/* ===== RESET & BASE ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --blue-600: #2563eb;
  --blue-500: #3b82f6;
  --blue-100: #dbeafe;
  --blue-50: #eff6ff;
  --yellow-600: #ca8a04;
  --pink-500: #ec4899;
  --pink-100: #fce7f3;
  --pink-600: #db2777;
  --red-500: #ef4444;
  --red-50: #fef2f2;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-2xl: 1.5rem;
  --radius-3xl: 2.5rem;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: #f8fafc;
  color: var(--slate-800);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 90px;
}

/* ===== HEADER ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--slate-100);
}

.header-inner {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--slate-900);
}

/* ===== MAIN ===== */
.main-content {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1rem 1rem 2rem;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== BOTTOM NAV ===== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--slate-100);
  display: flex;
  justify-content: center;
  gap: 0;
  padding: 0.5rem 1rem;
  padding-bottom: max(0.5rem, env(safe-area-inset-bottom));
}

.nav-btn {
  flex: 1;
  max-width: 160px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  padding: 0.75rem 1rem;
  border: none;
  background: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--slate-500);
  transition: all 0.2s ease;
}

.nav-btn:active {
  transform: scale(0.95);
}

.nav-btn.active {
  background: var(--blue-50);
  color: var(--blue-600);
}

/* ===== ADD BUTTONS ===== */
.add-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.25rem 1.5rem;
  border: none;
  border-radius: var(--radius-3xl);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-xl);
}

.add-btn:active {
  transform: scale(0.97);
}

.add-btn-blue {
  background: var(--blue-600);
  color: white;
}

.add-btn-blue:hover {
  background: var(--blue-500);
}

.add-btn-dark {
  background: var(--slate-900);
  color: white;
}

.add-btn-dark:hover {
  background: var(--slate-800);
}

/* ===== CARDS ===== */
.cards-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.card {
  background: white;
  border-radius: var(--radius-3xl);
  border: 1px solid var(--slate-100);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: all 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

/* ===== BILL CARD ===== */
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.card-title {
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--slate-900);
  text-transform: capitalize;
}

.card-subtitle {
  font-size: 0.6rem;
  font-weight: 800;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.25rem;
}

.total-badge {
  display: inline-block;
  background: var(--blue-600);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-2xl);
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.meters-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.meter-block {
  background: var(--slate-50);
  padding: 1rem;
  border-radius: var(--radius-2xl);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.meter-label {
  font-size: 0.55rem;
  text-transform: uppercase;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.meter-label-yellow {
  color: var(--yellow-600);
}

.meter-label-blue {
  color: var(--blue-600);
}

.meter-value {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--slate-800);
}

.meter-unit {
  font-size: 0.7rem;
  opacity: 0.4;
}

.meter-delta {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--slate-400);
}

.card-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
  margin-top: 0.5rem;
}

.action-btn {
  padding: 0.75rem;
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
}

.action-btn:active {
  transform: scale(0.9);
}

.action-edit {
  background: var(--blue-50);
  color: var(--blue-500);
}

.action-edit:hover {
  background: var(--blue-100);
}

.action-delete {
  background: var(--red-50);
  color: var(--red-500);
}

.action-delete:hover {
  background: #fee2e2;
}

/* ===== BIRTHDAY GRID ===== */
.birthday-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .birthday-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ===== BIRTHDAY CARD ===== */
.birthday-card .card-header {
  margin-bottom: 0;
}

.card-deceased {
  opacity: 0.4;
  filter: grayscale(1);
  background: var(--slate-100);
  border-color: transparent;
  box-shadow: none;
}

.bd-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.bd-icon {
  padding: 1rem;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon-normal {
  background: var(--blue-50);
  color: var(--blue-600);
}

.icon-today {
  background: var(--pink-100);
  color: var(--pink-600);
  animation: bounce 1s ease infinite;
}

.icon-deceased {
  background: var(--slate-300);
  color: var(--slate-500);
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.bd-text {
  min-width: 0;
}

.bd-name {
  font-weight: 900;
  font-size: 0.875rem;
  color: var(--slate-800);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 120px;
}

.bd-name-deceased {
  text-decoration: line-through;
  color: var(--slate-400);
}

.bd-date {
  font-size: 0.625rem;
  color: var(--slate-400);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.25rem;
  white-space: nowrap;
}

.bd-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.375rem;
  flex-shrink: 0;
}

.age-text {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--slate-400);
}

.days-badge {
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-2xl);
  font-size: 0.7rem;
  font-weight: 800;
  white-space: nowrap;
}

.badge-normal {
  background: var(--slate-100);
  color: var(--slate-500);
}

.badge-today {
  background: var(--pink-500);
  color: white;
  box-shadow: 0 4px 12px rgba(236,72,153,0.35);
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--slate-50);
}

.deceased-label {
  font-size: 0.55rem;
  font-weight: 900;
  color: var(--slate-400);
  text-transform: uppercase;
  font-style: italic;
}

.next-label {
  font-size: 0.55rem;
  font-weight: 900;
  color: var(--blue-600);
  text-transform: uppercase;
}

