/* =========================================================================
   Notification Hub — admin design system (Phase 5)
   One stylesheet, both directions. Latin uses the system stack; Persian uses
   the locally-vendored Vazirmatn. Layout is written with logical properties
   so RTL and LTR need no separate rules.
   ========================================================================= */

@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/vazirmatn/Vazirmatn-400.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/vazirmatn/Vazirmatn-500.woff2") format("woff2");
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/vazirmatn/Vazirmatn-600.woff2") format("woff2");
  font-weight: 600; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Vazirmatn";
  src: url("../fonts/vazirmatn/Vazirmatn-700.woff2") format("woff2");
  font-weight: 700; font-style: normal; font-display: swap;
}

:root {
  --font-latin: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-fa: "Vazirmatn", "Segoe UI", Tahoma, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Code", "Consolas", monospace;
  --font: var(--font-latin);

  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-2: #eef1f5;
  --sidebar: #0f1620;
  --sidebar-ink: #aeb7c4;
  --sidebar-ink-dim: #7c8593;

  --ink: #141a22;
  --ink-2: #3d4757;
  --muted: #6d7787;
  --line: #e3e7ec;
  --line-strong: #d2d8df;

  --brand: #126e78;
  --brand-ink: #0b4f57;
  --brand-wash: #e4f1f1;

  --ok: #2f7d54;      --ok-wash: #e5f2ea;
  --warn: #9a6714;    --warn-wash: #faf0dd;
  --danger: #b83c35;  --danger-wash: #fae8e6;
  --info: #1f5f8b;    --info-wash: #e5eef5;

  --radius: 10px;
  --radius-sm: 7px;
  --shadow-sm: 0 1px 2px rgba(20, 26, 34, 0.06), 0 1px 3px rgba(20, 26, 34, 0.04);
  --shadow-md: 0 4px 12px rgba(20, 26, 34, 0.08);

  /* Bootstrap 5.3 theming */
  --bs-primary: var(--brand);
  --bs-primary-rgb: 18, 110, 120;
  --bs-link-color: var(--brand-ink);
  --bs-link-hover-color: var(--brand);
  --bs-body-color: var(--ink);
  --bs-body-bg: var(--bg);
  --bs-border-color: var(--line);
  --bs-border-radius: var(--radius-sm);
  --bs-font-sans-serif: var(--font);
}

html[lang="fa"] { --font: var(--font-fa); }

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

[dir="rtl"] body { line-height: 1.7; }

a { color: var(--brand-ink); text-underline-offset: 2px; }
a:hover { color: var(--brand); }

.mono {
  font-family: var(--font-mono);
  font-size: 0.86em;
  direction: ltr;
  unicode-bidi: isolate;
  display: inline-block;
}
.muted { color: var(--muted); }

/* ---------- app shell ---------- */

.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 244px; flex: 0 0 244px;
  background: var(--sidebar);
  color: var(--sidebar-ink);
  position: sticky; top: 0; height: 100vh;
  overflow-y: auto;
  padding-block: 1.1rem 2rem;
  display: flex; flex-direction: column;
}
.sidebar-brand {
  display: flex; align-items: center; gap: 0.6rem;
  color: #fff; font-weight: 700; font-size: 1.02rem;
  padding-inline: 1.3rem; padding-block-end: 1.2rem;
  letter-spacing: -0.01em;
}
.sidebar-brand .bi { color: var(--brand); font-size: 1.35rem; }

.nav-group { margin-block-start: 1.1rem; }
.nav-group-label {
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.09em;
  text-transform: uppercase; color: var(--sidebar-ink-dim);
  padding-inline: 1.3rem; margin-block-end: 0.35rem;
}
html[lang="fa"] .nav-group-label { letter-spacing: 0; font-size: 0.74rem; }

.sidebar-nav { display: flex; flex-direction: column; gap: 1px; }
.sidebar-nav a {
  display: flex; align-items: center; gap: 0.7rem;
  color: var(--sidebar-ink); text-decoration: none;
  padding: 0.55rem 1.3rem;
  border-inline-start: 2.5px solid transparent;
  font-size: 0.92rem;
  transition: background-color 0.12s ease, color 0.12s ease;
}
.sidebar-nav a .bi { font-size: 1.05rem; width: 1.2rem; text-align: center; opacity: 0.85; }
.sidebar-nav a:hover { background: rgba(255, 255, 255, 0.05); color: #fff; }
.sidebar-nav a.active {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-inline-start-color: var(--brand);
}
.sidebar-nav a.active .bi { opacity: 1; color: #4fb3bd; }

