/* ============================================================================
   desktower.com — shared design system
   One stylesheet, linked by every screen. Premium Linear/Atlassian bar.
   ============================================================================ */

/* ---- Design tokens --------------------------------------------------------- */
:root {
  /* Cool-neutral palette */
  --c-bg:        #f6f8fb;
  --c-surface:   #ffffff;
  --c-surface-2: #fbfcfe;
  --c-sunken:    #eef2f7;
  --c-border:    #e3e8ef;
  --c-border-strong: #d3dae5;

  --c-ink:       #101728;
  --c-ink-2:     #364152;
  --c-ink-3:     #5b6675;
  --c-ink-4:     #8792a2;

  /* Accent — a confident indigo/violet */
  --c-accent:      #4f46e5;
  --c-accent-600:  #4338ca;
  --c-accent-700:  #3730a3;
  --c-accent-soft: #eef0fe;
  --c-accent-ink:  #3730a3;

  /* Status hues */
  --c-open:      #2563eb;  --c-open-soft:    #e7f0ff;
  --c-pending:   #b45309;  --c-pending-soft: #fdf1dd;
  --c-resolved:  #047857;  --c-resolved-soft:#dcf5ea;
  --c-closed:    #64748b;  --c-closed-soft:  #eef1f5;

  --c-danger:    #dc2626;  --c-danger-soft:  #fdeaea;
  --c-success:   #059669;
  --c-warn:      #d97706;

  /* Priority */
  --c-prio-urgent: #dc2626;
  --c-prio-high:   #ea580c;
  --c-prio-normal: #2563eb;
  --c-prio-low:    #64748b;

  /* Type scale */
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "SF Mono", "JetBrains Mono", "Fira Code", ui-monospace, Menlo, Consolas, monospace;

  --t-xs:   11px;
  --t-sm:   12.5px;
  --t-base: 14px;
  --t-md:   15px;
  --t-lg:   17px;
  --t-xl:   20px;
  --t-2xl:  26px;
  --t-3xl:  33px;

  /* Spacing (4/8) */
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px;
  --s-5: 20px; --s-6: 24px; --s-7: 32px; --s-8: 40px;
  --s-9: 48px; --s-10: 64px;

  /* Radii */
  --r-sm: 6px; --r-md: 9px; --r-lg: 13px; --r-xl: 18px; --r-full: 999px;

  /* Shadows — subtle depth */
  --sh-xs: 0 1px 2px rgba(16,23,40,.05);
  --sh-sm: 0 1px 3px rgba(16,23,40,.07), 0 1px 2px rgba(16,23,40,.04);
  --sh-md: 0 4px 12px rgba(16,23,40,.08), 0 2px 4px rgba(16,23,40,.04);
  --sh-lg: 0 12px 32px rgba(16,23,40,.12), 0 4px 8px rgba(16,23,40,.05);
  --sh-accent: 0 6px 20px rgba(79,70,229,.24);

  --sidebar-w: 244px;
  --topbar-h: 60px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --c-bg:        #0c111b;
    --c-surface:   #141b28;
    --c-surface-2: #101724;
    --c-sunken:    #0e1420;
    --c-border:    #232c3d;
    --c-border-strong: #2f3a4f;

    --c-ink:       #eef2f8;
    --c-ink-2:     #c3ccda;
    --c-ink-3:     #94a0b3;
    --c-ink-4:     #6b7688;

    --c-accent:      #7c74f5;
    --c-accent-600:  #6d64f0;
    --c-accent-700:  #8b83f7;
    --c-accent-soft: #1e2340;
    --c-accent-ink:  #b7b1fb;

    --c-open-soft:    #16233c;
    --c-pending-soft: #2c2110;
    --c-resolved-soft:#0f2a22;
    --c-closed-soft:  #1b2230;
    --c-danger-soft:  #2c1618;

