/* ============================================================
   MailCull shared kit styles — used by all UI kits.
   Loads Inter, defines tokens, base resets, primitives.
   Kept self-contained so each ui_kits/<kit>/index.html can link
   just this one stylesheet.

   v2.0 — 2026-04-24 — extended with primitives for toast/banner/
   modal/table/skeleton/pagination/feature-gate/empty-state/tabs/
   quota meter/progress strip, plus admin-scope overrides.
   ============================================================ */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap");

:root {
  color-scheme: light;
  --bg: #faf9f6;
  --panel: #ffffff;
  --panel-strong: #fdfcfa;
  --surface: #f5f3ef;
  --ink: #111111;
  --muted: #7b7b78;
  --accent: #ff5600;
  --accent-dark: #cc4400;
  --accent-soft: rgba(255, 86, 0, 0.08);
  --accent-line: rgba(255, 86, 0, 0.20);
  --good: #067647;
  --good-soft: rgba(6, 118, 71, 0.08);
  --good-line: rgba(6, 118, 71, 0.20);
  --warn: #b54708;
  --warn-soft: rgba(181, 71, 8, 0.08);
  --warn-line: rgba(181, 71, 8, 0.20);
  --danger: #c41c1c;
  --danger-soft: rgba(196, 28, 28, 0.08);
  --danger-line: rgba(196, 28, 28, 0.20);
  --unknown: #7b7b78;
  --unknown-soft: rgba(123, 123, 120, 0.08);
  --unknown-line: rgba(123, 123, 120, 0.20);
  --line: #dedbd6;
  --line-strong: #c8c4bf;
  --radius-card: 8px;
  --radius-btn: 4px;
  --radius-nav: 6px;
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono: "Courier New", ui-monospace, SFMono-Regular, Menlo, monospace;
  --shadow-toast: 0 4px 24px rgba(0, 0, 0, 0.08);
  --shadow-modal: 0 4px 24px rgba(0, 0, 0, 0.10);
  --focus-ring: 0 0 0 3px rgba(255, 86, 0, 0.12);
}

/* Admin scope: overrides applied by wrapping in `.admin-scope`.
   Keeps 95% of the system identical; swaps brand accent to purple,
   sidebar to dark ink. */
.admin-scope {
  --accent: #6938ef;
  --accent-dark: #5322d3;
  --accent-soft: rgba(105, 56, 239, 0.08);
  --accent-line: rgba(105, 56, 239, 0.20);
  --focus-ring: 0 0 0 3px rgba(105, 56, 239, 0.14);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
img { max-width: 100%; display: block; }

/* ----- Type ----- */
h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.00;
  color: var(--ink);
}
h1 { font-size: clamp(40px, 7vw, 80px); letter-spacing: -2.4px; }
h2 { font-size: clamp(28px, 5vw, 54px); letter-spacing: -1.6px; }
h3 { font-size: clamp(20px, 3vw, 36px); letter-spacing: -0.96px; }
.section-title { font-size: 26px; font-weight: 500; letter-spacing: -0.72px; line-height: 1.10; }
.feature-title { font-size: clamp(18px, 2vw, 24px); font-weight: 500; letter-spacing: -0.48px; line-height: 1.15; }
p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.55; }
em { color: var(--accent); font-style: italic; }

/* ----- Mono labels ----- */
.eyebrow, .brand-tag, .chip, .mono-label, .kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.kicker { color: var(--muted); display: inline-block; }

/* ----- Buttons ----- */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 10px 20px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: #ffffff;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background .12s ease, color .12s ease, border-color .12s ease, transform .12s ease, opacity .12s ease;
  text-decoration: none;
  user-select: none;
}
.button:hover { transform: scale(1.06); }
.button:active { transform: scale(0.92); }
.button:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }
.button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.button.primary { background: #111111; color: #ffffff; border-color: #111111; }
.button.primary:hover:not(:disabled) { background: #1c1c1c; border-color: #1c1c1c; }
.button.primary.on-dark { background: var(--accent); border-color: var(--accent); }
.button.primary.on-dark:hover:not(:disabled) { background: #fff; color: #111; border-color: #fff; }
.button.secondary { background: transparent; color: #111111; border: 1px solid #111111; }
.button.secondary:hover:not(:disabled) { background: #111111; color: #ffffff; }
.button.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.button.ghost:hover:not(:disabled) { border-color: var(--ink); background: var(--surface); }
.button.danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }
.button.danger:hover:not(:disabled) { background: var(--danger); color: #fff; }
.button.sm { min-height: 36px; padding: 6px 14px; font-size: 13px; }
.button.xs { min-height: 28px; padding: 4px 10px; font-size: 12px; }

