/* ============================
   CASHFLOW TRACKER — Design System
   ============================ */
:root {
  --bg-primary: #08081a;
  --bg-secondary: #0d0d2b;
  --bg-card: rgba(255, 255, 255, 0.035);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --bg-input: rgba(255, 255, 255, 0.05);
  --border-color: rgba(255, 255, 255, 0.07);
  --border-hover: rgba(255, 255, 255, 0.14);

  --text-primary: #e8e8f0;
  --text-secondary: rgba(232, 232, 240, 0.6);
  --text-muted: rgba(232, 232, 240, 0.3);

  --accent-purple: #a78bfa;
  --accent-blue: #60a5fa;
  --accent-cyan: #22d3ee;
  --accent-green: #34d399;
  --accent-emerald: #10b981;
  --accent-amber: #fbbf24;
  --accent-rose: #fb7185;
  --accent-red: #ef4444;
  --accent-gradient: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));

  --cash-in: #34d399;
  --cash-in-bg: rgba(52, 211, 153, 0.12);
  --cash-in-border: rgba(52, 211, 153, 0.25);
  --cash-out: #60a5fa;
  --cash-out-bg: rgba(96, 165, 250, 0.12);
  --cash-out-border: rgba(96, 165, 250, 0.25);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
  --shadow-glow-green: 0 0 30px rgba(52, 211, 153, 0.15);
  --shadow-glow-blue: 0 0 30px rgba(96, 165, 250, 0.15);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

::selection {
  background: rgba(167, 139, 250, 0.3);
  color: #fff;
}

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }

/* ============================
   Background
   ============================ */
.bg-animation {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.35;
  animation: float 25s ease-in-out infinite;
}
.orb-1 {
  width: 450px; height: 450px;
  background: radial-gradient(circle, rgba(167,139,250,0.3), transparent 70%);
  top: -8%; left: -5%;
  animation-duration: 28s;
}
.orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(52,211,153,0.2), transparent 70%);
  bottom: -5%; right: -8%;
  animation-duration: 32s; animation-delay: -8s;
}
.orb-3 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(96,165,250,0.2), transparent 70%);
  top: 40%; left: 50%;
  animation-duration: 26s; animation-delay: -14s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(50px, -35px) scale(1.08); }
  50% { transform: translate(-25px, 40px) scale(0.95); }
  75% { transform: translate(35px, 15px) scale(1.04); }
}

/* ============================
   App Container
   ============================ */
.app {
  position: relative;
  z-index: 1;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px 48px;
}

/* ============================
   Header
   ============================ */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0 24px;
  animation: fadeInDown 0.5s ease;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-text {
  font-size: 1.3rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
  display: block;
  line-height: 1.1;
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: block;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.header-date {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ============================
   Stats Row
   ============================ */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
  animation: fadeInUp 0.5s ease 0.1s both;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  backdrop-filter: blur(16px);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  border-radius: 2px 2px 0 0;
  opacity: 0.7;
}

.stat-today::after { background: linear-gradient(90deg, var(--accent-green), var(--accent-emerald)); }
.stat-week::after { background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan)); }
.stat-month::after { background: linear-gradient(90deg, var(--accent-purple), var(--accent-blue)); }
.stat-all::after { background: linear-gradient(90deg, var(--accent-amber), #f97316); }

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-hover);
}

.stat-icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-today .stat-icon { background: rgba(52,211,153,0.12); color: var(--accent-green); }
.stat-week .stat-icon { background: rgba(96,165,250,0.12); color: var(--accent-blue); }
.stat-month .stat-icon { background: rgba(167,139,250,0.12); color: var(--accent-purple); }
.stat-all .stat-icon { background: rgba(251,191,36,0.12); color: var(--accent-amber); }

.stat-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stat-amount {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.stat-txn {
  position: absolute;
  top: 16px; right: 16px;
  font-size: 0.65rem;
  color: var(--text-muted);
  font-weight: 500;
  background: var(--bg-input);
  padding: 3px 8px;
  border-radius: 20px;
}

