/* GeoSurveyHub — Page layouts, hero, prose, forms */

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

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 300;
  padding: 12px 20px;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: top 0.2s;
}
.skip-link:focus { top: 16px; outline: 2px solid var(--white); }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px var(--section-h) 100px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(251, 215, 132, 0.06) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(22, 37, 53, 0.9) 0%, transparent 50%),
    linear-gradient(180deg, var(--bg) 0%, #0a1820 100%);
  pointer-events: none;
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  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: 48px 48px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 20%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: end;
}

.hero-content { max-width: 720px; }

.hero-content .kicker { margin-bottom: 24px; }

.hero-content h1 { margin-bottom: 28px; }

.hero-content > p.sub {
  font-size: 17px;
  max-width: 520px;
  margin-bottom: 40px;
  color: var(--muted);
  line-height: 1.75;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  align-items: center;
}

.hero-aside {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 24px;
}

.hero-stat-label {
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  text-align: right;
}

.hero-visual {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-visual svg { opacity: 0.85; }

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--muted);
  z-index: 2;
}

/* Inner page hero (shorter) */
.page-hero {
  padding: 140px var(--section-h) 72px;
  position: relative;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(22, 37, 53, 0.35) 0%, var(--bg) 100%);
}

.page-hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.page-hero h1 { margin-bottom: 20px; }
.page-hero .sub {
  font-size: 17px;
  color: var(--muted);
  max-width: 640px;
  line-height: 1.75;
}

/* ── PROSE & DOC LAYOUT ── */
.doc-page {
  padding: 48px var(--section-h) var(--section-v);
}

.doc-page-inner {
  max-width: 720px;
  margin: 0 auto;
}

.doc-page-wide {
  max-width: 960px;
  margin: 0 auto;
}

.prose {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.85;
}

.prose > * + * { margin-top: 1.25em; }

.prose h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 2.5vw, 36px);
  color: var(--white);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.prose h3 {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.prose h4 {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  color: var(--white);
  margin-top: 1.5rem;
}

.prose p { max-width: none; }

.prose ul, .prose ol {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

.prose ul li {
  position: relative;
  padding-left: 1.25rem;
  margin: 0.5rem 0;
}

.prose ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
}

.prose ol {
  counter-reset: item;
}

.prose ol li {
  counter-increment: item;
  position: relative;
  padding-left: 2rem;
  margin: 0.6rem 0;
}

.prose ol li::before {
  content: counter(item, decimal-leading-zero);
  position: absolute;
  left: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
}

.prose a {
  color: var(--accent);
  border-bottom: 1px solid rgba(251, 215, 132, 0.35);
  transition: border-color 0.2s, color 0.2s;
}

.prose a:hover {
  color: var(--white);
  border-bottom-color: var(--accent);
}

.prose strong { color: var(--white); font-weight: 500; }

.prose blockquote {
  border-left: 3px solid var(--accent);
  padding: 12px 0 12px 24px;
  margin: 2rem 0;
  font-style: italic;
  color: rgba(255, 255, 255, 0.85);
}

.prose pre, .prose code {
  font-family: var(--font-mono);
  font-size: 12px;
}

.prose pre {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  overflow-x: auto;
  color: var(--white);
  line-height: 1.6;
}

/* Glossary grid */
.glossary-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 2rem 0;
}

.glossary-grid dt {
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent);
  padding: 14px 18px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
}

.glossary-grid dd {
  font-size: 14px;
  color: var(--muted);
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  margin: 0;
}

.glossary-grid dt:last-of-type,
.glossary-grid dd:last-of-type {
  border-bottom: none;
}

@media (max-width: 640px) {
  .glossary-grid {
    grid-template-columns: 1fr;
  }
  .glossary-grid dt { border-bottom: none; padding-bottom: 0; }
  .glossary-grid dd { padding-top: 6px; }
}

/* Section band (alternating) */
.content-section {
  padding: var(--section-v) var(--section-h);
  border-top: 1px solid var(--border);
}

.content-section.alt {
  background: rgba(22, 37, 53, 0.35);
}

.content-section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-head {
  margin-bottom: 48px;
  max-width: 560px;
}