/* Icon-only button (delete, revoke, close) */
.icon-button {
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: 4px;
  background: #ffffff; color: var(--muted);
  cursor: pointer;
  transition: border-color .12s ease, color .12s ease, background .12s ease, transform .12s ease;
}
.icon-button:hover { color: var(--ink); border-color: var(--ink); transform: scale(1.06); }
.icon-button:active { transform: scale(0.92); }
.icon-button.danger { color: var(--danger); border-color: var(--danger-line); }
.icon-button.danger:hover { background: var(--danger); color: #fff; border-color: var(--danger); }
.icon-button svg { width: 16px; height: 16px; stroke: currentColor; stroke-width: 1.5; fill: none; }

/* ----- Inputs ----- */
input[type="text"], input[type="email"], input[type="password"],
input[type="search"], input[type="number"], input[type="datetime-local"],
textarea, select {
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #ffffff;
  color: var(--ink);
  outline: none;
  transition: border-color .12s ease, box-shadow .12s ease;
}
input:focus, textarea:focus, select:focus {
  border-color: #111111;
  box-shadow: var(--focus-ring);
}
input:disabled, select:disabled, textarea:disabled {
  background: var(--surface); color: var(--muted); cursor: not-allowed;
}
.field { display: grid; gap: 6px; }
.field label,
.field-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.field-hint { font-size: 13px; color: var(--muted); line-height: 1.55; }
.field-error {
  font-size: 13px; color: var(--danger); line-height: 1.55;
  display: flex; align-items: flex-start; gap: 6px;
}
.field-error::before {
  content: ''; width: 4px; height: 4px; border-radius: 50%;
  background: var(--danger); margin-top: 8px; flex-shrink: 0;
}
.field.has-error input, .field.has-error textarea, .field.has-error select {
  border-color: var(--danger);
}
.field.has-error input:focus { box-shadow: 0 0 0 3px rgba(196, 28, 28, 0.12); }
.field-group { display: grid; gap: 14px; }
.form-grid.two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid.three { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }

/* Checkbox */
.checkbox {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; cursor: pointer; user-select: none;
}
.checkbox input[type="checkbox"] {
  width: 16px; height: 16px; min-height: 16px;
  accent-color: var(--accent);
  margin: 0; padding: 0;
}

/* ----- Cards ----- */
.card, .panel {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: none;
}
.card-pad { padding: 20px 24px; }
.card-pad-lg { padding: 28px 32px; }

/* ----- Status badges ----- */
.status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.status::before {
  content: '';
  width: 5px; height: 5px; border-radius: 50%;
  background: currentColor;
}
.status.deliverable   { background: var(--good-soft);    color: var(--good);    border-color: var(--good-line); }
.status.risky         { background: var(--warn-soft);    color: var(--warn);    border-color: var(--warn-line); }
.status.undeliverable { background: var(--danger-soft);  color: var(--danger);  border-color: var(--danger-line); }
.status.unknown       { background: var(--unknown-soft); color: var(--unknown); border-color: var(--unknown-line); }
.status.processing    { background: var(--accent-soft);  color: var(--accent-dark); border-color: var(--accent-line); }
.status.active        { background: var(--good-soft);    color: var(--good);    border-color: var(--good-line); }
.status.queued        { background: var(--unknown-soft); color: var(--unknown); border-color: var(--unknown-line); }
.status.failed        { background: var(--danger-soft);  color: var(--danger);  border-color: var(--danger-line); }
.status.cancelled     { background: var(--unknown-soft); color: var(--unknown); border-color: var(--unknown-line); }