.app-main { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 1rem;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(6px);
  border-block-end: 1px solid var(--line);
  padding: 0.7rem clamp(1rem, 3vw, 1.75rem);
}
.topbar-title { font-weight: 600; font-size: 1.02rem; }
.topbar-spacer { flex: 1 1 auto; }
.topbar-actions { display: flex; align-items: center; gap: 0.6rem; }
.topbar-user { color: var(--muted); font-size: 0.88rem; display: inline-flex; align-items: center; gap: 0.4rem; }

.lang-switch {
  display: inline-flex; border: 1px solid var(--line-strong);
  border-radius: 999px; overflow: hidden; background: var(--surface);
}
.lang-switch button {
  border: 0; background: transparent; color: var(--muted);
  font: inherit; font-size: 0.8rem; font-weight: 600;
  padding: 0.28rem 0.7rem; cursor: pointer; line-height: 1.4;
}
.lang-switch button.active { background: var(--brand); color: #fff; }

.app-content { padding: clamp(1rem, 3vw, 1.75rem); max-width: 1200px; width: 100%; }

/* ---------- auth ---------- */

.auth-shell {
  min-height: 100vh; display: grid; place-items: center;
  padding: 2rem 1rem;
  background:
    radial-gradient(120% 90% at 100% 0%, var(--brand-wash), transparent 55%),
    var(--bg);
}
.auth-card {
  width: 100%; max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 2.1rem;
}
.auth-brand { display: flex; align-items: center; gap: 0.55rem; font-weight: 700; font-size: 1.15rem; margin-block-end: 0.15rem; }
.auth-brand .bi { color: var(--brand); font-size: 1.4rem; }

/* ---------- page primitives ---------- */

.page-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap; margin-block-end: 1.35rem;
}
.page-head h1 { font-size: 1.4rem; font-weight: 600; margin: 0; letter-spacing: -0.01em; }
.page-head .subtitle { color: var(--muted); font-size: 0.9rem; margin-block-start: 0.15rem; }
.page-head .actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

h2.section { font-size: 1.05rem; font-weight: 600; margin: 1.9rem 0 0.7rem; }

.toolbar, .filter-bar {
  display: flex; flex-wrap: wrap; gap: 0.55rem; align-items: end;
  margin-block-end: 1rem;
}
.toolbar .form-control, .toolbar .form-select,
.filter-bar .form-control, .filter-bar .form-select { min-width: 150px; }

/* compatibility aliases for earlier markup */
.secret-once { background: var(--warn-wash); border: 1px solid color-mix(in srgb, var(--warn) 35%, var(--line)); border-radius: var(--radius-sm); padding: 1rem 1.1rem; }
.secret-once code, .secret-box code { background: rgba(0,0,0,0.06); padding: 0.15em 0.4em; border-radius: 4px; font-family: var(--font-mono); }

/* one-time credential rows: the values are Latin identifiers, so lay them out
   left-to-right and left-aligned regardless of the page direction. */
.secret-once .cred-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  direction: ltr;
  justify-content: flex-start;
  text-align: start;
  margin-top: 0.35rem;
}
.secret-once .cred-row .cred-label { min-width: 5.5rem; }
.secret-once .cred-row code { word-break: break-all; }

.copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  background: var(--surface);
  color: inherit;
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  cursor: pointer;
  line-height: 1;
  vertical-align: middle;
  margin-inline-start: 0.35rem;
}
.copy-btn:hover { background: rgba(0,0,0,0.06); }
.copy-btn.is-copied { color: var(--ok); border-color: currentColor; }

/* row-number column in list tables */
th.col-rownum { width: 2.5rem; text-align: end; white-space: nowrap; }
td:first-child.muted { font-variant-numeric: tabular-nums; }
h2.h5 { font-size: 1.02rem; font-weight: 600; margin: 1.9rem 0 0.7rem; }
.page-head .d-flex.gap-2 { flex-wrap: wrap; }

/* ---------- cards & tables ---------- */

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.card-header {
  font-weight: 600; font-size: 0.92rem;
  background: transparent; border-block-end: 1px solid var(--line);
  padding: 0.8rem 1.1rem;
}

