/* DFCco-op Collective — dark purple theme, system fonts, mobile-first */
:root {
  --bg-start: #1a1a2e;
  --bg-end: #16213e;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.1);
  --accent: #6d4aff;
  --accent-soft: rgba(109, 74, 255, 0.16);
  --text: #e8e8f0;
  --text-dim: #a0a0b8;
  --radius: 10px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background: linear-gradient(160deg, var(--bg-start) 0%, var(--bg-end) 100%) fixed;
  min-height: 100vh;
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
code, pre { font-family: var(--mono); }
pre {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  overflow-x: auto;
  font-size: 0.85rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(20, 20, 40, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.logo {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.logo:hover { text-decoration: none; }
.logo .tick { color: var(--accent); font-family: var(--mono); }
.main-nav { display: none; }
.main-nav.open {
  display: flex;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  flex-direction: column;
  background: rgba(20, 20, 40, 0.98);
  border-bottom: 1px solid var(--border);
  padding: 0.5rem 1rem 1rem;
}
.main-nav a {
  color: var(--text-dim);
  padding: 0.55rem 0.8rem;
  border-radius: 8px;
  font-size: 0.95rem;
}
.main-nav a:hover { color: var(--text); background: var(--surface-2); text-decoration: none; }
.main-nav a[aria-current="page"] { color: var(--accent); background: var(--accent-soft); }
.nav-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1.2rem;
  padding: 0.3rem 0.65rem;
  cursor: pointer;
}
@media (min-width: 820px) {
  .nav-toggle { display: none; }
  .main-nav {
    display: flex;
    position: static;
    flex-direction: row;
    background: none;
    border: none;
    padding: 0;
    gap: 0.15rem;
  }
}

/* Layout */
.container { max-width: 1100px; margin: 0 auto; padding: 2rem 1rem 4rem; }
.breadcrumbs { font-size: 0.85rem; color: var(--text-dim); margin-bottom: 1.5rem; }
.breadcrumbs a { color: var(--text-dim); }
.breadcrumbs a:hover { color: var(--accent); }

/* Hero */
.hero { text-align: center; padding: 3.5rem 1rem 3rem; }
.hero h1 {
  font-size: clamp(2.2rem, 6vw, 3.5rem);
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}
.hero .tagline {
  font-family: var(--mono);
  color: var(--text-dim);
  max-width: 640px;
  margin: 0 auto 2rem;
  font-size: 0.95rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.6rem 1.3rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-size: 0.95rem;
  cursor: pointer;
  font-family: inherit;
}
.btn:hover { background: rgba(255, 255, 255, 0.12); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #5a39e0; }
.btn.small { padding: 0.35rem 0.85rem; font-size: 0.85rem; }

/* Cards */
.grid { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid.cols-2 { grid-template-columns: 1fr 1fr; } .grid.cols-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .grid.cols-3 { grid-template-columns: repeat(3, 1fr); } }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.card h3 { margin: 0 0 0.4rem; font-size: 1.05rem; }
.card p { margin: 0.25rem 0; color: var(--text-dim); font-size: 0.92rem; }
.card .badge {
  display: inline-block;
  font-size: 0.7rem;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid rgba(109, 74, 255, 0.35);
  border-radius: 99px;
  padding: 0.1rem 0.6rem;
  margin-bottom: 0.5rem;
}
.card ul { margin: 0.6rem 0 0; padding-left: 1.1rem; color: var(--text-dim); font-size: 0.88rem; }
.card .actions { margin-top: 0.9rem; display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* Section headings */
.section { margin-top: 3rem; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.section-head h2 { margin: 0; font-size: 1.5rem; }
.section-head p { margin: 0.2rem 0 0; color: var(--text-dim); font-size: 0.92rem; }
.toggle-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 8px;
  padding: 0.25rem 0.7rem;
  cursor: pointer;
  font-size: 0.8rem;
  font-family: var(--mono);
}
.toggle-btn:hover { color: var(--text); }
[hidden] { display: none !important; }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
th, td { text-align: left; padding: 0.6rem 0.8rem; border-bottom: 1px solid var(--border); }
th { background: var(--surface-2); font-family: var(--mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; }
tr:last-child td { border-bottom: none; }
td.hash { font-family: var(--mono); font-size: 0.75rem; word-break: break-all; }

/* Search input */
.search-input {
  width: 100%;
  max-width: 380px;
  padding: 0.55rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.88rem;
  margin-bottom: 1rem;
}
.search-input:focus { outline: 2px solid var(--accent); border-color: transparent; }

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 100;
}
.modal {
  background: var(--bg-start);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-width: 480px;
  width: 100%;
  padding: 1.5rem;
}
.modal h3 { margin-top: 0; }
.modal .file-info { font-family: var(--mono); font-size: 0.8rem; color: var(--text-dim); margin: 0.75rem 0; }
.modal .actions { display: flex; gap: 0.6rem; justify-content: flex-end; margin-top: 1.25rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 4rem;
  padding: 2.5rem 1rem;
  color: var(--text-dim);
  font-size: 0.88rem;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .footer-inner { grid-template-columns: repeat(3, 1fr); } }
.footer-inner h4 { margin: 0 0 0.6rem; color: var(--text); font-size: 0.9rem; }
.footer-inner ul { list-style: none; margin: 0; padding: 0; }
.footer-inner li { margin: 0.3rem 0; }
.footer-inner a { color: var(--text-dim); }
.footer-inner a:hover { color: var(--accent); }
.footer-bottom { max-width: 1100px; margin: 2rem auto 0; text-align: center; font-family: var(--mono); font-size: 0.75rem; }

/* Admin */
.admin-panel textarea {
  width: 100%;
  min-height: 320px;
  background: rgba(0, 0, 0, 0.35);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 0.82rem;
  padding: 1rem;
}
.admin-panel .tabs { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-bottom: 1rem; }
.admin-panel .tabs button.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.admin-note {
  background: var(--accent-soft);
  border: 1px solid rgba(109, 74, 255, 0.35);
  border-radius: var(--radius);
  padding: 0.9rem 1.1rem;
  font-size: 0.88rem;
  margin-bottom: 1.25rem;
}
.status-ok { color: #4ade80; font-family: var(--mono); font-size: 0.85rem; }
.status-err { color: #ff6b6b; font-family: var(--mono); font-size: 0.85rem; }

/* Utility classes (CSP forbids inline styles) */
.text-dim { color: var(--text-dim); }
.small { font-size: 0.85rem; }
.smaller { font-size: 0.8rem; }
.code-path { font-size: 0.7em; color: var(--text-dim); }
.mt-lg { margin-top: 1.5rem; }
.btn-row { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-top: 0.75rem; }
.center-page { text-align: center; padding-top: 6rem; }
.big-404 { font-size: 4rem; margin: 0; }
.main-nav.open.nav-inline, .nav-inline { position: static; flex-direction: row; background: none; border: none; padding: 0; }