:root {
  --primary: #10b981;
  --primary-dark: #059669;
  --primary-light: #d1fae5;
  --danger: #ef4444;
  --warning: #f59e0b;
  --secondary: #6366f1;
  --background: #f8fafc;
  --surface: #ffffff;
  --border: #e2e8f0;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --success: #10b981;
  --info: #3b82f6;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  background-color: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Added proper hidden class with display: none */
.hidden {
  display: none !important;
}

/* ============ AUTH STYLES ============ */

.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  padding: 20px;
}

.auth-page {
  display: none;
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border-radius: 20px;
  padding: 40px 30px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.auth-page.active {
  display: block;
  animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-header {
  text-align: center;
  margin-bottom: 40px;
}

.auth-header .logo {
  font-size: 48px;
  margin-bottom: 15px;
}

.auth-header h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 5px;
  color: var(--text-primary);
}

.auth-header p {
  color: var(--text-secondary);
  font-size: 14px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: 12px;
  font-size: 14px;
  font-family: inherit;
  transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  background-color: rgba(16, 185, 129, 0.05);
}

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

.form-group.hidden {
  display: none;
}

.error-text {
  font-size: 12px;
  color: var(--danger);
  display: block;
  min-height: 16px;
}

.warning-text {
  font-size: 12px;
  color: var(--warning);
  display: block;
}

.format-text,
.count-text {
  font-size: 12px;
  color: var(--text-light);
  display: block;
}

.auth-toggle {
  text-align: center;
  margin-top: 20px;
  font-size: 14px;
  color: var(--text-secondary);
}

.auth-toggle a {
  color: var(--primary);
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.auth-toggle a:hover {
  text-decoration: underline;
}

/* ============ MAIN APP STYLES ============ */

.main-app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background-color: var(--background);
}

.main-app.hidden {
  display: none;
}

/* Header */
.header {
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  max-width: 480px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-content h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 4px;
}

.date-display {
  font-size: 13px;
  color: var(--text-secondary);
}

.btn-icon {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Content Container */
.content-container {
  flex: 1;
  overflow-y: auto;
  padding-bottom: 80px;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

.page {
  display: none;
  padding: 20px 0;
  animation: fadeIn 0.3s ease-out;
}

.page.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.container {
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.card {
  background-color: var(--surface);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid var(--border);
}

.card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.mb-4 {
  margin-bottom: 20px;
}

/* Balance Card */
.balance-card {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
  border-radius: 16px;
  padding: 24px;
  color: white;
}

.balance-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.balance-header h3 {
  font-size: 14px;
  font-weight: 500;
  opacity: 0.9;
}

.balance-header .btn-small {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}

.balance-header .btn-small:hover {
  background: rgba(255, 255, 255, 0.3);
}

.balance-amount {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: 0.5px;
}

.balance-subtext {
  font-size: 13px;
  opacity: 0.9;
  margin-bottom: 20px;
}

.quick-actions {
  display: flex;
  gap: 12px;
}

.quick-btn {
  flex: 1;
  background: rgba(255, 255, 255, 0.15);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: white;
  padding: 12px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.quick-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
}

.quick-btn span:first-child {
  font-size: 18px;
}

/* Analytics Card */
.analytics-card {
  background-color: var(--surface);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid var(--border);
}

.analytics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px;
  background-color: var(--background);
  border-radius: 12px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

.stat-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
}

/* Targets Section */
.targets-section {
  background-color: var(--surface);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid var(--border);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.section-header h4 {
  font-size: 16px;
  font-weight: 600;
}

.section-header .btn-small {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.targets-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.target-item {
  padding: 12px;
  background-color: var(--background);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.target-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.target-item-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.target-item-percentage {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background-color: var(--primary-light);
  padding: 4px 8px;
  border-radius: 6px;
}

.target-item-progress {
  width: 100%;
  height: 6px;
  background-color: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.target-item-progress-bar {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
  border-radius: 3px;
  transition: width 0.3s ease;
}

.target-item-info {
  font-size: 12px;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
}

.target-item-status {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 6px;
  display: inline-block;
  width: fit-content;
}

.target-item-status.active {
  background-color: #dbeafe;
  color: #0284c7;
}

.target-item-status.completed {
  background-color: #dcfce7;
  color: #15803d;
}

.target-item-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.btn-delete {
  flex: 1;
  background-color: #fee2e2;
  border: 1px solid #fca5a5;
  color: var(--danger);
  padding: 8px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-delete:hover {
  background-color: #fecaca;
}

/* Form Section */
.form-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--border);
}

.tab-btn {
  background: none;
  border: none;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  position: relative;
  transition: color 0.2s ease;
}

.tab-btn.active {
  color: var(--primary);
}

.tab-btn.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.target-selector {
  margin-bottom: 16px;
  display: flex;

  gap: 8px;
}

.target-selector-btn {
  background-color: var(--background);
  border: 1px solid var(--border);
  padding: 12px;
  border-radius: 12px;
  text-align: left;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s ease;
}

