:root {
  color-scheme: dark;
  --bg: #03070d;
  --panel: #111821;
  --panel-strong: #151d28;
  --line: rgba(148, 163, 184, .26);
  --line-strong: rgba(203, 213, 225, .36);
  --text: #f8fafc;
  --muted: #9aa7b6;
  --soft: #cbd5e1;
  --accent: #d8dde5;
  --accent-ink: #080b10;
  --ok: #6ee7b7;
  --warn: #fbbf24;
  --danger: #fca5a5;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(30, 41, 59, .42), transparent 36rem),
    var(--bg);
  color: var(--text);
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.client-portal-shell {
  width: min(1440px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: 24px;
}

.portal-access {
  min-height: calc(100vh - 48px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 440px);
  gap: 24px;
  align-items: center;
}

.portal-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.portal-brand.is-compact h1 {
  font-size: 18px;
}

.portal-brand h1,
.portal-card h2,
.portal-detail-panel h3 {
  margin: 0;
  letter-spacing: 0;
}

.portal-brand h1 {
  font-size: 36px;
  line-height: 1.05;
}

.portal-brand p,
.portal-card p,
.portal-empty p,
.portal-section-head p,
.portal-detail-head p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.portal-mark {
  width: 54px;
  height: 54px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: linear-gradient(180deg, #202833, #0b1119);
  color: var(--text);
  font-size: 30px;
  font-weight: 650;
  flex: 0 0 auto;
}

.portal-card,
.portal-header,
.portal-stat {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(21, 29, 40, .94), rgba(10, 15, 23, .96));
  box-shadow: 0 18px 50px rgba(0, 0, 0, .28);
  border-radius: 8px;
}

.portal-login {
  display: grid;
  gap: 16px;
  padding: 24px;
}

.portal-login label,
.portal-upload label {
  display: grid;
  gap: 8px;
  color: var(--soft);
}

.portal-login input,
.portal-upload input {
  min-height: 46px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(3, 7, 13, .64);
  color: var(--text);
  padding: 0 14px;
  outline: none;
}

.portal-login input:focus,
.portal-upload input:focus {
  border-color: rgba(226, 232, 240, .72);
  box-shadow: 0 0 0 3px rgba(148, 163, 184, .18);
}

.portal-primary,
.portal-secondary {
  min-height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 0 16px;
  transition: border-color .15s ease, transform .15s ease, background .15s ease;
}

.portal-primary {
  background: linear-gradient(180deg, #f8fafc, #d8dde5);
  color: var(--accent-ink);
  font-weight: 700;
}

.portal-secondary {
  background: rgba(15, 23, 42, .7);
  color: var(--text);
}

.portal-primary:hover,
.portal-secondary:hover {
  border-color: rgba(248, 250, 252, .8);
  transform: translateY(-1px);
}

.portal-workspace {
  display: grid;
  gap: 18px;
}

.portal-header {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px;
}

.portal-header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.portal-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.portal-stat {
  padding: 16px;
  display: grid;
  gap: 10px;
}

.portal-stat span {
  color: var(--muted);
}

.portal-stat strong {
  font-size: 28px;
}

.portal-layout {
  display: grid;
  grid-template-columns: minmax(300px, 390px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.portal-list-panel,
.portal-detail-panel {
  min-height: 520px;
  padding: 18px;
}

.portal-request-list,
.portal-compact-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.portal-request-card {
  width: 100%;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(15, 23, 42, .54);
  color: var(--text);
  padding: 14px;
  display: grid;
  gap: 8px;
}

.portal-request-card.is-active {
  border-color: rgba(248, 250, 252, .78);
  background: rgba(30, 41, 59, .72);
}

.portal-row-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.portal-row-copy,
.portal-file-row,
.portal-message-row {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.portal-badge,
.portal-kicker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 26px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--soft);
  background: rgba(3, 7, 13, .46);
  white-space: nowrap;
}

.portal-badge.is-ok {
  color: var(--ok);
}

.portal-badge.is-warn {
  color: var(--warn);
}

.portal-badge.is-danger {
  color: var(--danger);
}

.portal-detail-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.portal-upload {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: end;
  margin: 16px 0;
}

.portal-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.portal-file-row,
.portal-message-row,
.portal-empty-row {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(3, 7, 13, .36);
  padding: 12px;
}

.portal-empty {
  min-height: 480px;
  display: grid;
  align-content: center;
  justify-items: center;
  text-align: center;
}

.portal-empty-row {
  color: var(--muted);
}

.portal-toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  max-width: min(420px, calc(100vw - 48px));
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: #111821;
  color: var(--text);
  padding: 14px 16px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, .36);
}

.portal-toast.is-error {
  border-color: rgba(252, 165, 165, .72);
}

[hidden] {
  display: none !important;
}

@media (max-width: 860px) {
  .client-portal-shell {
    padding: 14px;
  }

  .portal-access,
  .portal-layout,
  .portal-detail-grid,
  .portal-upload,
  .portal-summary {
    grid-template-columns: 1fr;
  }

  .portal-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .portal-header-actions,
  .portal-header-actions .portal-secondary {
    width: 100%;
  }
}