    --sh-xs: 0 1px 2px rgba(0,0,0,.4);
    --sh-sm: 0 1px 3px rgba(0,0,0,.5);
    --sh-md: 0 4px 14px rgba(0,0,0,.45);
    --sh-lg: 0 14px 36px rgba(0,0,0,.55);
    --sh-accent: 0 6px 22px rgba(124,116,245,.35);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--t-base);
  line-height: 1.5;
  color: var(--c-ink);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
h1,h2,h3,h4,h5 { margin: 0; font-weight: 640; letter-spacing: -.015em; color: var(--c-ink); }
p { margin: 0; }

/* ---- Brand wordmark -------------------------------------------------------- */
.wordmark {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 720; font-size: var(--t-lg); letter-spacing: -.03em; color: var(--c-ink);
}
.wordmark .glyph {
  width: 28px; height: 28px; border-radius: 8px; flex: none;
  background: linear-gradient(135deg, var(--c-accent), #8b7bf0 90%);
  box-shadow: var(--sh-accent);
  display: grid; place-items: center;
}
.wordmark .glyph svg { width: 17px; height: 17px; display: block; }
.wordmark b { font-weight: 720; }
.wordmark .thin { color: var(--c-ink-3); font-weight: 560; }

/* ---- App shell ------------------------------------------------------------- */
.shell { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w); flex: none;
  background: var(--c-surface);
  border-right: 1px solid var(--c-border);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
}
.sidebar__brand { padding: 18px 20px 14px; border-bottom: 1px solid var(--c-border); }
.sidebar__section { padding: 14px 12px 4px; }
.sidebar__label {
  font-size: var(--t-xs); font-weight: 640; letter-spacing: .08em; text-transform: uppercase;
  color: var(--c-ink-4); padding: 6px 10px 8px;
}
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a {
  display: flex; align-items: center; gap: 11px;
  padding: 8px 10px; border-radius: var(--r-sm);
  color: var(--c-ink-2); font-weight: 520; font-size: var(--t-base);
  transition: background .12s, color .12s;
}
.nav a svg { width: 17px; height: 17px; flex: none; color: var(--c-ink-4); }
.nav a:hover { background: var(--c-sunken); color: var(--c-ink); }
.nav a.active { background: var(--c-accent-soft); color: var(--c-accent-ink); font-weight: 600; }
.nav a.active svg { color: var(--c-accent); }
.nav a .count {
  margin-left: auto; font-size: var(--t-xs); font-weight: 640;
  background: var(--c-sunken); color: var(--c-ink-3);
  padding: 1px 7px; border-radius: var(--r-full);
}
.nav a.active .count { background: #fff3; color: var(--c-accent-ink); }
.sidebar__foot { margin-top: auto; padding: 14px 12px; border-top: 1px solid var(--c-border); }
.userchip {
  display: flex; align-items: center; gap: 10px; padding: 7px 8px; border-radius: var(--r-sm);
}
.userchip:hover { background: var(--c-sunken); }
.userchip .meta { min-width: 0; }
.userchip .meta .n { font-weight: 600; font-size: var(--t-sm); color: var(--c-ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.userchip .meta .e { font-size: var(--t-xs); color: var(--c-ink-4); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.avatar {
  width: 30px; height: 30px; border-radius: var(--r-full); flex: none;
  display: grid; place-items: center; font-weight: 640; font-size: var(--t-sm); color: #fff;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
}
.avatar.sm { width: 24px; height: 24px; font-size: 10px; }
.avatar.lg { width: 40px; height: 40px; font-size: var(--t-base); }
.avatar.g2 { background: linear-gradient(135deg,#0ea5e9,#22d3ee); }
.avatar.g3 { background: linear-gradient(135deg,#f43f5e,#fb7185); }
.avatar.g4 { background: linear-gradient(135deg,#10b981,#34d399); }
.avatar.g5 { background: linear-gradient(135deg,#f59e0b,#fbbf24); }

