:root {
  color-scheme: dark;
  --page-background: #031225;
  --ambient-blue: #0b386f;
  --surface: #071b3e;
  --surface-raised: #0a234b;
  --surface-input: #061832;
  --header-text: #f6f8ff;
  --body-text: #91afe0;
  --muted-text: #708bae;
  --accent-blue: #176af7;
  --accent-cyan: #17c9f2;
  --border: rgba(109, 165, 236, 0.25);
  --border-strong: rgba(23, 201, 242, 0.64);
  --error: #ff8c99;
  --focus-ring: #8cd7ff;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--page-background);
  color: var(--header-text);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--page-background);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 8% 0%, rgba(11, 56, 111, 0.55), transparent 34rem),
    radial-gradient(circle at 100% 35%, rgba(23, 106, 247, 0.12), transparent 28rem),
    var(--page-background);
  color: var(--header-text);
}

button,
input {
  font: inherit;
}

button,
label {
  -webkit-tap-highlight-color: transparent;
}

.page-shell {
  width: min(100% - 32px, 1160px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 24px 0 28px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 40px;
}

.wordmark {
  color: var(--header-text);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  text-decoration: none;
}

.wordmark-point {
  color: var(--header-text);
}

.wordmark-iq {
  color: var(--accent-cyan);
}

.content-grid {
  display: grid;
  gap: 28px;
  align-items: start;
  padding: 58px 0 48px;
}

.intro {
  max-width: 620px;
}

.eyebrow,
.card-kicker {
  margin: 0;
  color: var(--accent-cyan);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.13em;
  line-height: 16px;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  max-width: 620px;
  margin-bottom: 18px;
  color: var(--header-text);
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 0.99;
}

.intro-copy {
  max-width: 540px;
  margin-bottom: 28px;
  color: var(--body-text);
  font-size: 17px;
  line-height: 27px;
}

.notice-mark {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 22px;
  height: 22px;
  border: 1px solid rgba(23, 201, 242, 0.62);
  border-radius: 50%;
  color: var(--accent-cyan);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
}

.form-card {
  width: 100%;
  padding: 24px 20px 20px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background:
    linear-gradient(145deg, rgba(11, 56, 111, 0.52), rgba(7, 27, 62, 0.98) 45%),
    var(--surface);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.22);
}

.card-heading {
  padding-bottom: 22px;
}

.card-heading h2 {
  margin: 6px 0 8px;
  color: var(--header-text);
  font-size: 25px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 31px;
}

.card-copy {
  margin-bottom: 0;
  color: var(--body-text);
  font-size: 14px;
  line-height: 21px;
}

form {
  display: grid;
  gap: 20px;
}

.category-group {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.category-group legend {
  display: block;
  width: 100%;
  margin-bottom: 9px;
  color: var(--header-text);
  font-size: 14px;
  font-weight: 700;
  line-height: 20px;
}

.category-options {
  display: grid;
  gap: 9px;
}

.category-option {
  position: relative;
  display: block;
  padding: 13px 14px 13px 44px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(6, 24, 50, 0.72);
  cursor: pointer;
  transition: border-color 160ms ease, background-color 160ms ease, transform 160ms ease;
}

.category-option:hover {
  border-color: rgba(23, 201, 242, 0.5);
  background: rgba(10, 35, 75, 0.86);
}

.category-option:has(input:focus-visible) {
  outline: 3px solid rgba(140, 215, 255, 0.3);
  outline-offset: 2px;
}

.category-option:has(input:checked) {
  border-color: transparent;
  background: rgba(23, 106, 247, 0.19);
}

.category-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.category-option::before,
.category-option::after {
  position: absolute;
  top: 50%;
  left: 15px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  content: "";
  transform: translateY(-50%);
}

.category-option::before {
  border: 1px solid var(--muted-text);
}

.category-option:has(input:checked)::before {
  border-color: var(--accent-cyan);
}

.category-option:has(input:checked)::after {
  width: 10px;
  height: 10px;
  left: 19px;
  background: var(--accent-cyan);
}

.category-content {
  display: grid;
  gap: 3px;
}

.category-title {
  color: var(--header-text);
  font-size: 14px;
  font-weight: 700;
  line-height: 20px;
}

.category-description {
  color: var(--muted-text);
  font-size: 12px;
  line-height: 18px;
}

.field-error {
  margin: 6px 0 0;
}

.field-error {
  min-height: 18px;
  color: var(--error);
  font-size: 12px;
  line-height: 18px;
}

.submission-notice {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px 13px;
  border: 1px solid rgba(23, 201, 242, 0.2);
  border-radius: 13px;
  background: rgba(11, 56, 111, 0.28);
}

.notice-mark {
  width: 21px;
  height: 21px;
  border: 0;
  border-radius: 0;
  font-size: 18px;
}

