:root {
  --bg: #f8f8fa;
  --white: #ffffff;
  --border: #e5e5eb;
  --text: #1a1a2e;
  --text-2: #4a4a5a;
  --text-3: #8a8a9a;
  --accent: #e85d1a;
  --accent-light: #fff4ef;
  --green: #16a34a;
  --green-light: #f0fdf4;
  --blue: #2563eb;
  --blue-light: #eff6ff;
  --purple: #7c3aed;
  --purple-light: #f5f3ff;
  --red: #dc2626;
  --amber: #b45309;
  --amber-light: #fef9ee;
  --radius: 10px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.hidden { display: none !important; }

/* ============ */
/*  PIN SCREEN  */
/* ============ */
.pin-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.pin-box {
  text-align: center;
  max-width: 320px;
  width: 100%;
  padding: 20px;
}
.pin-logo {
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 8px;
}
.pin-sub {
  color: var(--text-3);
  font-size: 14px;
  margin-bottom: 28px;
}
.pin-inputs {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 16px;
}
.pin-digit {
  width: 56px;
  height: 64px;
  text-align: center;
  font-size: 24px;
  font-weight: 700;
  border: 2px solid var(--border);
  border-radius: 12px;
  background: var(--white);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s;
  -moz-appearance: textfield;
}
.pin-digit::-webkit-outer-spin-button,
.pin-digit::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.pin-digit:focus {
  border-color: var(--accent);
}
.pin-digit.error {
  border-color: var(--red);
  animation: shake 0.4s ease;
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}
.pin-error {
  color: var(--red);
  font-size: 13px;
  min-height: 20px;
}

/* ======== */
/*  HEADER  */
/* ======== */
header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  gap: 8px;
  overflow: hidden;
}
.logo {
  font-size: 17px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-dot {
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
}
.tabs {
  display: flex;
  gap: 0;
  height: 60px;
  overflow-x: auto;
  flex-shrink: 1;
  min-width: 0;
}
.tab {
  padding: 0 14px;
  white-space: nowrap;
  height: 100%;
  display: flex;
  align-items: center;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-3);
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
  font-family: inherit;
}
.tab:hover { color: var(--text-2); }
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.user-name {
  font-size: 13px;
  color: var(--text-3);
}
.countdown-pill {
  background: var(--accent-light);
  color: var(--accent);
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 13px;
  white-space: nowrap;
}

/* ====== */
/*  MAIN  */
/* ====== */
.main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 32px;
}

/* ======= */
/*  CARDS  */
/* ======= */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-title { font-size: 15px; font-weight: 600; }
.card-body { padding: 20px; }

.empty-state {
  text-align: center;
  color: var(--text-3);
  font-size: 14px;
  padding: 24px;
}

/* ========== */
/*  CALENDAR  */
/* ========== */
.grid-cal {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 16px;
}
.sidebar-stack { display: flex; flex-direction: column; gap: 16px; }

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.cal-head {
  background: var(--bg);
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 10px 0;
}
.cal-day {
  background: var(--white);
  min-height: 110px;
  padding: 6px;
  cursor: pointer;
  transition: background 0.1s;
  display: flex;
  flex-direction: column;
}
.cal-day:hover { background: #fafafe; }
.cal-day.empty { background: var(--bg); cursor: default; }
.cal-day.empty:hover { background: var(--bg); }
.cal-day.selected { box-shadow: inset 0 0 0 2px var(--accent); }
.cal-num {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-3);
  margin-bottom: 3px;
}
.cal-day.in-trip .cal-num { color: var(--text); }
.cal-events {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  overflow: hidden;
}
.cal-event {
  font-size: 10px;
  font-weight: 500;
  padding: 2px 5px;
  border-radius: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
}
.cal-event.hhn { background: var(--accent-light); color: var(--accent); }
.cal-event.park { background: var(--green-light); color: var(--green); }
.cal-event.travel { background: var(--purple-light); color: var(--purple); }
.cal-event.hotel { background: var(--blue-light); color: var(--blue); }
.cal-event.food { background: var(--amber-light); color: var(--amber); }
.cal-event.note { background: var(--bg); color: var(--text-2); }

