/* ============================================================================
   SupportDesk UI - design tokens + shell
   Bootstrap 5.3 handles components; this file owns layout, tokens and the
   SupportDesk look (Inter, calm navy sidebar, soft cards, one accent).
   ============================================================================ */

:root {
  --sd-font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --sd-accent: #2563eb;
  --sd-accent-rgb: 37, 99, 235;
  --sd-accent-hover: #1d4ed8;
  --sd-sidebar-bg: #0f172a;
  --sd-sidebar-fg: #cbd5e1;
  --sd-sidebar-active: rgba(255, 255, 255, .08);
  --sd-sidebar-w: 248px;
  --sd-bg: #f5f7fb;
  --sd-surface: #ffffff;
  --sd-border: #e6e9f0;
  --sd-text: #0f172a;
  --sd-muted: #64748b;
  --sd-radius: 12px;
  --sd-shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 4px 16px rgba(15, 23, 42, .05);
  --bs-primary: var(--sd-accent);
  --bs-primary-rgb: var(--sd-accent-rgb);
  --bs-body-font-family: var(--sd-font);
  --bs-body-bg: var(--sd-bg);
  --bs-body-color: var(--sd-text);
  --bs-border-color: var(--sd-border);
  --bs-link-color: var(--sd-accent);
  --bs-link-hover-color: var(--sd-accent-hover);
}

[data-bs-theme="dark"] {
  --sd-bg: #0b1220;
  --sd-surface: #111a2e;
  --sd-border: #1f2a44;
  --sd-text: #e5e9f2;
  --sd-muted: #8b96ad;
  --sd-sidebar-bg: #070d1a;
  --sd-shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 4px 16px rgba(0, 0, 0, .25);
  --bs-body-bg: var(--sd-bg);
  --bs-body-color: var(--sd-text);
  --bs-border-color: var(--sd-border);
  --bs-secondary-color: var(--sd-muted);
  --bs-tertiary-bg: #16213a;
}

html, body { height: 100%; }
body { font-family: var(--sd-font); background: var(--sd-bg); color: var(--sd-text); -webkit-font-smoothing: antialiased; }
.text-muted { color: var(--sd-muted) !important; }
code { color: var(--sd-accent); font-size: .85em; }

.btn-primary { --bs-btn-bg: var(--sd-accent); --bs-btn-border-color: var(--sd-accent); --bs-btn-hover-bg: var(--sd-accent-hover); --bs-btn-hover-border-color: var(--sd-accent-hover); --bs-btn-active-bg: var(--sd-accent-hover); }
.btn-outline-primary { --bs-btn-color: var(--sd-accent); --bs-btn-border-color: var(--sd-accent); --bs-btn-hover-bg: var(--sd-accent); --bs-btn-hover-border-color: var(--sd-accent); }
.btn-xs { --bs-btn-padding-y: .1rem; --bs-btn-padding-x: .5rem; --bs-btn-font-size: .75rem; }
.form-control, .form-select { background: var(--sd-surface); border-color: var(--sd-border); color: var(--sd-text); }
.form-control:focus, .form-select:focus { border-color: var(--sd-accent); box-shadow: 0 0 0 .2rem rgba(var(--sd-accent-rgb), .15); }
.sd-req { color: #dc2626; }

/* ---------------------------------------------------------------- brand */
.sd-brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; color: #fff; font-weight: 700; letter-spacing: -.01em; }
.sd-brand-dark { color: var(--sd-text); }
.sd-logo { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, var(--sd-accent), #7c3aed); color: #fff; font-size: 1.1rem; flex: 0 0 auto; }
.sd-brand-text { font-size: 1.05rem; }

