:root {
  --sky: #AED9DF;
  --grass: #9DA95D;
  --olive: #5F6437;
  --ink: #33302B;
  --paper: #FAFAFA;
  --heading-font: "Avenir Next Condensed", "Futura", "Helvetica Neue", "Arial Narrow", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}

h1, h2, h3, .wordmark {
  font-family: var(--heading-font);
}

a {
  color: var(--olive);
}

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

/* Header */
.site-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1rem;
  background: var(--paper);
}

.site-header a.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--ink);
}

.site-header img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.wordmark {
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 1.1rem;
  color: var(--ink);
}

/* Hero */
.hero {
  background: linear-gradient(180deg, var(--sky), var(--grass));
  text-align: center;
  padding: 3rem 1rem 3.5rem;
}

.hero img.avatar {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 6px solid white;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  margin: 0 auto 1.2rem;
}

.hero h1 {
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 2.4rem;
  margin: 0.2rem 0;
  color: var(--ink);
}

.hero .tagline {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0.4rem 0;
}

.hero .subtagline {
  margin: 0 0 1.5rem;
}

.hero .lost-note {
  font-size: 1.1rem;
}

/* Buttons */
.buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  justify-content: center;
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
  border: 2px solid var(--ink);
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 2px solid var(--ink);
}

.btn:focus-visible, a:focus-visible {
  outline: 3px solid var(--olive);
  outline-offset: 2px;
}

/* Main content */
main {
  max-width: 64rem;
  margin: 0 auto;
  padding: 2.5rem 1rem;
}

main.legal {
  max-width: 44rem;
}

section {
  margin-bottom: 2.5rem;
}

section h2 {
  font-size: 1.4rem;
  margin-top: 2rem;
}

/* Card grid */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
}

@media (min-width: 560px) {
  .card-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 900px) {
  .card-grid { grid-template-columns: repeat(4, 1fr); }
}

.card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 0.8rem;
  padding: 1.2rem;
}

.card .emoji {
  font-size: 1.6rem;
}

/* Notice box */
.notice {
  background: white;
  border-left: 6px solid var(--olive);
  padding: 1rem 1.2rem;
  border-radius: 0.3rem;
}

.summary-box {
  background: white;
  border: 2px solid var(--olive);
  border-radius: 0.6rem;
  padding: 1rem 1.2rem;
  margin: 1.2rem 0 2rem;
}

/* Table of contents */
.toc {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 0.6rem;
  padding: 1rem 1.2rem;
  margin: 1rem 0 2rem;
}

.toc ol {
  margin: 0.4rem 0 0;
  padding-left: 1.2rem;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}

th, td {
  text-align: left;
  padding: 0.5rem 0.6rem;
  border: 1px solid #ddd;
  vertical-align: top;
}

th {
  background: #f0f0ee;
}

/* Footer */
.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding: 1.5rem 1rem;
  text-align: center;
  font-size: 0.9rem;
}

.site-footer a {
  color: var(--sky);
}

.site-footer .footer-links {
  margin: 0.4rem 0;
}

.site-footer .disclaimer {
  max-width: 44rem;
  margin: 0.8rem auto 0;
  opacity: 0.85;
}