/* ============================
   Main Grid
   ============================ */
.main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  animation: fadeInUp 0.5s ease 0.2s both;
}

/* ============================
   Cards
   ============================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  backdrop-filter: blur(16px);
  transition: all var(--transition-base);
}

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

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 10px;
}

.card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

/* ============================
   Transaction Form
   ============================ */
.txn-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.type-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  background: var(--bg-input);
  padding: 5px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.type-btn {
  padding: 12px;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--transition-base);
}

.type-btn:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.04);
}

.type-btn.active[data-type="cash_in"] {
  background: var(--cash-in-bg);
  color: var(--cash-in);
  border-color: var(--cash-in-border);
}

.type-btn.active[data-type="cash_out"] {
  background: var(--cash-out-bg);
  color: var(--cash-out);
  border-color: var(--cash-out-border);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.optional {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.72rem;
}

.form-input {
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-input);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  outline: none;
  transition: all var(--transition-base);
  width: 100%;
  appearance: none;
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-input:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.1);
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='7' viewBox='0 0 12 7' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23888' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-select option {
  background: #1a1a3e;
  color: var(--text-primary);
}

.amount-input-wrapper {
  position: relative;
}

.currency-symbol {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.amount-input {
  padding-left: 36px;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
}

/* Fee Display */
.fee-display {
  background: rgba(167, 139, 250, 0.06);
  border: 1px solid rgba(167, 139, 250, 0.15);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}

.fee-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.fee-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.fee-value {
  font-size: 1.3rem;
  font-weight: 800;
  font-family: var(--font-mono);
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.fee-tier {
  margin-top: 6px;
}

.fee-tier-text {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Submit Button */
.submit-btn {
  padding: 14px 24px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--accent-gradient);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--transition-base);
  margin-top: 4px;
}

.submit-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(167, 139, 250, 0.25);
}

.submit-btn:active {
  transform: translateY(0);
}

/* ============================
   Weekly Chart
   ============================ */
.card-chart {
  margin-top: 0;
}

.chart-legend {
  display: flex;
  gap: 14px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.legend-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}

.dot-in { background: var(--cash-in); }
.dot-out { background: var(--cash-out); }

.chart-container {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 180px;
  padding-top: 10px;
}

.chart-day {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  height: 100%;
  justify-content: flex-end;
}

.chart-bars {
  display: flex;
  gap: 3px;
  width: 100%;
  align-items: flex-end;
  flex: 1;
}

.chart-bar {
  flex: 1;
  border-radius: 4px 4px 0 0;
  min-height: 4px;
  transition: height 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  cursor: pointer;
}

.chart-bar:hover {
  opacity: 0.85;
}

.chart-bar.bar-in {
  background: linear-gradient(180deg, var(--cash-in), rgba(52,211,153,0.4));
}

.chart-bar.bar-out {
  background: linear-gradient(180deg, var(--cash-out), rgba(96,165,250,0.4));
}

.chart-bar-tooltip {
  display: none;
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.85);
  color: #fff;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.65rem;
  font-family: var(--font-mono);
  white-space: nowrap;
  z-index: 10;
}

.chart-bar:hover .chart-bar-tooltip {
  display: block;
}

.chart-day-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

.chart-day-amount {
  font-size: 0.62rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-weight: 500;
}

/* ============================
   Transaction History
   ============================ */
.history-controls {
  display: flex;
  gap: 8px;
}

.filter-select {
  padding: 6px 28px 6px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-input);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 500;
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%23666' stroke-width='1.3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  transition: all var(--transition-base);
}

.filter-select:hover {
  border-color: var(--border-hover);
}

.filter-select option {
  background: #1a1a3e;
}

.history-search {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-input);
  margin-bottom: 14px;
  color: var(--text-muted);
  transition: all var(--transition-base);
}

.history-search:focus-within {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(167,139,250,0.08);
}