/* ---------------------------------------------------------------- staff shell */
.sd-shell { display: flex; min-height: 100vh; }
.sd-sidebar { width: var(--sd-sidebar-w); flex: 0 0 var(--sd-sidebar-w); background: var(--sd-sidebar-bg); color: var(--sd-sidebar-fg); display: flex; flex-direction: column; padding: 1.1rem .9rem; position: sticky; top: 0; height: 100vh; transition: transform .2s ease; z-index: 1030; }
.sd-nav { display: flex; flex-direction: column; gap: 2px; margin-top: 1.4rem; flex: 1 1 auto; overflow-y: auto; }
.sd-nav-link { display: flex; align-items: center; gap: .7rem; padding: .55rem .75rem; border-radius: 9px; color: var(--sd-sidebar-fg); text-decoration: none; font-size: .925rem; font-weight: 500; transition: background .15s, color .15s; }
.sd-nav-link i { font-size: 1.05rem; opacity: .85; width: 1.2rem; text-align: center; }
.sd-nav-link:hover { background: var(--sd-sidebar-active); color: #fff; }
.sd-nav-link.active { background: rgba(var(--sd-accent-rgb), .22); color: #fff; }
.sd-nav-link.active i { opacity: 1; color: #93c5fd; }
.sd-nav-section { font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: #64748b; padding: 1rem .75rem .35rem; }
.sd-sidebar-footer { border-top: 1px solid rgba(255, 255, 255, .08); padding-top: .9rem; margin-top: .5rem; }
.sd-user { display: flex; align-items: center; gap: .65rem; }
.sd-user-name { font-size: .9rem; font-weight: 600; color: #fff; line-height: 1.2; }
.sd-user-sub { font-size: .75rem; color: #94a3b8; }
.sd-avatar { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; flex: 0 0 auto; }
.sd-avatar-text { display: inline-grid; place-items: center; background: linear-gradient(135deg, #334155, #475569); color: #fff; font-weight: 600; font-size: .8rem; }
.sd-client .sd-avatar-text { background: linear-gradient(135deg, var(--sd-accent), #7c3aed); }

.sd-main { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; }
.sd-topbar { display: flex; align-items: center; gap: 1rem; padding: .7rem 1.5rem; background: var(--sd-surface); border-bottom: 1px solid var(--sd-border); position: sticky; top: 0; z-index: 1020; }
.sd-topbar-title { font-weight: 600; font-size: 1rem; }
.sd-topbar-actions { margin-left: auto; display: flex; align-items: center; gap: .6rem; }
.sd-search { position: relative; }
.sd-search i { position: absolute; left: .6rem; top: 50%; transform: translateY(-50%); color: var(--sd-muted); font-size: .85rem; }
.sd-search input { padding-left: 1.9rem; width: 280px; border-radius: 999px; }
.sd-burger { display: none; color: var(--sd-text); font-size: 1.4rem; padding: 0; }
.sd-content { padding: 1.5rem; max-width: 1400px; width: 100%; }

/* ---------------------------------------------------------------- client shell */
.sd-client-header { background: var(--sd-surface); border-bottom: 1px solid var(--sd-border); padding: .75rem 0; position: sticky; top: 0; z-index: 1020; }
.sd-client-nav { display: flex; gap: .25rem; margin-left: 1rem; }
.sd-client-nav .nav-link { color: var(--sd-muted); font-weight: 500; padding: .45rem .8rem; border-radius: 8px; font-size: .925rem; }
.sd-client-nav .nav-link:hover { color: var(--sd-text); background: rgba(var(--sd-accent-rgb), .06); }
.sd-client-nav .nav-link.active { color: var(--sd-accent); background: rgba(var(--sd-accent-rgb), .1); }
.sd-client-nav-mobile { margin: .6rem 0 0; }
.sd-client-main { padding: 1.5rem 16px; }

/* ---------------------------------------------------------------- public pages */
.sd-public-main { max-width: 960px; margin: 0 auto; padding: 3rem 16px 2rem; }
.sd-public-footer { text-align: center; padding: 1.5rem 16px; color: var(--sd-muted); }
.sd-hero { }
.sd-narrow { max-width: 520px; margin: 3rem auto; }
.sd-brand-lg { display: flex; align-items: center; gap: 1rem; }
.sd-brand-lg .sd-logo { width: 56px; height: 56px; font-size: 1.8rem; border-radius: 16px; }
.sd-brand-lg h1 { font-weight: 700; letter-spacing: -.02em; margin: 0; }
.sd-error-icon { font-size: 3rem; color: var(--sd-accent); }

