:root {
  --bg: #090d14;
  --panel: rgba(18, 26, 42, 0.76);
  --panel-strong: rgba(23, 34, 54, 0.92);
  --line: rgba(141, 162, 196, 0.22);
  --text: #f4f7fb;
  --muted: #9aa8bd;
  --blue: #72d7ff;
  --green: #61e6a0;
  --red: #ff6d7a;
  --yellow: #ffd166;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
}

a {
  color: inherit;
}

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 12% 18%, rgba(114, 215, 255, 0.18), transparent 24%),
    radial-gradient(circle at 86% 12%, rgba(97, 230, 160, 0.11), transparent 25%),
    linear-gradient(135deg, #090d14 0%, #111727 52%, #081019 100%);
}

.topbar,
.footer,
.app-shell,
.verify-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--blue);
  background: rgba(255, 255, 255, 0.06);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 18px;
}

.brand small,
.footer,
.lead,
.panel p,
.metric-card span,
.list-item span,
.verify-note {
  color: var(--muted);
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.top-actions a {
  padding: 9px 12px;
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

.top-actions a:hover {
  color: var(--text);
}

.app-shell {
  padding: 28px 0 42px;
}

.auth-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 420px);
  gap: 28px;
  align-items: center;
  min-height: calc(100vh - 170px);
}

.auth-copy h1,
.dashboard-header h1 {
  margin: 8px 0 14px;
  font-size: clamp(34px, 5vw, 68px);
  line-height: 1.02;
  letter-spacing: 0;
}

.lead {
  width: min(620px, 100%);
  font-size: 18px;
  line-height: 1.65;
}

.eyebrow {
  margin: 0;
  color: var(--blue);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 12px;
}

.flow-strip,
.button-row,
.item-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.flow-strip {
  margin-top: 28px;
}

.flow-strip span {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.flow-strip i {
  color: var(--blue);
}

.card-glass {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.auth-panel,
.panel,
.verify-card {
  padding: 24px;
}

.tabs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}

.tab-button,
.btn-secondary,
.icon-button,
.file-button {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
}

.tab-button {
  padding: 11px;
  cursor: pointer;
}

.tab-button.active {
  border-color: rgba(114, 215, 255, 0.7);
  color: var(--bg);
  background: var(--blue);
}

.auth-form,
.stack-form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  outline: none;
  background: rgba(0, 0, 0, 0.24);
  padding: 0 12px;
  font: inherit;
}

select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  outline: none;
  background: rgba(0, 0, 0, 0.24);
  padding: 0 12px;
  font: inherit;
}

input:focus {
  border-color: rgba(114, 215, 255, 0.8);
}

.checkbox-line {
  grid-template-columns: 18px 1fr;
  align-items: start;
}

.checkbox-line input {
  width: 18px;
  min-height: 18px;
  margin-top: 2px;
}

button,
.file-button,
.icon-button {
  font: inherit;
  cursor: pointer;
}

.btn-primary,
.btn-secondary,
.file-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 16px;
  border-radius: var(--radius);
  text-decoration: none;
}

.btn-primary {
  border: 0;
  color: #06111d;
  background: linear-gradient(135deg, var(--blue), var(--green));
  font-weight: 800;
}

.btn-secondary:hover,
.file-button:hover,
.icon-button:hover {
  border-color: rgba(114, 215, 255, 0.55);
}

.full-width {
  width: 100%;
}

.hidden {
  display: none !important;
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 18px;
}

.status-pill {
  padding: 10px 14px;
  border: 1px solid rgba(97, 230, 160, 0.45);
  border-radius: var(--radius);
  color: var(--green);
  background: rgba(97, 230, 160, 0.09);
}

.metrics,
.work-grid,
.flow-grid,
.two-col {
  display: grid;
  gap: 16px;
}

.metrics {
  grid-template-columns: repeat(3, 1fr);
  margin-bottom: 16px;
}

.metric-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.metric-card strong,
.metric-card span {
  display: block;
}

.metric-card strong {
  margin-top: 8px;
  font-size: 26px;
}

.work-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel {
  min-height: 360px;
}

.panel-title {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.panel-title > span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  color: var(--blue);
  background: rgba(114, 215, 255, 0.1);
}

.panel-title h2 {
  margin: 0 0 5px;
  font-size: 20px;
}

.prompt-box {
  min-height: 108px;
  margin-bottom: 16px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  line-height: 1.6;
  background: rgba(0, 0, 0, 0.2);
}

