/* ==========================================================================
   TexERP — Design System (tokens, shell, layout)
   Bootstrap 5.3 base + custom theme. Theme colour is driven by Settings
   (--erp-primary is overwritten at runtime by assets/js/boot.js).
   ========================================================================== */

:root {
  /* brand */
  --erp-primary: #4f46e5;
  --erp-primary-rgb: 79, 70, 229;
  --erp-primary-600: color-mix(in srgb, var(--erp-primary) 88%, #000);
  --erp-primary-700: color-mix(in srgb, var(--erp-primary) 74%, #000);
  --erp-primary-soft: color-mix(in srgb, var(--erp-primary) 10%, var(--erp-surface));
  --erp-primary-softer: color-mix(in srgb, var(--erp-primary) 5%, var(--erp-surface));
  --erp-accent: #f59e0b;

  /* surfaces */
  --erp-bg: #f3f4fa;
  --erp-surface: #ffffff;
  --erp-surface-2: #f8f9fd;
  --erp-surface-3: #eef0f8;
  --erp-hover: #f5f6fd;
  --erp-border: #e5e8f1;
  --erp-border-strong: #d3d8e6;

  /* text */
  --erp-text: #1a2033;
  --erp-text-2: #475069;
  --erp-muted: #7a839a;

  /* geometry */
  --erp-radius-sm: 8px;
  --erp-radius: 12px;
  --erp-radius-lg: 18px;
  --erp-sidebar-w: 272px;
  --erp-sidebar-w-collapsed: 80px;
  --erp-topbar-h: 66px;

  /* depth */
  --erp-shadow-xs: 0 1px 2px rgba(20, 28, 58, .05);
  --erp-shadow-sm: 0 1px 3px rgba(20, 28, 58, .07), 0 1px 2px rgba(20, 28, 58, .04);
  --erp-shadow-md: 0 10px 28px -8px rgba(20, 28, 58, .14), 0 3px 8px rgba(20, 28, 58, .05);
  --erp-shadow-lg: 0 28px 60px -14px rgba(20, 28, 58, .28);

  /* sidebar (dark by default) */
  --erp-sb-bg: #0d1224;
  --erp-sb-bg-2: #121936;
  --erp-sb-text: #a4aecb;
  --erp-sb-text-hover: #ffffff;
  --erp-sb-muted: #5d688c;
  --erp-sb-border: rgba(255, 255, 255, .07);
  --erp-sb-hover: rgba(255, 255, 255, .06);
  --erp-sb-active-bg: rgba(var(--erp-primary-rgb), .26);

  /* tones (semantic colours) */
  --c-primary: var(--erp-primary);
  --c-success: #12a05c;
  --c-warning: #e08a00;
  --c-danger: #e0364a;
  --c-info: #0d8fe0;
  --c-secondary: #6b7590;
  --c-purple: #7c3aed;
  --c-teal: #0d9488;
  --c-pink: #db2777;
  --c-orange: #ea580c;
  --tone-text-pct: 82%;
  --tone-mix: #000;

  /* fonts */
  --erp-font: 'Inter Variable', 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --erp-font-head: 'Plus Jakarta Sans Variable', 'Inter Variable', system-ui, sans-serif;

  /* bootstrap bridge */
  --bs-body-font-family: var(--erp-font);
  --bs-body-font-size: .875rem;
  --bs-body-color: var(--erp-text);
  --bs-body-bg: var(--erp-bg);
  --bs-primary: var(--erp-primary);
  --bs-primary-rgb: var(--erp-primary-rgb);
  --bs-link-color: var(--erp-primary);
  --bs-link-color-rgb: var(--erp-primary-rgb);
  --bs-link-hover-color: var(--erp-primary-700);
  --bs-border-color: var(--erp-border);
  --bs-border-radius: 10px;
  --bs-border-radius-sm: 8px;
  --bs-border-radius-lg: 14px;
  --bs-secondary-color: var(--erp-muted);
  --bs-heading-color: var(--erp-text);
  --bs-success: var(--c-success);
  --bs-warning: var(--c-warning);
  --bs-danger: var(--c-danger);
  --bs-info: var(--c-info);
  color-scheme: light;
}

