@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;700&display=swap');

:root {
  --bg: #060a13;
  --surface: #0d1117;
  --surface-2: #151b28;
  --surface-3: #1c2333;
  --text: #e6edf3;
  --text-2: #c9d1d9;
  --muted: #6e7a8a;
  --line: rgba(255, 255, 255, 0.06);
  --line-2: rgba(255, 255, 255, 0.1);
  --income: #3ddfa0;
  --income-bg: rgba(61, 223, 160, 0.1);
  --income-glow: rgba(61, 223, 160, 0.25);
  --expense: #f97066;
  --expense-bg: rgba(249, 112, 102, 0.1);
  --expense-glow: rgba(249, 112, 102, 0.25);
  --blocked: #b392f0;
  --blocked-bg: rgba(179, 146, 240, 0.1);
  --blocked-glow: rgba(179, 146, 240, 0.25);
  --balance: #f0b429;
  --balance-bg: rgba(240, 180, 41, 0.1);
  --balance-glow: rgba(240, 180, 41, 0.25);
  --accent: #58a6ff;
  --accent-bg: rgba(88, 166, 255, 0.12);
  --accent-glow: rgba(88, 166, 255, 0.3);
  --glass: rgba(13, 17, 23, 0.65);
  --glass-border: rgba(255, 255, 255, 0.06);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  min-width: 0;
}

html {
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  min-height: 100vh;
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  word-break: break-word;
  overflow-wrap: break-word;
}

/* ── Background ambient glow ── */
.bg-shape {
  position: fixed;
  z-index: 0;
  border-radius: 999px;
  filter: blur(120px);
  opacity: 0.18;
  pointer-events: none;
}

.bg-shape-a {
  width: 400px;
  height: 400px;
  background: #58a6ff;
  top: -120px;
  right: -100px;
}

.bg-shape-b {
  width: 500px;
  height: 500px;
  background: #b392f0;
  bottom: -200px;
  left: -160px;
}

/* ── Layout ── */
.container {
  position: relative;
  z-index: 1;
  width: min(1200px, calc(100% - 24px));
  margin: 10px auto 28px;
  display: grid;
  gap: 14px;
  max-width: 100%;
}

.app-shell {
  padding-bottom: 24px;
}

/* ── Glass card ── */
.card {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 16px;
  backdrop-filter: blur(12px);
  transition: border-color var(--transition);
}

.card:hover {
  border-color: var(--line-2);
}

/* ── Topbar ── */
.topbar-card {
  display: grid;
  gap: 10px;
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--line-2);
}

.kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
}

.topbar h1 {
  margin: 6px 0 4px;
  font-size: clamp(1.3rem, 5.5vw, 1.9rem);
  line-height: 1.1;
  background: linear-gradient(135deg, #fff 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sub {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.subtle {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.topbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid rgba(88, 166, 255, 0.2);
  background: var(--accent-bg);
  color: var(--accent);
  padding: 6px 12px;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Summary stat cards ── */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.stat-card {
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
  transform: translateY(-2px);
}

.stat-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  opacity: 0;
  transition: opacity var(--transition);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-card::after {
  content: '';
  position: absolute;
  right: -16px;
  top: -16px;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  opacity: 0.08;
}

.stat-label {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-card strong {
  display: block;
  margin-top: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(1rem, 3.8vw, 1.28rem);
  letter-spacing: -0.02em;
}

.card-income {
  border-left: 3px solid var(--income);
  background: linear-gradient(135deg, var(--surface) 0%, rgba(61, 223, 160, 0.04) 100%);
}

.card-income::after {
  background: var(--income);
}

.card-income:hover::before {
  background: var(--income-bg);
}

.card-income strong {
  color: var(--income);
}

.card-expense {
  border-left: 3px solid var(--expense);
  background: linear-gradient(135deg, var(--surface) 0%, rgba(249, 112, 102, 0.04) 100%);
}

.card-expense::after {
  background: var(--expense);
}

.card-expense:hover::before {
  background: var(--expense-bg);
}

.card-expense strong {
  color: var(--expense);
}

.card-blocked {
  border-left: 3px solid var(--blocked);
  background: linear-gradient(135deg, var(--surface) 0%, rgba(179, 146, 240, 0.04) 100%);
}

.card-blocked::after {
  background: var(--blocked);
}

.card-blocked:hover::before {
  background: var(--blocked-bg);
}

.card-blocked strong {
  color: var(--blocked);
}

.card-balance {
  border-left: 3px solid var(--balance);
  background: linear-gradient(135deg, var(--surface) 0%, rgba(240, 180, 41, 0.04) 100%);
}

