:root {
  --bg: #1a2f23;
  --card: #24402f;
  --card-2: #2d4d3a;
  --text: #eaf3ed;
  --muted: #9db8a8;
  --accent: #7fd4a0;
  --accent-dark: #245c3d;
  --danger: #e08a8a;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

#app {
  flex: 1;
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
  padding: calc(env(safe-area-inset-top, 0px) + 16px) 16px 96px;
}

h1 { font-size: 1.5rem; margin: 8px 0 4px; }
h2 { font-size: 1.1rem; margin: 20px 0 8px; color: var(--muted); font-weight: 600; }
.sub { color: var(--muted); margin: 0 0 16px; font-size: 0.95rem; }
.loading { color: var(--muted); text-align: center; margin-top: 40vh; }

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.card.overdue { outline: 1.5px solid var(--accent); }

.thumb {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--card-2);
  object-fit: cover;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.card .info { flex: 1; min-width: 0; }
.card .name { font-weight: 600; }
.card .meta { color: var(--muted); font-size: 0.85rem; margin-top: 2px; }

button {
  font: inherit;
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  background: var(--card-2);
  color: var(--text);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
button.primary { background: var(--accent); color: #10231a; font-weight: 700; }
button.small { padding: 7px 11px; font-size: 0.9rem; }
button.ghost { background: transparent; color: var(--muted); }
button.danger { background: transparent; color: var(--danger); }
button:disabled { opacity: 0.5; }

.bigbtn { width: 100%; padding: 14px; font-size: 1rem; margin-top: 10px; }

input, select {
  font: inherit;
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--card-2);
  background: var(--card);
  color: var(--text);
  margin: 6px 0 14px;
  color-scheme: dark; /* native date picker matches the theme */
}
input[type="date"] {
  -webkit-appearance: none;
  min-height: 47px; /* iOS collapses empty date inputs */
}
input:focus { outline: 2px solid var(--accent); border-color: transparent; }
label { color: var(--muted); font-size: 0.9rem; }

.row { display: flex; gap: 10px; }
.row > * { flex: 1; }

#tabbar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  background: color-mix(in srgb, var(--bg) 88%, black);
  backdrop-filter: blur(8px);
  padding: 8px 16px calc(env(safe-area-inset-bottom, 0px) + 8px);
  gap: 8px;
}
#tabbar button {
  flex: 1;
  background: transparent;
  color: var(--muted);
  font-weight: 600;
}
#tabbar button.active { color: var(--accent); }

.empty {
  text-align: center;
  color: var(--muted);
  padding: 48px 16px;
  line-height: 1.5;
}
.empty .big { font-size: 2.2rem; display: block; margin-bottom: 8px; }

.toast {
  position: fixed;
  bottom: calc(env(safe-area-inset-bottom, 0px) + 76px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #10231a;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 999px;
  box-shadow: 0 4px 20px rgb(0 0 0 / 0.4);
  animation: toast-in 0.2s ease-out;
  z-index: 10;
  max-width: 90vw;
}
.toast.error { background: var(--danger); color: #2b1111; }
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 8px); } }

.checkrow { display: flex; align-items: center; gap: 12px; }
.checkrow input[type="checkbox"] {
  width: 26px; height: 26px; margin: 0; accent-color: var(--accent); flex-shrink: 0;
}

.search-result { cursor: pointer; }
.search-result:active { background: var(--card-2); }

.install-steps { line-height: 1.9; padding-left: 20px; }
.install-steps li { margin-bottom: 6px; }

.code-input {
  font-size: 1.6rem;
  letter-spacing: 0.4em;
  text-align: center;
}

.detail-header { display: flex; gap: 14px; align-items: center; margin-bottom: 16px; }
.detail-header .thumb { width: 64px; height: 64px; font-size: 1.8rem; }

.kv { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--card-2); font-size: 0.95rem; }
.kv .k { color: var(--muted); }

.history-item { padding: 8px 0; border-bottom: 1px solid var(--card-2); font-size: 0.9rem; color: var(--muted); }

.backlink { color: var(--muted); background: none; padding: 0 0 12px; }