.cal-legend {
  display: flex;
  gap: 16px;
  padding: 14px 0 0;
  font-size: 12px;
  color: var(--text-3);
  flex-wrap: wrap;
}
.legend-item { display: flex; align-items: center; gap: 6px; }
.legend-swatch { width: 12px; height: 12px; border-radius: 4px; }
.swatch-hhn { background: var(--accent-light); border: 1px solid var(--accent); }
.swatch-park { background: var(--green-light); border: 1px solid var(--green); }
.swatch-travel { background: var(--purple-light); border: 1px solid var(--purple); }
.swatch-hotel { background: var(--blue-light); border: 1px solid var(--blue); }
.swatch-food { background: var(--amber-light); border: 1px solid var(--amber); }
.swatch-note { background: var(--bg); border: 1px solid var(--border); }

/* Day detail sidebar */
.day-title { font-size: 16px; font-weight: 700; margin-bottom: 2px; }
.day-subtitle { font-size: 13px; color: var(--text-3); margin-bottom: 16px; }
.plan-list { display: flex; flex-direction: column; gap: 10px; }
.plan-row { display: flex; gap: 10px; align-items: flex-start; }
.plan-time {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-3);
  min-width: 40px;
  padding-top: 2px;
}
.plan-line {
  width: 3px;
  min-height: 36px;
  border-radius: 2px;
  flex-shrink: 0;
}
.plan-line.hhn { background: var(--accent); }
.plan-line.park { background: var(--green); }
.plan-line.travel { background: var(--purple); }
.plan-line.hotel { background: var(--blue); }
.plan-line.food { background: var(--amber); }
.plan-line.note { background: var(--border); }
.plan-text { font-size: 13px; font-weight: 500; }
.plan-note { font-size: 12px; color: var(--text-3); margin-top: 1px; }
.plan-delete {
  background: none;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  font-size: 14px;
  padding: 2px 4px;
  border-radius: 4px;
  margin-left: auto;
  flex-shrink: 0;
}
.plan-delete:hover { color: var(--red); background: #fef2f2; }

/* ======= */
/*  COSTS  */
/* ======= */
.costs-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 20px;
  align-items: start;
}
.costs-table { width: 100%; border-collapse: collapse; }
.costs-table th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-3);
  font-weight: 600;
  padding: 10px 16px;
  border-bottom: 2px solid var(--border);
}
.costs-table th:nth-child(3),
.costs-table td:nth-child(3) { text-align: center; }
.costs-table th:nth-child(4),
.costs-table td:nth-child(4) { text-align: right; }
.costs-table th:last-child,
.costs-table td:last-child { text-align: center; width: 40px; }
.costs-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.costs-table tr:last-child td { border-bottom: none; }
.item-name { font-weight: 500; }
.item-cat {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: capitalize;
}
.cat-tickets { background: var(--accent-light); color: var(--accent); }
.cat-hotel { background: var(--blue-light); color: var(--blue); }
.cat-flights { background: var(--purple-light); color: var(--purple); }
.cat-food { background: var(--amber-light); color: var(--amber); }
.cat-other { background: var(--bg); color: var(--text-3); }
.amount { font-weight: 600; font-variant-numeric: tabular-nums; }
.delete-row-btn {
  background: none;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  font-size: 16px;
  padding: 2px 6px;
  border-radius: 4px;
}
.delete-row-btn:hover { color: var(--red); background: #fef2f2; }

.cost-summary { position: sticky; top: 84px; }
.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  font-size: 14px;
}
.summary-row + .summary-row { border-top: 1px solid var(--border); }
.summary-row.total {
  font-size: 18px;
  font-weight: 700;
  border-top: 2px solid var(--text);
  padding-top: 14px;
  margin-top: 4px;
}
.summary-row.each {
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
}
.summary-label { color: var(--text-2); }

/* ======== */
/*  HOTELS  */
/* ======== */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.section-header h2 { font-size: 18px; font-weight: 700; }
.section-heading { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.section-sub { font-size: 13px; color: var(--text-3); margin-bottom: 16px; }