.card-balance::after {
  background: var(--balance);
}

.card-balance:hover::before {
  background: var(--balance-bg);
}

.card-balance strong {
  color: var(--balance);
}

/* ── Panels ── */
.panel-grid {
  display: grid;
  gap: 14px;
}

.form-card h2,
.side-card h2,
.card h2 {
  margin: 0 0 12px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

.form-grid {
  display: grid;
  gap: 12px;
}

.form-split {
  display: grid;
  gap: 10px;
}

/* ── Type toggle ── */
.row-toggle {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.row-toggle label {
  display: flex;
  align-items: center;
  gap: 5px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  padding: 8px 6px;
  background: var(--surface-2);
  font-size: 0.78rem;
  min-height: 42px;
  color: var(--text-2);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.row-toggle label:hover {
  border-color: var(--accent);
  background: var(--accent-bg);
}

.row-toggle input[type="radio"]:checked + span,
.row-toggle input[type="radio"]:checked ~ * {
  color: var(--accent);
}

/* ── Form elements ── */
label span {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 500;
}

input[type='text'],
input[type='password'],
input[type='number'],
input[type='date'],
select {
  width: 100%;
  max-width: 100%;
  min-height: 44px;
  border: 1px solid var(--line-2);
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 11px 12px;
  font: inherit;
  font-size: 0.92rem;
  color: var(--text);
  transition: all var(--transition);
}

input[type='date']::-webkit-calendar-picker-indicator {
  filter: invert(0.7);
}

select option {
  background: var(--surface-2);
  color: var(--text);
}

input::placeholder {
  color: var(--muted);
  opacity: 0.6;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-bg), 0 0 16px rgba(88, 166, 255, 0.1);
  background: var(--surface-3);
}

/* ── Buttons ── */
.btn-primary,
.btn-ghost,
.btn-delete {
  border-radius: var(--radius-sm);
  min-height: 44px;
  padding: 10px 16px;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  border: 0;
  text-decoration: none;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.01em;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 24px rgba(59, 130, 246, 0.45);
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--accent);
  background: transparent;
  border: 1px solid rgba(88, 166, 255, 0.2);
}

.btn-ghost:hover {
  background: var(--accent-bg);
  border-color: rgba(88, 166, 255, 0.4);
}

.btn-delete {
  min-height: 36px;
  padding: 7px 12px;
  background: rgba(249, 112, 102, 0.12);
  color: var(--expense);
  border: 1px solid rgba(249, 112, 102, 0.15);
}

.btn-delete:hover {
  background: rgba(249, 112, 102, 0.22);
  border-color: rgba(249, 112, 102, 0.35);
}

/* ── Messages ── */
.message {
  min-height: 20px;
  margin: 4px 0 0;
  font-size: 0.88rem;
  color: var(--income);
  font-weight: 600;
}

/* ── Share section ── */
.share-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.share-head h2 {
  flex: 1;
  min-width: 0;
}

.share-head .btn-ghost {
  font-size: 0.78rem;
  padding: 8px 10px;
  white-space: nowrap;
}

.export-controls {
  gap: 10px;
}

.export-controls .actions-row {
  gap: 8px;
}

.export-controls .actions-row .btn-primary {
  flex: 1;
}

.copy-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 10px 0;
}

.soft-divider {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 16px 0;
}

.security-form {
  gap: 10px;
}

/* ── Section head ── */
.section-head {
  display: grid;
  gap: 4px;
  margin-bottom: 12px;
}

.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ── Filters ── */
.filters-grid {
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr;
  margin-bottom: 12px;
}

.filters-grid button {
  width: 100%;
}

@media (min-width: 380px) {
  .filters-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ── Transaction list ── */
.tx-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  max-height: min(62vh, 560px);
  overflow: auto;
  padding-right: 2px;
}

.tx-list::-webkit-scrollbar {
  width: 4px;
}

.tx-list::-webkit-scrollbar-track {
  background: transparent;
}

.tx-list::-webkit-scrollbar-thumb {
  background: var(--line-2);
  border-radius: 4px;
}

.tx-list:empty::before {
  content: 'Sin movimientos para este filtro.';
  border: 1px dashed var(--line-2);
  border-radius: var(--radius-sm);
  padding: 16px;
  color: var(--muted);
  font-size: 0.88rem;
  text-align: center;
}