.submission-notice p {
  margin: 0;
  color: var(--body-text);
  font-size: 12px;
  line-height: 18px;
}

.submit-button {
  width: 100%;
  min-height: 50px;
  padding: 12px 16px;
  border: 0;
  border-radius: 13px;
  background: linear-gradient(135deg, #159cf8, #176af7);
  color: #ffffff;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  line-height: 22px;
}

.submit-button:disabled {
  background: #284b7b;
  color: #9bb4db;
  cursor: not-allowed;
  opacity: 1;
}

.submit-button:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
}

.form-status {
  min-height: 18px;
  margin: -8px 0 0;
  color: var(--body-text);
  font-size: 12px;
  line-height: 18px;
}

.site-footer {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--muted-text);
  font-size: 12px;
  line-height: 18px;
}

.content-grid[hidden],
.problem-report-page[hidden] {
  display: none;
}

.problem-report-page {
  max-width: 560px;
  padding: 20px 0 28px;
}

.problem-back-button {
  margin: 0 0 14px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--body-text);
  cursor: pointer;
  font-size: 13px;
  line-height: 20px;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.problem-back-button:focus-visible,
.problem-file-input:focus-visible + .problem-file-controls .problem-file-picker,
.problem-file-picker:focus-visible,
.problem-remove-file:focus-visible {
  outline: 3px solid rgba(140, 215, 255, 0.3);
  outline-offset: 3px;
}

.problem-report-page h1 {
  margin: 0 0 16px;
  color: var(--header-text);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 24px;
}

.problem-report-form {
  gap: 12px;
}

.problem-field {
  display: grid;
  gap: 6px;
}

.problem-field-label {
  color: var(--header-text);
  font-size: 13px;
  font-weight: 500;
  line-height: 18px;
}

.problem-report-form select,
.problem-report-form textarea,
.problem-report-form input[type="email"] {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-input);
  color: var(--header-text);
  font-size: 14px;
  line-height: 20px;
  outline: none;
}

.problem-report-form select {
  min-height: 44px;
  padding: 8px 12px;
}

.problem-report-form input[type="email"] {
  min-height: 44px;
  padding: 8px 12px;
}

.problem-report-form textarea {
  height: 90px;
  min-height: 90px;
  padding: 8px 12px;
  resize: vertical;
}

.problem-report-form .submit-button {
  min-height: 44px;
  padding: 10px 16px;
}

.problem-report-form select:focus,
.problem-report-form textarea:focus,
.problem-report-form input[type="email"]:focus {
  border-color: var(--focus-ring);
  box-shadow: 0 0 0 3px rgba(140, 215, 255, 0.17);
}

.problem-report-form input[type="email"]::placeholder {
  color: #6682ae;
  opacity: 1;
}

.problem-field-error {
  margin: 0;
  color: var(--error);
  font-size: 12px;
  line-height: 18px;
}

.problem-file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.problem-file-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: baseline;
  min-height: 20px;
}

.problem-file-picker,
.problem-remove-file {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent-cyan);
  cursor: pointer;
  font-size: 13px;
  line-height: 20px;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.problem-file-name {
  max-width: 100%;
  color: var(--body-text);
  font-size: 12px;
  line-height: 18px;
  overflow-wrap: anywhere;
}

.general-rating-group {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.general-rating-group legend {
  width: 100%;
  padding: 0;
}

.general-rating-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.general-rating-option {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-input);
  color: var(--header-text);
  cursor: pointer;
  font-size: 13px;
  line-height: 18px;
}

.general-rating-option:hover {
  background: rgba(10, 35, 75, 0.86);
}

.general-rating-option:has(input:focus-visible) {
  outline: 3px solid rgba(140, 215, 255, 0.3);
  outline-offset: 2px;
}

.general-rating-option:has(input:checked) {
  border-color: transparent;
  background: rgba(23, 106, 247, 0.19);
}

.general-rating-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

@media (min-width: 720px) {
  .page-shell {
    padding-top: 30px;
  }

  .content-grid {
    grid-template-columns: minmax(0, 1fr) minmax(390px, 500px);
    gap: clamp(40px, 8vw, 112px);
    align-items: center;
    padding: 96px 0 92px;
  }

  .form-card {
    padding: 30px 28px 26px;
  }
}

@media (min-width: 1050px) {
  .intro {
    padding-bottom: 14px;
  }

  .intro-copy {
    font-size: 18px;
    line-height: 29px;
  }
}

@media (max-width: 430px) {
  .page-shell {
    width: min(100% - 28px, 1160px);
    padding-top: 18px;
  }

  .content-grid {
    gap: 24px;
    padding-top: 48px;
  }

  .form-card {
    padding: 21px 16px 17px;
    border-radius: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}