/* ==========================================================================
   VITHU RESIN WORKS — MASTER DESIGN SYSTEM & LAYOUT
   ========================================================================== */

:root {
  /* Color Palette - Vibrant Dark Mode */
  --bg-dark: #090d16;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(31, 41, 55, 0.85);
  --bg-sidebar: #060911;
  --bg-topbar: rgba(9, 13, 22, 0.8);
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #06b6d4;
  
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  
  /* Brand Accent Colors (Resin Shimmer Palette) */
  --primary: #06b6d4;         /* Resin Cyan */
  --primary-hover: #0891b2;
  --primary-glow: rgba(6, 182, 212, 0.25);
  
  --secondary: #8b5cf6;       /* Amethyst Violet */
  --secondary-hover: #7c3aed;
  
  --accent-pink: #ec4899;      /* Rose Resin */
  --accent-amber: #f59e0b;     /* Amber Gold */
  --success: #10b981;          /* Emerald Emerald */
  --danger: #ef4444;           /* Ruby Red */
  --warning: #f59e0b;
  
  /* Fonts & Shadows */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(6, 182, 212, 0.25);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  --sidebar-width: 260px;
  --topbar-height: 70px;
  --bottombar-height: 64px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  height: 100%;
  width: 100%;
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* App Layout Grid */
.app-layout {
  display: flex;
  min-height: 100vh;
  position: relative;
  background: radial-gradient(circle at 10% 20%, rgba(139, 92, 246, 0.08) 0%, transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
              var(--bg-dark);
}

/* Sidebar Styles */
.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: transform var(--transition-normal);
}

.sidebar-header {
  height: var(--topbar-height);
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
}

.logo-box {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.2rem;
  box-shadow: var(--shadow-glow);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-main);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.brand-tag {
  font-size: 0.7rem;
  color: var(--primary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Navigation Links */
.sidebar-nav {
  flex: 1;
  padding: 1rem 0.75rem;
  overflow-y: auto;
}

.sidebar-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.nav-link i {
  font-size: 1.1rem;
  width: 22px;
  text-align: center;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-main);
  background-color: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  color: #ffffff;
  background: linear-gradient(90deg, rgba(6, 182, 212, 0.2), rgba(139, 92, 246, 0.1));
  border-left: 3px solid var(--primary);
}

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

.nav-link.highlight {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(236, 72, 153, 0.15));
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: #ffffff;
}

.sidebar-footer {
  padding: 1rem 0.75rem;
  border-top: 1px solid var(--border-color);
}

.user-status-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  background-color: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(139, 92, 246, 0.2);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.user-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.user-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 0.7rem;
  color: var(--success);
}

/* Main Content Area */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  width: calc(100% - var(--sidebar-width));
}

/* Top Bar */
.top-bar {
  height: var(--topbar-height);
  background-color: var(--bg-topbar);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 0 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 90;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.page-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.clock-display {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

/* Views Container */
.views-container {
  padding: 1.75rem;
  flex: 1;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding-bottom: 5rem;
}

.view-section {
  display: none;
  animation: fadeIn var(--transition-fast);
}

.view-section.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Mobile Bottom Navigation Bar */
.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottombar-height);
  background-color: rgba(6, 9, 17, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-color);
  z-index: 95;
  justify-content: space-around;
  align-items: center;
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.72rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  padding: 0.3rem 0.6rem;
}

.bottom-nav-item i {
  font-size: 1.2rem;
}

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

.desktop-only {
  display: inline;
}

.mobile-only {
  display: none;
}

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 98;
}

/* Responsive Rules */
@media (max-width: 992px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .nav-overlay.open {
    display: block;
  }

  .main-content {
    margin-left: 0;
    width: 100%;
  }

  .mobile-only {
    display: inline-flex;
  }

  .desktop-only {
    display: none;
  }

  .mobile-bottom-bar {
    display: flex;
  }

  .views-container {
    padding: 1rem;
    padding-bottom: 5.5rem;
  }
}