style: normal; font-weight: 500; opacity: .9; }
.cal-ev .dt { opacity: .92; }
.cal-ev.short { padding: 0 7px; }
.cal-ev.short .dt { display: none; }
.cal-ev.cancelled { opacity: .45; text-decoration: line-through; }
.cal-ev.completed { opacity: .75; }
.cal-ev .st { position: absolute; top: 3px; right: 6px; font-size: .62rem; opacity: .9; }
.cal-ev.short .st { top: 50%; transform: translateY(-50%); }
.cal-block { position: absolute; left: 3px; right: 3px; border-radius: 7px; background: repeating-linear-gradient(135deg, #e3e4ec 0 6px, #d6d7e2 6px 12px); color: #4b4b63; font-size: .7rem; padding: 4px 7px; z-index: 1; cursor: pointer; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.cal-now { position: absolute; left: 0; right: 0; height: 2px; background: var(--bad); z-index: 3; pointer-events: none; }
.cal-now::before { content: ""; position: absolute; left: -4px; top: -3px; width: 8px; height: 8px; border-radius: 50%; background: var(--bad); }
.agenda-day { font-size: .78rem; font-weight: 700; color: var(--text-2); text-transform: uppercase; letter-spacing: .05em; margin: 16px 0 8px; }

/* Charts */
.chart { position: relative; width: 100%; }
.chart svg { width: 100%; height: auto; display: block; }
.chart .bar { cursor: pointer; }
.chart .bar:hover { opacity: .85; }
.chart .axis { stroke: var(--border); stroke-width: 1; }
.chart .lbl { font-size: 10px; fill: var(--text-2); font-family: inherit; }
.chart .val { font-size: 10px; fill: var(--text); font-weight: 600; }
.chart-tip { position: absolute; pointer-events: none; background: var(--text); color: #fff; font-size: .75rem; padding: 6px 9px; border-radius: 8px; white-space: nowrap; transform: translate(-50%, -110%); display: none; z-index: 5; }
.hbar { display: grid; grid-template-columns: 130px 1fr 90px; gap: 10px; align-items: center; font-size: .82rem; padding: 5px 0; }
.hbar .track { height: 10px; background: var(--bg); border-radius: 999px; overflow: hidden; }
.hbar .fill { height: 100%; border-radius: 999px; }
.hbar .v { text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: .76rem; color: var(--text-2); margin-top: 8px; }
.legend span::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 3px; background: var(--c); margin-right: 5px; vertical-align: -1px; }

/* Login */
.login-overlay { position: fixed; inset: 0; background: var(--bg); z-index: 500; display: none; align-items: center; justify-content: center; }
.login-overlay.active { display: flex; }
.login-card { background: var(--surface); border-radius: 20px; padding: 36px; width: 100%; max-width: 380px; box-shadow: var(--shadow-md); border: 1px solid var(--border); }
.login-card h1 { font-size: 1.6rem; font-weight: 800; margin-bottom: 4px; }
.login-card h1 span { color: var(--accent); }

.toggle { position: relative; display: inline-block; width: 42px; height: 24px; flex-shrink: 0; }
.toggle input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; inset: 0; background: #cbd5e1; border-radius: 24px; transition: .2s; }
.slider:before { position: absolute; content: ""; height: 18px; width: 18px; left: 3px; bottom: 3px; background: #fff; border-radius: 50%; transition: .2s; }
.toggle input:checked + .slider { background: var(--accent); }
.toggle input:checked + .slider:before { transform: translateX(18px); }
.setting-row { display: flex; justify-content: space-between; align-items: center; padding: 13px 0; border-bottom: 1px solid var(--border); gap: 16px; }
.setting-row:last-child { border-bottom: none; }
.setting-row p { margin: 3px 0 0; color: var(--text-2); font-size: .8rem; }
.hours-row { display: grid; grid-template-columns: 110px 1fr 20px 1fr 90px; gap: 10px; align-items: center; padding: 6px 0; }
.progress { height: 8px; background: var(--bg); border-radius: 999px; overflow: hidden; }
.progress > div { height: 100%; background: var(--accent); border-radius: 999px; }

@media (max-width: 900px) {
  .sidebar { width: 100%; top: auto; bottom: 0; height: 62px; flex-direction: row; border-right: none; border-top: 1px solid var(--border); }
  .brand, .sidebar-footer, .nav .nav-label { display: none; }
  .nav { display: flex; width: 100%; padding: 4px; justify-content: space-around; overflow-x: auto; }
  .nav button { width: auto; flex-direction: column; padding: 6px 8px; font-size: .6rem; gap: 2px; margin: 0; }
  .main { margin-left: 0; width: 100%; padding: 16px; padding-bottom: 90px; }
  .grid-4, .grid-6, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .drawer { width: 100%; }
  .kv { grid-template-columns: 100px 1fr; }
  .hours-row { grid-template-columns: 80px 1fr 12px 1fr 70px; }
}