:root {
  color-scheme: light;
  --tk-font-ar: "IBM Plex Sans Arabic", "Noto Sans Arabic", "Segoe UI", Tahoma, sans-serif;
  --tk-font-latin: Inter, "Segoe UI", Arial, sans-serif;
  --tk-primary: #2563eb;
  --tk-primary-hover: #1d4ed8;
  --tk-primary-active: #1e40af;
  --tk-primary-soft: #eff6ff;
  --tk-primary-soft-hover: #dbeafe;
  --tk-primary-border: #bfdbfe;
  --tk-on-primary: #ffffff;
  --tk-bg-canvas: #f6f8fc;
  --tk-bg-subtle: #f8fafc;
  --tk-surface: #ffffff;
  --tk-surface-muted: #f1f5f9;
  --tk-text: #172033;
  --tk-text-secondary: #475569;
  --tk-text-muted: #64748b;
  --tk-text-disabled: #94a3b8;
  --tk-border: #e2e8f0;
  --tk-border-strong: #cbd5e1;
  --tk-focus: #2563eb;
  --tk-focus-ring: rgba(37, 99, 235, .2);
  --tk-success: #15803d;
  --tk-success-soft: #f0fdf4;
  --tk-success-border: #bbf7d0;
  --tk-warning: #b45309;
  --tk-warning-soft: #fffbeb;
  --tk-warning-border: #fde68a;
  --tk-danger: #b91c1c;
  --tk-danger-soft: #fef2f2;
  --tk-danger-border: #fecaca;
  --tk-info: #0369a1;
  --tk-info-soft: #f0f9ff;
  --tk-info-border: #bae6fd;
  --tk-space-1: 4px;
  --tk-space-2: 8px;
  --tk-space-3: 12px;
  --tk-space-4: 16px;
  --tk-space-5: 20px;
  --tk-space-6: 24px;
  --tk-space-8: 32px;
  --tk-space-10: 40px;
  --tk-radius-sm: 8px;
  --tk-radius-md: 10px;
  --tk-radius-lg: 14px;
  --tk-radius-xl: 18px;
  --tk-radius-full: 999px;
  --tk-shadow-1: 0 1px 2px rgba(15, 23, 42, .05);
  --tk-shadow-2: 0 4px 14px rgba(15, 23, 42, .08);
  --tk-duration-fast: 120ms;
  --tk-duration-normal: 180ms;
  --tk-ease-standard: cubic-bezier(.2, 0, 0, 1);
  --tk-z-sticky: 1020;
  --tk-z-toast: 1080;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --tk-primary: #60a5fa;
    --tk-primary-hover: #93c5fd;
    --tk-primary-active: #3b82f6;
    --tk-primary-soft: #172554;
    --tk-primary-soft-hover: #1e3a8a;
    --tk-primary-border: #1e40af;
    --tk-on-primary: #07111f;
    --tk-bg-canvas: #0b1220;
    --tk-bg-subtle: #0f172a;
    --tk-surface: #111b2e;
    --tk-surface-muted: #1c2940;
    --tk-text: #f8fafc;
    --tk-text-secondary: #cbd5e1;
    --tk-text-muted: #94a3b8;
    --tk-text-disabled: #64748b;
    --tk-border: #293750;
    --tk-border-strong: #3a4a65;
    --tk-focus: #93c5fd;
    --tk-focus-ring: rgba(147, 197, 253, .24);
    --tk-success: #4ade80;
    --tk-success-soft: #12351f;
    --tk-success-border: #166534;
    --tk-warning: #fbbf24;
    --tk-warning-soft: #3a2909;
    --tk-warning-border: #92400e;
    --tk-danger: #f87171;
    --tk-danger-soft: #3b1619;
    --tk-danger-border: #991b1b;
    --tk-info: #38bdf8;
    --tk-info-soft: #0c3146;
    --tk-info-border: #075985;
  }
}

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

html {
  min-width: 320px;
  background: var(--tk-bg-canvas);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 12% 5%, color-mix(in srgb, var(--tk-primary) 6%, transparent), transparent 28rem),
    var(--tk-bg-canvas);
  color: var(--tk-text);
  font-family: var(--tk-font-ar);
  font-size: 14px;
  line-height: 1.6;
  text-align: start;
}

button, input { font: inherit; }
button { color: inherit; }
[hidden] { display: none !important; }

.skip-link {
  position: fixed;
  z-index: var(--tk-z-toast);
  inset-block-start: var(--tk-space-3);
  inset-inline-start: var(--tk-space-3);
  padding: var(--tk-space-2) var(--tk-space-4);
  border-radius: var(--tk-radius-md);
  background: var(--tk-primary);
  color: var(--tk-on-primary);
  transform: translateY(-200%);
}