/* ---------------------------------------------------------------- components */
.sd-page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.25rem; }
.sd-page-title { font-size: 1.45rem; font-weight: 700; letter-spacing: -.01em; margin: 0; }
.sd-card { background: var(--sd-surface); border: 1px solid var(--sd-border); border-radius: var(--sd-radius); padding: 1.1rem 1.25rem; box-shadow: var(--sd-shadow); }
.sd-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: .75rem; }
.sd-placeholder { text-align: center; padding: 2.5rem 1.5rem; }
.sd-placeholder > i { font-size: 2.4rem; color: var(--sd-accent); opacity: .7; display: block; margin-bottom: .6rem; }
.sd-stat { position: relative; display: block; background: var(--sd-surface); border: 1px solid var(--sd-border); border-radius: var(--sd-radius); padding: 1rem 1.1rem; box-shadow: var(--sd-shadow); text-decoration: none; color: inherit; overflow: hidden; transition: transform .12s, box-shadow .12s; }
.sd-stat:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(15, 23, 42, .08); color: inherit; }
.sd-stat-label { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: var(--sd-muted); font-weight: 600; }
.sd-stat-value { font-size: 1.9rem; font-weight: 700; line-height: 1.2; margin-top: .2rem; }
.sd-stat-icon { position: absolute; right: .9rem; top: .9rem; font-size: 1.5rem; color: var(--sd-accent); opacity: .35; }
.sd-stat-warn .sd-stat-value { color: #d97706; }
.sd-stat-danger .sd-stat-value { color: #dc2626; }
.sd-stat-ok .sd-stat-value { color: #16a34a; }
.sd-chips { display: flex; flex-wrap: wrap; gap: .35rem; }
.sd-chip { font-size: .72rem; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; background: rgba(var(--sd-accent-rgb), .08); color: var(--sd-accent); padding: .15rem .5rem; border-radius: 999px; border: 1px solid rgba(var(--sd-accent-rgb), .15); }
.sd-table { --bs-table-bg: transparent; }
.sd-table thead th { font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--sd-muted); font-weight: 600; border-bottom: 1px solid var(--sd-border); background: var(--sd-surface); }
.sd-table td { border-color: var(--sd-border); }
.sd-table tbody tr:hover { background: rgba(var(--sd-accent-rgb), .03); }
.sd-matrix th .sd-rot { font-size: .78rem; writing-mode: vertical-rl; transform: rotate(180deg); text-transform: none; letter-spacing: 0; white-space: nowrap; margin: 0 auto; }
.sd-matrix-group td { background: rgba(var(--sd-accent-rgb), .05); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }
.sd-form-footer { position: sticky; bottom: 0; background: var(--sd-surface); border: 1px solid var(--sd-border); border-radius: var(--sd-radius); padding: .75rem 1rem; margin-top: 1rem; display: flex; justify-content: flex-end; gap: .5rem; box-shadow: var(--sd-shadow); }
.dropdown-menu { background: var(--sd-surface); border-color: var(--sd-border); box-shadow: var(--sd-shadow); }
.alert { border-radius: 10px; }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 991.98px) {
  .sd-sidebar { position: fixed; left: 0; top: 0; transform: translateX(-100%); }
  .sd-shell.sd-sidebar-open .sd-sidebar { transform: none; box-shadow: 0 0 0 100vw rgba(0, 0, 0, .45); }
  .sd-burger { display: inline-block; }
  .sd-content { padding: 1rem 16px; }
  .sd-topbar { padding: .6rem 16px; }
  .sd-search input { width: 180px; }
}

/* ---------------------------------------------------------------- phase 1: tickets */
.sd-tabs { display: flex; gap: .25rem; flex-wrap: wrap; margin-bottom: .75rem; }
.sd-tab { display: inline-flex; align-items: center; gap: .4rem; padding: .4rem .8rem; border-radius: 999px; font-size: .875rem; font-weight: 500; color: var(--sd-muted); text-decoration: none; border: 1px solid transparent; }
.sd-tab:hover { color: var(--sd-text); background: rgba(var(--sd-accent-rgb), .06); }
.sd-tab.active { color: var(--sd-accent); background: rgba(var(--sd-accent-rgb), .1); border-color: rgba(var(--sd-accent-rgb), .2); }
.sd-filters { padding: .75rem 1rem; }
.sd-ticket-subject { color: var(--sd-text); font-weight: 600; text-decoration: none; }
.sd-ticket-subject:hover { color: var(--sd-accent); }
.sd-row-attention td:first-child { box-shadow: inset 3px 0 0 #dc2626; }
.sd-pager { display: flex; align-items: center; justify-content: space-between; padding: .6rem 1rem; border-top: 1px solid var(--sd-border); }
.sd-card-pad { padding: 1.1rem 1.25rem; }
.sd-kv { display: flex; justify-content: space-between; gap: 1rem; font-size: .875rem; padding: .25rem 0; border-bottom: 1px dashed var(--sd-border); }
.sd-kv:last-child { border-bottom: 0; }
.sd-kv > span:first-child { color: var(--sd-muted); }
.sd-load { height: 5px; background: var(--sd-border); border-radius: 999px; margin-top: .3rem; overflow: hidden; max-width: 220px; }
.sd-load-bar { height: 100%; border-radius: 999px; }
.sd-feed { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .7rem; }
.sd-feed li { border-bottom: 1px dashed var(--sd-border); padding-bottom: .6rem; }
.sd-feed li:last-child { border-bottom: 0; }