/* ----- Chips ----- */
.chip {
  display: inline-flex; align-items: center;
  padding: 4px 10px; border-radius: 4px;
  background: rgba(17,17,17,0.04); color: #111111; border: 1px solid var(--line);
}
.chip.good   { background: var(--good-soft);    color: var(--good);    border-color: var(--good-line); }
.chip.warn   { background: var(--warn-soft);    color: var(--warn);    border-color: var(--warn-line); }
.chip.danger,
.chip.bad    { background: var(--danger-soft);  color: var(--danger);  border-color: var(--danger-line); }
.chip.admin  { background: rgba(105, 56, 239, 0.08); color: #6938ef; border-color: rgba(105, 56, 239, 0.22); }
.chip.pro    { background: var(--accent-soft);  color: var(--accent-dark); border-color: var(--accent-line); }
.chip.locked { background: rgba(17,17,17,0.06); color: var(--ink); border-color: var(--line-strong); }
.chip.info   { background: rgba(17,17,17,0.04); color: var(--ink); border-color: var(--line); }
.brand-tag {
  display: inline-flex; align-items: center;
  padding: 4px 10px; border-radius: 4px;
  background: transparent; color: var(--accent);
  border: 1px solid var(--accent-line);
  width: fit-content; justify-self: start;
}
.eyebrow {
  display: inline-flex; align-items: center;
  padding: 6px 12px; border-radius: 4px;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid rgba(255, 86, 0, 0.4);
  width: fit-content;
}
.admin-scope .eyebrow { border-color: rgba(105, 56, 239, 0.4); }

/* ----- BANNERS (info / warn / danger / success) ----- */
.banner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: start;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
}
.banner-icon {
  width: 28px; height: 28px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 4px;
  font-family: var(--font-mono); font-size: 14px; font-weight: 500;
}
.banner-body { display: grid; gap: 4px; min-width: 0; }
.banner-title { font-size: 14px; font-weight: 500; color: var(--ink); letter-spacing: -0.01em; }
.banner-msg { font-size: 13px; color: var(--muted); line-height: 1.55; }
.banner-actions { display: inline-flex; gap: 8px; flex-shrink: 0; }
.banner.info    { background: rgba(17,17,17,0.02); border-color: var(--line); }
.banner.info    .banner-icon { background: var(--surface); color: var(--ink); border: 1px solid var(--line); }
.banner.warn    { background: var(--warn-soft); border-color: var(--warn-line); }
.banner.warn    .banner-icon { background: #fff; color: var(--warn); border: 1px solid var(--warn-line); }
.banner.warning { background: var(--warn-soft); border-color: var(--warn-line); }
.banner.warning .banner-icon { background: #fff; color: var(--warn); border: 1px solid var(--warn-line); }
.banner.danger  { background: var(--danger-soft); border-color: var(--danger-line); }
.banner.danger  .banner-icon { background: #fff; color: var(--danger); border: 1px solid var(--danger-line); }
.banner.success { background: var(--good-soft); border-color: var(--good-line); }
.banner.success .banner-icon { background: #fff; color: var(--good); border: 1px solid var(--good-line); }

/* ----- TOASTS (fixed bottom-right, 4 tones, auto-dismiss) ----- */
.toast-region {
  position: fixed; right: 20px; bottom: 20px;
  display: flex; flex-direction: column; gap: 10px;
  z-index: 9000;
  pointer-events: none;
}
.toast {
  display: flex; flex-direction: column; gap: 4px;
  min-width: 280px; max-width: 420px;
  padding: 12px 14px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-toast);
  animation: toast-in .22s ease-out both;
  pointer-events: auto;
}
/* tone accent via left border */
.toast.success { border-left: 3px solid var(--good);   }
.toast.warn,
.toast.warning { border-left: 3px solid var(--warn);   }
.toast.error,
.toast.danger  { border-left: 3px solid var(--danger); }
.toast.info    { border-left: 3px solid var(--ink);    }

