/* Mail app — design system */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Instrument+Sans:wght@400;500;600;700&display=swap');

:root {
  --bg0: #f4f6fb;
  --bg1: #e8ecf6;
  --surface: #ffffff;
  --surface2: rgba(255, 255, 255, 0.72);
  --text: #0f172a;
  --text2: #475569;
  --muted: #64748b;
  --border: rgba(15, 23, 42, 0.08);
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.06), 0 24px 48px -12px rgba(15, 23, 42, 0.12);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --accent: #0d9488;
  --accent2: #14b8a6;
  --accent-dim: rgba(13, 148, 136, 0.12);
  --danger: #dc2626;
  --danger-bg: rgba(220, 38, 38, 0.08);
  --success: #059669;
  --success-bg: rgba(5, 150, 105, 0.1);
  --radius: 14px;
  --radius-sm: 10px;
  --font: 'Instrument Sans', system-ui, sans-serif;
  --font-mono: ui-monospace, 'Cascadia Code', monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body.app {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(13, 148, 136, 0.14), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(99, 102, 241, 0.1), transparent 50%),
    linear-gradient(180deg, var(--bg0) 0%, var(--bg1) 100%);
}

/* Top bar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  background: var(--surface2);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.topbar__brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 1.05rem;
  color: var(--text);
  text-decoration: none;
}

.topbar__brand svg {
  flex-shrink: 0;
}

.topbar__nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.topbar__nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text2);
  text-decoration: none;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  transition: background 0.15s, color 0.15s;
}

.topbar__nav a:hover {
  background: rgba(15, 23, 42, 0.06);
  color: var(--text);
}

.topbar__nav a.is-active {
  background: var(--accent-dim);
  color: var(--accent);
}

/* Page layout */
.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.75rem 1.25rem 3.5rem;
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .page--split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

.hero {
  padding: 0.25rem 0 0;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin: 0 0 0.5rem;
}

.hero__title {
  font-family: 'DM Sans', var(--font);
  font-size: clamp(1.65rem, 3vw, 2.15rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 0.75rem;
  color: var(--text);
}

.hero__lead {
  margin: 0;
  color: var(--text2);
  font-size: 1rem;
  max-width: 36ch;
}

.hero__meta {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text2);
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid var(--border);
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
}

/* Card */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem 1.35rem;
}

@media (min-width: 600px) {
  .card {
    padding: 1.75rem 1.75rem;
  }
}

.card__title {
  font-family: 'DM Sans', var(--font);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

/* Alerts */
.alert {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  margin-bottom: 1.1rem;
  border: 1px solid transparent;
}

.alert--success {
  background: var(--success-bg);
  border-color: rgba(5, 150, 105, 0.25);
  color: #065f46;
}

.alert--error {
  background: var(--danger-bg);
  border-color: rgba(220, 38, 38, 0.2);
  color: #991b1b;
}

.alert__icon {
  flex-shrink: 0;
  margin-top: 0.1rem;
}

/* Form */
.form-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 560px) {
  .form-grid--2 {
    grid-template-columns: 1fr 1fr;
    gap: 1rem 1.25rem;
  }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field label,
label.field-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text2);
  letter-spacing: 0.01em;
}

.field input[type='text'],
.field input[type='email'],
.field input[type='password'],
.field textarea,
.field select {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: #f8fafc;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}

.field input:hover,
.field textarea:hover {
  background: #fff;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: rgba(13, 148, 136, 0.45);
  box-shadow: 0 0 0 3px var(--accent-dim);
  background: #fff;
}

.field textarea {
  min-height: 10rem;
  resize: vertical;
}

.field textarea.is-tall {
  min-height: 14rem;
}

.field-hint {
  font-size: 0.78rem;
  color: var(--muted);
  margin: 0;
}

/* Checkbox row */
.check {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--text2);
  cursor: pointer;
  user-select: none;
}

.check input {
  margin-top: 0.2rem;
  accent-color: var(--accent);
  width: 1rem;
  height: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.7rem 1.25rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: transform 0.12s, box-shadow 0.15s, background 0.15s;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, #0f766e 100%);
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.35);
}

.btn--primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(13, 148, 136, 0.4);
}

.btn--ghost {
  background: transparent;
  color: var(--text2);
  border: 1px solid var(--border);
}

.btn--ghost:hover {
  background: rgba(15, 23, 42, 0.04);
  color: var(--text);
}

.form-actions {
  margin-top: 0.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

/* Login narrow */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.25rem;
  background:
    radial-gradient(800px 400px at 50% -20%, rgba(13, 148, 136, 0.18), transparent 55%),
    linear-gradient(180deg, var(--bg0) 0%, var(--bg1) 100%);
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem 1.75rem;
}

.login-card h1 {
  font-family: 'DM Sans', var(--font);
  font-size: 1.35rem;
  margin: 0 0 0.35rem;
  letter-spacing: -0.02em;
}

.login-card .sub {
  margin: 0 0 1.5rem;
  color: var(--text2);
  font-size: 0.92rem;
}

/* Bulk main */
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-head h1 {
  font-family: 'DM Sans', var(--font);
  font-size: clamp(1.4rem, 2.5vw, 1.75rem);
  margin: 0;
  letter-spacing: -0.03em;
}

.notice {
  font-size: 0.88rem;
  color: var(--text2);
  background: rgba(15, 23, 42, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  margin-bottom: 1.25rem;
}

.notice code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: rgba(15, 23, 42, 0.06);
  padding: 0.15rem 0.35rem;
  border-radius: 6px;
}

/* Table */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  margin-top: 1.5rem;
}

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

table.data th,
table.data td {
  text-align: left;
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border);
}

table.data th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  color: var(--muted);
  background: #f8fafc;
}

table.data tr:last-child td {
  border-bottom: none;
}

table.data .ok {
  color: var(--success);
  font-weight: 600;
}

table.data .fail {
  color: var(--danger);
  font-weight: 600;
}

table.data .skip {
  color: var(--muted);
}

.footer-note {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--muted);
}

.footer-note code {
  font-family: var(--font-mono);
  font-size: 0.85em;
}

h2.section {
  font-family: 'DM Sans', var(--font);
  font-size: 1.05rem;
  margin: 2rem 0 0.75rem;
  letter-spacing: -0.02em;
}