/* thread */
.sd-thread { display: flex; flex-direction: column; gap: 1rem; }
.sd-msg { display: flex; gap: .8rem; }
.sd-msg-avatar { flex: 0 0 36px; }
.sd-msg-body { flex: 1 1 auto; min-width: 0; background: var(--bs-tertiary-bg, #f8f9fb); border: 1px solid var(--sd-border); border-radius: 12px; padding: .75rem 1rem; }
.sd-msg-staff .sd-msg-body { background: rgba(var(--sd-accent-rgb), .05); border-color: rgba(var(--sd-accent-rgb), .18); }
.sd-msg-internal .sd-msg-body { background: rgba(245, 158, 11, .08); border-color: rgba(245, 158, 11, .35); border-style: dashed; }
.sd-msg-origin .sd-msg-body { background: var(--sd-surface); }
.sd-msg-files .sd-msg-body { background: transparent; border: 0; padding: 0 0 0 1rem; }
.sd-msg-system { align-self: center; max-width: 100%; text-align: center; font-size: .85rem; color: var(--sd-muted); background: var(--sd-surface); border: 1px dashed var(--sd-border); border-radius: 999px; padding: .3rem .9rem; }
/* remote help */
.sd-steps { padding-left: 1.2rem; margin: 0; }
.sd-steps li { margin-bottom: .5rem; }
.np { font-family: 'Noto Sans Devanagari', sans-serif; }
.sd-steps .np { display: block; color: var(--sd-muted); font-size: .9rem; }
.sd-msg-head { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; margin-bottom: .35rem; }
.sd-msg-author { font-weight: 600; }
.sd-msg-text { font-size: .95rem; line-height: 1.55; word-break: break-word; }
.sd-reply { border-top: 1px solid var(--sd-border); padding: 1rem 1.25rem; background: var(--sd-surface); border-radius: 0 0 var(--sd-radius) var(--sd-radius); }
.sd-files { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .5rem; }
.sd-file { display: inline-flex; align-items: center; gap: .4rem; padding: .3rem .6rem; border: 1px solid var(--sd-border); border-radius: 8px; background: var(--sd-surface); text-decoration: none; color: var(--sd-text); font-size: .85rem; max-width: 100%; }
.sd-file-name { max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sd-file-img { padding: 0; overflow: hidden; }
.sd-file-img img { display: block; max-width: 180px; max-height: 140px; object-fit: cover; }
.sd-confirm { border-color: rgba(13, 202, 240, .4); background: rgba(13, 202, 240, .06); }

/* stars (JS toggles .on on the chosen star and those left of it) */
.sd-stars { display: inline-flex; gap: .15rem; }
.sd-stars label { cursor: pointer; font-size: 1.35rem; color: #cbd5e1; margin: 0; line-height: 1; }
.sd-stars input { display: none; }
.sd-stars label.on, .sd-stars label.hover { color: #f59e0b; }

/* timeline */
.sd-timeline { list-style: none; padding: 0; margin: 0; position: relative; }
.sd-timeline li { display: flex; gap: .6rem; padding: .3rem 0; }
.sd-tl-dot { flex: 0 0 8px; width: 8px; height: 8px; border-radius: 50%; background: var(--sd-accent); margin-top: .45rem; opacity: .6; }

/* autocomplete */
.sd-autocomplete { z-index: 1050; max-height: 320px; overflow-y: auto; width: min(560px, 90vw); }