/* inner layout from shell-ui.js output */
.toast-head {
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
}
.toast-title {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted); font-weight: 500;
}
.toast.success .toast-title { color: var(--good); }
.toast.warn    .toast-title,
.toast.warning .toast-title { color: #b54708; }
.toast.error   .toast-title,
.toast.danger  .toast-title { color: var(--danger); }

.toast-message,
.toast-msg { font-size: 14px; color: var(--ink); line-height: 1.4; }

.toast-close {
  width: 22px; height: 22px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border: 0; background: transparent; color: var(--muted);
  cursor: pointer; border-radius: 4px;
  font-size: 16px; line-height: 1;
}
.toast-close:hover { color: var(--ink); background: var(--surface); }

/* legacy dot (kept for backward compat) */
.toast-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ink); }
.toast.success .toast-dot { background: var(--good); }
.toast.warn    .toast-dot,
.toast.warning .toast-dot { background: var(--warn); }
.toast.error   .toast-dot,
.toast.danger  .toast-dot { background: var(--danger); }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: none; }
}

/* ----- MODALS ----- */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(17, 17, 17, 0.45);
  display: grid; place-items: center;
  padding: 20px;
  z-index: 70;
}
.modal {
  width: 100%; max-width: 520px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-modal);
  padding: 28px 32px;
  display: grid; gap: 14px;
}
.modal.wide { max-width: 720px; }
.modal-head { display: grid; gap: 6px; }
.modal-head .tag { color: var(--accent); }
.admin-scope .modal-head .tag { color: #6938ef; }
.modal-title {
  font-size: 24px; font-weight: 500; letter-spacing: -0.6px; line-height: 1.1;
}
.modal-sub { font-size: 14px; color: var(--muted); line-height: 1.55; }
.modal-body { display: grid; gap: 12px; }
.modal-actions {
  display: flex; gap: 10px; justify-content: flex-end;
  padding-top: 4px;
}
.modal-actions.spread { justify-content: space-between; }

/* ----- EMPTY STATES (pseudo-element illustration, no assets) ----- */
.empty {
  display: grid; place-items: center;
  gap: 14px;
  padding: 48px 24px;
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: var(--panel-strong);
}
.empty::before {
  content: '';
  width: 56px; height: 56px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background:
    linear-gradient(90deg, transparent 26px, var(--line) 26px, var(--line) 30px, transparent 30px) no-repeat,
    linear-gradient(180deg, transparent 26px, var(--line) 26px, var(--line) 30px, transparent 30px) no-repeat,
    #ffffff;
  box-shadow: inset 0 0 0 1px rgba(222, 219, 214, 0.3);
}
.empty-title { font-size: 18px; font-weight: 500; letter-spacing: -0.3px; color: var(--ink); line-height: 1.2; }
.empty-copy  { font-size: 14px; color: var(--muted); max-width: 44ch; line-height: 1.55; }
.empty-actions { display: inline-flex; gap: 10px; margin-top: 4px; }
.empty.inline { padding: 28px 20px; border-style: solid; }
.empty.inline::before { width: 40px; height: 40px; }

/* Empty variants with different pseudo glyphs (all CSS, no assets) */
.empty.variant-list::before {
  background:
    linear-gradient(#111, #111) no-repeat 10px 14px / 36px 1.5px,
    linear-gradient(#111, #111) no-repeat 10px 22px / 26px 1.5px,
    linear-gradient(#111, #111) no-repeat 10px 30px / 32px 1.5px,
    linear-gradient(#111, #111) no-repeat 10px 38px / 20px 1.5px,
    #ffffff;
}
.empty.variant-search::before {
  background:
    radial-gradient(circle at 22px 22px, transparent 10px, #111 10px, #111 11.5px, transparent 11.5px),
    linear-gradient(135deg, transparent 30px, #111 30px, #111 32px, transparent 32px),
    #ffffff;
  background-size: 100% 100%, 56px 56px;
  background-repeat: no-repeat;
}
.empty.variant-key::before {
  background:
    radial-gradient(circle at 20px 28px, transparent 8px, #111 8px, #111 9.5px, transparent 9.5px),
    linear-gradient(#111, #111) no-repeat 28px 27px / 18px 1.5px,
    linear-gradient(#111, #111) no-repeat 38px 27px / 1.5px 6px,
    linear-gradient(#111, #111) no-repeat 44px 27px / 1.5px 6px,
    #ffffff;
}