.hotel-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
}
.hotel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  background: var(--white);
  transition: border-color 0.15s;
}
.hotel:hover { border-color: var(--accent); }
.hotel.top-pick { border-color: var(--accent); background: var(--accent-light); }
.hotel-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 6px;
  gap: 12px;
}
.hotel-name { font-size: 15px; font-weight: 600; }
.hotel-loc { font-size: 12px; color: var(--text-3); margin-bottom: 10px; }
.hotel-price { font-size: 20px; font-weight: 700; color: var(--accent); white-space: nowrap; }
.hotel-price small { font-size: 12px; font-weight: 400; color: var(--text-3); }
.hotel-detail { font-size: 13px; color: var(--text-2); margin-bottom: 12px; line-height: 1.7; white-space: pre-line; }
.pro { color: var(--green); font-weight: 500; }
.con { color: var(--red); font-weight: 500; }
.tag {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  margin-right: 4px;
  margin-bottom: 8px;
}
.tag-orange { background: var(--accent-light); color: var(--accent); }
.tag-green { background: var(--green-light); color: var(--green); }
.tag-purple { background: var(--purple-light); color: var(--purple); }
.tag-blue { background: var(--blue-light); color: var(--blue); }
.hotel-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  align-items: center;
}
.hotel-edit, .hotel-delete {
  background: none;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  font-size: 13px;
  padding: 4px 8px;
  border-radius: 4px;
}
.hotel-edit:hover { color: var(--accent); background: var(--accent-light); }
.hotel-delete:hover { color: var(--red); background: #fef2f2; }
.hotel-delete { margin-left: auto; }

/* ========= */
/*  TICKETS  */
/* ========= */
.ticket-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}
.ticket {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  background: var(--white);
}
.ticket.recommended {
  border-color: var(--accent);
  position: relative;
}
.ticket.recommended::before {
  content: 'Recommended';
  position: absolute;
  top: -10px;
  left: 16px;
  background: var(--accent);
  color: white;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: 4px;
}
.ticket-top-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.ticket-delete {
  background: none;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  font-size: 16px;
  padding: 2px 6px;
  border-radius: 4px;
  flex-shrink: 0;
}
.ticket-delete:hover { color: var(--red); background: #fef2f2; }
.ticket-type {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-3);
  font-weight: 600;
  margin-bottom: 6px;
}
.ticket-price { font-size: 24px; font-weight: 700; margin-bottom: 2px; }
.ticket-price.accent { color: var(--accent); }
.ticket-price.purple { color: var(--purple); }
.ticket-per { font-size: 12px; color: var(--text-3); margin-bottom: 10px; }
.ticket-desc { font-size: 13px; color: var(--text-2); line-height: 1.5; }

/* ======= */
/*  LINKS  */
/* ======= */
.links-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 8px;
}
.link-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text);
  transition: background 0.1s;
  border: 1px solid transparent;
  background: var(--white);
}
.link-row:hover { background: var(--bg); border-color: var(--border); }
.link-emoji {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
  background: var(--bg);
}
.link-info { flex: 1; min-width: 0; }
.link-title { font-size: 14px; font-weight: 500; }
.link-desc { font-size: 12px; color: var(--text-3); }
.link-edit, .link-delete {
  background: none;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  font-size: 14px;
  padding: 4px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}
.link-edit:hover { color: var(--accent); background: var(--accent-light); }
.link-delete:hover { color: var(--red); background: #fef2f2; }

/* ======= */
/*  MODAL  */
/* ======= */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 200;
  align-items: center;
  justify-content: center;
}
.modal-overlay.show { display: flex; }
.modal {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  width: 90%;
  max-width: 440px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal h3 { font-size: 17px; font-weight: 700; margin-bottom: 20px; }
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 5px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 9px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}
.form-group textarea { resize: vertical; min-height: 60px; }
.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 20px;
}

/* BUTTONS */
.btn {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--text);
  transition: all 0.1s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: inherit;
}
.btn:hover { background: var(--bg); }
.btn-primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}
.btn-primary:hover { opacity: 0.9; background: var(--accent); }
.add-btn {
  padding: 5px 12px;
  border-radius: 6px;
  border: 1px dashed var(--border);
  background: none;
  color: var(--text-3);
  font-size: 13px;
  cursor: pointer;
  font-weight: 500;
  font-family: inherit;
}
.add-btn:hover { background: var(--bg); color: var(--text-2); }

/* TAB VISIBILITY */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ============ */
/*  RESPONSIVE  */
/* ============ */
@media (max-width: 900px) {
  .grid-cal { grid-template-columns: 1fr; }
  .costs-layout { grid-template-columns: 1fr; }
  .main { padding: 16px; }
  header { padding: 0 16px; }
  .tabs { overflow-x: auto; }
  .cal-day { min-height: 80px; }
  .cal-event { font-size: 9px; }
  .header-inner { gap: 8px; }
  .hotel-list { grid-template-columns: 1fr; }
}