/* ---------------------------------------------------------------- phase 2: DB console */
.sd-chip-off { opacity: .35; text-decoration: line-through; }
.sd-console-head { background: var(--sd-surface); border: 1px solid var(--sd-border); border-radius: var(--sd-radius); padding: .75rem 1rem; margin-bottom: 1rem; }
.sd-console { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 1rem; align-items: start; }
.sd-console-side { background: var(--sd-surface); border: 1px solid var(--sd-border); border-radius: var(--sd-radius); display: flex; flex-direction: column; max-height: calc(100vh - 160px); position: sticky; top: 70px; }
.sd-console-side-head { padding: .6rem; border-bottom: 1px solid var(--sd-border); display: flex; flex-direction: column; gap: .25rem; }
.sd-table-list { list-style: none; margin: 0; padding: .25rem; overflow-y: auto; flex: 1 1 50%; min-height: 160px; }
.sd-table-item { display: flex; align-items: center; gap: .4rem; width: 100%; border: 0; background: transparent; text-align: left; padding: .25rem .5rem; border-radius: 6px; font-size: .82rem; color: var(--sd-text); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.sd-table-item i { color: var(--sd-muted); font-size: .8rem; }
.sd-table-item:hover { background: rgba(var(--sd-accent-rgb), .08); }
.sd-table-item.active { background: rgba(var(--sd-accent-rgb), .15); color: var(--sd-accent); }
.sd-columns { border-top: 1px solid var(--sd-border); overflow-y: auto; flex: 1 1 50%; min-height: 120px; padding: .25rem; }
.sd-columns-head { font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--sd-muted); padding: .35rem .5rem; font-weight: 600; }
.sd-col { display: flex; justify-content: space-between; gap: .5rem; width: 100%; border: 0; background: transparent; text-align: left; padding: .2rem .5rem; border-radius: 6px; font-size: .8rem; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--sd-text); }
.sd-col small { color: var(--sd-muted); }
.sd-col:hover { background: rgba(var(--sd-accent-rgb), .08); }
.sd-editor { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9rem; line-height: 1.5; tab-size: 4; }
.sd-pre { background: var(--bs-tertiary-bg, #f8f9fb); border: 1px solid var(--sd-border); border-radius: 8px; padding: .6rem .8rem; font-size: .85rem; white-space: pre-wrap; word-break: break-word; }
.sd-grid { overflow: auto; max-height: 60vh; border-top: 1px solid var(--sd-border); }
.sd-grid table { font-size: .82rem; white-space: nowrap; }
.sd-grid thead th { position: sticky; top: 0; background: var(--sd-surface); z-index: 1; border-bottom: 1px solid var(--sd-border); }
.sd-grid td { max-width: 420px; overflow: hidden; text-overflow: ellipsis; }
.sd-secret { font-family: ui-monospace, Menlo, monospace; font-size: 1.1rem; background: #0f172a; color: #fff; padding: .15rem .5rem; border-radius: 6px; letter-spacing: .05em; user-select: all; }
@media (max-width: 1199.98px) { .sd-console { grid-template-columns: 1fr; } .sd-console-side { position: static; max-height: 360px; } }

/* ---------------------------------------------------------------- phase 3: DB admin */
.sd-radio-card { display: flex; gap: .75rem; align-items: flex-start; border: 1px solid var(--sd-border); border-radius: 10px; padding: .6rem .8rem; cursor: pointer; margin: 0; }
.sd-radio-card:has(input:checked) { border-color: var(--sd-accent); background: rgba(var(--sd-accent-rgb), .06); }
.sd-radio-card input { margin-top: .3rem; }