/* ----- PROGRESS STRIP (live/queued/processing/refining) ----- */
.progress-strip {
  display: grid; gap: 10px;
  padding: 16px 18px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.progress-strip-header {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; color: var(--ink);
}
.progress-live-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  animation: live-pulse 1.6s ease-in-out infinite;
  flex-shrink: 0;
}
.progress-title { font-weight: 500; letter-spacing: -0.01em; }
.progress-pct { margin-left: auto; font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.progress-bar-track {
  height: 6px; width: 100%;
  background: var(--surface);
  border-radius: 3px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%; background: var(--ink);
  transition: width .6s cubic-bezier(0.16, 1, 0.3, 1);
}
.progress-bar-fill-live-ambient {
  width: 100%;
  background: linear-gradient(90deg, var(--surface) 0%, var(--accent) 50%, var(--surface) 100%);
  background-size: 200% 100%;
  animation: progress-ambient 1.8s linear infinite;
}
.progress-copy { font-size: 13px; color: var(--muted); line-height: 1.55; }

@keyframes live-pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%     { opacity: 0.35; transform: scale(0.6); }
}
@keyframes progress-ambient {
  from { background-position: 0% 0%; }
  to   { background-position: 200% 0%; }
}

/* ----- QUOTA METER (API usage, billing limits) ----- */
.quota-meter {
  display: grid; gap: 14px;
  padding: 20px 22px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.quota-meter.warning { border-color: var(--warn-line); background: var(--warn-soft); }
.quota-head {
  display: grid; grid-template-columns: 1fr auto; gap: 14px; align-items: start;
}
.quota-title { font-size: 20px; font-weight: 500; letter-spacing: -0.4px; line-height: 1.1; }
.quota-track {
  height: 6px; width: 100%;
  background: var(--surface);
  border-radius: 3px; overflow: hidden;
}
.quota-fill { height: 100%; background: var(--ink); transition: width .6s ease; }
.quota-meter.warning .quota-fill { background: var(--warn); }
.quota-meta-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
.quota-meta-grid > div {
  display: grid; gap: 4px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-strong);
}
.quota-meta-label {
  font-family: var(--font-mono); font-size: 10px; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted);
}
.quota-foot { font-size: 13px; color: var(--muted); }

/* ----- DATA TABLE ----- */
.data-table-wrap {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.data-table thead th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--muted);
  padding: 12px 18px;
  background: var(--panel-strong);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.data-table thead th.sortable { cursor: pointer; user-select: none; }
.data-table thead th.sortable:hover { color: var(--ink); }
.data-table thead th .sort-arrow { opacity: 0.5; margin-left: 4px; }
.data-table thead th.sort-asc .sort-arrow,
.data-table thead th.sort-desc .sort-arrow { opacity: 1; color: var(--ink); }
.data-table tbody td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  vertical-align: middle;
}
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover td { background: var(--panel-strong); }
.data-table .col-mono { font-family: var(--font-mono); font-size: 13px; color: var(--muted); }
.data-table .col-right { text-align: right; }
.data-table .col-truncate {
  max-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ----- PAGINATION ----- */
.pager {
  display: flex; justify-content: space-between; align-items: center;
  gap: 14px;
  padding: 14px 18px;
}
.pager-info { font-size: 13px; color: var(--muted); }
.pager-controls { display: inline-flex; gap: 6px; align-items: center; }
.pager-btn {
  min-width: 36px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0 10px;
  border: 1px solid var(--line); border-radius: 4px;
  background: #ffffff; color: var(--ink);
  font-size: 13px; cursor: pointer;
  transition: border-color .12s ease, background .12s ease, color .12s ease;
}
.pager-btn:hover:not(:disabled) { border-color: var(--ink); background: var(--surface); }
.pager-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.pager-btn.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.pager-ellipsis { padding: 0 6px; color: var(--muted); font-family: var(--font-mono); font-size: 12px; }