[data-bs-theme="dark"] {
  --erp-bg: #0b0f1d;
  --erp-surface: #141a2e;
  --erp-surface-2: #181f37;
  --erp-surface-3: #1e2642;
  --erp-hover: #1a2240;
  --erp-border: #252d4a;
  --erp-border-strong: #313b5e;
  --erp-text: #e7eaf6;
  --erp-text-2: #b3bbd6;
  --erp-muted: #818bab;
  --erp-shadow-xs: 0 1px 2px rgba(0, 0, 0, .3);
  --erp-shadow-sm: 0 1px 3px rgba(0, 0, 0, .4);
  --erp-shadow-md: 0 12px 30px -8px rgba(0, 0, 0, .55);
  --erp-shadow-lg: 0 30px 60px -14px rgba(0, 0, 0, .7);
  --erp-sb-bg: #0a0e1c;
  --erp-sb-bg-2: #0e1428;
  --tone-text-pct: 62%;
  --tone-mix: #fff;
  --bs-body-bg: var(--erp-bg);
  --bs-body-color: var(--erp-text);
  --bs-border-color: var(--erp-border);
  color-scheme: dark;
}

/* sidebar variants (Settings → Appearance) */
[data-sidebar="light"] {
  --erp-sb-bg: #ffffff;
  --erp-sb-bg-2: #f8f9fd;
  --erp-sb-text: #55607c;
  --erp-sb-text-hover: var(--erp-primary);
  --erp-sb-muted: #9aa3ba;
  --erp-sb-border: #e8ebf3;
  --erp-sb-hover: #f2f4fb;
  --erp-sb-active-bg: color-mix(in srgb, var(--erp-primary) 11%, #fff);
}
[data-sidebar="light"] .sb-link.active, [data-sidebar="light"] .sb-sublink.active, [data-sidebar="light"] .sb-item.open > .sb-link.has-active, [data-sidebar="light"] .sb-link:hover, [data-sidebar="light"] .sb-sublink:hover { color: var(--erp-primary) !important; }
[data-sidebar="light"] .sb-brand-name { color: var(--erp-text); }
[data-sidebar="brand"] {
  --erp-sb-bg: color-mix(in srgb, var(--erp-primary) 82%, #000);
  --erp-sb-bg-2: color-mix(in srgb, var(--erp-primary) 70%, #000);
  --erp-sb-text: rgba(255, 255, 255, .72);
  --erp-sb-muted: rgba(255, 255, 255, .45);
  --erp-sb-border: rgba(255, 255, 255, .12);
  --erp-sb-hover: rgba(255, 255, 255, .1);
  --erp-sb-active-bg: rgba(255, 255, 255, .2);
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--erp-font);
  font-size: .875rem;
  line-height: 1.5;
  color: var(--erp-text);
  background: var(--erp-bg);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'cv11', 'ss01', 'tnum';
  margin: 0;
}
html.erp-loading body { opacity: 0; }
html.erp-ready body { opacity: 1; transition: opacity .25s ease; }
h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 { font-family: var(--erp-font-head); font-weight: 700; letter-spacing: -.01em; color: var(--erp-text); }
a { text-decoration: none; }
::selection { background: rgba(var(--erp-primary-rgb), .22); }
.text-muted, .text-body-secondary { color: var(--erp-muted) !important; }
.text-primary { color: var(--erp-primary) !important; }
.bg-primary { background-color: var(--erp-primary) !important; }
.fw-600 { font-weight: 600; } .fw-700 { font-weight: 700; }
.fs-11 { font-size: 11px; } .fs-12 { font-size: 12px; } .fs-13 { font-size: 13px; }
.num, .text-num { font-variant-numeric: tabular-nums; }
.cursor-pointer { cursor: pointer; }
.min-w-0 { min-width: 0; }

/* scrollbars */
* { scrollbar-width: thin; scrollbar-color: var(--erp-border-strong) transparent; }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: var(--erp-border-strong); border-radius: 9px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: var(--erp-muted); background-clip: content-box; border: 2px solid transparent; }

