/* Design tokens from southvector.io (south-vector-website/public/styles.css). */
:root {
  --bg: #f4f1eb;
  --bg-muted: #e8e4dc;
  --surface: #ffffff;
  --text: #14171a;
  --text-muted: #566069;
  --accent: #1f6b56;
  --accent-bright: #2a9d7a;
  --accent-hover: #165a47;
  --accent-soft: rgba(31, 107, 86, 0.12);
  --accent-glow: rgba(42, 157, 122, 0.35);
  --border: #d4cec4;
  --danger: #b42318;
  --danger-border: #c45c5c;
  --danger-soft: rgba(196, 92, 92, 0.1);
  --warning: #8a5a00;
  --warning-soft: rgba(214, 158, 46, 0.16);
  --warning-bright: #d69e2e;
  --orange: #dd6b20;
  --orange-text: #b4530b;
  --shadow: 0 16px 48px rgba(20, 23, 26, 0.1);
  --shadow-sm: 0 6px 24px rgba(20, 23, 26, 0.06);
  --shadow-lg: 0 24px 64px rgba(20, 23, 26, 0.16);
  --radius: 16px;
  --radius-sm: 10px;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --max-width: 1140px;
  --form-width: 820px;
  --header-h: 76px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, var(--accent-glow), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 20%, rgba(180, 140, 90, 0.15), transparent 50%);
}

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

a {
  color: inherit;
  text-decoration: none;
}

[hidden] {
  display: none !important;
}

.container {
  width: min(100% - 2.5rem, var(--max-width));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(244, 241, 235, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.site-header.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 4px 24px rgba(20, 23, 26, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-img {
  display: block;
  height: 2.35rem;
  width: auto;
  max-width: min(100%, 12.5rem);
}

.progress-track {
  height: 3px;
  background: transparent;
}

.progress-fill {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--accent-bright), var(--accent));
  transition: width 0.3s ease;
}

/* Language menu (same as southvector.io) */
.lang-switcher {
  position: relative;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.75rem;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.lang-toggle:hover,
.lang-switcher.is-open .lang-toggle {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.icon-lang {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--accent);
}

.lang-current {
  letter-spacing: 0.06em;
}

.lang-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  min-width: 9.5rem;
  padding: 0.35rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
}

.lang-switcher.is-open .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: block;
  width: 100%;
  padding: 0.55rem 0.75rem;
  font: inherit;
  font-size: 0.9rem;
  text-align: left;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.lang-option:hover,
.lang-option.is-active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

/* Page */
.page {
  flex: 1;
  width: min(100% - 2.5rem, var(--form-width));
  padding: clamp(2.5rem, 6vw, 4rem) 0 clamp(3rem, 7vw, 5rem);
}

.section-label {
  display: inline-block;
  margin: 0 0 0.75rem;
  padding: 0.35rem 0.75rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(31, 107, 86, 0.16);
  border-radius: 999px;
}

.page-title {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 4vw, 2.65rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.page-intro {
  margin: 0 0 0.75rem;
  max-width: 42rem;
  color: var(--text-muted);
  font-size: 1.1rem;
}

.page-hint {
  margin: 0 0 2rem;
  max-width: 42rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

/* Form */
.scan-form {
  display: grid;
  gap: 1.25rem;
}

.form-section {
  padding: clamp(1.25rem, 4vw, 2rem);
}

.form-section-title {
  margin: 0 0 0.35rem;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.form-section-hint {
  margin: 0 0 1.25rem;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.form-section-title + .questions {
  margin-top: 1rem;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
}

.field {
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.field label {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.field-required {
  margin-left: 0.15rem;
  color: var(--accent);
  font-weight: 700;
}

.field input[type="text"],
.field input[type="email"],
.field select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  font: inherit;
  font-size: 0.95rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.field.is-invalid input[type="text"],
.field.is-invalid input[type="email"],
.field.is-invalid select {
  border-color: var(--danger-border);
}

.field.is-invalid input:focus,
.field.is-invalid select:focus {
  box-shadow: 0 0 0 3px var(--danger-soft);
}

.field-consent {
  margin-top: 1.25rem;
}

.field .consent {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin: 0;
  font-size: 0.92rem;
  font-weight: 400;
  color: var(--text);
  cursor: pointer;
}

.consent input {
  flex-shrink: 0;
  width: 1.15rem;
  height: 1.15rem;
  margin: 0.2rem 0 0;
  accent-color: var(--accent);
}

.field-error {
  margin: 0.4rem 0 0;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--danger);
}

/* Questions */
.questions {
  display: grid;
  gap: 0.5rem;
}

.question {
  min-width: 0;
  margin: 0;
  padding: 1.25rem 0;
  border: none;
  border-top: 1px solid var(--bg-muted);
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.questions .question:first-child {
  border-top: none;
  padding-top: 0.25rem;
}

/* Floating the legend keeps it inside the fieldset padding instead of on the top border. */
.question-legend {
  float: left;
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.75rem;
  width: 100%;
  margin-bottom: 0.85rem;
  padding: 0;
}

.question-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.9rem;
  height: 1.9rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 50%;
}

.question-legend:has(.question-area) .question-number {
  grid-row: span 2;
}

.question-area {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.question-text {
  grid-column: 2;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.45;
}