/* ----- TABS ----- */
.tabs {
  display: inline-flex; gap: 4px;
  padding: 4px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 6px;
}
.tab {
  padding: 8px 14px;
  font-size: 13px; font-weight: 500;
  border-radius: 4px; border: 0; background: transparent;
  color: var(--muted); cursor: pointer;
  transition: background .12s ease, color .12s ease;
}
.tab:hover { color: var(--ink); }
.tab.active { background: #ffffff; color: var(--ink); box-shadow: 0 1px 2px rgba(0,0,0,0.04); }

/* Underline tabs (for page-level sectioning) */
.tabs-underline {
  display: flex; gap: 0; padding: 0; background: transparent; border: 0;
  border-bottom: 1px solid var(--line);
}
.tabs-underline .tab {
  padding: 12px 18px; border-radius: 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tabs-underline .tab.active {
  background: transparent; box-shadow: none;
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* ----- SKELETON / SHIMMER ----- */
.skeleton {
  display: block;
  background: linear-gradient(90deg, var(--surface) 0%, #eee8e0 50%, var(--surface) 100%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.6s linear infinite;
  border-radius: 4px;
}
.skeleton.line { height: 14px; }
.skeleton.line-sm { height: 10px; }
.skeleton.line-lg { height: 20px; }
.skeleton.block { height: 120px; border-radius: 8px; }
.skeleton.circle { width: 32px; height: 32px; border-radius: 50%; }
@keyframes skeleton-shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* ----- FEATURE GATE / LOCKED CARD ----- */
.feature-gate {
  padding: 28px 32px;
  background: var(--panel-strong);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid; gap: 10px;
}
.feature-gate .brand-tag { margin-bottom: 4px; }
.feature-gate-title {
  font-size: 22px; font-weight: 500; letter-spacing: -0.4px; line-height: 1.15;
  color: var(--ink);
}
.feature-gate-copy { font-size: 14px; color: var(--muted); line-height: 1.55; max-width: 56ch; }
.feature-gate-actions { display: inline-flex; gap: 10px; margin-top: 6px; flex-wrap: wrap; }

/* ----- DROPDOWN / SELECT MENU (non-native, for richer options) ----- */
.dropdown {
  position: relative; display: inline-block;
}
.dropdown-menu {
  position: absolute; top: calc(100% + 4px); right: 0;
  min-width: 220px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: var(--shadow-toast);
  padding: 6px;
  display: grid; gap: 2px;
  z-index: 20;
}
.dropdown-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 4px;
  font-size: 14px; color: var(--ink); cursor: pointer;
  border: 0; background: transparent; text-align: left; width: 100%;
}
.dropdown-item:hover { background: var(--surface); }
.dropdown-item.danger { color: var(--danger); }
.dropdown-divider { height: 1px; background: var(--line); margin: 4px 0; }

/* ----- TOOLTIP ----- */
.tip {
  position: relative; display: inline-block;
  border-bottom: 1px dotted var(--line-strong);
  cursor: help;
}
.tip::after {
  content: attr(data-tip);
  position: absolute; bottom: calc(100% + 6px); left: 50%;
  transform: translateX(-50%);
  padding: 6px 10px;
  background: var(--ink); color: #ffffff;
  font-size: 12px; white-space: nowrap;
  border-radius: 4px;
  opacity: 0; pointer-events: none;
  transition: opacity .12s ease;
  z-index: 30;
}
.tip:hover::after, .tip:focus::after { opacity: 1; }

/* ----- FILTER BAR (inline filters above tables) ----- */
.filter-bar {
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  padding: 14px 18px;
  background: var(--panel-strong);
  border: 1px solid var(--line);
  border-radius: 6px;
}
.filter-bar .search {
  flex: 1 1 240px; min-height: 36px; padding: 8px 12px; font-size: 13px;
}
.filter-bar .chip-filter {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 6px 10px; border: 1px solid var(--line); border-radius: 4px;
  background: #fff; color: var(--muted);
  font-size: 12px; cursor: pointer;
  transition: border-color .12s ease, color .12s ease;
}
.filter-bar .chip-filter.active { color: var(--ink); border-color: var(--ink); background: var(--surface); }

