:root {
  --navy: #1b2a4a;
  --navy-deep: #142038;
  --red: #c0392b;
  --cream: #faf7f2;
  --ink: #21293a;
  --muted: #6b7280;
  --border: #e3ddd2;
  --highlight: #ffe8a3;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.55;
}

.topbar {
  background: var(--navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: 0 2px 6px rgba(0,0,0,.15);
}

.brand { color: #fff; text-decoration: none; display: flex; align-items: center; gap: .5rem; }
.brand-stars { color: var(--red); letter-spacing: .2em; font-size: .8rem; }
.brand-name { font-weight: 800; letter-spacing: .04em; font-size: 1.05rem; }
.brand-name small { font-weight: 500; letter-spacing: .12em; font-size: .62rem; opacity: .85; margin-left: .35rem; }

.topbar nav a {
  color: #dbe2ef;
  text-decoration: none;
  margin-left: 1rem;
  font-size: .9rem;
}
.topbar nav a:hover { color: #fff; text-decoration: underline; }

main { max-width: 860px; margin: 0 auto; padding: 1rem 1rem 4rem; }

.page-title { color: var(--navy); margin: .75rem 0 .25rem; }
.muted { color: var(--muted); font-size: .85rem; }
.error { color: var(--red); font-weight: 600; }

/* search */
.search-bar {
  position: sticky;
  top: 3.3rem;
  z-index: 10;
  background: var(--cream);
  padding: .75rem 0 .5rem;
  display: flex;
  align-items: center;
  gap: .75rem;
}
#search {
  flex: 1;
  padding: .7rem .9rem;
  font-size: 1rem;
  border: 2px solid var(--border);
  border-radius: 10px;
  background: #fff;
}
#search:focus { outline: none; border-color: var(--navy); }

.chips { display: flex; flex-wrap: wrap; gap: .4rem; margin: .5rem 0 1rem; }
.chip {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .25rem .75rem;
  font-size: .8rem;
  color: var(--navy);
  text-decoration: none;
  font-weight: 600;
}
.chip:hover { background: var(--navy); color: #fff; }

/* cards */
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.1rem 1.3rem;
  margin-bottom: 1rem;
  scroll-margin-top: 7rem;
  box-shadow: 0 1px 3px rgba(27,42,74,.06);
}
.card h2 {
  margin: 0 0 .5rem;
  color: var(--navy);
  font-size: 1.15rem;
  border-bottom: 3px solid var(--red);
  display: inline-block;
  padding-bottom: .15rem;
}
.card .content ul { padding-left: 1.25rem; margin: .5rem 0; }
.card .content li { margin: .3rem 0; }
.card .content blockquote {
  margin: .75rem 0 0;
  padding: .6rem .9rem;
  background: #fdf1ef;
  border-left: 4px solid var(--red);
  border-radius: 0 8px 8px 0;
  font-size: .93rem;
}
.card .content blockquote p { margin: 0; }
.card .meta { margin-top: .6rem; font-size: .72rem; }
mark { background: var(--highlight); border-radius: 3px; padding: 0 1px; }

/* login */
.login-wrap { display: flex; justify-content: center; padding-top: 12vh; }
.login-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem;
  width: 100%;
  max-width: 360px;
  box-shadow: 0 4px 18px rgba(27,42,74,.1);
}
.login-card h1 { margin: 0 0 .25rem; color: var(--navy); font-size: 1.3rem; }
.login-card input {
  width: 100%;
  padding: .7rem .9rem;
  font-size: 1rem;
  border: 2px solid var(--border);
  border-radius: 10px;
  margin: .75rem 0;
}
.login-card input:focus { outline: none; border-color: var(--navy); }

button {
  font: inherit;
  padding: .5rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--navy);
  cursor: pointer;
  font-weight: 600;
}
button:hover { border-color: var(--navy); }
button.primary, .login-card button {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
  width: auto;
}
.login-card button { width: 100%; padding: .7rem; font-size: 1rem; }
button.primary:hover, .login-card button:hover { background: var(--navy-deep); }
button.danger { color: var(--red); }
button.danger:hover { border-color: var(--red); background: #fdf1ef; }

/* admin */
.admin-card form { display: flex; flex-direction: column; gap: .6rem; }
.admin-card form[id] { display: none; }
.admin-row { display: flex; align-items: center; justify-content: space-between; gap: .6rem; flex-wrap: wrap; }
.admin-actions { display: flex; gap: .35rem; }
.title-input {
  flex: 1;
  min-width: 200px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  padding: .5rem .7rem;
  border: 2px solid var(--border);
  border-radius: 8px;
}
.admin-card textarea {
  width: 100%;
  font: .9rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
  padding: .7rem .9rem;
  border: 2px solid var(--border);
  border-radius: 8px;
  resize: vertical;
}
.title-input:focus, .admin-card textarea:focus { outline: none; border-color: var(--navy); }

@media (max-width: 600px) {
  .brand-name small { display: none; }
  main { padding: 0.5rem 0.75rem 3rem; }
  .card { padding: .9rem 1rem; }
}