/* Shared styles for documentation pages (api.html, about.html) */

:root {
    --bg:       #f5f6f7;
    --card-bg:  #ffffff;
    --text:     #1a1a1a;
    --muted:    #6b7280;
    --accent:   #1d70b8;
    --border:   #d2d6db;
    --green:    #00703c;
    --red:      #d4351c;
    --orange:   #e67e22;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg); color: var(--text); line-height: 1.6;
}
header {
    background: var(--text); color: #fff; padding: 1rem 2rem;
    display: flex; align-items: center; gap: 1rem;
}
header h1 { font-size: 1.4rem; font-weight: 600; }
header h1 a { color: inherit; font-size: inherit; }
.brand-link {
    color: inherit;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.brand-icon {
    width: 1.1em;
    height: 1.1em;
    flex: 0 0 auto;
    vertical-align: middle;
}
header nav a { color: #aaa; text-decoration: none; font-size: 0.9rem; }
header nav a:hover { color: #fff; }
header nav { margin-left: auto; display: flex; gap: 1.5rem; }

h2 {
    font-size: 1.5rem; margin: 2rem 0 0.75rem; padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border);
}
h2:first-child { margin-top: 0; }
h3 { font-size: 1.1rem; margin: 1.5rem 0 0.5rem; color: var(--accent); }
p { margin: 0.5rem 0; }
ul, ol { margin: 0.5rem 0 0.5rem 1.5rem; }
li { margin: 0.3rem 0; }

code {
    background: #e8ecf0; padding: 0.15rem 0.4rem; border-radius: 3px;
    font-family: "SF Mono", Monaco, Menlo, monospace; font-size: 0.85rem;
}
pre {
    background: #1a1a1a; color: #e0e0e0; padding: 1rem; border-radius: 6px;
    overflow-x: auto; font-size: 0.85rem; margin: 0.75rem 0; line-height: 1.4;
}

table {
    width: 100%; border-collapse: collapse; font-size: 0.9rem; margin: 0.75rem 0;
}
th {
    background: var(--bg); text-align: left; padding: 0.5rem 0.75rem;
    font-weight: 600; border-bottom: 2px solid var(--border);
}
td { padding: 0.4rem 0.75rem; border-bottom: 1px solid var(--border); }

.card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 8px; padding: 1.25rem; margin: 1rem 0;
}
.card h4 { font-size: 1rem; margin-bottom: 0.5rem; }

.note {
    border-radius: 6px; padding: 0.75rem 1rem; font-size: 0.9rem; margin: 0.75rem 0;
}
.note.info { background: #e8f4fd; border: 1px solid #b3d7f0; }
.note.warning { background: #fff3cd; border: 1px solid #f0d78e; }

.category-tag {
    display: inline-block; padding: 0.15rem 0.5rem; border-radius: 4px;
    font-size: 0.8rem; font-weight: 500;
}
.category-tag.supermarket { background: #d4edda; color: #155724; }
.category-tag.major-oil { background: #cce5ff; color: #004085; }
.category-tag.motorway { background: #f8d7da; color: #721c24; }
.category-tag.motorway-operator { background: #fde4d0; color: #6e3619; }
.category-tag.fuel-group { background: #e8e9f5; color: #4a4d80; }
.category-tag.convenience { background: #fff3cd; color: #856404; }
.category-tag.independent { background: #f5f6f7; color: var(--muted); }
.category-tag.uncategorised { background: #e2e3e5; color: #383d41; border: 1px dashed #adb1bd; }

.diagram {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 8px; padding: 1.5rem; margin: 1rem 0;
    overflow-x: auto;
}
.diagram pre {
    background: none; color: var(--text); padding: 0; margin: 0;
    font-size: 0.85rem;
}

.endpoint {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 8px; padding: 1.25rem; margin: 1rem 0;
}
.endpoint .method-path {
    font-family: "SF Mono", Monaco, Menlo, monospace;
    font-size: 0.95rem; font-weight: 600;
}
.endpoint .desc { color: var(--muted); font-size: 0.9rem; margin: 0.5rem 0; }

.method {
    display: inline-block; padding: 0.15rem 0.5rem; border-radius: 4px;
    font-size: 0.8rem; font-weight: 700; margin-right: 0.5rem;
    text-transform: uppercase; color: #fff;
}
.method.get { background: var(--green); }
.method.post { background: var(--accent); }
.method.patch { background: var(--orange); }
.method.delete { background: var(--red); }

.section-nav {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 8px; padding: 1rem 1.25rem; margin-bottom: 1.5rem;
}
.section-nav h4 { font-size: 0.85rem; color: var(--muted); text-transform: uppercase; margin-bottom: 0.5rem; }
.section-nav a {
    display: inline-block; margin: 0.2rem 0.75rem 0.2rem 0;
    color: var(--accent); text-decoration: none; font-size: 0.9rem;
}
.section-nav a:hover { text-decoration: underline; }

@media (max-width: 768px) {
    main { padding: 1rem; }
}