/* ---- Main region ----------------------------------------------------------- */
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  height: var(--topbar-h); flex: none;
  display: flex; align-items: center; gap: var(--s-4);
  padding: 0 var(--s-7);
  background: color-mix(in srgb, var(--c-surface) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--c-border);
  position: sticky; top: 0; z-index: 20;
}
.switcher {
  display: flex; align-items: center; gap: 9px;
  padding: 6px 11px; border: 1px solid var(--c-border); border-radius: var(--r-md);
  background: var(--c-surface); font-weight: 600; font-size: var(--t-base); cursor: pointer;
  box-shadow: var(--sh-xs);
}
.switcher .dot { width: 8px; height: 8px; border-radius: 3px; background: var(--c-accent); }
.switcher svg { width: 14px; height: 14px; color: var(--c-ink-4); }
.search {
  flex: 1; max-width: 460px; position: relative;
}
.search svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--c-ink-4); }
.search input {
  width: 100%; padding: 9px 12px 9px 36px; font-size: var(--t-base); font-family: inherit;
  border: 1px solid var(--c-border); border-radius: var(--r-md); background: var(--c-sunken);
  color: var(--c-ink); transition: border-color .12s, background .12s, box-shadow .12s;
}
.search input:focus { outline: none; background: var(--c-surface); border-color: var(--c-accent); box-shadow: 0 0 0 3px var(--c-accent-soft); }
.search .kbd { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); font-size: var(--t-xs); color: var(--c-ink-4); border: 1px solid var(--c-border); border-radius: 5px; padding: 1px 6px; background: var(--c-surface); }
.topbar__right { margin-left: auto; display: flex; align-items: center; gap: var(--s-3); }

.iconbtn {
  width: 34px; height: 34px; border-radius: var(--r-md); border: 1px solid transparent;
  background: transparent; color: var(--c-ink-3); display: grid; place-items: center; cursor: pointer;
  position: relative;
}
.iconbtn:hover { background: var(--c-sunken); color: var(--c-ink); }
.iconbtn svg { width: 18px; height: 18px; }
.iconbtn .badge-dot { position: absolute; top: 7px; right: 8px; width: 7px; height: 7px; border-radius: 50%; background: var(--c-danger); border: 2px solid var(--c-surface); }

.content { padding: var(--s-7); max-width: 1360px; width: 100%; margin: 0 auto; }
.content.wide { max-width: none; }

/* ---- Page header ----------------------------------------------------------- */
.pagehead { display: flex; align-items: flex-start; gap: var(--s-4); margin-bottom: var(--s-6); flex-wrap: wrap; }
.pagehead .grow { flex: 1; min-width: 220px; }
.pagehead h1 { font-size: var(--t-2xl); }
.pagehead .sub { color: var(--c-ink-3); margin-top: 5px; font-size: var(--t-md); }
.breadcrumb { display: flex; align-items: center; gap: 7px; font-size: var(--t-sm); color: var(--c-ink-4); margin-bottom: 10px; }
.breadcrumb a:hover { color: var(--c-ink-2); }
.breadcrumb svg { width: 13px; height: 13px; }

/* ---- Buttons --------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: inherit; font-weight: 600; font-size: var(--t-base); line-height: 1;
  padding: 9px 15px; border-radius: var(--r-md); border: 1px solid transparent;
  cursor: pointer; white-space: nowrap; transition: background .12s, box-shadow .12s, border-color .12s, transform .05s;
}
.btn:active { transform: translateY(.5px); }
.btn svg { width: 16px; height: 16px; }
.btn--primary { background: var(--c-accent); color: #fff; box-shadow: var(--sh-accent); }
.btn--primary:hover { background: var(--c-accent-600); }
.btn--ghost { background: var(--c-surface); color: var(--c-ink-2); border-color: var(--c-border-strong); box-shadow: var(--sh-xs); }
.btn--ghost:hover { background: var(--c-sunken); border-color: var(--c-border-strong); color: var(--c-ink); }
.btn--subtle { background: var(--c-sunken); color: var(--c-ink-2); }
.btn--subtle:hover { background: var(--c-border); }
.btn--danger { background: var(--c-surface); color: var(--c-danger); border-color: var(--c-border-strong); }
.btn--danger:hover { background: var(--c-danger-soft); border-color: var(--c-danger); }
.btn--sm { padding: 6px 11px; font-size: var(--t-sm); border-radius: var(--r-sm); }
.btn--lg { padding: 12px 20px; font-size: var(--t-md); }
.btn--block { width: 100%; }