.skip-link:focus { transform: translateY(0); }

.portal-shell {
  width: min(1024px, 100%);
  margin-inline: auto;
  padding: var(--tk-space-6);
  padding-block-end: calc(var(--tk-space-8) + env(safe-area-inset-bottom));
}

.hero {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--tk-space-6);
  min-height: 148px;
  overflow: hidden;
  padding: var(--tk-space-6) var(--tk-space-8);
  border: 1px solid var(--tk-primary-border);
  border-radius: var(--tk-radius-xl);
  background:
    radial-gradient(circle at 12% 20%, color-mix(in srgb, var(--tk-primary) 10%, transparent), transparent 32%),
    linear-gradient(135deg, var(--tk-primary-soft), var(--tk-surface) 76%);
  box-shadow: var(--tk-shadow-1);
  isolation: isolate;
}

.hero::after {
  position: absolute;
  z-index: -1;
  inset-inline-end: -80px;
  inset-block-end: -112px;
  width: 288px;
  height: 288px;
  border: 1px solid color-mix(in srgb, var(--tk-primary) 14%, transparent);
  border-radius: var(--tk-radius-full);
  content: "";
}

.hero-icon {
  position: relative;
  display: grid;
  flex: 0 0 104px;
  width: 104px;
  height: 104px;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--tk-primary) 20%, transparent);
  border-radius: var(--tk-radius-xl);
  background: radial-gradient(circle at 35% 28%, var(--tk-surface), var(--tk-primary-soft-hover) 72%);
  box-shadow: 0 12px 28px color-mix(in srgb, var(--tk-primary-active) 18%, transparent), inset 0 1px 0 var(--tk-surface);
}

.hero-icon::before {
  position: absolute;
  inset: var(--tk-space-2);
  border: 1px solid color-mix(in srgb, var(--tk-primary) 13%, transparent);
  border-radius: var(--tk-radius-lg);
  content: "";
}

.hero-icon img {
  position: relative;
  width: 92px;
  height: 92px;
  object-fit: contain;
  filter: drop-shadow(0 8px 10px color-mix(in srgb, var(--tk-primary-active) 25%, transparent));
  transform: rotate(-2deg);
}

.hero-copy { min-width: 0; }
.eyebrow {
  margin: 0 0 var(--tk-space-1);
  color: var(--tk-primary-active);
  font-size: 13px;
  font-weight: 600;
}

h1, h2, h3, p { margin-block-start: 0; }
h1 {
  margin-block-end: var(--tk-space-1);
  font-size: 28px;
  line-height: 1.45;
}

.hero-copy > p:not(.eyebrow) {
  margin-block-end: var(--tk-space-2);
  color: var(--tk-text-secondary);
}

.public-badge, .verified-status {
  display: inline-flex;
  align-items: center;
  gap: var(--tk-space-2);
  color: var(--tk-success);
  font-size: 12px;
  font-weight: 600;
}

svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.notice {
  display: flex;
  align-items: flex-start;
  gap: var(--tk-space-3);
  margin-block: var(--tk-space-4);
  padding: var(--tk-space-3) var(--tk-space-4);
  border: 1px solid;
  border-radius: 12px;
}

.notice svg { flex: 0 0 20px; margin-block-start: 2px; }
.notice p { margin: 0; }
.notice-info { border-color: var(--tk-info-border); background: var(--tk-info-soft); color: var(--tk-info); }
.notice-info p { color: var(--tk-text-secondary); }
.notice-warning { border-color: var(--tk-warning-border); background: var(--tk-warning-soft); color: var(--tk-warning); }
.notice-warning p { color: var(--tk-text); }
.notice-error { border-color: var(--tk-danger-border); background: var(--tk-danger-soft); color: var(--tk-danger); }
.notice-error p { color: var(--tk-text); }

.surface {
  padding: var(--tk-space-6);
  border: 1px solid var(--tk-border);
  border-radius: var(--tk-radius-lg);
  background: var(--tk-surface);
}

.result-panel:focus { outline: none; }

.section-heading { margin-block-end: var(--tk-space-4); }
.section-heading h2, .section-heading h3 { margin-block-end: var(--tk-space-1); }
.section-heading h2 { font-size: 20px; line-height: 30px; }
.section-heading h3 { font-size: 19px; line-height: 29px; }
.section-heading p { margin: 0; color: var(--tk-text-secondary); }

.fields-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--tk-space-4);
}

.field { min-width: 0; }
.field label {
  display: block;
  margin-block-end: var(--tk-space-2);
  font-size: 13px;
  font-weight: 600;
}
.field label span { color: var(--tk-danger); }

