/* Shared styles — mobile-first, simple hackathon layout */
:root {
  --color-bg: #f7f7f7;
  --color-surface: #ffffff;
  --color-primary: #0a0a0a;
  --color-primary-dark: #000000;
  --color-accent: #efefef;
  --color-text: #111111;
  --color-muted: #5c5c5c;
  --color-border: #dcdcdc;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius: 8px;
  --shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
  --max-width: 720px;
}

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

.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;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--color-text);
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
}

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--color-primary-dark);
}

/* Top navigation */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header__inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0.75rem 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.site-logo {
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
  text-decoration: none;
}

.site-logo span {
  color: var(--color-text);
  font-weight: 800;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.35rem 0;
}

.site-nav a[aria-current="page"] {
  color: var(--color-primary-dark);
  font-weight: 600;
}

main {
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

.site-footer {
  text-align: center;
  padding: 1.25rem 1rem;
  font-size: 0.875rem;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

/* Landing */
.hero {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.75rem 1.25rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--color-border);
}

.hero h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.5rem, 4vw, 1.85rem);
  line-height: 1.25;
}

.hero .tagline {
  margin: 0 0 1.25rem;
  color: var(--color-muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-block;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
}

.btn--secondary {
  background: var(--color-surface);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--secondary:hover {
  background: var(--color-accent);
}

.info-cards {
  display: grid;
  gap: 1rem;
}

@media (min-width: 600px) {
  .info-cards {
    grid-template-columns: 1fr 1fr;
  }
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
}

.card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

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

.page-title {
  margin: 0 0 0.35rem;
  font-size: 1.5rem;
}

.page-intro {
  margin: 0 0 1.5rem;
  color: var(--color-muted);
}

/* Forms (submit page skeleton) */
.report-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
}

.form-group .hint {
  font-weight: 400;
  color: var(--color-muted);
  font-size: 0.85rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-family: inherit;
  font-size: 1rem;
}

.form-group textarea {
  min-height: 4rem;
  resize: vertical;
}

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

.form-note {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}

/* View page placeholder */
.placeholder-panel {
  background: var(--color-accent);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
  color: var(--color-muted);
}

.stats-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.stat-pill {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.65rem 1rem;
  font-size: 0.9rem;
}

.stat-pill strong {
  display: block;
  font-size: 1.25rem;
  color: var(--color-primary);
}

/* About page */
.about-eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.about-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.75rem 1.5rem;
  margin-bottom: 1.5rem;
}

.about-panel__body {
  border-left: 3px solid var(--color-primary);
  padding-left: 1.25rem;
}

.prose p {
  margin: 0 0 1rem;
  color: var(--color-text);
  font-size: 1.02rem;
  line-height: 1.65;
}

.prose p:last-child {
  margin-bottom: 0;
}

.about-signoff {
  margin-top: 1.25rem !important;
  font-weight: 700;
  font-size: 1.05rem !important;
}

.about-credit {
  margin: 1.25rem 0 0;
  font-size: 0.9rem;
  color: var(--color-muted);
  text-align: right;
}

.about-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.about-teaser {
  margin-top: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.about-teaser p {
  margin: 0;
  max-width: 28rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.about-teaser__link {
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.about-teaser__link:hover {
  text-decoration: underline;
}