/* ---- Cards ----------------------------------------------------------------- */
.card {
  background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-lg);
  box-shadow: var(--sh-sm);
}
.card__head { padding: var(--s-5) var(--s-5) var(--s-4); border-bottom: 1px solid var(--c-border); display: flex; align-items: center; gap: var(--s-3); }
.card__head h3 { font-size: var(--t-lg); }
.card__head .grow { flex: 1; }
.card__body { padding: var(--s-5); }
.card--pad { padding: var(--s-5); }
.card__foot { padding: var(--s-4) var(--s-5); border-top: 1px solid var(--c-border); }

.grid { display: grid; gap: var(--s-5); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid.as-list { grid-template-columns: 1fr; }
.grid.as-list > .card { display: flex; align-items: center; }
@media (max-width: 1080px) { .grid.cols-4 { grid-template-columns: repeat(2,1fr); } .grid.cols-3 { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 720px) { .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; } }

/* ---- KPI / metric tiles ---------------------------------------------------- */
.kpi { position: relative; overflow: hidden; padding: var(--s-5); }
.kpi__label { display: flex; align-items: center; gap: 8px; font-size: var(--t-sm); font-weight: 560; color: var(--c-ink-3); }
.kpi__label .ic { width: 26px; height: 26px; border-radius: 7px; display: grid; place-items: center; background: var(--c-accent-soft); color: var(--c-accent); }
.kpi__label .ic svg { width: 15px; height: 15px; }
.kpi__value { font-size: var(--t-3xl); font-weight: 720; letter-spacing: -.03em; margin-top: 12px; line-height: 1; }
.kpi__meta { margin-top: 10px; display: flex; align-items: center; gap: 8px; font-size: var(--t-sm); color: var(--c-ink-3); }
.trend { display: inline-flex; align-items: center; gap: 3px; font-weight: 640; padding: 1px 7px; border-radius: var(--r-full); font-size: var(--t-xs); }
.trend svg { width: 12px; height: 12px; }
.trend.up { color: var(--c-resolved); background: var(--c-resolved-soft); }
.trend.down { color: var(--c-danger); background: var(--c-danger-soft); }
.trend.flat { color: var(--c-ink-3); background: var(--c-sunken); }

/* ---- Badges ---------------------------------------------------------------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: var(--t-xs); font-weight: 640; padding: 3px 9px; border-radius: var(--r-full);
  letter-spacing: .01em; white-space: nowrap;
}
.badge .dot { width: 6px; height: 6px; border-radius: 50%; }
.badge--open     { color: var(--c-open);     background: var(--c-open-soft); }
.badge--open .dot { background: var(--c-open); }
.badge--pending  { color: var(--c-pending);  background: var(--c-pending-soft); }
.badge--pending .dot { background: var(--c-pending); }
.badge--resolved { color: var(--c-resolved); background: var(--c-resolved-soft); }
.badge--resolved .dot { background: var(--c-resolved); }
.badge--closed   { color: var(--c-closed);   background: var(--c-closed-soft); }
.badge--closed .dot { background: var(--c-closed); }
.badge--neutral  { color: var(--c-ink-3);    background: var(--c-sunken); }
.badge--accent   { color: var(--c-accent-ink); background: var(--c-accent-soft); }
.badge--success  { color: var(--c-resolved); background: var(--c-resolved-soft); }