/* ---------- tones ---------- */
.b-primary { --t: var(--c-primary); } .b-success { --t: var(--c-success); } .b-warning { --t: var(--c-warning); }
.b-danger { --t: var(--c-danger); } .b-info { --t: var(--c-info); } .b-secondary { --t: var(--c-secondary); }
.b-purple { --t: var(--c-purple); } .b-teal { --t: var(--c-teal); } .b-pink { --t: var(--c-pink); } .b-orange { --t: var(--c-orange); }
.tone-text { color: color-mix(in srgb, var(--t) var(--tone-text-pct), var(--tone-mix)); }

/* ==========================================================================
   APP SHELL
   ========================================================================== */
.erp-shell { min-height: 100vh; }
.erp-main {
  margin-left: var(--erp-sidebar-w);
  min-height: 100vh;
  display: flex; flex-direction: column;
  transition: margin-left .28s cubic-bezier(.4, 0, .2, 1);
}
body.sb-collapsed .erp-main { margin-left: var(--erp-sidebar-w-collapsed); }
.erp-content { flex: 1; padding: 26px 28px 20px; max-width: 1680px; width: 100%; margin: 0 auto; animation: pageIn .35s ease backwards; }
@keyframes pageIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.erp-footer { padding: 14px 28px 22px; color: var(--erp-muted); font-size: 12px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* ---------- sidebar ---------- */
.erp-sidebar {
  position: fixed; inset: 0 auto 0 0; width: var(--erp-sidebar-w); z-index: 1040;
  background: linear-gradient(180deg, var(--erp-sb-bg) 0%, var(--erp-sb-bg-2) 100%);
  color: var(--erp-sb-text);
  display: flex; flex-direction: column;
  transition: width .28s cubic-bezier(.4, 0, .2, 1), transform .28s cubic-bezier(.4, 0, .2, 1);
  border-right: 1px solid var(--erp-sb-border);
}
body.sb-collapsed .erp-sidebar { width: var(--erp-sidebar-w-collapsed); }
.sb-brand { height: var(--erp-topbar-h); display: flex; align-items: center; gap: 12px; padding: 0 22px; flex-shrink: 0; border-bottom: 1px solid var(--erp-sb-border); }
.sb-brand a { display: flex; align-items: center; gap: 12px; color: inherit; min-width: 0; }
.sb-brand-logo { width: 44px; height: 44px; border-radius: 0; object-fit: contain; flex-shrink: 0; background: transparent; }
.sb-brand-text { min-width: 0; line-height: 1.15; }
.sb-brand-name { font-family: var(--erp-font-head); font-weight: 800; font-size: 18px; letter-spacing: -.02em; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sb-brand-tag { font-size: 10.5px; color: var(--erp-sb-muted); letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sb-nav { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 12px 14px 18px; }
.sb-section { font-size: 10.5px; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; color: var(--erp-sb-muted); padding: 18px 12px 8px; white-space: nowrap; }
.sb-section:first-child { padding-top: 6px; }
.sb-menu, .sb-sub > ul { list-style: none; margin: 0; padding: 0; }
.sb-item { position: relative; margin-bottom: 2px; }
.sb-link {
  display: flex; align-items: center; gap: 12px; padding: 9px 12px; border-radius: 10px;
  color: var(--erp-sb-text); font-weight: 500; font-size: 13.5px; cursor: pointer; position: relative;
  transition: background .15s, color .15s;
}
.sb-link > i.ti { font-size: 19px; width: 22px; text-align: center; flex-shrink: 0; opacity: .9; }
.sb-link span.sb-label { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sb-link:hover { background: var(--erp-sb-hover); color: var(--erp-sb-text-hover); }
.sb-link.active, .sb-item.open > .sb-link.has-active { color: #fff; }
.sb-link.active { background: var(--erp-sb-active-bg); color: #fff; }
.sb-link.active::before {
  content: ''; position: absolute; left: -14px; top: 9px; bottom: 9px; width: 4px; border-radius: 0 4px 4px 0; background: var(--erp-primary);
  box-shadow: 0 0 14px rgba(var(--erp-primary-rgb), .9);
}
[data-sidebar="brand"] .sb-link.active::before { background: #fff; box-shadow: none; }
.sb-link .sb-caret { font-size: 14px !important; width: auto !important; transition: transform .22s; opacity: .55; }
.sb-item.open > .sb-link .sb-caret { transform: rotate(90deg); }
.sb-item.open > .sb-link.has-active { background: var(--erp-sb-hover); }
.sb-badge { font-size: 10.5px; font-weight: 700; padding: 1px 7px; border-radius: 20px; background: var(--erp-primary); color: #fff; }
.sb-sub { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .26s ease; }
.sb-item.open > .sb-sub { grid-template-rows: 1fr; }
.sb-sub > ul { overflow: hidden; min-height: 0; position: relative; margin-left: 21px; padding-left: 0; }
.sb-sub > ul::before { content: ''; position: absolute; left: 0; top: 4px; bottom: 6px; width: 1px; background: var(--erp-sb-border); }
.sb-sublink {
  display: flex; align-items: center; gap: 10px; padding: 7px 12px 7px 20px; margin: 1px 0; border-radius: 8px; color: var(--erp-sb-text);
  font-size: 13px; font-weight: 500; position: relative; transition: background .15s, color .15s;
}
.sb-sublink::before { content: ''; position: absolute; left: -2px; top: 50%; width: 5px; height: 5px; margin-top: -2.5px; border-radius: 50%; background: var(--erp-sb-muted); transition: .15s; }
.sb-sublink:hover { color: var(--erp-sb-text-hover); background: var(--erp-sb-hover); }
.sb-sublink.active { color: #fff; font-weight: 600; background: var(--erp-sb-active-bg); }
.sb-sublink.active::before { background: var(--erp-primary); box-shadow: 0 0 0 3px rgba(var(--erp-primary-rgb), .3); left: -3px; width: 7px; height: 7px; margin-top: -3.5px; }
[data-sidebar="brand"] .sb-sublink.active::before { background: #fff; box-shadow: 0 0 0 3px rgba(255, 255, 255, .3); }
.sb-footer { padding: 14px; border-top: 1px solid var(--erp-sb-border); flex-shrink: 0; }
.sb-user { display: flex; align-items: center; gap: 11px; padding: 8px 10px; border-radius: 12px; background: var(--erp-sb-hover); }
.sb-user .avatar { width: 36px; height: 36px; font-size: 13px; }
.sb-user-name { font-weight: 600; font-size: 13px; color: #fff; line-height: 1.2; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sb-user-role { font-size: 11.5px; color: var(--erp-sb-muted); white-space: nowrap; }
[data-sidebar="light"] .sb-user-name { color: var(--erp-text); }
.sb-backdrop { display: none; }