/* ----- METRIC CARDS (summary grids) ----- */
.metric-grid-4 {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
.metric-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px 20px;
  display: grid; gap: 8px;
  transition: border-color .12s ease, background .12s ease;
}
.metric-card.interactive { cursor: pointer; }
.metric-card.interactive:hover { border-color: var(--ink); background: var(--panel-strong); }
.metric-card.active { border-color: var(--ink); background: var(--panel-strong); }
.metric-kicker {
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted);
}
.metric-value {
  font-size: 40px; font-weight: 400; letter-spacing: -1.5px; line-height: 1;
  color: var(--ink);
}
.metric-value.good-value    { color: var(--good); }
.metric-value.warn-value    { color: var(--warn); }
.metric-value.danger-value  { color: var(--danger); }
.metric-value.unknown-value { color: var(--unknown); }
.metric-detail {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--muted);
}
.metric-detail-meta { font-family: var(--font-mono); letter-spacing: 0.04em; }

/* ----- SECTION HELPERS ----- */
.section-head {
  display: flex; justify-content: space-between; align-items: end;
  gap: 14px; flex-wrap: wrap;
}
.section-copy { color: var(--muted); font-size: 14px; max-width: 60ch; }
.stack { display: grid; gap: 14px; }
.stack-lg { display: grid; gap: 24px; }
.stack-xl { display: grid; gap: 40px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row-between { display: flex; gap: 10px; align-items: center; justify-content: space-between; }

/* ----- Utility ----- */
.u-mt-0 { margin-top: 0 !important; }
.u-mt-4 { margin-top: 4px; }
.u-mt-8 { margin-top: 8px; }
.u-mt-10 { margin-top: 10px; }
.u-mt-12 { margin-top: 12px; }
.u-mt-14 { margin-top: 14px; }
.u-mt-16 { margin-top: 16px; }
.u-mt-20 { margin-top: 20px; }
.u-mt-24 { margin-top: 24px; }
.u-mt-32 { margin-top: 32px; }
.u-mt-40 { margin-top: 40px; }
.u-muted { color: var(--muted); }
.u-ink   { color: var(--ink); }
.u-mono  { font-family: var(--font-mono); }
.u-nowrap { white-space: nowrap; }
.u-truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Dashed divider */
.hr { border: 0; border-top: 1px solid var(--line); margin: 0; }
.hr-dashed { border: 0; border-top: 1px dashed var(--line); margin: 0; }

/* ===========================================================================
   Admin shell — single-purpose chrome for /admin and /admin/verify.
   Inherits ALL color/spacing/typography from the workspace tokens above.
   No separate admin-ui.css file by design — admin should look like the
   rest of MailCull, not a black-box console.
   =========================================================================== */

.admin-page {
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
}
.admin-frame {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}
.admin-topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.admin-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--ink);
}
.admin-brand-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}
.admin-brand .scope-pill {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 600;
}
.admin-nav {
  display: flex;
  gap: 4px;
  flex: 1;
  flex-wrap: wrap;
}
.admin-nav-item {
  background: transparent;
  border: none;
  color: var(--muted);
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  cursor: pointer;
  border-radius: 6px;
  transition: color 0.12s ease, background 0.12s ease;
}
.admin-nav-item:hover { color: var(--ink); background: rgba(17, 17, 17, 0.04); }
.admin-nav-item.active {
  color: var(--accent-dark);
  background: var(--accent-soft);
}
.admin-user {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--muted);
}
.admin-user-name { font-weight: 500; color: var(--ink); }
.admin-body { padding: 0 0 48px; }