.tx-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px;
  display: grid;
  gap: 6px;
  background: var(--surface-2);
  transition: all var(--transition);
  overflow: hidden;
}

.tx-item p {
  margin: 2px 0;
  font-size: 0.82rem;
  color: var(--text-2);
  overflow: hidden;
  text-overflow: ellipsis;
}

.tx-item:hover {
  border-color: var(--line-2);
  background: var(--surface-3);
}

.tx-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

/* ── Chips ── */
.chip {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.chip.ok {
  background: var(--income-bg);
  color: var(--income);
  border: 1px solid rgba(61, 223, 160, 0.15);
}

.chip.warn {
  background: var(--expense-bg);
  color: var(--expense);
  border: 1px solid rgba(249, 112, 102, 0.15);
}

.chip.hold {
  background: var(--blocked-bg);
  color: var(--blocked);
  border: 1px solid rgba(179, 146, 240, 0.15);
}

.tx-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

/* ── Pagination ── */
.pagination-row {
  margin-top: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 6px;
}

.pagination-row .btn-ghost {
  padding: 8px 10px;
  font-size: 0.82rem;
  flex-shrink: 0;
}

#pageInfo {
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
  flex: 1;
  min-width: 0;
}

button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

small {
  color: var(--muted);
  font-size: 0.82rem;
}

/* ════════════════════════════════════════
   AUTH PAGE — Login
   ════════════════════════════════════════ */
.auth-page {
  overflow: hidden;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(88, 166, 255, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 100%, rgba(179, 146, 240, 0.06) 0%, transparent 50%),
    var(--bg);
}

.auth-shell {
  position: relative;
  z-index: 1;
  width: min(1000px, calc(100% - 24px));
  margin: 14px auto 20px;
  display: grid;
  gap: 14px;
  max-width: 100%;
}

.auth-brand {
  border-radius: var(--radius-lg);
  padding: 22px;
  color: #e6edf3;
  background: linear-gradient(145deg, rgba(88, 166, 255, 0.12) 0%, var(--surface) 40%, rgba(179, 146, 240, 0.08) 100%);
  border: 1px solid var(--line-2);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.auth-brand::before {
  content: '';
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 999px;
  right: -80px;
  top: -90px;
  background: radial-gradient(circle, rgba(88, 166, 255, 0.12) 0%, transparent 70%);
}

.auth-brand::after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 999px;
  left: -60px;
  bottom: -80px;
  background: radial-gradient(circle, rgba(179, 146, 240, 0.1) 0%, transparent 70%);
}

.auth-kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 700;
}

.auth-brand h1 {
  margin: 12px 0;
  line-height: 1.08;
  font-size: clamp(1.5rem, 7vw, 2.2rem);
  background: linear-gradient(135deg, #fff 20%, var(--accent) 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-brand p {
  margin: 0;
  max-width: 38ch;
  color: var(--text-2);
  font-size: 0.92rem;
  line-height: 1.55;
}

.auth-points {
  margin: 16px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-2);
}

.auth-points li::marker {
  color: var(--accent);
}

.auth-card {
  background: var(--surface);
  border: 1px solid var(--line-2);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.auth-card h2 {
  margin: 0;
  font-size: clamp(1.3rem, 5vw, 1.75rem);
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-btn {
  width: 100%;
  font-size: 0.95rem;
}

.auth-error {
  color: var(--expense);
  background: var(--expense-bg);
  border: 1px solid rgba(249, 112, 102, 0.2);
  border-radius: var(--radius-sm);
  padding: 10px;
}

/* ════════════════════════════════════════
   RESPONSIVE — Desktop
   ════════════════════════════════════════ */
@media (min-width: 720px) {
  .container {
    width: min(1200px, calc(100% - 32px));
    margin-top: 24px;
    gap: 16px;
  }

  .card {
    padding: 20px;
  }

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

  .filters-grid {
    grid-template-columns: 1.1fr 1fr 1fr auto auto;
  }

  .row-toggle label {
    padding: 10px;
    font-size: 0.84rem;
  }

  .pagination-row .btn-ghost {
    padding: 10px 16px;
    font-size: 0.88rem;
  }

  .summary-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .form-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .panel-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .auth-shell {
    grid-template-columns: 1.08fr 0.92fr;
    margin-top: 28px;
    gap: 16px;
    align-items: start;
  }

  .auth-brand {
    padding: 28px;
  }

  .auth-card {
    padding: 28px;
  }
}