.target-selector-btn:hover {
  background-color: var(--primary-light);
  border-color: var(--primary);
}

.target-selector-btn.active {
  background-color: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
  font-weight: 600;
}

.riwayat-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.riwayat-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  background-color: var(--background);
  border-radius: 12px;
  border-left: 4px solid transparent;
}

.riwayat-item.nabung {
  border-left-color: var(--success);
}

.riwayat-item.keluar {
  border-left-color: var(--danger);
}

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

.riwayat-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.riwayat-time {
  font-size: 12px;
  color: var(--text-secondary);
}

.riwayat-note {
  font-size: 12px;
  color: var(--text-light);
}

.riwayat-amount {
  font-size: 14px;
  font-weight: 700;
  text-align: right;
}

.riwayat-amount.nabung {
  color: var(--success);
}

.riwayat-amount.keluar {
  color: var(--danger);
}

.riwayat-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  padding: 12px 24px;
  border: none;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

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

.btn-full {
  width: 100%;
}

.btn-small {
  padding: 6px 12px;
  font-size: 13px;
  background-color: var(--background);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: 8px;
}

.btn-small:hover {
  background-color: var(--border);
}

/* Bottom Navigation */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--surface);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-around;
  /* max-width: 480px; */
  /* margin: 0 auto; */
  left: 50%;
  /* transform: translateX(-50%); */
  z-index: 200;
}

.nav-btn {
  flex: 1;
  background: none;
  border: none;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.nav-btn.active {
  color: var(--primary);
}

.nav-icon {
  font-size: 20px;
}

/* Responsive */
@media (max-width: 480px) {
  body {
    font-size: 14px;
  }

  .header-content {
    max-width: 100%;
    padding: 0 16px;
  }

  .content-container {
    max-width: 100%;
  }

  .container {
    padding: 0 16px;
  }

  .card {
    padding: 16px;
  }

  .balance-card {
    padding: 20px;
  }

  .balance-amount {
    font-size: 28px;
  }

  .page-title {
    font-size: 18px;
  }

  .auth-page {
    padding: 30px 20px;
  }

  .auth-header h1 {
    font-size: 24px;
  }
}

@media (min-width: 481px) {
  /* .bottom-nav {
    max-width: 480px;
  } */

  .content-container {
    max-width: 480px;
  }
}

/* Loading & Animations */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* Updated responsive breakpoints and layout for desktop */
@media (max-width: 768px) {
  :root {
    --mobile-nav-height: 70px;
  }

  /* Bottom Navigation */
  .bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--surface);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-around;
    z-index: 200;
    height: 70px;
    padding: 8px 0;
  }

  .nav-btn {
    flex: 1;
    background: none;
    border: none;
    padding: 8px 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    font-size: 10px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    height: 100%;
  }

  .nav-btn.active {
    color: var(--primary);
    font-weight: bold;
  }

  .nav-icon {
    font-size: 22px;
    line-height: 1;
  }

  .content-container {
    flex: 1;
    overflow-y: auto;
    padding-bottom: 80px;
    max-width: 100%;
    margin: 0 auto;
    width: 100%;
  }

  .main-app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    background-color: var(--background);
  }
}

/* Desktop layout with sidebar navigation */
@media (min-width: 769px) {
  .main-app {
    display: grid;
    grid-template-columns: 260px 1fr;
    grid-template-rows: auto 1fr;
    height: 100vh;
    gap: 0;
  }

  .header {
    grid-column: 1 / -1;
    background-color: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 16px 20px;
    z-index: 100;
  }

  .header-content {
    max-width: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  /* Sidebar Navigation */
  .bottom-nav {
    grid-column: 1;
    grid-row: 2;
    position: static;
    flex-direction: column;
    background-color: var(--surface);
    border-right: 1px solid var(--border);
    border-top: none;
    padding: 20px 0;
    max-width: none;
    transform: none;
    left: auto;
    right: auto;
  }

  .nav-btn {
    flex: 0 1 auto;
    flex-direction: row;
    justify-content: flex-start;
    padding: 12px 20px;
    gap: 12px;
    font-size: 14px;
    margin: 0 8px;
    border-radius: 8px;
    transition: all 0.2s ease;
  }

  .nav-btn:hover {
    background-color: var(--primary-light);
  }

  .nav-btn.active {
    background-color: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
  }

  .nav-icon {
    font-size: 20px;
  }

  /* Content Area */
  .content-container {
    grid-column: 2;
    grid-row: 2;
    flex: 1;
    overflow-y: auto;
    padding-bottom: 0;
    max-width: none;
    margin: 0;
    width: 100%;
  }

  .container {
    max-width: 1000px;
    margin: 0 auto;
  }

  /* Responsive adjustments */
  .balance-amount {
    font-size: 36px;
  }

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

  .page-title {
    font-size: 22px;
  }
}