.file-button input,
.file-drop input {
  display: none;
}

.audio-preview {
  width: 100%;
  margin: 14px 0;
}

.file-drop {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 92px;
  border: 1px dashed rgba(114, 215, 255, 0.45);
  border-radius: var(--radius);
  color: var(--text);
  background: rgba(114, 215, 255, 0.06);
  cursor: pointer;
}

.file-drop i {
  color: var(--blue);
}

.result-box {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.notice {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px;
  border-radius: var(--radius);
  line-height: 1.45;
}

.notice.success {
  border: 1px solid rgba(97, 230, 160, 0.42);
  background: rgba(97, 230, 160, 0.1);
}

.notice.error {
  border: 1px solid rgba(255, 109, 122, 0.42);
  background: rgba(255, 109, 122, 0.1);
}

.notice.info {
  border: 1px solid rgba(114, 215, 255, 0.42);
  background: rgba(114, 215, 255, 0.1);
}

.certificate-panel,
.flow-diagram {
  margin-top: 16px;
}

.list {
  display: grid;
  gap: 10px;
}

.list-item {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
}

.list-item strong,
.list-item span {
  display: block;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  text-decoration: none;
}

.empty-state {
  padding: 18px;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
}

.flow-diagram {
  padding: 24px 0 0;
}

.flow-diagram h2 {
  margin: 0 0 14px;
}

.flow-grid {
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
}

.two-col,
.three-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.three-col {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.search-form {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.match-list {
  display: grid;
  gap: 8px;
}

.match-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
}

.match-row strong,
.match-row span {
  display: block;
}

.match-row span {
  color: var(--muted);
  font-size: 12px;
}

.match-row b {
  color: var(--green);
}

.analysis-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.analysis-grid div {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  overflow-wrap: anywhere;
}

.analysis-grid span,
.analysis-grid strong {
  display: block;
}

.analysis-grid span {
  color: var(--muted);
  font-size: 12px;
}

.analysis-grid strong {
  margin-top: 5px;
}

.dataset-box {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.dataset-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
}

.dataset-row strong,
.dataset-row span,
.dataset-row small {
  display: block;
}

.dataset-row span,
.dataset-row small {
  color: var(--muted);
}

.dataset-row small {
  margin-top: 5px;
  line-height: 1.45;
}

.dataset-row b.ready {
  color: var(--green);
}

.dataset-row b.missing {
  color: var(--yellow);
}

.permission-list {
  margin-top: 16px;
}

.readiness-summary {
  display: grid;
  gap: 12px;
}

.readiness-cards {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.readiness-block {
  display: grid;
  gap: 8px;
}

.readiness-block h3 {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.readiness-actions div {
  display: grid;
  gap: 6px;
}

.review-list {
  margin-top: 16px;
}

.permission-status {
  color: var(--green);
}

.permission-status.withdrawn {
  color: var(--yellow);
}

.flow-grid div {
  min-height: 120px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-strong);
}

.flow-grid strong {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  border-radius: 50%;
  color: #06111d;
  background: var(--blue);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0 32px;
  font-size: 13px;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
  max-width: min(420px, calc(100% - 36px));
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  background: #152033;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast.error {
  border-color: rgba(255, 109, 122, 0.45);
}

.toast.success {
  border-color: rgba(97, 230, 160, 0.45);
}

.verify-shell {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 28px 0;
}

.verify-card {
  width: min(760px, 100%);
}

.verify-brand {
  margin-bottom: 22px;
}

.verify-list {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 12px;
  margin: 20px 0;
}

.verify-list dt {
  color: var(--muted);
}

.verify-list dd {
  margin: 0;
  overflow-wrap: anywhere;
}

@media (max-width: 820px) {
  .topbar,
  .dashboard-header,
  .footer,
  .list-item {
    align-items: flex-start;
    flex-direction: column;
  }

  .top-actions {
    width: 100%;
    overflow-x: auto;
  }

  .auth-grid,
  .work-grid,
  .metrics,
  .flow-grid,
  .two-col,
  .three-col,
  .analysis-grid {
    grid-template-columns: 1fr;
  }

  .auth-copy h1,
  .dashboard-header h1 {
    font-size: 38px;
  }

  .verify-list {
    grid-template-columns: 1fr;
  }
}