/* Priority pill */
.prio { display: inline-flex; align-items: center; gap: 6px; font-size: var(--t-sm); font-weight: 560; color: var(--c-ink-2); }
.prio svg { width: 14px; height: 14px; }
.prio.urgent svg { color: var(--c-prio-urgent); }
.prio.high svg { color: var(--c-prio-high); }
.prio.normal svg { color: var(--c-prio-normal); }
.prio.low svg { color: var(--c-prio-low); }

/* ---- Tables ---------------------------------------------------------------- */
.tablewrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: var(--t-base); }
table.data thead th {
  text-align: left; font-weight: 600; font-size: var(--t-xs); letter-spacing: .05em; text-transform: uppercase;
  color: var(--c-ink-4); padding: 11px var(--s-4); border-bottom: 1px solid var(--c-border);
  white-space: nowrap; background: var(--c-surface-2);
}
table.data tbody td { padding: 13px var(--s-4); border-bottom: 1px solid var(--c-border); color: var(--c-ink-2); vertical-align: middle; }
table.data tbody tr { transition: background .1s; }
table.data tbody tr:hover { background: var(--c-surface-2); }
table.data tbody tr:last-child td { border-bottom: 0; }
table.data tbody tr.selected { background: var(--c-accent-soft, rgba(99,102,241,.10)); }
table.data tbody tr.selected:hover { background: var(--c-accent-soft, rgba(99,102,241,.16)); }
table.data .primary { color: var(--c-ink); font-weight: 560; }
table.data .muted { color: var(--c-ink-4); }
.tid { font-family: var(--mono); font-size: var(--t-sm); color: var(--c-ink-4); }
.cell-user { display: flex; align-items: center; gap: 9px; }
.cell-subject { display: flex; flex-direction: column; gap: 2px; }
.cell-subject .s { color: var(--c-ink); font-weight: 560; }
.cell-subject .m { color: var(--c-ink-4); font-size: var(--t-sm); }

/* ---- Segmented control / tabs ---------------------------------------------- */
.segmented { display: inline-flex; background: var(--c-sunken); border: 1px solid var(--c-border); border-radius: var(--r-md); padding: 3px; gap: 2px; }
.segmented a, .segmented button {
  font-family: inherit; font-size: var(--t-sm); font-weight: 560; color: var(--c-ink-3);
  padding: 6px 13px; border-radius: 6px; border: 0; background: transparent; cursor: pointer;
  display: inline-flex; align-items: center; gap: 7px;
}
.segmented a:hover, .segmented button:hover { color: var(--c-ink); }
.segmented .on { background: var(--c-surface); color: var(--c-ink); box-shadow: var(--sh-xs); }
.segmented .on .cnt { color: var(--c-accent); }
.segmented .cnt { font-size: var(--t-xs); color: var(--c-ink-4); font-weight: 640; }

.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--c-border); }
.tabs a { padding: 11px 14px; font-weight: 560; color: var(--c-ink-3); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs a:hover { color: var(--c-ink); }
.tabs a.on { color: var(--c-accent-ink); border-bottom-color: var(--c-accent); }

/* ---- Forms ----------------------------------------------------------------- */
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: var(--s-5); }
.field > label { font-weight: 600; font-size: var(--t-sm); color: var(--c-ink-2); }
.field .hint { font-size: var(--t-sm); color: var(--c-ink-4); }
.input, .select, .textarea {
  width: 100%; font-family: inherit; font-size: var(--t-base); color: var(--c-ink);
  padding: 10px 12px; border: 1px solid var(--c-border-strong); border-radius: var(--r-md);
  background: var(--c-surface); transition: border-color .12s, box-shadow .12s;
}
.input::placeholder, .textarea::placeholder { color: var(--c-ink-4); }
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--c-accent); box-shadow: 0 0 0 3px var(--c-accent-soft); }
.textarea { resize: vertical; min-height: 96px; line-height: 1.55; }
.select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238792a2' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 11px center; padding-right: 34px; }

