:root {
  --cv-ink: #1b224e;
  --cv-primary: #2679ff;
  --cv-primary-dark: #1d5ec7;
  --cv-muted: #53627b;
  --cv-surface: #ffffff;
  --cv-page: #e9f2ea;
  --cv-border: #cfdcf5;
  --cv-shadow: 0 24px 60px rgba(27, 34, 78, 0.12);
  --cv-success: #12754d;
  --cv-error: #c62828;
  --cv-font: "Inter", "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --cv-content: min(920px, calc(100vw - 32px));
  --cv-radius-lg: 24px;
  --cv-radius-md: 16px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--cv-font);
  color: #414141;
  background:
    radial-gradient(circle at top left, rgba(38, 121, 255, 0.16), transparent 28%),
    linear-gradient(165deg, #eef4ff 0%, var(--cv-page) 38%, #f7faf8 100%);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--cv-primary);
  text-decoration: none;
}

a:hover {
  color: var(--cv-ink);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.page-wrap {
  width: var(--cv-content);
  margin: 0 auto;
  padding: 28px 0 64px;
}

/* Header */
.cv-header {
  margin-bottom: 28px;
}

.cv-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 28px;
  background: var(--cv-surface);
  border: 1px solid var(--cv-border);
  border-radius: 20px;
  box-shadow: 0 8px 32px rgba(27, 34, 78, 0.08);
}

.cv-brand {
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: 0;
}

.cv-logo-link {
  display: block;
  flex-shrink: 0;
  line-height: 0;
}

.cv-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
}

.cv-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.cv-brand-line1 {
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--cv-ink);
}

.cv-brand-line2 {
  margin-top: 4px;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--cv-primary);
}

.cv-flag-wrap {
  flex-shrink: 0;
  padding: 6px;
  background: #f9fbff;
  border: 1px solid var(--cv-border);
  border-radius: 12px;
}

.cv-flag {
  display: block;
  width: 96px;
  height: auto;
  border-radius: 6px;
}

.cv-hero {
  text-align: center;
  padding: 32px 12px 8px;
}

.cv-title {
  margin: 0 0 12px;
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--cv-ink);
}

.cv-intro {
  max-width: 38rem;
  margin: 0 auto;
  color: var(--cv-muted);
  font-size: 1.05rem;
  line-height: 1.65;
}

/* Glass cards */
.glass-card {
  position: relative;
  padding: 32px 28px;
  border: 1px solid rgba(207, 220, 245, 0.9);
  border-radius: var(--cv-radius-lg);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(12px);
  box-shadow: var(--cv-shadow);
}

.glass-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 4px;
  border-radius: 0 0 4px 4px;
  background: linear-gradient(90deg, var(--cv-ink) 0%, var(--cv-primary) 100%);
}

.section-heading {
  margin: 0 0 8px;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--cv-ink);
}

.section-subheading {
  margin: 0 0 24px;
  color: var(--cv-muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

/* Results verified header */
.results-verified-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
  padding: 20px 22px;
  border: 1px solid rgba(18, 117, 77, 0.18);
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(18, 117, 77, 0.08) 0%, rgba(38, 121, 255, 0.05) 100%);
}

.results-verified-icon {
  flex-shrink: 0;
  line-height: 0;
}

.results-verified-icon svg {
  display: block;
  width: 40px;
  height: 40px;
}

.results-verified-copy {
  min-width: 0;
}

.results-verified-title {
  margin: 0 0 6px;
  font-size: 1.65rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--cv-ink);
  letter-spacing: -0.02em;
}

.results-verified-subtitle {
  margin: 0;
  color: var(--cv-muted);
  font-size: 0.98rem;
  line-height: 1.55;
}

.results-details,
.legacy-results-table {
  margin-top: 0;
}

/* Course grid */
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.course-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--cv-border);
  border-radius: var(--cv-radius-md);
  background: var(--cv-surface);
  box-shadow: 0 12px 32px rgba(27, 34, 78, 0.08);
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  text-align: left;
  font: inherit;
  color: inherit;
  padding: 0;
}

.course-card:hover,
.course-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(38, 121, 255, 0.45);
  box-shadow: 0 18px 40px rgba(38, 121, 255, 0.16);
  outline: none;
}