.section-head h2 { margin-bottom: 16px; }

/* Quiz UI */
.quiz-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 40px 44px 48px;
  margin: 32px 0 48px;
}

.quiz-progress {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}

.kicker-mono {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--accent);
  text-transform: uppercase;
  flex-shrink: 0;
}

.quiz-question {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.5vw, 32px);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 28px;
  line-height: 1.2;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.quiz-option {
  text-align: left;
  padding: 18px 22px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 300;
  transition: border-color 0.2s, background 0.2s;
}

.quiz-option:hover {
  border-color: var(--border-accent);
  background: rgba(28, 47, 61, 0.9);
}

.quiz-result h2 { margin: 16px 0 20px; }
.quiz-result p { margin-bottom: 0; }

/* News filters */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.filter-btn {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(251, 215, 132, 0.06);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* JS-injected cards are not observed by animations.js — never hide them with .reveal */
#news-grid .news-card.reveal,
#news-preview .news-card.reveal,
#news-grid .news-card,
#news-preview .news-card {
  opacity: 1;
  transform: none;
}

@media (max-width: 768px) {
  .news-grid { grid-template-columns: 1fr; }
}

/* CTA band */
.cta-band {
  padding: 100px var(--section-h);
  text-align: center;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg) 0%, rgba(22, 37, 53, 0.5) 100%);
}

.cta-band h2 { margin-bottom: 20px; }
.cta-band p {
  margin: 0 auto 32px;
  max-width: 520px;
}

/* Financing form */
.financing-form-container {
  max-width: 900px;
  margin: 0 auto;
}

.financing-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 48px 56px;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 4px;
}

.field-group label {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--muted);
}

.field-group .req { color: var(--accent); margin-left: 4px; }

.field-group input,
.field-group select,
.field-group textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 300;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  width: 100%;
  transition: border-color 0.2s;
}

.field-group input:focus,
.field-group select:focus,
.field-group textarea:focus {
  border-color: var(--accent);
  outline: none;
}

.field-group.field-error input,
.field-group.field-error select,
.field-group.field-error textarea {
  border-color: var(--accent);
}

.field-error-msg {
  font-size: 12px;
  color: var(--accent);
  margin-top: 4px;
}

.form-section {
  padding-top: 32px;
  margin-top: 32px;
  border-top: 1px solid var(--border);
}

.form-section-title {
  font-family: var(--font-ui);
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.field-group-full { grid-column: 1 / -1; }

.checkbox-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.custom-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  cursor: pointer;
}

.custom-checkbox input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox-box {
  width: 18px;
  height: 18px;
  border: 1px solid var(--border-med);
  border-radius: 2px;
  background: var(--surface2);
  flex-shrink: 0;
  margin-top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s, background 0.2s;
}

.checkbox-box.checked {
  border-color: var(--accent);
  background: rgba(251, 215, 132, 0.12);
}

.checkbox-box.checked::after {
  content: '✓';
  font-size: 11px;
  color: var(--accent);
}

.custom-checkbox span.label-text {
  font-size: 14px;
  color: var(--muted);
  font-weight: 300;
  line-height: 1.5;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
  max-width: 720px;
}

.hero-stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  text-align: left;
}

.hero-stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--white);
  margin-bottom: 6px;
}

.hero-stat span {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

.trust-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 48px var(--section-h);
  max-width: var(--max-width);
  margin: 0 auto;
  border-bottom: 1px solid var(--border);
}

.trust-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.trust-item svg { flex-shrink: 0; opacity: 0.7; }

.trust-item h4 {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 6px;
}

.trust-item p {
  font-size: 13px;
  max-width: none;
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-aside { align-items: flex-start; }
  .form-grid-2 { grid-template-columns: 1fr; }
  .financing-form { padding: 32px 24px; }
  .trust-band { grid-template-columns: 1fr 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .trust-band { grid-template-columns: 1fr; }
}

/* In-page anchors (news cards) */
.news-card[id] {
  scroll-margin-top: 100px;
}