.card-actions-inline {
  display: flex;
  gap: 0.25rem;
}

.action-btn-sm {
  padding: 0.5rem;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  background: none;
  color: var(--slate-200);
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
}

.action-edit-sm:hover {
  color: var(--blue-500);
}

.action-delete-sm:hover {
  color: var(--red-500);
}

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: flex-end;
  justify-content: center;
  padding: 1rem;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: white;
  border-radius: var(--radius-3xl) var(--radius-3xl) var(--radius-xl) var(--radius-xl);
  padding: 2rem 1.5rem;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.15);
}

.modal.active {
  transform: translateY(0);
  opacity: 1;
}

.delete-modal {
  transform: none;
  opacity: 1;
  max-width: 360px;
  text-align: center;
  border-radius: var(--radius-3xl);
}

.modal-title {
  font-weight: 900;
  font-size: 1.25rem;
  margin-bottom: 1.25rem;
  color: var(--slate-900);
}

.delete-text {
  font-size: 1rem;
  font-weight: 700;
  color: var(--slate-800);
  margin-bottom: 1.5rem;
}

/* ===== INPUTS ===== */
.input {
  width: 100%;
  padding: 1rem 1.25rem;
  background: var(--slate-50);
  border: 2px solid transparent;
  border-radius: var(--radius-xl);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  color: var(--slate-800);
  outline: none;
  margin-bottom: 0.75rem;
  transition: all 0.2s ease;
}

.input:focus {
  border-color: var(--blue-500);
  background: white;
  box-shadow: 0 0 0 4px var(--blue-100);
}

.input-yellow {
  color: var(--yellow-600);
}

.input-blue {
  color: var(--blue-600);
}

.input-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.input-group {
  display: flex;
  flex-direction: column;
}

.input-label {
  font-size: 0.6rem;
  font-weight: 900;
  text-transform: uppercase;
  margin-left: 0.75rem;
  margin-bottom: 0.375rem;
  letter-spacing: 0.04em;
}

.label-yellow {
  color: var(--yellow-600);
}

.label-blue {
  color: var(--blue-600);
}

.preview-total {
  background: var(--slate-50);
  border-radius: var(--radius-xl);
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-top: 0.25rem;
}

.preview-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--slate-400);
}

.preview-sum {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--blue-600);
}

/* ===== CHECKBOX ===== */
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--slate-50);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all 0.2s ease;
}

.checkbox-label:hover {
  background: var(--slate-100);
}

.checkbox-label input[type="checkbox"] {
  width: 1.25rem;
  height: 1.25rem;
  accent-color: var(--slate-800);
  cursor: pointer;
}

.checkbox-text {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--slate-800);
}

/* ===== MODAL ACTIONS ===== */
.modal-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.btn {
  flex: 1;
  padding: 1rem;
  border: none;
  border-radius: var(--radius-xl);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn-cancel {
  background: var(--slate-100);
  color: var(--slate-500);
}

.btn-cancel:hover {
  background: var(--slate-200);
}

.btn-save {
  background: var(--blue-600);
  color: white;
}

.btn-save:hover {
  background: var(--blue-500);
}

.btn-delete {
  background: var(--red-500);
  color: white;
}

.btn-delete:hover {
  background: #dc2626;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 480px) {
  .card {
    padding: 1.25rem;
    border-radius: var(--radius-2xl);
  }

  .modal {
    padding: 1.5rem 1.25rem;
  }

  .meters-grid {
    grid-template-columns: 1fr;
  }

  .bd-name {
    max-width: 90px;
  }

  .input-row {
    grid-template-columns: 1fr;
  }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--slate-200);
  border-radius: 100px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--slate-300);
}

/* ===== CAPITALIZE ===== */
.capitalize {
  text-transform: capitalize;
}

/* ===== TASKS ===== */
.tasks-header {
  margin-bottom: 1rem;
}

.list-tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: none;
}
.list-tabs::-webkit-scrollbar { display: none; }

.list-tab {
  padding: 0.625rem 1.25rem;
  border: none;
  border-radius: var(--radius-2xl);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
  background: white;
  color: var(--slate-500);
  white-space: nowrap;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}
.list-tab:hover { background: var(--slate-100); }
.list-tab-active {
  background: white;
  color: var(--blue-600);
  box-shadow: var(--shadow-md);
}
.list-tab-add {
  background: var(--slate-100);
  color: var(--slate-400);
  font-size: 1rem;
  padding: 0.625rem 1rem;
}
.list-tab-add:hover { background: var(--slate-200); color: var(--slate-600); }

.task-card {
  padding: 1.5rem;
}

.task-input {
  width: 100%;
  background: var(--slate-50);
  border: none;
  border-radius: var(--radius-xl);
  padding: 1.25rem;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--slate-800);
  outline: none;
  transition: all 0.2s ease;
}
.task-input:focus {
  box-shadow: 0 0 0 3px var(--blue-100);
  background: white;
}
.task-input::placeholder { color: var(--slate-300); }