.field input {
  width: 100%;
  height: 44px;
  padding-inline: var(--tk-space-3);
  border: 1px solid var(--tk-border-strong);
  border-radius: var(--tk-radius-md);
  outline: none;
  background: var(--tk-surface);
  color: var(--tk-text);
  transition: border-color var(--tk-duration-fast) var(--tk-ease-standard), box-shadow var(--tk-duration-fast) var(--tk-ease-standard);
}

.field input::placeholder { color: var(--tk-text-muted); }
.field input:hover:not(:disabled) { border-color: color-mix(in srgb, var(--tk-primary) 55%, var(--tk-border-strong)); }
.field input:focus-visible { border-color: var(--tk-focus); box-shadow: 0 0 0 3px var(--tk-focus-ring); }
.field input[aria-invalid="true"] { border-color: var(--tk-danger); }
.field input[aria-invalid="true"]:focus-visible { box-shadow: 0 0 0 3px color-mix(in srgb, var(--tk-danger) 20%, transparent); }
.field input:disabled { cursor: not-allowed; background: var(--tk-surface-muted); color: var(--tk-text-disabled); }
.technical { direction: ltr; unicode-bidi: isolate; font-family: var(--tk-font-latin); font-variant-numeric: tabular-nums; }

.field-error {
  min-height: 18px;
  margin: var(--tk-space-1) 0 0;
  color: var(--tk-danger);
  font-size: 12px;
  line-height: 18px;
}

.form-feedback { margin-block-end: 0; }
.form-actions {
  display: flex;
  align-items: center;
  gap: var(--tk-space-3);
  margin-block-start: var(--tk-space-4);
}
.action-helper { margin: 0; color: var(--tk-text-muted); font-size: 12px; }

.button {
  min-height: 44px;
  padding-inline: var(--tk-space-4);
  border: 1px solid transparent;
  border-radius: var(--tk-radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--tk-space-2);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  line-height: 20px;
  transition: background-color var(--tk-duration-fast) var(--tk-ease-standard), border-color var(--tk-duration-fast) var(--tk-ease-standard), box-shadow var(--tk-duration-fast) var(--tk-ease-standard), transform var(--tk-duration-fast) var(--tk-ease-standard);
}
.button:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--tk-focus-ring); }
.button:active:not(:disabled) { transform: translateY(1px); }
.button:disabled { cursor: not-allowed; opacity: .66; }
.button-primary { min-width: 192px; background: var(--tk-primary); color: var(--tk-on-primary); }
.button-primary:hover:not(:disabled) { background: var(--tk-primary-hover); }
.button-outline { border-color: var(--tk-border-strong); background: transparent; color: var(--tk-text-secondary); }
.button-outline:hover:not(:disabled) { background: var(--tk-surface-muted); color: var(--tk-text); }

.spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid color-mix(in srgb, currentColor 35%, transparent);
  border-block-start-color: currentColor;
  border-radius: var(--tk-radius-full);
  animation: spin .8s linear infinite;
}
.button.is-loading .button-icon { display: none; }
.button.is-loading .spinner { display: inline-block; }

.result-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--tk-space-6);
}
.identity-summary { min-width: 0; }
.verified-status { margin-block-end: var(--tk-space-2); }
.identity-summary h2 { margin-block-end: var(--tk-space-1); font-size: 22px; line-height: 34px; overflow-wrap: anywhere; }
.identity-summary > p:last-child { margin: 0; color: var(--tk-text-secondary); }

.score-card {
  flex: 0 0 232px;
  padding: var(--tk-space-3) var(--tk-space-4);
  border: 1px solid var(--tk-primary-border);
  border-radius: var(--tk-radius-lg);
  background: var(--tk-primary-soft);
}
.score-card > span { color: var(--tk-text-secondary); font-size: 12px; font-weight: 600; }
.score-card > p { margin: 0; }
.score-card > p:first-of-type {
  display: flex;
  align-items: baseline;
  gap: var(--tk-space-1);
  margin-block-end: var(--tk-space-1);
}
.score-card strong { color: var(--tk-primary-active); font-size: 40px; line-height: 48px; }
.score-card small { color: var(--tk-primary-active); font-size: 14px; font-weight: 600; }
.rank-summary { color: var(--tk-text); font-size: 14px; font-weight: 700; line-height: 22px; }