.table { margin: 0; color: var(--ink); }
.table > thead > tr > th {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--muted);
  background: var(--surface-2);
  border-block-end: 1px solid var(--line);
  padding: 0.6rem 0.95rem; white-space: nowrap;
}
html[lang="fa"] .table > thead > tr > th { letter-spacing: 0; font-size: 0.78rem; }
.table > tbody > tr > td { padding: 0.7rem 0.95rem; border-block-end: 1px solid var(--line); vertical-align: middle; }
.table > tbody > tr:last-child > td { border-block-end: 0; }
.table > tbody > tr:hover { background: color-mix(in srgb, var(--brand-wash) 40%, transparent); }
.card > .table:first-child > thead > tr > th:first-child { border-start-start-radius: var(--radius); }
.card > .table:first-child > thead > tr > th:last-child { border-start-end-radius: var(--radius); }

.num { font-variant-numeric: tabular-nums; }

/* ---------- status pills ---------- */

.badge {
  font-weight: 600; font-size: 0.74rem; letter-spacing: 0;
  padding: 0.3em 0.6em; border-radius: 999px;
}
.badge.bg-success   { background: var(--ok-wash) !important;     color: var(--ok) !important; }
.badge.bg-warning   { background: var(--warn-wash) !important;   color: var(--warn) !important; }
.badge.bg-danger    { background: var(--danger-wash) !important; color: var(--danger) !important; }
.badge.bg-secondary { background: var(--surface-2) !important;   color: var(--ink-2) !important; }
.badge.bg-light     { background: var(--surface-2) !important;   color: var(--muted) !important; }

/* ---------- stat cards ---------- */

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(168px, 1fr)); gap: 0.9rem; margin-block-end: 1.6rem; }
.stat {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1rem 1.1rem; box-shadow: var(--shadow-sm);
}
.stat .stat-icon {
  width: 2rem; height: 2rem; border-radius: 8px;
  display: inline-grid; place-items: center; font-size: 1rem;
  background: var(--brand-wash); color: var(--brand-ink); margin-block-end: 0.6rem;
}
.stat .value { font-size: 1.65rem; font-weight: 700; line-height: 1.1; font-variant-numeric: tabular-nums; }
.stat .label { color: var(--muted); font-size: 0.8rem; margin-block-start: 0.15rem; }
.stat.is-danger .stat-icon { background: var(--danger-wash); color: var(--danger); }
.stat.is-warn .stat-icon { background: var(--warn-wash); color: var(--warn); }
.stat.is-ok .stat-icon { background: var(--ok-wash); color: var(--ok); }

/* ---------- buttons ---------- */

.btn { font-weight: 500; border-radius: var(--radius-sm); }
.btn-primary { background: var(--brand); border-color: var(--brand); }
.btn-primary:hover { background: var(--brand-ink); border-color: var(--brand-ink); }
.btn-outline-secondary { color: var(--ink-2); border-color: var(--line-strong); }
.btn-outline-secondary:hover { background: var(--surface-2); color: var(--ink); border-color: var(--line-strong); }
.btn .bi { font-size: 0.95em; vertical-align: -0.06em; }
.btn-sm { font-size: 0.82rem; }

/* ---------- forms ---------- */

.form-label { font-weight: 500; font-size: 0.88rem; margin-block-end: 0.3rem; }
.form-control, .form-select {
  border-color: var(--line-strong); border-radius: var(--radius-sm);
  font-size: 0.92rem; padding: 0.42rem 0.7rem;
}
.form-control:focus, .form-select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 18%, transparent);
}
.form-text { font-size: 0.8rem; color: var(--muted); }
.form-check-input:checked { background-color: var(--brand); border-color: var(--brand); }

dl.detail { display: grid; grid-template-columns: max-content 1fr; gap: 0.5rem 1.2rem; margin: 0; }
dl.detail dt { color: var(--muted); font-weight: 500; font-size: 0.88rem; }
dl.detail dd { margin: 0; }

/* ---------- misc ---------- */

.empty {
  text-align: center; padding: 2.5rem 1rem; color: var(--muted);
}
.empty .bi { font-size: 1.9rem; display: block; margin-block-end: 0.5rem; opacity: 0.5; }

.secret-box {
  background: var(--warn-wash);
  border: 1px solid color-mix(in srgb, var(--warn) 35%, var(--line));
  border-radius: var(--radius-sm); padding: 1rem 1.1rem; margin-block-end: 1.1rem;
}
.secret-box code { background: rgba(0,0,0,0.05); padding: 0.15em 0.4em; border-radius: 4px; }

