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

:root {
  --food: #e07a2f;
  --food-bg: #fdf0e3;
  --paid: #7c5cd4;
  --paid-bg: #efeafb;
  --free: #3e9c5c;
  --free-bg: #e7f5ec;
  --line: #e3e0da;
  --ink: #33302b;
  --ink-soft: #8a857c;
  --paper: #faf8f4;
  --slot-h: 52px;
}

html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--paper);
  color: var(--ink);
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
  background: #fff;
  flex-shrink: 0;
}
header h1 { font-size: 18px; font-weight: 700; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.save-status { font-size: 12px; color: var(--ink-soft); }
.btn-subtle {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--ink-soft);
  cursor: pointer;
}
.btn-subtle:hover { color: #c0392b; border-color: #c0392b; }

.app { display: flex; flex: 1; min-height: 0; }

/* ---------- Calendar ---------- */
.calendar-wrap { flex: 1; overflow: auto; min-width: 0; }
.calendar {
  display: grid;
  grid-template-columns: 52px repeat(7, minmax(110px, 1fr));
  min-width: 830px;
}
.time-col { display: flex; flex-direction: column; }
.corner, .day-head {
  height: 40px;
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid var(--line);
  z-index: 5;
}
.day-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  border-left: 1px solid var(--line);
}
.day-head small { font-weight: 400; color: var(--ink-soft); font-size: 11px; }
.time-label {
  height: var(--slot-h);
  font-size: 11px;
  color: var(--ink-soft);
  text-align: right;
  padding: 2px 6px 0 0;
  border-top: 1px solid transparent;
}
.day-col {
  position: relative;
  border-left: 1px solid var(--line);
}
.slot {
  height: var(--slot-h);
  border-bottom: 1px solid var(--line);
}
.slot.drop-hint { background: #fff9e8; }
.day-col.today .slot { background: #fffdf5; }

.event {
  position: absolute;
  left: 3px;
  right: 3px;
  border-radius: 8px;
  padding: 5px 20px 5px 8px;
  font-size: 12px;
  line-height: 1.25;
  overflow: hidden;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  border-left: 4px solid;
  box-shadow: 0 1px 2px rgba(0,0,0,.08);
}
.event.cat-food { background: var(--food-bg); border-color: var(--food); }
.event.cat-paid { background: var(--paid-bg); border-color: var(--paid); }
.event.cat-free { background: var(--free-bg); border-color: var(--free); }
.event .ev-title { font-weight: 600; }
.event .ev-sub { color: var(--ink-soft); font-size: 11px; }
.event .ev-x {
  position: absolute;
  top: 2px;
  right: 4px;
  border: 0;
  background: none;
  color: var(--ink-soft);
  font-size: 14px;
  cursor: pointer;
  padding: 2px 4px;
}
.event .ev-x:hover { color: #c0392b; }
.event .ev-resize {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  cursor: ns-resize;
  touch-action: none;
}
.event .ev-resize::after {
  content: "";
  display: block;
  width: 28px;
  height: 3px;
  border-radius: 2px;
  background: rgba(0,0,0,.15);
  margin: 4px auto 0;
}
.event.dragging { opacity: .4; }

/* ---------- Bank ---------- */
.bank {
  width: 320px;
  flex-shrink: 0;
  border-left: 1px solid var(--line);
  background: #fff;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.bank-head { padding: 12px 14px 8px; border-bottom: 1px solid var(--line); }
.bank-head h2 { font-size: 15px; margin-bottom: 4px; }
.hint { font-size: 11px; color: var(--ink-soft); margin-bottom: 10px; }
.toggles { display: flex; gap: 6px; flex-wrap: wrap; }
.toggle {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 12px;
  color: var(--ink-soft);
  cursor: pointer;
}
.toggle.on { color: var(--ink); border-color: #cfcac2; background: var(--paper); }
.toggle .dot { width: 9px; height: 9px; border-radius: 50%; opacity: .3; }
.toggle.on .dot { opacity: 1; }
.dot-food { background: var(--food); }
.dot-paid { background: var(--paid); }
.dot-free { background: var(--free); }

.bank-list { flex: 1; overflow-y: auto; padding: 10px 12px; }
.bank-item {
  border-radius: 10px;
  padding: 8px 10px;
  margin-bottom: 7px;
  font-size: 13px;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  border-left: 4px solid;
  box-shadow: 0 1px 2px rgba(0,0,0,.06);
}
.bank-item.cat-food { background: var(--food-bg); border-color: var(--food); }
.bank-item.cat-paid { background: var(--paid-bg); border-color: var(--paid); }
.bank-item.cat-free { background: var(--free-bg); border-color: var(--free); }
.bank-item .bi-title { font-weight: 600; }
.bank-item .bi-sub { font-size: 11px; color: var(--ink-soft); margin-top: 1px; }
.bank-item.selected { outline: 2px solid var(--ink); outline-offset: 1px; }
.bank-item.hidden { display: none; }

.bank-add {
  display: flex;
  gap: 6px;
  padding: 10px 12px;
  border-top: 1px solid var(--line);
}
.bank-add input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 9px;
  font-size: 13px;
}
.bank-add select {
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 12px;
  padding: 0 4px;
  background: #fff;
}
.bank-add button {
  border: 0;
  background: var(--ink);
  color: #fff;
  border-radius: 8px;
  width: 34px;
  font-size: 16px;
  cursor: pointer;
}

/* ---------- Drag ghost ---------- */
.ghost {
  position: fixed;
  z-index: 50;
  pointer-events: none;
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 13px;
  font-weight: 600;
  border-left: 4px solid;
  box-shadow: 0 6px 18px rgba(0,0,0,.18);
  max-width: 220px;
  transform: translate(-50%, -110%);
}
.ghost.cat-food { background: var(--food-bg); border-color: var(--food); }
.ghost.cat-paid { background: var(--paid-bg); border-color: var(--paid); }
.ghost.cat-free { background: var(--free-bg); border-color: var(--free); }

/* ---------- Small screens ---------- */
@media (max-width: 860px) {
  body { overflow: auto; height: auto; }
  .app { flex-direction: column-reverse; }
  .bank { width: 100%; border-left: 0; border-bottom: 1px solid var(--line); }
  .bank-list { max-height: 34vh; }
  .calendar-wrap { overflow-x: auto; }
}