.question-area + .question-text {
  margin-top: 0.1rem;
}

.question-number + .question-text {
  align-self: center;
}

.options {
  clear: both;
  display: grid;
  gap: 0.5rem;
}

.options-compact {
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
}

.option {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.7rem 0.9rem;
  font-size: 0.95rem;
  line-height: 1.45;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}

.option:hover {
  border-color: var(--accent);
}

.option input {
  flex-shrink: 0;
  width: 1.05rem;
  height: 1.05rem;
  margin: 0.15rem 0 0;
  accent-color: var(--accent);
}

.option:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.option:has(input:focus-visible) {
  box-shadow: 0 0 0 3px var(--accent-soft);
  border-color: var(--accent);
}

.option-unknown {
  justify-self: start;
  margin-top: 0.15rem;
  padding: 0.5rem 0.9rem;
  color: var(--text-muted);
  background: transparent;
  border-style: dashed;
}

.option-unknown:has(input:checked) {
  color: var(--text);
}

.question.is-invalid .option:not(:hover) {
  border-color: var(--danger-border);
}

/* "Other" free text */
.other-text {
  width: 100%;
  margin-top: 0.75rem;
  padding: 0.7rem 0.85rem;
  font: inherit;
  font-size: 0.95rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.other-text:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* Submit panel */
.submit-panel {
  padding: clamp(1.25rem, 4vw, 2rem);
}

.progress-text {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-muted);
}

.missing {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--danger);
}

.form-status {
  margin: 1rem 0 0;
  font-size: 0.9rem;
  color: var(--danger);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s, opacity 0.2s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-bright), var(--accent));
  color: #fff;
  box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px var(--accent-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--text-muted);
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  box-shadow: none;
}

/* Result */
.result:focus {
  outline: none;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}

.result-card {
  padding: clamp(1.25rem, 4vw, 1.75rem);
}

.result-card-title {
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.result-value {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 3.5vw, 1.9rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.level-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  font-size: 1.35rem;
  color: #fff;
  background: linear-gradient(135deg, var(--accent-bright), var(--accent));
  border-radius: 50%;
  box-shadow: 0 6px 20px var(--accent-glow);
}

.level-meter {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}

.level-meter span {
  height: 0.45rem;
  background: var(--bg-muted);
  border-radius: 999px;
}

.level-meter span.is-filled {
  background: linear-gradient(90deg, var(--accent-bright), var(--accent));
}

/* Traffic light (section 5): level 1 red, 2 orange, 3 yellow, 4 green. Risk: high red, low green. */
#result-maturity {
  --level-color: var(--accent);
  --level-text: var(--accent);
}

#result-maturity[data-color="red"] {
  --level-color: var(--danger);
  --level-text: var(--danger);
}

#result-maturity[data-color="orange"] {
  --level-color: var(--orange);
  --level-text: var(--orange-text);
}

#result-maturity[data-color="yellow"] {
  --level-color: var(--warning-bright);
  --level-text: var(--warning);
}

#result-maturity[data-color="grey"] {
  --level-color: var(--text-muted);
  --level-text: var(--text-muted);
}

#result-maturity .level-number {
  background: var(--level-color);
  box-shadow: none;
}

#result-maturity .level-meter span.is-filled {
  background: var(--level-color);
}

#result-level-name {
  color: var(--level-text);
}

.result-caption {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.result-text {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.risk-pill {
  display: inline-flex;
  padding: 0.3rem 1rem;
  font-size: 1.35rem;
  border-radius: 999px;
}

.risk-pill[data-risk="high"] {
  color: #fff;
  background: var(--danger);
}

.risk-pill[data-risk="low"] {
  color: #fff;
  background: var(--accent);
}

.risk-pill[data-risk="unknown"] {
  color: #fff;
  background: var(--text-muted);
}

.confidence {
  margin: 1.25rem 0 0;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.confidence strong {
  color: var(--text);
}

.notice {
  margin-top: 1rem;
  padding: 1rem 1.25rem;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--warning-soft);
  border: 1px solid rgba(214, 158, 46, 0.35);
  border-radius: var(--radius-sm);
}

.notice p {
  margin: 0;
}

.notice .notice-title {
  margin-bottom: 0.25rem;
  font-weight: 700;
  color: var(--warning);
}

.result-next {
  margin-top: 1.25rem;
  padding: clamp(1.25rem, 4vw, 1.75rem);
  font-size: 0.98rem;
}

.result-next p {
  margin: 0;
}

.result-next p + p {
  margin-top: 0.75rem;
}

.text-link {
  font-weight: 600;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.text-link:hover {
  color: var(--accent-hover);
}

.result-actions {
  margin-top: 1.25rem;
}

/* Footer */
.site-footer {
  padding: 2rem 0;
  background: linear-gradient(180deg, #0f1f1a 0%, #14171a 100%);
  color: #e8e6e2;
}

.footer-inner {
  text-align: center;
}

.footer-copy {
  margin: 0;
  font-size: 0.8rem;
  color: #8a8782;
}

.footer-copy a {
  color: #e8e6e2;
}

/* Responsive */
@media (max-width: 720px) {
  :root {
    --header-h: 64px;
  }

  body {
    font-size: 1rem;
  }

  .logo-img {
    max-width: 7.2rem;
    height: 2rem;
  }

  .field-grid,
  .result-grid {
    grid-template-columns: 1fr;
  }

  .options-compact {
    grid-template-columns: 1fr;
  }

  .submit-panel .btn {
    width: 100%;
  }
}