:root {
  --bg: #0b0d12;
  --panel: #141821;
  --panel-2: #1a1f2b;
  --line: #262d3b;
  --text: #e8ecf4;
  --muted: #8d97ab;
  --accent: #f6821f; /* Cloudflare orange */
  --accent-2: #ffb454;
  --ok: #3fd68a;
  --bad: #ff6b6b;
  --radius: 14px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f8fb;
    --panel: #ffffff;
    --panel-2: #f1f3f8;
    --line: #e2e6ef;
    --text: #131722;
    --muted: #5f6980;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0 1.25rem 4rem;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* --------------------------------------------------------------- hero --- */

.hero {
  max-width: 68rem;
  margin: 0 auto;
  padding: 5rem 0 3rem;
  text-align: center;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0.4rem 0 0;
  font-size: clamp(2.75rem, 9vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.hero .dot {
  color: var(--accent);
}

.tagline {
  max-width: 34rem;
  margin: 1.1rem auto 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.edge {
  margin-top: 1.5rem;
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted);
  font-size: 0.82rem;
}

/* --------------------------------------------------------------- grid --- */

main {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(21rem, 1fr));
  gap: 1.25rem;
  max-width: 68rem;
  margin: 0 auto;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.card h2 {
  margin: 0;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.pill {
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.72rem;
  white-space: nowrap;
}

.blurb {
  margin: 0 0 1.1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.stat {
  margin: 0;
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}

.stat small {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0;
}

/* -------------------------------------------------------------- forms --- */

form {
  display: grid;
  gap: 0.6rem;
  margin-bottom: 1.1rem;
}

input[type="text"],
input:not([type]),
input[type="file"] {
  font: inherit;
}

#guestbook-form input {
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel-2);
  color: var(--text);
}

#guestbook-form input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

button {
  padding: 0.65rem 0.9rem;
  border: 0;
  border-radius: 9px;
  background: var(--accent);
  color: #1a1205;
  font: inherit;
  font-weight: 650;
  cursor: pointer;
}

button:hover:not(:disabled) {
  background: var(--accent-2);
}

button:disabled {
  opacity: 0.55;
  cursor: progress;
}

.filepick {
  display: block;
  margin-bottom: 1.1rem;
  padding: 1.1rem;
  border: 1px dashed var(--line);
  border-radius: 10px;
  background: var(--panel-2);
  color: var(--muted);
  text-align: center;
  cursor: pointer;
}

.filepick input {
  display: none;
}

/* ------------------------------------------------------------- lists --- */

.entries,
.bindings {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
  max-height: 17rem;
  overflow-y: auto;
}

.entries li,
.bindings li {
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel-2);
  font-size: 0.9rem;
  word-break: break-word;
}

.entries .who {
  font-weight: 650;
}

.entries .when {
  float: right;
  color: var(--muted);
  font-size: 0.78rem;
}

.muted {
  color: var(--muted);
}

.error {
  border-color: var(--bad) !important;
  color: var(--bad);
}

.bindings .yes::before {
  content: "\2713\00a0\00a0";
  color: var(--ok);
  font-weight: 700;
}

.bindings .no::before {
  content: "\2717\00a0\00a0";
  color: var(--bad);
  font-weight: 700;
}

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

code {
  padding: 0.1rem 0.35rem;
  border-radius: 5px;
  background: var(--panel-2);
  font-size: 0.86em;
}

footer {
  max-width: 68rem;
  margin: 3rem auto 0;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
}