:root {
  --ai-bg: #0f1321;
  --ai-bg-soft: #171d31;
  --ai-surface: rgba(20, 25, 43, 0.82);
  --ai-surface-strong: rgba(14, 18, 32, 0.92);
  --ai-surface-light: rgba(248, 250, 255, 0.88);
  --ai-border: rgba(138, 171, 255, 0.18);
  --ai-border-strong: rgba(255, 158, 211, 0.45);
  --ai-text: #f8fbff;
  --ai-text-muted: #bbcae9;
  --ai-title: #ffffff;
  --ai-accent: #ff8ecd;
  --ai-accent-soft: #ffd0ec;
  --ai-secondary: #84d7ff;
  --ai-success: #88f7c5;
  --ai-warning: #ffd37e;
  --ai-danger: #ff7d92;
  --ai-shadow: 0 28px 80px rgba(3, 9, 24, 0.45);
  --ai-radius-xl: 28px;
  --ai-radius-lg: 22px;
  --ai-radius-md: 16px;
  --ai-radius-sm: 12px;
  --ai-font-body: 'Space Grotesk', sans-serif;
  --ai-font-heading: 'M PLUS Rounded 1c', sans-serif;
}

html[data-theme='light'] {
  --ai-bg: #f6f8ff;
  --ai-bg-soft: #ffffff;
  --ai-surface: rgba(255, 255, 255, 0.9);
  --ai-surface-strong: rgba(255, 255, 255, 0.96);
  --ai-border: rgba(94, 113, 168, 0.18);
  --ai-border-strong: rgba(255, 142, 205, 0.5);
  --ai-text: #18203b;
  --ai-text-muted: #51607d;
  --ai-title: #10182e;
  --ai-shadow: 0 24px 70px rgba(129, 150, 204, 0.22);
}

html[data-accessibility='on'] {
  --ai-border: rgba(255, 255, 255, 0.45);
  --ai-border-strong: rgba(255, 211, 126, 0.9);
}

* {
  box-sizing: border-box;
}

body.ai-shell {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(255, 142, 205, 0.14), transparent 38%),
    radial-gradient(circle at bottom right, rgba(132, 215, 255, 0.16), transparent 34%),
    linear-gradient(145deg, #0a0d17 0%, var(--ai-bg) 42%, #1f1634 100%);
  color: var(--ai-text);
  font-family: var(--ai-font-body);
  position: relative;
  overflow-x: clip;
}

html[data-theme='light'] body.ai-shell {
  background:
    radial-gradient(circle at top left, rgba(255, 142, 205, 0.2), transparent 40%),
    radial-gradient(circle at bottom right, rgba(132, 215, 255, 0.18), transparent 34%),
    linear-gradient(155deg, #f7fbff 0%, #f0f4ff 45%, #fff8fd 100%);
}

.ai-bg-orb,
.ai-bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.ai-bg-orb {
  width: 32rem;
  height: 32rem;
  border-radius: 999px;
  filter: blur(56px);
  opacity: 0.35;
}

.ai-bg-orb-a {
  background: rgba(255, 142, 205, 0.45);
  top: -10rem;
  left: -8rem;
}

.ai-bg-orb-b {
  background: rgba(132, 215, 255, 0.38);
  right: -10rem;
  bottom: -10rem;
}

.ai-bg-grid {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 2.8rem 2.8rem;
  mask-image: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.88), transparent);
  opacity: 0.18;
}

.ai-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(10, 13, 23, 0.58);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.ai-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  color: inherit;
  text-decoration: none;
  min-width: 0;
}

.ai-brand-mark {
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  border-radius: 18px;
  font-family: var(--ai-font-heading);
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--ai-accent), var(--ai-secondary));
  box-shadow: 0 0 32px rgba(255, 142, 205, 0.35);
}

.ai-brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.ai-brand-copy strong,
h1, h2, h3 {
  font-family: var(--ai-font-heading);
}

.ai-brand-copy span {
  font-size: 0.84rem;
  color: var(--ai-text-muted);
}

.ai-page {
  width: min(1380px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 4rem;
  display: grid;
  gap: 1.4rem;
  position: relative;
  z-index: 1;
}

.ai-hero,
.ai-grid {
  display: grid;
  gap: 1.2rem;
}

.ai-hero {
  grid-template-columns: minmax(0, 1.6fr) minmax(320px, 0.9fr);
  align-items: stretch;
}

.ai-hero-copy,
.ai-hero-panel,
.ai-card {
  min-width: 0;
  background: var(--ai-surface);
  border: 1px solid var(--ai-border);
  border-radius: var(--ai-radius-xl);
  box-shadow: var(--ai-shadow);
  backdrop-filter: blur(16px);
}

.ai-hero-copy {
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.ai-hero-copy::after {
  content: '';
  position: absolute;
  inset: auto -10% -40% auto;
  width: 24rem;
  height: 24rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 208, 236, 0.3), transparent 68%);
}