/* collapsed rail */
body.sb-collapsed .sb-brand { padding: 0; justify-content: center; }
body.sb-collapsed .sb-brand-text, body.sb-collapsed .sb-label, body.sb-collapsed .sb-caret, body.sb-collapsed .sb-badge,
body.sb-collapsed .sb-section span, body.sb-collapsed .sb-user-info { display: none; }
body.sb-collapsed .sb-section { padding: 14px 0 6px; text-align: center; border-top: 1px solid var(--erp-sb-border); margin-top: 8px; }
body.sb-collapsed .sb-section:first-child { border: 0; margin: 0; }
body.sb-collapsed .sb-section::after { content: ''; display: block; width: 18px; height: 2px; background: var(--erp-sb-border); margin: 0 auto; }
body.sb-collapsed .sb-section:first-child { display: none; }
body.sb-collapsed .sb-link { justify-content: center; padding: 11px 0; }
body.sb-collapsed .sb-link > i.ti { font-size: 21px; }
body.sb-collapsed .sb-link.active::before { left: -14px; }
body.sb-collapsed .sb-sub { display: none; }
body.sb-collapsed .sb-user { justify-content: center; padding: 8px 0; background: transparent; }
body.sb-collapsed .sb-nav { padding: 12px 12px 18px; }
/* flyout for collapsed rail (positioned by JS) */
.sb-flyout {
  position: fixed; z-index: 1100; min-width: 220px; padding: 8px; border-radius: 14px;
  background: var(--erp-sb-bg-2); border: 1px solid var(--erp-sb-border); box-shadow: var(--erp-shadow-lg); display: none;
}
.sb-flyout.show { display: block; animation: pageIn .16s ease both; }
.sb-flyout .fly-title { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; font-weight: 700; color: var(--erp-sb-muted); padding: 6px 10px 6px; }
.sb-flyout a { display: block; padding: 8px 12px; border-radius: 8px; font-size: 13px; font-weight: 500; color: var(--erp-sb-text); }
.sb-flyout a:hover { background: var(--erp-sb-hover); color: var(--erp-sb-text-hover); }
.sb-flyout a.active { color: #fff; background: var(--erp-sb-active-bg); }
[data-sidebar="light"] .sb-flyout a.active { color: var(--erp-primary); }