.alert { border: 0; border-radius: var(--radius-sm); font-size: 0.92rem; }
.alert-success { background: var(--ok-wash); color: var(--ok); }
.alert-danger  { background: var(--danger-wash); color: var(--danger); }
.alert-warning { background: var(--warn-wash); color: var(--warn); }
.alert-info    { background: var(--info-wash); color: var(--info); }

.pager {
  display: flex; align-items: center; justify-content: space-between;
  margin-block-start: 0.9rem; gap: 1rem;
}
.pager .btn-group .btn { min-width: 2.3rem; }

/* directional icons flip in RTL */
[dir="rtl"] .bi-chevron-left::before { content: "\f284"; }   /* chevron-right glyph */
[dir="rtl"] .bi-chevron-right::before { content: "\f27f"; }  /* chevron-left glyph */
[dir="rtl"] .bi-arrow-right::before { content: "\f12f"; }
[dir="rtl"] .bi-box-arrow-right { transform: scaleX(-1); }

/* mobile */
.sidebar-toggle { display: none; }
@media (max-width: 900px) {
  .sidebar {
    position: fixed; inset-block: 0; inset-inline-start: 0; z-index: 1050;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: var(--shadow-md);
  }
  [dir="rtl"] .sidebar { transform: translateX(100%); }
  body.nav-open .sidebar { transform: translateX(0); }
  .sidebar-toggle { display: inline-grid; }
  body.nav-open::after {
    content: ""; position: fixed; inset: 0; background: rgba(0,0,0,0.35); z-index: 1040;
  }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

/* =========================================================================
   Phase 8 — visual refresh. Later rules, layered on top of the Phase 5 base:
   richer surfaces, card-framed tables with zebra rows and a sticky tinted
   head, coloured status pills, and a little more depth throughout.
   ========================================================================= */

:root {
  --bg: #eef1f5;
  --surface: #ffffff;
  --surface-2: #f1f4f8;
  --line: #e6eaf0;
  --line-strong: #d3dae3;
  --sidebar: #0d1420;
  --brand-2: #17909c;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, .05), 0 2px 6px rgba(16, 24, 40, .04);
  --shadow-md: 0 6px 20px rgba(16, 24, 40, .10);
  --shadow-lg: 0 16px 40px rgba(16, 24, 40, .14);
}

body {
  background:
    radial-gradient(60rem 40rem at 100% -10%, rgba(23, 144, 156, .10), transparent 60%),
    radial-gradient(50rem 40rem at -10% 0%, rgba(18, 110, 120, .07), transparent 55%),
    var(--bg);
  background-attachment: fixed;
}

/* ---- sidebar ---- */
.sidebar {
  background: linear-gradient(180deg, #101a29, var(--sidebar));
  border-inline-end: 1px solid rgba(255, 255, 255, .05);
}
.sidebar-brand .bi {
  background: linear-gradient(135deg, var(--brand-2), var(--brand));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.sidebar-nav a { border-inline-start: 0; border-radius: 9px; margin-inline: .6rem; padding-inline: .8rem; }
.sidebar-nav a.active {
  background: linear-gradient(90deg, color-mix(in srgb, var(--brand) 42%, transparent), color-mix(in srgb, var(--brand) 14%, transparent));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .06);
}
.sidebar-nav a.active .bi { color: #6fd0d9; }

/* ---- topbar ---- */
.topbar {
  background: color-mix(in srgb, var(--surface) 85%, transparent);
  backdrop-filter: blur(10px) saturate(1.4);
}

/* ---- page head ---- */
.page-head {
  padding-block-end: 1rem;
  border-block-end: 1px solid var(--line);
  align-items: center;
}
.page-head h1 { font-size: 1.5rem; letter-spacing: -0.02em; }

/* ---- filter / toolbar as a panel ---- */
.filter-bar, .toolbar {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: .8rem .9rem;
  align-items: center;
}
.filter-bar .btn, .toolbar .btn { align-self: stretch; }

/* ---- cards ---- */
.card { border-radius: var(--radius); box-shadow: var(--shadow-sm); overflow: hidden; }
.card:hover { box-shadow: var(--shadow-md); }
.card-header { background: var(--surface-2); }

/* ---- tables ---- */
.card > .table,
.card > .table-responsive > .table { margin: 0; }