.ai-hero-panel {
  padding: 1.4rem;
  display: grid;
  gap: 0.8rem;
  align-content: start;
}

.ai-eyebrow,
.ai-section-tag {
  margin: 0 0 0.45rem;
  color: var(--ai-warning);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 700;
}

.ai-hero h1 {
  margin: 0;
  color: var(--ai-title);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.ai-hero-text {
  color: var(--ai-text-muted);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 55ch;
  overflow-wrap: anywhere;
}

.ai-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.ai-chip,
.ai-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border-radius: 999px;
  padding: 0.55rem 0.95rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.06);
  overflow-x: clip;
  color: var(--ai-text);
  font-size: 0.9rem;
}

.ai-pill {
  font-weight: 700;
}

.ai-kpi {
  display: grid;
  gap: 0.2rem;
  padding: 0.95rem 1rem;
  border-radius: var(--ai-radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.ai-kpi span,
.ai-field-caption {
  font-size: 0.78rem;
  color: var(--ai-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ai-kpi strong {
  overflow-wrap: anywhere;
}

.ai-session-strip,
.ai-info-strip,
.ai-tabs,
.ai-panel {
  display: grid;
  gap: 1.2rem;
}

.ai-banner {
  padding: 0.95rem 1.1rem;
  border-radius: var(--ai-radius-md);
  border: 1px solid rgba(255, 211, 126, 0.3);
  background: rgba(255, 211, 126, 0.12);
  color: var(--ai-text);
}

.ai-banner[data-tone='success'] {
  border-color: rgba(136, 247, 197, 0.35);
  background: rgba(136, 247, 197, 0.12);
}

.ai-banner[data-tone='danger'] {
  border-color: rgba(255, 125, 146, 0.4);
  background: rgba(255, 125, 146, 0.12);
}

.ai-card {
  padding: 1.4rem;
}

.ai-card-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.2rem;
}

.ai-card-head h2 {
  margin: 0;
  font-size: 1.35rem;
}

.ai-card-actions {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.ai-grid {
  grid-template-columns: minmax(0, 1.7fr) minmax(300px, 0.95fr);
}

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

.ai-form-card {
  display: grid;
  gap: 1.4rem;
}

.ai-info-card {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.ai-identity-line {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.95rem 1rem;
  border-radius: var(--ai-radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.ai-identity-line span {
  font-size: 0.78rem;
  color: var(--ai-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ai-identity-line strong {
  overflow-wrap: anywhere;
  text-align: right;
}

.ai-form-section {
  display: grid;
  gap: 1rem;
  padding: 1.2rem;
  border-radius: var(--ai-radius-lg);
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.ai-form-section h3 {
  margin: 0;
}

.ai-field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.ai-field,
.ai-switch-field {
  display: grid;
  gap: 0.45rem;
}

.ai-field span,
.ai-switch-field span,
.ai-dev-auth label {
  font-weight: 700;
}

.ai-field-span-2 {
  grid-column: 1 / -1;
}

.ai-field input,
.ai-field select,
.ai-field textarea,
.ai-inline-form input {
  width: 100%;
  border-radius: var(--ai-radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.06);
  color: var(--ai-text);
  padding: 0.86rem 0.95rem;
  font: inherit;
}

.ai-field textarea {
  resize: vertical;
}

.ai-field input:focus,
.ai-field select:focus,
.ai-field textarea:focus,
.ai-inline-form input:focus,
.ai-icon-button:focus,
.ai-button:focus,
.ai-tab:focus {
  outline: 2px solid rgba(132, 215, 255, 0.72);
  outline-offset: 2px;
  border-color: rgba(132, 215, 255, 0.58);
}

.ai-switch-field {
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 0.95rem;
  border-radius: var(--ai-radius-sm);
  background: rgba(255, 255, 255, 0.05);
}

.ai-switch-field input {
  width: 1.1rem;
  height: 1.1rem;
}

.ai-button,
.ai-icon-button {
  border: 0;
  cursor: pointer;
  font: inherit;
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}

.ai-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.82rem 1.05rem;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
}

.ai-button:hover,
.ai-icon-button:hover {
  transform: translateY(-1px);
}

.ai-button-primary {
  background: linear-gradient(135deg, var(--ai-accent), var(--ai-secondary));
  color: #fff;
  box-shadow: 0 16px 34px rgba(255, 142, 205, 0.26);
}

.ai-button-soft {
  background: rgba(255, 255, 255, 0.08);
  color: var(--ai-text);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.ai-button-mini {
  padding: 0.5rem 0.8rem;
  font-size: 0.9rem;
}

.ai-icon-button {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 999px;
  color: var(--ai-text);
  background: rgba(255, 255, 255, 0.08);
}

.ai-inline-form,
.ai-dev-auth {
  display: grid;
  gap: 0.85rem;
}

.ai-inline-form {
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
}

.ai-session-grid,
.ai-summary-list {
  display: grid;
  gap: 0.8rem;
}

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

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

.ai-summary-list div {
  padding: 0.75rem 0.85rem;
  border-radius: var(--ai-radius-sm);
  background: rgba(255, 255, 255, 0.05);
}

