/* ==========================================================================
   Meiji Accounting System - Dark Modern UI Stylesheet v15.0
   ========================================================================== */

:root {
  --bg-main: #121214;
  --bg-sidebar: #18181b;
  --bg-card: #1c1c20;
  --bg-card-header: #222226;
  --bg-input: #27272e;
  --bg-input-focus: #32323a;
  --border-color: #2e2e34;

  --accent-teal: #00a896;
  --accent-teal-hover: #0f9d8a;
  --accent-teal-light: rgba(0, 168, 150, 0.15);

  --text-main: #f4f4f5;
  --text-muted: #94949e;
  --text-dim: #71717a;

  --color-green: #22c55e;
  --color-red: #ef4444;
  --color-yellow: #eab308;
  --color-orange: #f97316;
  --color-blue: #3b82f6;

  --font-family: 'Prompt', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --sidebar-width: 230px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: var(--font-family);
  -webkit-font-smoothing: antialiased;
}

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

/* GENERAL UTILITY CLASSES */
.hidden {
  display: none !important;
}

/* App Layout */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* GMAIL AUTHENTICATION: LOGIN OVERLAY & CARD */
.login-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(10, 10, 12, 0.94);
  backdrop-filter: blur(14px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 1;
  transition: opacity 0.3s ease;
}

.login-overlay.hidden {
  display: none !important;
  opacity: 0;
  pointer-events: none;
}

.login-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 42px 36px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
  text-align: center;
  animation: loginPop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes loginPop {
  0% { transform: scale(0.92); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.login-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  color: #ffffff;
}

.login-brand svg {
  color: var(--accent-teal);
}

.login-brand-name {
  font-size: 22px;
  font-weight: 700;
}

.login-title {
  font-size: 18px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 8px;
}

.login-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.5;
}

.login-google-btn-container {
  display: flex;
  justify-content: center;
  margin-bottom: 12px;
}

.login-error-alert {
  background-color: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13px;
  margin-top: 20px;
  text-align: left;
  line-height: 1.4;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.login-error-alert.hidden {
  display: none !important;
}

/* ROLE BADGES & PROFILE */
.user-profile-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: 24px;
}

.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: var(--accent-teal);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  object-fit: cover;
  flex-shrink: 0;
}

.user-email-text {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-main);
  max-width: 170px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.2;
}

.role-badge {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 1px 6px;
  border-radius: 4px;
  display: inline-block;
  letter-spacing: 0.5px;

  &.role-admin {
    background-color: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.4);
  }
  &.role-user {
    background-color: rgba(59, 130, 246, 0.2);
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, 0.4);
  }
  &.role-viewer {
    background-color: rgba(161, 161, 170, 0.2);
    color: #d4d4d8;
    border: 1px solid rgba(161, 161, 170, 0.4);
  }
}

.btn-logout {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
  margin-left: 4px;
}

.btn-logout:hover {
  background-color: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.4);
  color: var(--color-red);
}

.btn-manage-auth {
  background-color: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.btn-manage-auth:hover {
  background-color: rgba(239, 68, 68, 0.25);
  border-color: var(--color-red);
  color: #ffffff;
}

/* Sidebar Styling */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: all 0.3s ease;
}

.sidebar-header {
  padding: 20px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #ffffff;
}

.brand-logo svg {
  color: var(--accent-teal);
}

.brand-name {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.2px;
}

.sidebar-nav {
  padding: 16px 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition: all 0.2s ease;
}

.nav-item:hover {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}

.nav-item.active {
  background-color: var(--accent-teal);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(0, 168, 150, 0.25);
}

.nav-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Main Content Area */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 24px 32px;
  min-height: 100vh;
  max-width: calc(100vw - var(--sidebar-width));
  transition: all 0.3s ease;
}

.top-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.page-title {
  font-size: 22px;
  font-weight: 600;
  color: #ffffff;
}

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

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 16px;
  cursor: pointer;
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--accent-teal);
}

.select-filter {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 14px;
  outline: none;
  cursor: pointer;
}

.select-filter:focus {
  border-color: var(--accent-teal);
}

/* Dashboard KPI Cards Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.kpi-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kpi-header {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: 12px;
}

.kpi-value {
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
}

.kpi-value.green { color: var(--color-green); }
.kpi-value.red { color: var(--color-red); }
.kpi-value.teal { color: var(--accent-teal); }
.kpi-value.orange { color: var(--color-orange); }

/* Dashboard Cards */
.dash-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
}

.dash-card-title {
  font-size: 15px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 16px;
}

.dash-row-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* Tables Styling */
.table-container {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
  min-width: 500px;
}

.data-table th {
  background-color: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  font-weight: 500;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  vertical-align: middle;
}