/* Toggle switch */
.switch { position: relative; display: inline-block; width: 44px; height: 25px; flex: none; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch .track { position: absolute; inset: 0; background: var(--c-border-strong); border-radius: var(--r-full); transition: background .16s; cursor: pointer; }
.switch .track::before { content: ""; position: absolute; width: 19px; height: 19px; left: 3px; top: 3px; background: #fff; border-radius: 50%; box-shadow: var(--sh-sm); transition: transform .16s; }
.switch input:checked + .track { background: var(--c-accent); }
.switch input:checked + .track::before { transform: translateX(19px); }

/* Range slider */
.range { -webkit-appearance: none; appearance: none; width: 100%; height: 6px; border-radius: var(--r-full); background: var(--c-sunken); outline: none; }
.range::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%; background: var(--c-accent); cursor: pointer; box-shadow: var(--sh-md); border: 3px solid var(--c-surface); }
.range::-moz-range-thumb { width: 20px; height: 20px; border-radius: 50%; background: var(--c-accent); cursor: pointer; box-shadow: var(--sh-md); border: 3px solid var(--c-surface); }

/* ---- Confidence meter (shared component) ----------------------------------- */
.confidence { display: flex; flex-direction: column; gap: 9px; }
.confidence__top { display: flex; align-items: baseline; justify-content: space-between; gap: var(--s-3); }
.confidence__label { font-size: var(--t-sm); font-weight: 600; color: var(--c-ink-2); display: flex; align-items: center; gap: 7px; }
.confidence__score { font-size: var(--t-xl); font-weight: 720; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.confidence__bar { height: 9px; border-radius: var(--r-full); background: var(--c-sunken); overflow: hidden; position: relative; }
.confidence__fill { height: 100%; border-radius: var(--r-full); background: linear-gradient(90deg, #10b981, #34d399); transition: width .4s; }
.confidence.mid  .confidence__fill { background: linear-gradient(90deg,#d97706,#f59e0b); }
.confidence.mid  .confidence__score { color: var(--c-warn); }
.confidence.high .confidence__score { color: var(--c-resolved); }
.confidence.low  .confidence__fill { background: linear-gradient(90deg,#dc2626,#f87171); }
.confidence.low  .confidence__score { color: var(--c-danger); }
.confidence__foot { font-size: var(--t-sm); color: var(--c-ink-3); }
.confidence__ticks { display: flex; justify-content: space-between; font-size: 10px; color: var(--c-ink-4); font-variant-numeric: tabular-nums; }

/* ---- Misc utility ---------------------------------------------------------- */
.stack { display: flex; flex-direction: column; }
.row { display: flex; align-items: center; }
.row.gap-2 { gap: var(--s-2); } .row.gap-3 { gap: var(--s-3); } .row.gap-4 { gap: var(--s-4); }
.wrap { flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }
.mt-2{margin-top:var(--s-2)} .mt-3{margin-top:var(--s-3)} .mt-4{margin-top:var(--s-4)} .mt-5{margin-top:var(--s-5)} .mt-6{margin-top:var(--s-6)}
.mb-2{margin-bottom:var(--s-2)} .mb-4{margin-bottom:var(--s-4)} .mb-5{margin-bottom:var(--s-5)}
.muted { color: var(--c-ink-3); }
.muted-4 { color: var(--c-ink-4); }
.mono { font-family: var(--mono); }
.tabnum { font-variant-numeric: tabular-nums; }
.divider { height: 1px; background: var(--c-border); border: 0; margin: var(--s-5) 0; }
.right { margin-left: auto; }
.center { text-align: center; }
.pill-key { font-family: var(--mono); font-size: var(--t-sm); background: var(--c-sunken); border: 1px solid var(--c-border); border-radius: var(--r-sm); padding: 3px 9px; color: var(--c-ink-2); }
.section-title { font-size: var(--t-xs); font-weight: 640; letter-spacing: .07em; text-transform: uppercase; color: var(--c-ink-4); margin-bottom: var(--s-3); }