.search-input {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  outline: none;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 440px;
  overflow-y: auto;
  padding-right: 4px;
}

.history-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  border: 1px solid transparent;
  transition: all var(--transition-base);
  animation: slideIn 0.3s ease;
}

.history-item:hover {
  border-color: var(--border-color);
  background: var(--bg-card-hover);
}

.history-type-badge {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-in {
  background: var(--cash-in-bg);
  color: var(--cash-in);
}

.badge-out {
  background: var(--cash-out-bg);
  color: var(--cash-out);
}

.history-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.history-customer {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-meta {
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.history-provider {
  background: var(--bg-card);
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 500;
}

.history-amounts {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  flex-shrink: 0;
}

.history-fee {
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.history-fee.fee-in { color: var(--cash-in); }
.history-fee.fee-out { color: var(--cash-out); }

.history-amount-sub {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.history-delete {
  width: 30px; height: 30px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all var(--transition-base);
  flex-shrink: 0;
}

.history-item:hover .history-delete {
  opacity: 1;
}

.history-delete:hover {
  background: rgba(239, 68, 68, 0.15);
  color: var(--accent-red);
}

.history-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 0;
  gap: 10px;
  color: var(--text-muted);
}

.history-empty p {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.history-empty span {
  font-size: 0.75rem;
}

.history-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 14px;
}

.page-btn {
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-input);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.page-btn:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.page-btn.active {
  background: var(--accent-gradient);
  border-color: transparent;
  color: #fff;
}

/* ============================
   Fee Schedule
   ============================ */
.fee-badge {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent-purple);
  background: rgba(167,139,250,0.1);
  border: 1px solid rgba(167,139,250,0.2);
  padding: 4px 10px;
  border-radius: 20px;
}

.fee-table {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.fee-table-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  transition: background var(--transition-fast);
}

.fee-table-row:nth-child(even) {
  background: rgba(255,255,255,0.02);
}

.fee-table-row:hover {
  background: rgba(255,255,255,0.05);
}

.fee-table-header {
  font-weight: 700;
  color: var(--text-secondary);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
  margin-bottom: 4px;
}

.fee-table-header:hover {
  background: transparent;
}

.fee-amt {
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent-green);
}

/* ============================
   Toast
   ============================ */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: rgba(15, 15, 40, 0.95);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  transform: translateY(120px);
  opacity: 0;
  transition: all var(--transition-base);
  pointer-events: none;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.toast-icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.toast-icon.success {
  background: rgba(52,211,153,0.15);
  color: var(--accent-green);
}

.toast-icon.error {
  background: rgba(239,68,68,0.15);
  color: var(--accent-red);
}

.toast-icon.delete {
  background: rgba(251,113,133,0.15);
  color: var(--accent-rose);
}

.toast-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.toast-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-primary);
}

.toast-message {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

/* ============================
   Modal
   ============================ */
.modal-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-base);
}

.modal-overlay.show {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: rgba(15, 15, 40, 0.98);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 32px;
  max-width: 380px;
  width: 90%;
  text-align: center;
  transform: scale(0.9);
  transition: transform var(--transition-base);
}

.modal-overlay.show .modal {
  transform: scale(1);
}

.modal-icon {
  color: var(--accent-rose);
  margin-bottom: 16px;
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.modal-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.modal-btn {
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
}

.modal-btn-cancel {
  background: var(--bg-input);
  color: var(--text-secondary);
}

.modal-btn-cancel:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.modal-btn-confirm {
  background: rgba(239,68,68,0.15);
  color: var(--accent-red);
  border-color: rgba(239,68,68,0.3);
}

.modal-btn-confirm:hover {
  background: rgba(239,68,68,0.25);
}

.modal-btn-save {
  background: rgba(52,211,153,0.15);
  color: var(--accent-green);
  border-color: rgba(52,211,153,0.3);
}

