/**
 * Base & Layout Styles - SBAFA Financial Enclave
 * Aesthetic: Modern Minimalist (Obsidian Monochrome, Hairline Precision)
 */

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

html {
  font-family: var(--font-family-base);
  font-size: 16px;
  background-color: var(--bg-deep);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  height: 100%;
  overflow: hidden;
  letter-spacing: -0.015em;
}

body {
  height: 100%;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--bg-deep);
  overscroll-behavior-y: contain;
  overflow: hidden;
  user-select: none;
  -webkit-user-select: none;
}

/* Touch & Highlight fixes */
button, a, input, select, textarea {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  font-family: inherit;
  color: inherit;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
}

input, select, textarea {
  outline: none;
  background: transparent;
  color: var(--text-primary);
}

::placeholder {
  color: var(--text-muted);
  opacity: 0.85;
}

[data-theme="light"] ::placeholder {
  color: #64748B;
  opacity: 1;
}

/* Universal Cross-Platform App Viewport Container */
#app-container {
  position: relative;
  width: 100%;
  height: 100%;
  max-width: 100%;
  background-color: var(--bg-main);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 0 80px rgba(0, 0, 0, 0.9);
  transition: max-width var(--transition-normal), border-radius var(--transition-normal);
}

/* Scrollbar styling */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.14) transparent;
}

::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

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

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.14);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.28);
}

/* Mobile Devices */
@media (max-width: 767px) {
  #app-container {
    max-width: 100% !important;
    height: 100%;
    border-radius: 0;
    box-shadow: none;
  }
}

/* Desktop & Large Tablet Screens */
@media (min-width: 768px) {
  #app-container {
    max-width: min(94vw, 1180px);
    height: min(95vh, 960px);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-subtle);
    margin: auto;
  }

  #app-container.phone-mockup-mode {
    max-width: 440px !important;
    border-radius: 40px;
    border: 1px solid rgba(255, 255, 255, 0.18);
  }

  #app-container.phone-mockup-mode::before {
    content: '';
    position: absolute;
    top: 9px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 3px;
    z-index: 100;
  }

  #app-container.phone-mockup-mode .app-header {
    padding-top: calc(var(--safe-top) + 24px) !important;
    padding-left: 14px !important;
    padding-right: 14px !important;
    padding-bottom: 10px !important;
  }

  #app-container.phone-mockup-mode .header-desktop-only {
    display: none !important;
  }

  #app-container.phone-mockup-mode .header-subtitle {
    display: none !important;
  }

  #app-container.phone-mockup-mode .header-actions {
    gap: 6px !important;
  }

  #app-container.phone-mockup-mode .header-user-pill {
    padding: 4px 8px !important;
    font-size: 11px !important;
    max-width: 80px !important;
  }

  #app-container.phone-mockup-mode #header-user-name {
    max-width: 56px !important;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

/* Mobile Devices & Small Screen Layout Rules */
@media (max-width: 767px) {
  .header-desktop-only {
    display: none !important;
  }
}

@media (max-width: 640px) {
  .app-header {
    padding-top: calc(var(--safe-top) + 12px) !important;
    padding-left: 14px !important;
    padding-right: 14px !important;
    padding-bottom: 10px !important;
  }

  .header-brand {
    gap: 8px !important;
  }

  .header-subtitle {
    display: none !important;
  }

  .header-title {
    font-size: 13px !important;
  }

  .header-actions {
    gap: 6px !important;
  }

  .header-user-pill {
    padding: 4px 8px !important;
    font-size: 11px !important;
    max-width: 80px !important;
  }

  #header-user-name {
    max-width: 58px !important;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .header-icon-btn {
    width: 32px !important;
    height: 32px !important;
  }
}

/* App Header - Minimalist Precision */
.app-header {
  padding-top: calc(var(--safe-top) + 12px);
  padding-left: 20px;
  padding-right: 20px;
  padding-bottom: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-glass);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 40;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  user-select: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.header-brand:hover {
  opacity: 0.9;
}

.header-brand:active {
  transform: scale(0.98);
}

.header-logo-img {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  display: block;
  object-fit: contain;
  box-shadow: 0 4px 14px rgba(224, 76, 0, 0.35);
  transition: transform var(--transition-spring);
  flex-shrink: 0;
}

.header-brand:hover .header-logo-img {
  transform: scale(1.06) rotate(-3deg);
}

.header-title {
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-primary);
  line-height: 1.2;
}