/* ---------------------------------------------------------------- phase 4: videos / kb */
.sd-videos { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 1.25rem; align-items: start; }
.sd-videos-side { position: sticky; top: 76px; }
.sd-vcat { display: flex; align-items: center; gap: .55rem; padding: .45rem .7rem; border-radius: 9px; color: var(--sd-text); text-decoration: none; font-size: .9rem; }
.sd-vcat i { width: 1.2rem; text-align: center; color: var(--sd-muted); }
.sd-vcat small { margin-left: auto; color: var(--sd-muted); }
.sd-vcat:hover { background: rgba(var(--sd-accent-rgb), .06); color: var(--sd-text); }
.sd-vcat.active { background: rgba(var(--sd-accent-rgb), .12); color: var(--sd-accent); }
.sd-vcat.active i { color: var(--sd-accent); }
.sd-vgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1rem; }
.sd-vcard { display: block; background: var(--sd-surface); border: 1px solid var(--sd-border); border-radius: var(--sd-radius); overflow: hidden; text-decoration: none; color: var(--sd-text); box-shadow: var(--sd-shadow); transition: transform .12s; }
.sd-vcard:hover { transform: translateY(-2px); color: var(--sd-text); }
.sd-vthumb { position: relative; aspect-ratio: 16/9; background: #0f172a; }
.sd-vthumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sd-vthumb i { position: absolute; inset: 0; display: grid; place-items: center; font-size: 2.4rem; color: #fff; opacity: .85; text-shadow: 0 2px 12px rgba(0,0,0,.5); }
.sd-vbody { padding: .7rem .85rem; }
.sd-vtitle { font-weight: 600; font-size: .92rem; line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.sd-player { aspect-ratio: 16/9; border-radius: var(--sd-radius); overflow: hidden; background: #000; }
.sd-player iframe { width: 100%; height: 100%; border: 0; }
.sd-kblist { display: flex; flex-direction: column; gap: .5rem; }
.sd-kbitem { display: block; padding: .8rem 1rem; background: var(--sd-surface); border: 1px solid var(--sd-border); border-radius: 10px; text-decoration: none; color: var(--sd-text); }
.sd-kbitem:hover { border-color: var(--sd-accent); color: var(--sd-text); }
.sd-article { background: var(--sd-surface); border: 1px solid var(--sd-border); border-radius: var(--sd-radius); padding: 1.25rem 1.5rem; line-height: 1.65; font-size: 1rem; max-width: 820px; }
.sd-suggest { margin-top: .5rem; padding: .6rem .8rem; border: 1px dashed rgba(var(--sd-accent-rgb), .4); border-radius: 10px; background: rgba(var(--sd-accent-rgb), .04); display: flex; flex-direction: column; gap: .25rem; }
.sd-suggest a { font-size: .9rem; }
.sd-filters-row { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
@media (max-width: 767.98px) { .sd-videos { grid-template-columns: 1fr; } .sd-videos-side { position: static; } }

/* ---------------------------------------------------------------- phase 4: reports (viz tokens from the validated reference palette, dark steps selected) */
.viz-root { --series-1: #2a78d6; --series-2: #1baf7a; --viz-grid: var(--sd-border); --viz-axis: var(--sd-muted); }
[data-bs-theme="dark"] .viz-root { --series-1: #3987e5; --series-2: #199e70; }
.viz-legend { display: inline-flex; gap: 1rem; font-size: .8rem; color: var(--sd-muted); }
.viz-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: .35rem; vertical-align: -1px; }
.viz-line { position: relative; width: 100%; }
.viz-path { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.viz-s1 { stroke: var(--series-1); fill: var(--series-1); }
.viz-s2 { stroke: var(--series-2); fill: var(--series-2); }
.viz-grid { stroke: var(--viz-grid); stroke-width: 1; }
.viz-axis { fill: var(--viz-axis); font-size: 11px; font-family: var(--sd-font); }
.viz-cross { stroke: var(--viz-axis); stroke-width: 1; stroke-dasharray: 3 3; }
.viz-dot { stroke: var(--sd-surface); stroke-width: 2; }
.viz-tip { position: absolute; background: var(--sd-surface); border: 1px solid var(--sd-border); border-radius: 8px; padding: .4rem .6rem; font-size: .8rem; box-shadow: var(--sd-shadow); pointer-events: none; color: var(--sd-text); }
.viz-barrow { display: flex; align-items: center; gap: .4rem; height: 14px; margin: 2px 0; }
.viz-bar { display: block; height: 10px; border-radius: 0 4px 4px 0; min-width: 2px; }
.viz-val { font-size: .75rem; color: var(--sd-muted); }
.viz-heat td.viz-cell { background: rgba(42, 120, 214, var(--a, 0)); color: var(--sd-text); font-size: .8rem; min-width: 56px; border: 2px solid var(--sd-surface); border-radius: 4px; }
[data-bs-theme="dark"] .viz-heat td.viz-cell { background: rgba(57, 135, 229, var(--a, 0)); }
.viz-heat th { font-size: .72rem; color: var(--sd-muted); font-weight: 600; }

/* ---------------------------------------------------------------- team tools */
.sd-bulk { display: flex; align-items: center; gap: .5rem; padding: .5rem 1rem; background: rgba(var(--sd-accent-rgb), .08); border-bottom: 1px solid var(--sd-border); border-radius: var(--sd-radius) var(--sd-radius) 0 0; }
.sd-row-focus td { background: rgba(var(--sd-accent-rgb), .08) !important; }
.sd-row-focus td:first-child { box-shadow: inset 3px 0 0 var(--sd-accent); }
kbd { font-size: .75rem; background: var(--bs-tertiary-bg, #f1f5f9); border: 1px solid var(--sd-border); border-radius: 4px; padding: .05rem .35rem; color: var(--sd-text); }