.task-list {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.task-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1rem;
  background: rgba(248,250,252,0.5);
  border-radius: var(--radius-xl);
  transition: all 0.2s ease;
}
.task-item:hover { background: white; }

.task-check {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 0.5rem;
  border: 2px solid var(--slate-200);
  background: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s ease;
  margin-right: 1rem;
}
.task-check:hover { border-color: var(--blue-500); }
.task-checked {
  background: var(--blue-600);
  border-color: var(--blue-600);
  color: white;
}

.task-text {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--slate-700);
}
.task-done .task-text {
  text-decoration: line-through;
  color: var(--slate-300);
}

.task-delete {
  padding: 0.375rem;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--slate-200);
  opacity: 0;
  transition: all 0.2s ease;
}
.task-item:hover .task-delete { opacity: 1; }
.task-delete:hover { color: var(--red-500); }

/* ===== FINANCE ===== */
.fin-balance {
  text-align: center;
  padding: 2rem 1rem;
  background: white;
  border-radius: var(--radius-3xl);
  border: 1px solid var(--slate-100);
  box-shadow: var(--shadow-sm);
  margin-bottom: 1rem;
}
.fin-balance-label {
  font-size: 0.6rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--slate-400);
}
.fin-balance-sum {
  font-size: 2.75rem;
  font-weight: 900;
  margin-top: 0.5rem;
  letter-spacing: -0.03em;
}
.fin-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.fin-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem;
  border: none;
  border-radius: var(--radius-2xl);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}
.fin-action-btn:active { transform: scale(0.95); }
.fin-expense { background: white; color: #ef4444; border: 1px solid var(--slate-100); }
.fin-expense:hover { background: #fef2f2; }
.fin-income { background: white; color: #22c55e; border: 1px solid var(--slate-100); }
.fin-income:hover { background: #f0fdf4; }
.fin-scan { background: var(--slate-900); color: white; }
.fin-scan:hover { background: var(--slate-800); }
.fin-upload { background: white; color: var(--slate-700); border: 1px solid var(--slate-200); }
.fin-upload:hover { background: var(--slate-50); }

.tx-card { cursor: pointer; padding: 1rem 1.25rem; border-radius: var(--radius-2xl); }
.tx-row { display: flex; align-items: center; gap: 1rem; }
.tx-icon { padding: 0.75rem; border-radius: var(--radius-xl); flex-shrink: 0; }
.tx-icon-exp { background: #fef2f2; color: #ef4444; }
.tx-icon-inc { background: #f0fdf4; color: #22c55e; }
.tx-info { flex: 1; min-width: 0; }
.tx-desc { font-weight: 700; font-size: 0.875rem; color: var(--slate-800); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tx-notes { font-size: 0.625rem; color: var(--slate-400); font-style: italic; margin-top: 0.125rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tx-amount { font-weight: 900; white-space: nowrap; font-size: 0.9rem; }
.tx-neg { color: var(--slate-800); }
.tx-pos { color: #22c55e; }

.type-toggle { display: flex; background: var(--slate-100); border-radius: var(--radius-xl); padding: 0.25rem; margin-bottom: 0.75rem; }
.toggle-btn { flex: 1; padding: 0.75rem; border: none; border-radius: var(--radius-lg); font-family: inherit; font-weight: 800; font-size: 0.85rem; cursor: pointer; background: none; color: var(--slate-500); transition: all 0.2s ease; }
.toggle-active-exp { background: white; color: #ef4444; box-shadow: var(--shadow-sm); }
.toggle-active-inc { background: white; color: #22c55e; box-shadow: var(--shadow-sm); }

.input-big { font-size: 2rem; text-align: center; padding: 1.5rem; }

.scan-progress { display: flex; align-items: center; justify-content: center; gap: 0.75rem; padding: 1rem; background: var(--blue-50); border-radius: var(--radius-xl); color: var(--blue-600); font-weight: 700; font-size: 0.85rem; margin-bottom: 1rem; }
.scan-spinner { width: 20px; height: 20px; border: 3px solid var(--blue-100); border-top-color: var(--blue-600); border-radius: 50%; animation: spin 0.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.scan-ok { padding: 1rem; background: #f0fdf4; border-radius: var(--radius-xl); color: #22c55e; font-weight: 700; font-size: 0.85rem; text-align: center; margin-bottom: 1rem; }
.scan-error { padding: 1rem; background: #fef2f2; border-radius: var(--radius-xl); color: #ef4444; font-weight: 700; font-size: 0.85rem; text-align: center; margin-bottom: 1rem; }

.cat-row { display: flex; gap: 0.5rem; align-items: stretch; margin-bottom: 0.75rem; }
.cat-row .input { margin-bottom: 0; }
.cat-add-btn {
  padding: 0 1rem;
  border: none;
  border-radius: var(--radius-xl);
  background: var(--slate-100);
  color: var(--slate-500);
  font-size: 1.25rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}
.cat-add-btn:hover { background: var(--slate-200); color: var(--blue-600); }