:root {
  --bg: #faf6f0;
  --surface: #ffffff;
  --ink: #2c2a26;
  --muted: #8a8478;
  --accent: #e07a5f;
  --accent-dark: #c85f45;
  --line: #ece5da;
  --radius: 14px;
  --shadow: 0 2px 10px rgba(44, 42, 38, 0.06);
}

* { box-sizing: border-box; }

body {
  font-family: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  margin: 0;
  padding: 2rem 1.5rem 4rem 1.5rem;
}

body.centered {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1.5rem;
}

.brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent-dark);
  margin-bottom: 0.5rem;
}
.centered-text { text-align: center; }

h1 { font-size: 1.4rem; margin: 0 0 1rem 0; }
h2 { font-size: 1.05rem; margin: 0 0 0.75rem 0; color: var(--ink); }

.card {
  background: var(--surface);
  max-width: 640px;
  margin: 0 auto 1.5rem auto;
  padding: 1.75rem 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}
.card.wide { max-width: 1100px; }
.auth-card { max-width: 380px; width: 100%; }

.topbar {
  max-width: 1100px;
  margin: 0 auto 1.5rem auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.nav-links a {
  margin-right: 1.25rem;
  font-weight: 600;
  color: var(--ink);
  opacity: 0.75;
}
.nav-links a:hover { opacity: 1; color: var(--accent-dark); }
.nav-user { font-size: 0.9rem; color: var(--muted); display: flex; gap: 0.75rem; align-items: center; }

label { display: block; margin-top: 1rem; margin-bottom: 0.3rem; font-size: 0.85rem; color: var(--muted); font-weight: 600; }

input[type=text], input[type=password], input[type=date], input[type=file], select {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-size: 0.95rem;
}
input:focus, select:focus { outline: none; border-color: var(--accent); }

button {
  margin-top: 1.5rem;
  padding: 0.65rem 1.4rem;
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: white;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}
button:hover { background: var(--accent-dark); }
button.secondary {
  background: transparent;
  color: var(--accent-dark);
  border: 1px solid var(--accent);
  margin-top: 0.75rem;
}
button.secondary:hover { background: var(--accent); color: white; }

.error { color: #b3261e; background: #fdecea; padding: 0.6rem 0.8rem; border-radius: 8px; font-size: 0.9rem; }
.hint { color: var(--muted); font-size: 0.85rem; }

a { color: var(--accent-dark); text-decoration: none; }

.date-header {
  max-width: 1100px;
  margin: 2rem auto 0.75rem auto;
  font-size: 0.95rem;
  color: var(--muted);
  text-transform: capitalize;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
  max-width: 1100px;
  margin: 0 auto;
}

.entry-tile {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.75rem;
  box-shadow: var(--shadow);
}
.entry-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 10px;
  display: block;
  background: #f1ece3;
}
.entry-image.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.85rem;
}
.entry-tile audio { width: 100%; margin-top: 0.6rem; }
.entry-tile .meta {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.badge {
  background: #fbeae4;
  color: var(--accent-dark);
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.albums-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.album-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.album-card:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(44,42,38,0.1); }
.album-name { font-weight: 700; color: var(--ink); margin-bottom: 0.3rem; }
.album-count { font-size: 0.8rem; color: var(--muted); }

.folder-hint {
  margin-top: 1.25rem;
  padding: 0.9rem 1rem;
  background: #f6f1ea;
  border-radius: 10px;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.5;
}
.folder-hint code {
  background: #fff;
  border: 1px solid var(--line);
  padding: 0.05rem 0.35rem;
  border-radius: 4px;
  color: var(--ink);
  font-size: 0.82rem;
}

.lightbox-trigger { cursor: zoom-in; }

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 15, 0.9);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.lightbox.hidden { display: none; }
.lightbox-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  max-width: 90vw;
}
.lightbox-content img {
  max-width: 90vw;
  max-height: 75vh;
  border-radius: 10px;
  object-fit: contain;
  display: block;
}
.lightbox-content audio { width: min(90vw, 480px); }

@media (max-width: 640px) {
  body { padding: 1rem 0.75rem 3rem 0.75rem; }

  .card, .card.wide, .auth-card {
    max-width: 100%;
    padding: 1.25rem 1.25rem;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  .nav-links { display: flex; flex-wrap: wrap; gap: 0.25rem 0; }
  .nav-links a { margin-right: 1rem; font-size: 0.95rem; }
  .nav-user { width: 100%; justify-content: space-between; }

  .grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0.85rem; }

  h1 { font-size: 1.2rem; }

  .lightbox { padding: 1rem; }
  .lightbox-content img { max-height: 60vh; }

  .folder-hint { font-size: 0.8rem; }
}