.header-subtitle {
  font-size: var(--text-2xs);
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap;
  flex-shrink: 0;
}

.header-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 11px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
  cursor: pointer;
  user-select: none;
  box-shadow: var(--shadow-sm);
}

.header-nav-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

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

/* User Profile Pill */
.header-user-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.header-user-pill:hover {
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.header-user-pill:active {
  transform: scale(0.97);
}

.user-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 6px var(--accent-emerald);
}

/* Icon Buttons in Header (Theme, Lock, etc.) */
.header-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.header-icon-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.header-icon-btn:active {
  transform: scale(0.94);
}

/* Main Content Scroll Area */
.app-main {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 20px 22px calc(var(--nav-height) + var(--safe-bottom) + 24px) 22px;
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
}

/* Offline Banner */
.offline-banner {
  background: #181B26;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 6px 16px;
  font-size: var(--text-xs);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 50;
}

/* Bottom Tab Navigation Dock - Minimalist Floating Bar */
.bottom-nav {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: calc(var(--nav-height) + var(--safe-bottom));
  padding-bottom: var(--safe-bottom);
  background: var(--bg-glass);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 50;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--text-muted);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: all var(--transition-fast);
  padding: 4px 6px;
  border-radius: var(--radius-md);
  position: relative;
  background: transparent;
  flex: 1;
  max-width: 80px;
  text-align: center;
  white-space: nowrap;
}

.nav-item svg {
  width: 19px;
  height: 19px;
  stroke: currentColor;
  transition: transform var(--transition-spring), stroke var(--transition-fast);
}

.nav-item:hover {
  color: var(--text-secondary);
}

.nav-item.active {
  color: var(--accent-primary);
  font-weight: 700;
}

.nav-item.active svg {
  stroke: var(--accent-primary);
  transform: translateY(-2px);
}

.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  width: 14px;
  height: 2.5px;
  background: var(--accent-primary);
  border-radius: var(--radius-full);
}

/* Tactile Center Add Action Button */
.nav-item.nav-add-btn {
  background: transparent;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 4px 0;
  margin-top: 0;
  border: none;
  box-shadow: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-item.nav-add-btn .nav-add-icon-badge {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow-terracotta);
  transition: transform var(--transition-spring), box-shadow var(--transition-fast);
}

.nav-item.nav-add-btn svg {
  width: 17px;
  height: 17px;
  stroke: #ffffff !important;
  stroke-width: 2.4;
  transform: none;
}

.nav-item.nav-add-btn span {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.2px;
  transition: color var(--transition-fast);
}

.nav-item.nav-add-btn:hover .nav-add-icon-badge {
  transform: translateY(-2px) scale(1.06);
  box-shadow: 0 4px 16px rgba(232, 96, 52, 0.45);
}

.nav-item.nav-add-btn:hover span {
  color: var(--text-primary);
}

.nav-item.nav-add-btn:active .nav-add-icon-badge {
  transform: scale(0.92);
}

.nav-item.nav-add-btn.active span {
  color: var(--accent-primary);
  font-weight: 700;
}

.nav-item.nav-add-btn.active .nav-add-icon-badge {
  box-shadow: 0 0 0 2px var(--bg-surface), var(--shadow-glow-terracotta);
}

.nav-item.nav-add-btn.active::after {
  display: none;
}

/**
 * Modern Minimalist Light Theme Layout Overrides
 */
[data-theme="light"] body {
  background: radial-gradient(circle at 50% 0%, #F8FAFC 0%, #EEF2F6 45%, #E2E8F0 100%);
}

[data-theme="light"] #app-container {
  box-shadow: 0 10px 40px rgba(15, 23, 42, 0.08);
}

[data-theme="light"] #app-container.phone-mockup-mode {
  border-color: rgba(15, 23, 42, 0.18);
}

[data-theme="light"] #app-container.phone-mockup-mode::before {
  background: rgba(15, 23, 42, 0.2);
}

[data-theme="light"] .header-logo-icon {
  background: #0F172A;
  color: #FFFFFF;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.2);
}

[data-theme="light"] * {
  scrollbar-color: rgba(15, 23, 42, 0.16) transparent;
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
  background: rgba(15, 23, 42, 0.16);
}

[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
  background: rgba(15, 23, 42, 0.28);
}

[data-theme="light"] .offline-banner {
  background: #E2E8F0;
  color: var(--text-primary);
}