.ai-summary-list dt {
  margin: 0 0 0.2rem;
  font-size: 0.78rem;
  color: var(--ai-text-muted);
  text-transform: uppercase;
}

.ai-summary-list dd {
  margin: 0;
  font-weight: 700;
}

.ai-warning-list,
.ai-meta-list,
.ai-admin-results,
.ai-admin-detail {
  display: grid;
  gap: 0.8rem;
}

.ai-meta-row,
.ai-warning-item,
.ai-admin-item {
  padding: 0.95rem 1rem;
  border-radius: var(--ai-radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.ai-meta-row {
  display: grid;
  gap: 0.35rem;
}

.ai-meta-row span {
  display: block;
  font-size: 0.78rem;
  color: var(--ai-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ai-meta-row strong {
  display: block;
  overflow-wrap: anywhere;
}

.ai-warning-item {
  border-color: rgba(255, 211, 126, 0.25);
}

.ai-support-note {
  margin: 0;
  padding: 0.95rem 1rem;
  border-radius: var(--ai-radius-md);
  border: 1px solid rgba(132, 215, 255, 0.24);
  background: rgba(132, 215, 255, 0.1);
  color: var(--ai-text);
}

.ai-admin-item button {
  width: 100%;
  background: transparent;
  color: inherit;
  border: 0;
  text-align: left;
  cursor: pointer;
  padding: 0;
  font: inherit;
}

.ai-empty-state,
.ai-empty-inline {
  display: grid;
  place-items: center;
  gap: 0.55rem;
  color: var(--ai-text-muted);
  text-align: center;
  min-height: 9rem;
}

.ai-empty-inline {
  min-height: auto;
  padding: 1rem 0;
}

.ai-tabs {
  grid-template-columns: repeat(3, minmax(0, auto));
  justify-content: start;
}

.ai-tab {
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.05);
  color: var(--ai-text-muted);
  border-radius: 999px;
  padding: 0.75rem 1.1rem;
  font-weight: 700;
  cursor: pointer;
}

.ai-tab.is-active {
  color: #fff;
  background: linear-gradient(135deg, rgba(255, 142, 205, 0.34), rgba(132, 215, 255, 0.28));
  border-color: rgba(255, 255, 255, 0.16);
}

.ai-panel {
  display: none;
}

.ai-panel.is-active {
  display: grid;
}

.ai-status-board {
  display: grid;
  gap: 0.95rem;
}

.ai-progress-track {
  height: 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.ai-progress-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--ai-accent), var(--ai-secondary));
  border-radius: inherit;
  transition: width 0.24s ease;
}

.ai-status-steps {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.55rem;
  color: var(--ai-text-muted);
}

.ai-status-steps li.is-active,
.ai-status-steps li.is-complete {
  color: var(--ai-text);
}

.ai-status-steps li.is-complete::marker {
  color: var(--ai-success);
}

.ai-preview-box {
  min-height: 15rem;
  display: grid;
  place-items: center;
  border-radius: var(--ai-radius-lg);
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01)),
    rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.ai-preview-box img {
  width: 100%;
  display: block;
}

.ai-code-block {
  margin: 0;
  padding: 1rem;
  border-radius: var(--ai-radius-md);
  background: rgba(6, 9, 18, 0.6);
  color: #d8efff;
  overflow: auto;
  min-height: 12rem;
}

.ai-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.ai-result-card {
  overflow: hidden;
  border-radius: var(--ai-radius-lg);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.ai-result-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  display: block;
}

.ai-result-meta {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: center;
  padding: 0.9rem;
}

.ai-result-label {
  color: var(--ai-text-muted);
  font-size: 0.92rem;
}

.ai-help-text {
  margin: 0;
  color: var(--ai-text-muted);
  line-height: 1.6;
}

.ai-hidden {
  display: none !important;
}

@media (max-width: 1100px) {
  .ai-hero,
  .ai-info-strip,
  .ai-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .ai-page {
    width: min(1380px, calc(100% - 1rem));
    padding-top: 1rem;
  }

  .ai-header .oni-header-inner {
    gap: 0.9rem;
    align-items: stretch;
  }

  .ai-brand {
    width: 100%;
  }

  .ai-field-grid,
  .ai-session-grid,
  .ai-summary-list,
  .ai-inline-form {
    grid-template-columns: 1fr;
  }

  .ai-card-head {
    flex-direction: column;
  }

  .ai-identity-line {
    flex-direction: column;
  }

  .ai-identity-line strong {
    text-align: left;
  }

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

  .ai-tab {
    text-align: center;
    padding-inline: 0.75rem;
  }

  .ai-card,
  .ai-hero-copy,
  .ai-hero-panel {
    padding: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0s !important;
    transition-duration: 0s !important;
    scroll-behavior: auto !important;
  }
}