/* ---------- topbar ---------- */
.erp-topbar {
  position: sticky; top: 0; z-index: 1030; height: var(--erp-topbar-h);
  display: flex; align-items: center; gap: 14px; padding: 0 28px;
  background: color-mix(in srgb, var(--erp-surface) 86%, transparent);
  backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--erp-border);
}
.tb-toggle {
  width: 40px; height: 40px; border-radius: 11px; border: 1px solid var(--erp-border); background: var(--erp-surface); color: var(--erp-text-2);
  display: inline-flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; transition: .15s;
}
.tb-toggle:hover { background: var(--erp-hover); color: var(--erp-primary); border-color: var(--erp-border-strong); }
.tb-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--erp-muted); min-width: 0; white-space: nowrap; overflow: hidden; }
.tb-breadcrumb a { color: var(--erp-muted); }
.tb-breadcrumb a:hover { color: var(--erp-primary); }
.tb-breadcrumb .sep { font-size: 12px; opacity: .6; }
.tb-breadcrumb .current { color: var(--erp-text); font-weight: 600; overflow: hidden; text-overflow: ellipsis; }
.tb-spacer { flex: 1; }
.tb-search { position: relative; width: 300px; max-width: 26vw; }
.tb-search > i { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); color: var(--erp-muted); font-size: 17px; pointer-events: none; }
.tb-search input {
  width: 100%; height: 40px; border-radius: 11px; border: 1px solid var(--erp-border); background: var(--erp-surface-2);
  padding: 0 52px 0 40px; font-size: 13.5px; color: var(--erp-text); transition: .15s;
}
.tb-search input:focus { outline: 0; border-color: var(--erp-primary); background: var(--erp-surface); box-shadow: 0 0 0 4px rgba(var(--erp-primary-rgb), .12); }
.tb-search kbd { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); font-family: inherit; font-size: 10.5px; font-weight: 600; background: var(--erp-surface); color: var(--erp-muted); border: 1px solid var(--erp-border); padding: 1px 6px; border-radius: 6px; box-shadow: none; }
.tb-search-results {
  position: absolute; top: 48px; left: 0; right: 0; min-width: 320px; max-height: 420px; overflow: auto; z-index: 1200;
  background: var(--erp-surface); border: 1px solid var(--erp-border); border-radius: 14px; box-shadow: var(--erp-shadow-lg); padding: 8px; display: none;
}
.tb-search-results.show { display: block; }
.tb-search-results .sr-group { font-size: 10.5px; text-transform: uppercase; letter-spacing: .1em; font-weight: 700; color: var(--erp-muted); padding: 8px 10px 4px; }
.tb-search-results a { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 9px; color: var(--erp-text); font-size: 13.5px; }
.tb-search-results a i { color: var(--erp-muted); font-size: 17px; }
.tb-search-results a small { margin-left: auto; color: var(--erp-muted); font-size: 11.5px; }
.tb-search-results a:hover, .tb-search-results a.sel { background: var(--erp-primary-soft); color: var(--erp-primary); }
.tb-search-results a:hover i, .tb-search-results a.sel i { color: var(--erp-primary); }
.tb-search-results .sr-empty { padding: 18px; text-align: center; color: var(--erp-muted); }
.tb-actions { display: flex; align-items: center; gap: 8px; }
.tb-btn {
  position: relative; width: 40px; height: 40px; border-radius: 11px; border: 1px solid transparent; background: transparent; color: var(--erp-text-2);
