:root {
  --bg:         #0c1325;
  --bg-grad:    linear-gradient(to top, #122239, #0c1325);
  --bg2:        #0e1a30;
  --bg3:        #132240;
  --primary:    #3c7f8b;
  --secondary:  #f78da4;
  --tertiary:   #b1dfe7;
  --weaktext:   #6db4c0;
  --strongtext: #ffffff;
  --selected-bg: rgba(0,0,0,0.28);
}

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

[hidden] { display: none !important; }

body {
  background: var(--bg-grad);
  background-attachment: fixed;
  color: var(--tertiary);
  font-family: 'Agave Nerd Font Mono', ui-monospace, 'Cascadia Code', monospace;
  font-size: 16px;
  min-height: 100vh;
  padding-bottom: 4rem;
}

/* ---- header / tabs ---- */
header {
  position: sticky;
  top: 0;
  background: rgba(12, 19, 37, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--primary);
  z-index: 10;
}

#tabs { display: flex; }

.tab {
  flex: 1;
  padding: 0.85rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--weaktext);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: color 0.15s, border-color 0.15s;
}

.tab.active {
  color: var(--secondary);
  border-bottom-color: var(--secondary);
}

/* ---- toolbar ---- */
.toolbar {
  display: flex;
  gap: 0.5rem;
  padding: 0.6rem 0.7rem;
  border-bottom: 1px solid rgba(60,127,139,0.25);
}

select, input, textarea {
  background: var(--bg3);
  color: var(--tertiary);
  border: 1px solid var(--primary);
  border-radius: 8px;
  padding: 0.5rem 0.7rem;
  font-family: inherit;
  font-size: 0.95rem;
  width: 100%;
}

select:focus, input:focus, textarea:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 2px rgba(247,141,164,0.18);
}

.toolbar select { flex: 1; width: auto; }

button {
  border: 1px solid var(--primary);
  border-radius: 8px;
  padding: 0.5rem 1rem;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--selected-bg);
  color: var(--weaktext);
  transition: border-color 0.15s, color 0.15s;
}

button:active {
  border-color: var(--secondary);
  color: var(--secondary);
}

button.accent {
  border-color: var(--secondary);
  color: var(--secondary);
  font-weight: 700;
}

button.danger {
  border-color: var(--secondary);
  background: rgba(247,141,164,0.15);
  color: var(--secondary);
  font-weight: 600;
}

/* ---- item list ---- */
.itemlist { list-style: none; }

.itemlist li {
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid rgba(60,127,139,0.18);
  transition: background 0.1s;
}

.itemlist li:active {
  background: var(--selected-bg);
  border-left: 2px solid var(--secondary);
}

.item-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
}

.item-caption {
  font-weight: 600;
  color: var(--strongtext);
}

.item-meta {
  color: var(--weaktext);
  font-size: 0.82rem;
  margin-top: 0.2rem;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.1rem 0.5rem;
  border-radius: 4px;
  border: 1px solid var(--primary);
  background: transparent;
  color: var(--primary);
  white-space: nowrap;
  align-self: flex-start;
  letter-spacing: 0.03em;
}

.badge.hot {
  border-color: var(--secondary);
  color: var(--secondary);
}

.empty {
  padding: 2.5rem;
  text-align: center;
  color: var(--weaktext);
}

/* ---- sheet (detail / forms) ---- */
#sheet-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(6, 10, 22, 0.7);
  backdrop-filter: blur(4px);
  z-index: 20;
  display: flex;
  align-items: flex-end;
}

#sheet {
  background: linear-gradient(to top, #0e1a30, #0c1325);
  border: 1px solid var(--primary);
  border-bottom: none;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  border-radius: 12px 12px 0 0;
  padding: 1.1rem 1rem 2.5rem;
}

#sheet h2 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  color: var(--secondary);
  border-bottom: 1px solid rgba(247,141,164,0.25);
  padding-bottom: 0.5rem;
}

.field { margin-bottom: 0.7rem; }

.field label {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--weaktext);
  margin-bottom: 0.25rem;
}

.btnrow {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1.1rem;
}

.btnrow button { flex: 1; min-width: 40%; }

.detail-row {
  margin-bottom: 0.45rem;
  line-height: 1.4;
}

.detail-row .k {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--weaktext);
}

/* ---- toast ---- */
#toast {
  position: fixed;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg3);
  border: 1px solid var(--primary);
  color: var(--tertiary);
  padding: 0.55rem 1.2rem;
  border-radius: 8px;
  font-size: 0.9rem;
  z-index: 30;
  max-width: 90vw;
}