.course-card-image-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  background: #eef4ff;
  padding: 12px;
  box-sizing: border-box;
}

.course-card-image {
  width: 100%;
  height: auto;
  max-height: none;
  object-fit: contain;
  object-position: center;
  display: block;
}

.course-card-body {
  padding: 20px 22px 22px;
}

.course-card-title {
  margin: 0 0 8px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cv-ink);
  line-height: 1.3;
}

.course-card-subtitle {
  margin: 0 0 16px;
  font-size: 0.92rem;
  color: var(--cv-muted);
  line-height: 1.5;
}

.course-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--cv-primary);
}

.course-card-cta-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  flex: 0 0 1rem;
  line-height: 0;
  transition: transform 0.18s ease;
}

.course-card-cta-arrow svg {
  display: block;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.course-card:hover .course-card-cta-arrow,
.course-card:focus-visible .course-card-cta-arrow {
  transform: translateX(3px);
}

.official-verification-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  font-weight: 600;
}

.external-link-icon {
  width: 0.9em;
  height: 0.9em;
  flex: 0 0 0.9em;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
  vertical-align: -0.08em;
}

/* Form */
.form-stack {
  display: grid;
  gap: 20px;
}

.form-mode-panel {
  display: grid;
  gap: 20px;
}

.form-mode-panel[hidden] {
  display: none !important;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field label {
  display: block;
  margin-bottom: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--cv-ink);
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--cv-border);
  border-radius: 14px;
  font: inherit;
  font-size: 1rem;
  color: #414141;
  background: #f9fbff;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.form-input::placeholder {
  color: #8a96a8;
}

.form-input:hover {
  border-color: #a8bde8;
}

.form-input:focus {
  outline: none;
  border-color: var(--cv-primary);
  background: var(--cv-surface);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 24px;
  border: none;
  border-radius: 999px;
  font-family: var(--cv-font);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-primary {
  background: linear-gradient(180deg, var(--cv-primary) 0%, var(--cv-primary-dark) 100%);
  color: #fff;
  box-shadow: 0 10px 24px rgba(38, 121, 255, 0.28);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(38, 121, 255, 0.34);
}

.btn-secondary {
  background: var(--cv-surface);
  color: var(--cv-ink);
  border: 1px solid var(--cv-border);
}

.btn-secondary:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: #a8bde8;
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(38, 121, 255, 0.35);
}

/* Messages */
.status-message {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 600;
  text-align: center;
}

.status-message.is-success {
  color: var(--cv-success);
  background: rgba(18, 117, 77, 0.08);
  border: 1px solid rgba(18, 117, 77, 0.2);
}

.status-message.is-error {
  color: var(--cv-error);
  background: rgba(198, 40, 40, 0.06);
  border: 1px solid rgba(198, 40, 40, 0.15);
}

.status-message.is-loading {
  color: var(--cv-muted);
  font-weight: 500;
  font-style: italic;
  background: transparent;
  border: none;
}

/* Results */
.results-details {
  display: grid;
  gap: 12px;
  margin-bottom: 28px;
}

.detail-row {
  overflow: hidden;
  border-radius: 14px;
  box-shadow: 0 4px 14px rgba(27, 34, 78, 0.06);
}

.detail-label {
  display: block;
  padding: 10px 14px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--cv-ink);
  background: rgba(38, 121, 255, 0.1);
}

.detail-value {
  display: block;
  padding: 12px 14px;
  background: #f9fbff;
  color: #414141;
  border-top: 1px solid var(--cv-border);
  line-height: 1.5;
  word-break: break-word;
}

.certificate-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.certificate-table tr {
  display: block;
  margin-bottom: 12px;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 14px rgba(27, 34, 78, 0.06);
}

.certificate-table th {
  display: block;
  text-align: left;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--cv-ink);
  background: rgba(38, 121, 255, 0.1);
  width: 100%;
  box-sizing: border-box;
  padding: 10px 14px;
  border-radius: 14px 14px 0 0;
}

.certificate-table td {
  display: block;
  text-align: left;
  width: 100%;
  box-sizing: border-box;
  padding: 12px 14px;
  background: #f9fbff;
  color: #414141;
  border-radius: 0 0 14px 14px;
  border-top: 1px solid var(--cv-border);
  line-height: 1.5;
  word-break: break-word;
}