  display: inline-flex; align-items: center; justify-content: center; font-size: 20px; transition: .15s;
}
.tb-btn:hover, .tb-btn.show { background: var(--erp-hover); color: var(--erp-primary); }
.tb-btn .dot { position: absolute; top: 8px; right: 9px; width: 9px; height: 9px; background: var(--c-danger); border: 2px solid var(--erp-surface); border-radius: 50%; }
.tb-quick { height: 40px; padding: 0 16px !important; display: inline-flex; align-items: center; gap: 6px; }
.tb-pos { height: 40px; padding: 0 16px !important; display: inline-flex; align-items: center; gap: 7px; font-weight: 700; }
.tb-pos i { font-size: 19px !important; }
.tb-user { display: flex; align-items: center; gap: 10px; padding: 4px 8px 4px 4px; border-radius: 12px; border: 1px solid transparent; background: transparent; margin-left: 4px; }
.tb-user:hover, .tb-user.show { background: var(--erp-hover); }
.tb-user .avatar { width: 36px; height: 36px; }
.tb-user-meta { text-align: left; line-height: 1.2; white-space: nowrap; }
.tb-user-meta b { display: block; font-size: 13px; color: var(--erp-text); font-weight: 600; }
.tb-user-meta span { font-size: 11.5px; color: var(--erp-muted); }
.erp-menu { border: 1px solid var(--erp-border) !important; border-radius: 14px !important; box-shadow: var(--erp-shadow-lg) !important; padding: 8px !important; background: var(--erp-surface); min-width: 220px; }
.erp-menu .dropdown-item { border-radius: 8px; padding: 8px 12px; font-size: 13.5px; display: flex; align-items: center; gap: 10px; color: var(--erp-text); }
.erp-menu .dropdown-item i { font-size: 17px; color: var(--erp-muted); width: 20px; }
.erp-menu .dropdown-item:hover, .erp-menu .dropdown-item.active { background: var(--erp-primary-soft); color: var(--erp-primary); }
.erp-menu .dropdown-item:hover i { color: var(--erp-primary); }
.erp-menu .dropdown-divider { border-color: var(--erp-border); margin: 6px 0; }
.erp-menu .dropdown-header { font-size: 10.5px; text-transform: uppercase; letter-spacing: .1em; font-weight: 700; color: var(--erp-muted); padding: 6px 12px 4px; }
.notif-menu { width: 380px; padding: 0 !important; overflow: hidden; }
.notif-head { padding: 14px 16px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--erp-border); }
.notif-head b { font-family: var(--erp-font-head); font-size: 15px; }
.notif-list { max-height: 360px; overflow: auto; }
.notif-item { display: flex; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--erp-border); color: var(--erp-text); }
.notif-item:last-child { border-bottom: 0; }
.notif-item:hover { background: var(--erp-hover); }
.notif-item .ni-icon { width: 36px; height: 36px; border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 18px; background: color-mix(in srgb, var(--t) 12%, var(--erp-surface)); color: color-mix(in srgb, var(--t) var(--tone-text-pct), var(--tone-mix)); }
.notif-item .ni-title { font-weight: 600; font-size: 13px; line-height: 1.35; }
.notif-item .ni-text { font-size: 12.5px; color: var(--erp-muted); margin-top: 1px; }
.notif-item .ni-time { font-size: 11px; color: var(--erp-muted); margin-top: 3px; }
.notif-foot { padding: 10px; text-align: center; border-top: 1px solid var(--erp-border); }