.data-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.02);
}

.data-table .text-right { text-align: right; }
.data-table .text-center { text-align: center; }
.font-bold { font-weight: 600; }

/* Status & Type Badges */
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}

.badge-credit {
  background-color: rgba(249, 115, 22, 0.15);
  color: var(--color-orange);
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.badge-cash {
  background-color: rgba(140, 140, 150, 0.15);
  color: #a1a1aa;
  border: 1px solid rgba(140, 140, 150, 0.3);
}

.badge-paid {
  color: var(--color-green);
  font-weight: 600;
}

.badge-unpaid {
  color: var(--color-orange);
  font-weight: 600;
}

/* Action Icons */
.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px;
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.btn-icon:hover {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.1);
}

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

/* Form Container - CENTERED ON SCREEN */
.form-card-container {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 10px;
  width: 100%;
}

.form-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 32px;
  width: 100%;
  max-width: 580px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  margin: 0 auto;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 11px 14px;
  color: #ffffff;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

/* FULL CLICKABLE DATE PICKER OVERLAY */
input[type="date"] {
  position: relative !important;
  cursor: pointer !important;
}

input[type="date"]::-webkit-calendar-picker-indicator {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100% !important;
  height: 100% !important;
  opacity: 0 !important;
  cursor: pointer !important;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent-teal);
  background-color: var(--bg-input-focus);
}

.radio-group {
  display: flex;
  gap: 24px;
  padding: 6px 0;
}

.radio-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-main);
  font-size: 14px;
  cursor: pointer;
}

.radio-label input[type="radio"] {
  accent-color: var(--accent-teal);
  width: 16px;
  height: 16px;
}

/* Form Buttons */
.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
}

.btn-primary {
  background-color: var(--accent-teal);
  color: #ffffff;
  border: none;
  border-radius: 6px;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s;
}

.btn-primary:hover {
  background-color: var(--accent-teal-hover);
}

.btn-secondary {
  background-color: #27272a;
  color: #ffffff;
  border: none;
  border-radius: 6px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s;
}

.btn-secondary:hover {
  background-color: #3f3f46;
}

.btn-danger {
  background-color: var(--color-red);
  color: #ffffff;
  border: none;
  border-radius: 6px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

/* Modal Window - PERFECTLY CENTERED ON SCREEN */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  transition: opacity 0.2s ease;
  padding: 16px;
}

.modal-overlay.hidden {
  display: none !important;
  opacity: 0;
  pointer-events: none;
}

.modal-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  overflow: hidden;
  margin: auto;
  transform: scale(1);
  animation: modalPop 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
  0% { transform: scale(0.95); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-card-header);
}

.modal-title {
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
}

.close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
}

.close-btn:hover {
  color: #ffffff;
}

.modal-body {
  padding: 24px 20px;
}

/* Grouped Expense Table Styles */
.cat-header-row {
  background-color: rgba(255, 255, 255, 0.03);
  font-weight: 600;
  color: var(--text-muted);
}

.cat-subtotal-row {
  border-bottom: 2px solid var(--border-color);
  font-weight: 600;
  color: var(--accent-teal);
}

/* RESPONSIVE DESIGN SYSTEM */
@media (max-width: 1440px) {
  .kpi-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

@media (max-width: 1280px) {
  .kpi-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 1024px) {
  :root {
    --sidebar-width: 200px;
  }
  .main-content {
    padding: 20px 20px;
  }
  .dash-row-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .app-layout {
    flex-direction: column;
  }
  .sidebar {
    position: relative;
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
  .sidebar-header {
    padding: 12px 16px;
  }
  .sidebar-nav {
    flex-direction: row;
    overflow-x: auto;
    padding: 8px 12px;
    gap: 8px;
    -webkit-overflow-scrolling: touch;
  }
  .nav-item {
    width: auto;
    padding: 8px 14px;
    font-size: 13px;
    white-space: nowrap;
  }
  .main-content {
    margin-left: 0;
    max-width: 100vw;
    padding: 16px 14px;
  }
  .top-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
  }
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .kpi-card {
    padding: 12px 12px;
  }
  .kpi-value {
    font-size: 17px;
  }
  .form-card {
    padding: 20px 16px;
    border-radius: 8px;
  }
  .modal-card {
    max-width: 94vw;
  }
}

@media (max-width: 480px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .kpi-value {
    font-size: 15px;
  }
  .kpi-header {
    font-size: 11px;
  }
  .dash-card {
    padding: 14px 12px;
  }
  .radio-group {
    flex-direction: column;
    gap: 10px;
  }
  .form-actions {
    flex-direction: column;
  }
  .btn-primary, .btn-secondary, .btn-danger {
    width: 100%;
    text-align: center;
  }
}