/* Compact user row in the Users tab. Hover hint that it's clickable
   (the [Manage] button is the actual action; the row itself isn't
   click-through, but the affordance helps scan-readability). */
.admin-user-list { display: flex; flex-direction: column; gap: 8px; }
.admin-user-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  transition: border-color 0.12s ease;
}
.admin-user-row:hover { border-color: var(--line-strong); }
.admin-user-row-name { font-weight: 600; color: var(--ink); margin-bottom: 2px; }
.admin-user-row-name .muted-inline { font-weight: 400; color: var(--muted); font-size: 13px; }
.admin-user-row-meta { font-size: 13px; color: var(--muted); }
.admin-user-row-chips { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.admin-user-row-actions { display: flex; gap: 8px; }
@media (max-width: 720px) {
  .admin-user-row { grid-template-columns: 1fr; }
}

/* Manage user modal — light backdrop, white panel, workspace-style tabs */
body.admin-modal-open { overflow: hidden; }
.admin-modal-host { position: fixed; inset: 0; z-index: 1000; }
.admin-modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(17, 17, 17, 0.55);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  overflow-y: auto;
  animation: adminModalFade 0.12s ease;
}
@keyframes adminModalFade {
  from { opacity: 0; }
  to { opacity: 1; }
}
.admin-modal {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  width: min(820px, 100%);
  box-shadow: 0 20px 60px rgba(17, 17, 17, 0.18);
  display: flex;
  flex-direction: column;
}
.admin-modal-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; padding: 20px 24px 12px;
  border-bottom: 1px solid var(--line);
}
.admin-modal-head .meta { color: var(--muted); font-size: 13px; }
.admin-modal-head .icon-button { font-size: 20px; line-height: 1; }
.admin-modal-nav {
  display: flex; gap: 4px; padding: 8px 24px 0;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
}
.admin-modal-nav-item {
  background: transparent; border: none;
  padding: 10px 14px;
  color: var(--muted); font-size: 14px; font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.12s ease, border-color 0.12s ease;
  white-space: nowrap;
}
.admin-modal-nav-item:hover { color: var(--ink); }
.admin-modal-nav-item.active { color: var(--accent-dark); border-bottom-color: var(--accent); }
.admin-modal-body { padding: 20px 24px 24px; max-height: 70vh; overflow-y: auto; }

/* Section labels inside the modal — subtle, used for "Profile",
   "Security", "Plan history" etc. */
.admin-section-label {
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted); font-weight: 600; margin-bottom: 8px;
}
.admin-stack-gap-sm > * + * { margin-top: 12px; }
.admin-stack-gap-sm { margin-top: 20px; }

/* Inline chips for status / plan / source etc. Picks up workspace .chip */
.chip.good { background: rgba(34, 162, 110, 0.12); color: #1f7a52; border-color: rgba(34, 162, 110, 0.3); }
.chip.warn { background: rgba(217, 119, 6, 0.12); color: #9a5b00; border-color: rgba(217, 119, 6, 0.3); }
.chip.danger { background: rgba(220, 38, 38, 0.10); color: #a8302d; border-color: rgba(220, 38, 38, 0.3); }

/* History strip used for plan changes, webhooks, transactions, sessions */
.admin-history-list { display: flex; flex-direction: column; gap: 8px; }
.admin-history-item {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 10px 12px;
  background: rgba(17, 17, 17, 0.02);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 13px;
}
.admin-history-item.danger {
  background: rgba(220, 38, 38, 0.04);
  border-color: rgba(220, 38, 38, 0.25);
}
.admin-history-item .muted-inline { color: var(--muted); }

/* QA + Health dashboard panels — small data-dense cards */
.admin-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}
.admin-stat-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
}
.admin-stat-label { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.admin-stat-value { font-size: 22px; font-weight: 600; color: var(--ink); margin-top: 4px; }
.admin-stat-value.status-good { color: #1f7a52; }
.admin-stat-value.status-warn { color: #9a5b00; }
.admin-stat-value.status-danger { color: #a8302d; }

.admin-metric-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
}
.admin-metric-card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 6px; }
.admin-metric-name { font-weight: 600; color: var(--ink); font-size: 14px; }
.admin-metric-meta { font-size: 12px; color: var(--muted); line-height: 1.6; }

/* Pager for paginated lists */
.admin-pager {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 16px; gap: 12px;
}