* { box-sizing: border-box; margin: 0; }

:root {
  --bg: #14121a;
  --card: #1f1b2a;
  --ink: #efeaf7;
  --muted: #9a8fb3;
  --pop: #ff5e87;
}

body {
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid #2c2739;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}
.logo span { color: var(--pop); }

nav a {
  color: var(--pop);
  text-decoration: none;
  font-weight: 600;
}
nav a:hover { text-decoration: underline; }

main { flex: 1; padding: 1.25rem; max-width: 1100px; width: 100%; margin: 0 auto; }

.grid {
  columns: 3 260px;
  column-gap: 1rem;
}

.card {
  break-inside: avoid;
  margin: 0 0 1rem;
  background: var(--card);
  border-radius: 12px;
  overflow: hidden;
}
.card img { width: 100%; display: block; }

.card figcaption {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
}
.card figcaption span { flex: 1; }
.card time { color: var(--muted); white-space: nowrap; }

.del {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.9rem;
}
.del:hover { color: var(--pop); }

.empty { color: var(--muted); text-align: center; margin-top: 4rem; }
.empty a { color: var(--pop); }

.box {
  max-width: 420px;
  margin: 3rem auto;
  background: var(--card);
  border-radius: 14px;
  padding: 1.5rem;
}
.box h1 { font-size: 1.3rem; margin-bottom: 1rem; }

.box form { display: flex; flex-direction: column; gap: 0.75rem; }

.box input {
  background: var(--bg);
  border: 1px solid #3a3350;
  border-radius: 8px;
  color: var(--ink);
  padding: 0.6rem 0.75rem;
  font-size: 1rem;
}
.box input:focus { outline: 2px solid var(--pop); border-color: transparent; }

.box button {
  background: var(--pop);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.65rem;
  cursor: pointer;
}
.box button:hover { filter: brightness(1.1); }

.err { color: #ff8080; }
.hint { color: var(--muted); font-size: 0.85rem; margin-top: 0.75rem; }

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
  padding: 1rem;
}