/* ---- Activity feed --------------------------------------------------------- */
.feed { display: flex; flex-direction: column; }
.feed__item { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--c-border); }
.feed__item:last-child { border-bottom: 0; }
.feed__ic { width: 30px; height: 30px; border-radius: 50%; flex: none; display: grid; place-items: center; background: var(--c-sunken); color: var(--c-ink-3); }
.feed__ic svg { width: 15px; height: 15px; }
.feed__ic.accent { background: var(--c-accent-soft); color: var(--c-accent); }
.feed__ic.ok { background: var(--c-resolved-soft); color: var(--c-resolved); }
.feed__body { font-size: var(--t-base); color: var(--c-ink-2); }
.feed__body b { color: var(--c-ink); font-weight: 600; }
.feed__time { font-size: var(--t-sm); color: var(--c-ink-4); margin-top: 2px; }

/* ---- Login / centered auth ------------------------------------------------- */
.auth { min-height: 100vh; display: grid; grid-template-columns: 1.05fr .95fr; }
@media (max-width: 900px) { .auth { grid-template-columns: 1fr; } .auth__aside { display: none; } }
.auth__form { display: flex; align-items: center; justify-content: center; padding: var(--s-8); background: var(--c-surface); }
.auth__inner { width: 100%; max-width: 380px; }
.auth__aside {
  position: relative; overflow: hidden; padding: var(--s-9);
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(139,123,240,.5), transparent 60%),
    radial-gradient(700px 500px at 10% 110%, rgba(34,211,238,.25), transparent 55%),
    linear-gradient(160deg, #2e2a6b, #1a1740);
  color: #eef1ff; display: flex; flex-direction: column;
}
.auth__aside .quote { margin-top: auto; }
.auth__aside .quote p { font-size: var(--t-xl); font-weight: 560; line-height: 1.45; letter-spacing: -.01em; }
.auth__aside .quote .by { margin-top: 16px; font-size: var(--t-sm); color: #c7c9f5; }
.auth__aside .stats { display: flex; gap: 34px; margin-top: 30px; }
.auth__aside .stats .v { font-size: var(--t-2xl); font-weight: 720; letter-spacing: -.02em; }
.auth__aside .stats .l { font-size: var(--t-sm); color: #b9bcef; }
.divider-or { display: flex; align-items: center; gap: 12px; color: var(--c-ink-4); font-size: var(--t-sm); margin: var(--s-5) 0; }
.divider-or::before, .divider-or::after { content: ""; height: 1px; background: var(--c-border); flex: 1; }

/* ---- Message thread -------------------------------------------------------- */
.thread { display: flex; flex-direction: column; gap: var(--s-5); }
.msg { display: flex; gap: 12px; }
.msg__bubble { flex: 1; min-width: 0; }
.msg__meta { display: flex; align-items: baseline; gap: 8px; margin-bottom: 5px; }
.msg__meta .name { font-weight: 640; color: var(--c-ink); }
.msg__meta .role { font-size: var(--t-xs); font-weight: 600; padding: 1px 7px; border-radius: var(--r-full); }
.msg__meta .role.eu { background: var(--c-sunken); color: var(--c-ink-3); }
.msg__meta .role.agent { background: var(--c-accent-soft); color: var(--c-accent-ink); }
.msg__meta .time { font-size: var(--t-sm); color: var(--c-ink-4); margin-left: auto; }
.msg__text { background: var(--c-surface-2); border: 1px solid var(--c-border); border-radius: var(--r-md); padding: 12px 14px; color: var(--c-ink-2); line-height: 1.55; }
.msg.agent .msg__text { background: var(--c-accent-soft); border-color: color-mix(in srgb, var(--c-accent) 22%, var(--c-border)); }