.modal-btn-save:hover {
  background: rgba(52,211,153,0.25);
}

.modal-icon-funds {
  color: var(--accent-green);
}

.modal-input-group {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 24px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  overflow: hidden;
  transition: all var(--transition-base);
}

.modal-input-group:focus-within {
  border-color: var(--accent-green);
  box-shadow: 0 0 0 3px rgba(52,211,153,0.1);
}

.modal-currency {
  padding: 12px 14px;
  font-size: 1.1rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-muted);
  background: rgba(255,255,255,0.03);
  border-right: 1px solid var(--border-color);
}

.modal-amount-input {
  flex: 1;
  padding: 12px 14px;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  outline: none;
  width: 100%;
}

.modal-amount-input::placeholder {
  color: var(--text-muted);
}

/* ============================
   Balance Banner
   ============================ */
.balance-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(52,211,153,0.08), rgba(96,165,250,0.06));
  border: 1px solid rgba(52,211,153,0.15);
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.5s ease 0.05s both;
}

.balance-banner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-blue), var(--accent-green));
  background-size: 200% 100%;
  animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.balance-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.balance-icon-wrap {
  width: 50px; height: 50px;
  border-radius: var(--radius-md);
  background: rgba(52,211,153,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-green);
  flex-shrink: 0;
}

.balance-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.balance-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.balance-amount {
  font-size: 2rem;
  font-weight: 900;
  font-family: var(--font-mono);
  letter-spacing: -0.03em;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.balance-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.balance-warning {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 20px;
  background: rgba(251,191,36,0.1);
  border: 1px solid rgba(251,191,36,0.2);
  color: var(--accent-amber);
  font-size: 0.72rem;
  font-weight: 600;
  animation: pulse 2s ease-in-out infinite;
}

.balance-warning.visible {
  display: flex;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.balance-banner.negative .balance-amount {
  background: linear-gradient(135deg, var(--accent-rose), var(--accent-red));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.balance-btn {
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(52,211,153,0.25);
  background: rgba(52,211,153,0.1);
  color: var(--accent-green);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-base);
}

.balance-btn:hover {
  background: rgba(52,211,153,0.18);
  border-color: rgba(52,211,153,0.4);
  transform: translateY(-1px);
}

.balance-btn-set {
  background: rgba(96,165,250,0.1);
  border-color: rgba(96,165,250,0.25);
  color: var(--accent-blue);
}

.balance-btn-set:hover {
  background: rgba(96,165,250,0.18);
  border-color: rgba(96,165,250,0.4);
}
/* ============================
   Footer
   ============================ */
.footer {
  text-align: center;
  padding: 40px 0 16px;
  color: var(--text-muted);
  font-size: 0.72rem;
}

/* ============================
   Animations
   ============================ */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-8px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ============================
   Responsive
   ============================ */
@media (max-width: 1100px) {
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .main-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .app {
    padding: 0 14px 32px;
  }

  .stats-row {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .stat-card {
    padding: 14px;
    flex-direction: column;
    gap: 10px;
  }

  .stat-amount {
    font-size: 1.2rem;
  }

  .stat-txn {
    position: static;
    align-self: flex-start;
  }

  .card {
    padding: 18px;
  }

  .header {
    padding: 14px 0 18px;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .history-controls {
    width: 100%;
  }

  .filter-select {
    flex: 1;
  }

  .chart-container {
    height: 140px;
  }

  .orb {
    filter: blur(70px);
    opacity: 0.2;
  }

  .balance-banner {
    flex-direction: column;
    gap: 16px;
    padding: 16px 18px;
    align-items: flex-start;
  }

  .balance-amount {
    font-size: 1.5rem;
  }

  .balance-right {
    width: 100%;
    flex-wrap: wrap;
  }

  .balance-btn {
    flex: 1;
    justify-content: center;
  }
}

@media (max-width: 400px) {
  .stats-row {
    grid-template-columns: 1fr;
  }

  .type-toggle {
    grid-template-columns: 1fr;
  }
}