.table > thead > tr > th {
  position: sticky; top: 0; z-index: 2;
  background: linear-gradient(180deg, var(--surface-2), color-mix(in srgb, var(--surface-2) 70%, var(--surface)));
  border-block-end: 1px solid var(--line-strong);
  padding-block: .7rem;
}
.table > thead > tr > th:first-child { padding-inline-start: 1.15rem; }
.table > thead > tr > th:last-child  { padding-inline-end: 1.15rem; }

.table > tbody > tr { transition: background-color .12s ease, box-shadow .12s ease; }
.table > tbody > tr:nth-child(even) > td { background: color-mix(in srgb, var(--surface-2) 45%, transparent); }
.table > tbody > tr > td { border-block-end: 1px solid var(--line); padding-block: .72rem; }
.table > tbody > tr > td:first-child { padding-inline-start: 1.15rem; }
.table > tbody > tr > td:last-child  { padding-inline-end: 1.15rem; }
.table > tbody > tr:hover > td {
  background: color-mix(in srgb, var(--brand-wash) 55%, transparent);
}
.table.table-clickable > tbody > tr[data-href] { cursor: pointer; }
.table > tbody > tr > td a { font-weight: 600; text-decoration: none; }
.table > tbody > tr > td a:hover { text-decoration: underline; }
.table td.muted, .table td .small { color: var(--muted); }
/* `.mono` is also used directly on <td>; keep those as real table cells. */
td.mono, th.mono { display: table-cell; }
td.mono { font-family: var(--font-mono); font-size: .86em; direction: ltr; unicode-bidi: isolate; }

/* ---- status pills ---- */
.badge {
  padding: .34em .7em;
  border: 1px solid transparent;
  text-transform: none;
}
.badge.bg-primary   { background: var(--info-wash) !important;   color: var(--info) !important;   border-color: color-mix(in srgb, var(--info) 22%, transparent); }
.badge.bg-success   { border-color: color-mix(in srgb, var(--ok) 22%, transparent); }
.badge.bg-warning   { border-color: color-mix(in srgb, var(--warn) 24%, transparent); }
.badge.bg-danger    { border-color: color-mix(in srgb, var(--danger) 22%, transparent); }
.badge.bg-dark      { background: #e7e9ee !important; color: #3a4251 !important; border-color: #d3d8e0; }
.badge.bg-secondary { border-color: var(--line-strong); }
.badge.text-dark    { color: var(--warn) !important; }

/* ---- stat cards ---- */
.stat { position: relative; overflow: hidden; transition: transform .12s ease, box-shadow .12s ease; }
.stat::before {
  content: ""; position: absolute; inset-block-start: 0; inset-inline: 0; height: 3px;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
}
.stat.is-danger::before { background: linear-gradient(90deg, var(--danger), #d98a84); }
.stat.is-warn::before   { background: linear-gradient(90deg, var(--warn), #d8b06a); }
.stat.is-ok::before     { background: linear-gradient(90deg, var(--ok), #7bbf9b); }
.stat:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.stat .value { font-size: 1.8rem; letter-spacing: -0.02em; }

/* ---- buttons ---- */
.btn { border-radius: 999px; padding-inline: 1rem; }
.btn-sm { padding-inline: .8rem; }
.btn-primary { box-shadow: 0 2px 8px color-mix(in srgb, var(--brand) 35%, transparent); }
.btn-primary:hover { box-shadow: 0 4px 14px color-mix(in srgb, var(--brand) 42%, transparent); }
.page-head .btn-toolbar .btn, .page-head .actions .btn { border-radius: 999px; }

/* ---- pager ---- */
.pager .btn-group .btn { border-radius: 999px !important; margin-inline: 2px; min-width: 2.4rem; }
.pager .btn-group { display: inline-flex; gap: 2px; }

/* ---- jalali datepicker: match the app's look ---- */
.datepicker-plot-area {
  border: 1px solid var(--line-strong) !important;
  border-radius: var(--radius-sm) !important;
  box-shadow: var(--shadow-lg) !important;
  font-family: var(--font) !important;
  z-index: 1080 !important;
}
.datepicker-plot-area .datepicker-navigator .pwt-btn:hover,
.datepicker-plot-area .table-days td:not(.disabled):hover span {
  background: var(--brand-wash) !important; color: var(--brand-ink) !important;
}
.datepicker-plot-area .table-days td.selected span,
.datepicker-plot-area .datepicker-day-view .table-days td.today span {
  background: var(--brand) !important; color: #fff !important;
}

@media (max-width: 900px) {
  .table > thead > tr > th { position: static; }
}