/* ---- AI suggestion card ---------------------------------------------------- */
.ai-card {
  border: 1px solid color-mix(in srgb, var(--c-accent) 30%, var(--c-border));
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--c-accent-soft), var(--c-surface) 60%);
  box-shadow: var(--sh-md);
  overflow: hidden;
}
.ai-card__head { display: flex; align-items: center; gap: 10px; padding: 14px var(--s-5); border-bottom: 1px solid color-mix(in srgb, var(--c-accent) 20%, var(--c-border)); }
.ai-card__head .spark { width: 30px; height: 30px; border-radius: 8px; background: linear-gradient(135deg, var(--c-accent), #8b7bf0); display: grid; place-items: center; box-shadow: var(--sh-accent); flex: none; }
.ai-card__head .spark svg { width: 17px; height: 17px; color: #fff; }
.ai-card__head h3 { font-size: var(--t-md); }
.ai-card__head .sub { font-size: var(--t-xs); color: var(--c-ink-3); }
.ai-card__body { padding: var(--s-5); }
.draft-text { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-md); padding: 14px 15px; line-height: 1.6; color: var(--c-ink-2); }
.draft-text sup { color: var(--c-accent); font-weight: 700; font-size: 10px; }

/* Source fragment */
.fragment { display: flex; gap: 11px; padding: 11px 13px; border: 1px solid var(--c-border); border-radius: var(--r-md); background: var(--c-surface); transition: border-color .12s, box-shadow .12s; }
.fragment:hover { border-color: var(--c-accent); box-shadow: 0 0 0 3px var(--c-accent-soft); }
.fragment .ref { width: 22px; height: 22px; border-radius: 6px; flex: none; background: var(--c-accent-soft); color: var(--c-accent-ink); font-weight: 700; font-size: var(--t-xs); display: grid; place-items: center; }
.fragment .doc { font-weight: 600; font-size: var(--t-sm); color: var(--c-ink); display: flex; align-items: center; gap: 6px; }
.fragment .doc svg { width: 13px; height: 13px; color: var(--c-ink-4); }
.fragment .snip { font-size: var(--t-sm); color: var(--c-ink-3); margin-top: 3px; line-height: 1.5; }
.fragment .score { margin-left: auto; font-size: var(--t-xs); font-weight: 640; color: var(--c-ink-4); font-variant-numeric: tabular-nums; align-self: flex-start; }

/* ---- Gallery (index) ------------------------------------------------------- */
.gallery-head { padding: var(--s-9) var(--s-7) var(--s-7); max-width: 1200px; margin: 0 auto; }
.gallery-grid { max-width: 1200px; margin: 0 auto; padding: 0 var(--s-7) var(--s-10); display: grid; grid-template-columns: repeat(3,1fr); gap: var(--s-5); }
@media (max-width: 980px) { .gallery-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px) { .gallery-grid { grid-template-columns: 1fr; } }
.gcard { display: flex; flex-direction: column; background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sh-sm); transition: transform .14s, box-shadow .14s, border-color .14s; }
.gcard:hover { transform: translateY(-3px); box-shadow: var(--sh-lg); border-color: var(--c-border-strong); }
.gcard__thumb { height: 148px; position: relative; overflow: hidden; border-bottom: 1px solid var(--c-border); background: var(--c-sunken); }
.gcard__body { padding: var(--s-5); }
.gcard__body h3 { font-size: var(--t-md); display: flex; align-items: center; gap: 8px; }
.gcard__body p { color: var(--c-ink-3); font-size: var(--t-sm); margin-top: 6px; line-height: 1.5; }
.gcard .tag-hero { font-size: 10px; font-weight: 700; letter-spacing: .05em; color: var(--c-accent-ink); background: var(--c-accent-soft); padding: 2px 7px; border-radius: var(--r-full); }

/* thumbnail mini-renders (pure CSS) */
.thumb-fill { position: absolute; inset: 0; padding: 14px; display: flex; flex-direction: column; gap: 7px; }
.thumb-fill .bar { height: 8px; border-radius: 3px; background: var(--c-border); }
.thumb-fill .bar.accent { background: var(--c-accent); opacity: .8; }
.thumb-fill .box { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: 6px; box-shadow: var(--sh-xs); }
.thumb-row { display: flex; gap: 7px; }