/* Certificate preview */
.cert-preview-section {
  margin-top: 8px;
}

.cert-preview-heading {
  margin: 0 0 16px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cv-ink);
}

.cert-preview-wrap {
  border: 1px solid var(--cv-border);
  border-radius: var(--cv-radius-md);
  overflow: hidden;
  background: #eef4ff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
}

.cert-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 1920 / 1358;
  overflow: hidden;
  background: #fff;
  container-type: inline-size;
}

.cert-stage-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: fill;
  pointer-events: none;
  user-select: none;
}

.cert-overlay {
  position: absolute;
  display: block;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0;
  font-family: Arial, Helvetica, Inter, sans-serif;
  white-space: normal;
  word-break: break-word;
  overflow-wrap: anywhere;
  overflow: hidden;
}

.cert-overlay--holder {
  text-transform: uppercase;
  font-weight: 700;
  color: #1b224e;
  overflow: visible;
}

.cert-stage:not(.cert-stage--native) .cert-overlay {
  font-size: calc(var(--overlay-font, 2) * 1cqw);
}

.cert-stage--native .cert-overlay {
  font-size: var(--overlay-font-px, 16px);
}

.cert-overlay--trace {
  color: #000;
  font-weight: 700;
  white-space: nowrap;
  overflow: visible;
  max-height: none;
  line-height: 1;
}

.cert-pdf-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* Hidden native-size stage for PDF export (kept for layout reference; capture uses visible preview) */
.cert-pdf-source {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
  padding: 0;
  margin: -1px;
}

.cert-pdf-source .cert-stage {
  width: 1920px;
  height: 1358px;
  aspect-ratio: auto;
}

/* View panels */
.view-panel {
  animation: cvFadeIn 0.35s ease;
}

.view-panel[hidden] {
  display: none !important;
}

@keyframes cvFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 20px;
  padding: 0;
  border: none;
  background: none;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--cv-primary);
  cursor: pointer;
}

.back-link:hover {
  color: var(--cv-ink);
}

.demo-notice {
  margin-bottom: 20px;
  padding: 14px 18px;
  border: 1px solid rgba(198, 40, 40, 0.22);
  border-radius: var(--cv-radius-md);
  background: rgba(198, 40, 40, 0.06);
  color: var(--cv-ink);
  font-size: 0.95rem;
  line-height: 1.55;
}

.demo-notice a {
  font-weight: 600;
  word-break: break-word;
}

.demo-test-data {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--cv-border);
}

.demo-test-data-title {
  margin: 0 0 8px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--cv-ink);
}

.demo-test-data-intro {
  margin: 0 0 14px;
  font-size: 0.88rem;
  color: var(--cv-muted);
  line-height: 1.5;
}

.demo-test-data-list {
  margin: 0;
}

.demo-test-data-row {
  display: grid;
  grid-template-columns: minmax(0, 11rem) minmax(0, 1fr);
  gap: 8px 16px;
  padding: 10px 0;
  border-top: 1px solid rgba(207, 220, 245, 0.65);
}

.demo-test-data-row:first-of-type {
  border-top: none;
  padding-top: 0;
}

.demo-test-data-row dt {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--cv-muted);
}

.demo-test-data-row dd {
  margin: 0;
  font-size: 0.92rem;
  color: var(--cv-ink);
  line-height: 1.45;
}

.demo-test-data-row code {
  padding: 2px 6px;
  border-radius: 6px;
  background: #eef4ff;
  font-family: Consolas, monospace;
  font-size: 0.9em;
  word-break: break-all;
}

@media (max-width: 640px) {
  .page-wrap {
    padding-top: 16px;
  }

  .cv-header-bar {
    padding: 16px 18px;
    gap: 14px;
  }

  .cv-brand {
    gap: 12px;
  }

  .cv-logo {
    width: 56px;
    height: 56px;
  }

  .cv-flag {
    width: 72px;
  }

  .glass-card {
    padding: 24px 18px;
  }

  .glass-card::before {
    left: 16px;
    right: 16px;
  }

  .form-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}