.session-notice { margin-block-end: var(--tk-space-6); }
.score-section { padding-block-start: var(--tk-space-1); }
.table-wrap {
  max-height: 384px;
  overflow: auto;
  border: 1px solid var(--tk-border);
  border-radius: var(--tk-radius-md);
  background: var(--tk-surface);
}
table { width: 100%; min-width: 680px; border-collapse: separate; border-spacing: 0; }
th, td { padding: var(--tk-space-3) var(--tk-space-4); border-block-end: 1px solid var(--tk-border); text-align: start; vertical-align: top; }
th {
  position: sticky;
  z-index: var(--tk-z-sticky);
  inset-block-start: 0;
  background: var(--tk-bg-subtle);
  color: var(--tk-text-secondary);
  font-size: 12px;
  font-weight: 600;
}
td { font-size: 14px; }
tbody tr:last-child td { border-block-end: 0; }
tbody tr:hover { background: color-mix(in srgb, var(--tk-primary-soft) 45%, transparent); }
th:nth-child(3), th:nth-child(4), td:nth-child(3), td:nth-child(4) { text-align: end; white-space: nowrap; }
td:nth-child(3), td:nth-child(4) { direction: ltr; unicode-bidi: isolate; font-family: var(--tk-font-latin); font-variant-numeric: tabular-nums; font-weight: 600; }

.rule-version { margin: var(--tk-space-3) 0; color: var(--tk-text-muted); font-size: 12px; }
.empty-state {
  display: grid;
  min-height: 160px;
  padding: var(--tk-space-6);
  place-items: center;
  border: 1px dashed var(--tk-border-strong);
  border-radius: var(--tk-radius-md);
  color: var(--tk-text-muted);
  text-align: center;
}
.empty-state svg { width: 32px; height: 32px; }
.empty-state p { margin: var(--tk-space-2) 0 0; }

.result-actions { display: flex; flex-wrap: wrap; gap: var(--tk-space-3); margin-block-start: var(--tk-space-5); }
footer { padding-block-start: var(--tk-space-6); color: var(--tk-text-muted); font-size: 12px; text-align: center; }
footer p { margin-block-end: var(--tk-space-1); }

.toast {
  position: fixed;
  z-index: var(--tk-z-toast);
  inset-inline-end: var(--tk-space-6);
  inset-block-end: calc(var(--tk-space-6) + env(safe-area-inset-bottom));
  max-width: min(360px, calc(100vw - 32px));
  padding: var(--tk-space-3) var(--tk-space-4);
  border: 1px solid var(--tk-success-border);
  border-radius: var(--tk-radius-md);
  background: var(--tk-success-soft);
  color: var(--tk-success);
  box-shadow: var(--tk-shadow-2);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 900px) {
  .fields-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .phone-field { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .portal-shell { padding: var(--tk-space-4); padding-block-end: calc(var(--tk-space-6) + env(safe-area-inset-bottom)); }
  .hero { min-height: 112px; padding: var(--tk-space-4); gap: var(--tk-space-3); border-radius: var(--tk-radius-lg); }
  .hero-icon { flex-basis: 72px; width: 72px; height: 72px; border-radius: var(--tk-radius-lg); }
  .hero-icon img { width: 64px; height: 64px; }
  .eyebrow { font-size: 12px; line-height: 18px; }
  h1 { font-size: 20px; line-height: 30px; }
  .hero-copy > p:not(.eyebrow) { font-size: 12px; line-height: 19px; }
  .public-badge { display: none; }
  .notice { padding: var(--tk-space-3); font-size: 13px; line-height: 20px; }
  .surface { padding: var(--tk-space-4); }
  .fields-grid { grid-template-columns: 1fr; gap: var(--tk-space-3); }
  .phone-field { grid-column: auto; }
  .field label { margin-block-end: var(--tk-space-1); font-size: 14px; }
  .field input { height: 48px; font-size: 16px; }
  .field-error { min-height: 0; }
  .field-error:empty { display: none; }
  .form-actions { align-items: stretch; flex-direction: column; }
  .button { min-height: 48px; width: 100%; }
  .action-helper { text-align: center; }
  .result-header { flex-direction: column; gap: var(--tk-space-3); }
  .identity-summary, .score-card { width: 100%; }
  .score-card { flex-basis: auto; }
  .score-card strong { font-size: 36px; line-height: 44px; }
  .session-notice { margin-block-end: var(--tk-space-5); }
  .table-wrap { margin-inline: 0; }
  .result-actions { flex-direction: column; }
  .toast { inset-inline: var(--tk-space-4); inset-block-end: calc(var(--tk-space-4) + env(safe-area-inset-bottom)); max-width: none; }
}

@media (max-width: 390px) {
  .hero { align-items: flex-start; }
  .hero-icon { flex-basis: 64px; width: 64px; height: 64px; }
  .hero-icon img { width: 58px; height: 58px; }
  h1 { font-size: 19px; line-height: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}