/* ---------- avatars ---------- */
.avatar {
  width: 38px; height: 38px; border-radius: 11px; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
  font-weight: 700; font-size: 13px; letter-spacing: .02em; color: color-mix(in srgb, var(--t) var(--tone-text-pct), var(--tone-mix));
  background: color-mix(in srgb, var(--t) 14%, var(--erp-surface)); text-transform: uppercase; overflow: hidden;
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.avatar.rounded-circle { border-radius: 50% !important; }
.avatar-sm { width: 32px; height: 32px; font-size: 12px; border-radius: 9px; }
.avatar-lg { width: 56px; height: 56px; font-size: 19px; border-radius: 16px; }
.avatar-xl { width: 76px; height: 76px; font-size: 26px; border-radius: 20px; }
.avatar-solid { background: var(--t); color: #fff; }

/* ---------- responsive shell ---------- */
@media (max-width: 991.98px) {
  .erp-main, body.sb-collapsed .erp-main { margin-left: 0; }
  .erp-sidebar, body.sb-collapsed .erp-sidebar { transform: translateX(-100%); width: min(86vw, 296px); box-shadow: none; }
  body.sb-open .erp-sidebar { transform: none; box-shadow: var(--erp-shadow-lg); }
  body.sb-collapsed .sb-brand-text, body.sb-collapsed .sb-label, body.sb-collapsed .sb-caret, body.sb-collapsed .sb-badge, body.sb-collapsed .sb-section span, body.sb-collapsed .sb-user-info { display: revert; }
  body.sb-collapsed .sb-sub { display: grid; }
  body.sb-collapsed .sb-link { justify-content: flex-start; padding: 9px 12px; }
  body.sb-collapsed .sb-brand { padding: 0 22px; justify-content: flex-start; }
  .sb-backdrop { display: block; position: fixed; inset: 0; background: rgba(8, 12, 28, .55); z-index: 1035; opacity: 0; pointer-events: none; transition: opacity .25s; backdrop-filter: blur(2px); }
  body.sb-open .sb-backdrop { opacity: 1; pointer-events: auto; }
  .erp-topbar { padding: 0 14px; gap: 8px; }
  .erp-content { padding: 18px 14px 14px; }
  .tb-search { display: none; }
  .tb-user-meta, .tb-quick .tq-text { display: none; }
  .tb-quick { padding: 0 !important; width: 40px; justify-content: center; }
  .tb-pos { padding: 0 !important; width: 40px; justify-content: center; }
  .tb-pos .tq-text { display: none; }
  .erp-footer { padding: 12px 14px 18px; }
  .notif-menu { width: min(92vw, 380px); }
}

/* ==========================================================================
   PAGE HEADER
   ========================================================================== */
.page-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.page-title { font-size: 1.55rem; font-weight: 800; margin: 0; letter-spacing: -.025em; line-height: 1.2; }
.page-sub { margin: 4px 0 0; color: var(--erp-muted); font-size: 13.5px; }
.ph-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.back-link { display: inline-flex; align-items: center; gap: 6px; color: var(--erp-muted); font-size: 13px; font-weight: 500; margin-bottom: 8px; }
.back-link:hover { color: var(--erp-primary); }
@media (max-width: 575.98px) { .page-title { font-size: 1.3rem; } .ph-actions { width: 100%; } .ph-actions .btn { flex: 1; } }

@media (max-width: 1599.98px) { .tb-user-meta, .tb-user > i.ti-chevron-down { display: none !important; } .tb-user { padding: 3px; } }
@media (max-width: 1399.98px) { .tb-search { width: 240px; } .tb-search kbd { display: none; } .tb-search input { padding-right: 12px; } }

/* nested sidebar groups (Inventory > Product Master > Product Type > Wholesale …) */
.sb-subgroup { position: relative; }
.sb-sublink.sb-subtoggle { justify-content: space-between; cursor: pointer; font-weight: 600; color: var(--erp-sb-text-hover); opacity: .92; }
.sb-sublink.sb-subtoggle::before { opacity: .55; }
.sb-sublink.sb-subtoggle.has-active { color: #fff; opacity: 1; }
[data-sidebar="light"] .sb-sublink.sb-subtoggle { color: var(--erp-text); }
[data-sidebar="light"] .sb-sublink.sb-subtoggle.has-active { color: var(--erp-primary); }
.sb-caret2 { font-size: 13px !important; opacity: .55; transition: transform .22s; }
.sb-subgroup.open > .sb-subtoggle .sb-caret2 { transform: rotate(90deg); }
.sb-subgroup.open > .sb-sub { grid-template-rows: 1fr; }
.sb-subgroup .sb-sub > ul { margin-left: 14px; }
.sb-flyout .fly-sub { font-size: 12px; font-weight: 700; color: var(--erp-sb-text-hover); padding: 8px 12px 3px; opacity: .8; }