/* ====================================================================
   CoreSpaceX Multi-Vendor Marketplace Design System & Layout
   Theme: Slate Obsidian Dark & Emerald Indigo Vibrant Accents
   ==================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;600;700;800&display=swap');

:root {
  --bg-main: #0b0f19;
  --bg-card: rgba(23, 32, 54, 0.7);
  --bg-card-solid: #172036;
  --bg-card-hover: rgba(30, 41, 69, 0.85);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-bg: rgba(15, 23, 42, 0.75);
  --glass-backdrop: blur(16px);

  --accent-primary: #6366f1;
  --accent-primary-hover: #4f46e5;
  --accent-secondary: #10b981;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
  --accent-glow: 0 0 20px rgba(99, 102, 241, 0.35);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);

  --header-height: 70px;
  --bottom-nav-height: 65px;
  --sidebar-width: 260px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Overrides */
body.light-theme {
  --bg-main: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-solid: #ffffff;
  --bg-card-hover: #f8fafc;
  --glass-border: rgba(0, 0, 0, 0.08);
  --glass-bg: rgba(255, 255, 255, 0.85);

  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #94a3b8;

  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
}

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

html, body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-primary-hover);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* App Shell Layout */
#app-root {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding-bottom: calc(var(--bottom-nav-height) + 15px);
}

@media (min-width: 992px) {
  #app-root {
    flex-direction: row;
    padding-bottom: 0;
  }
}

/* Top Navbar Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'Outfit', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-logo svg {
  width: 32px;
  height: 32px;
  fill: url(#brand-grad);
}

.header-search {
  flex: 1;
  max-width: 480px;
  margin: 0 24px;
  position: relative;
}

.header-search input {
  width: 100%;
  padding: 10px 16px 10px 42px;
  background: var(--bg-card-solid);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  color: var(--text-main);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.header-search input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.header-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Desktop Sidebar Navigation */
.desktop-sidebar {
  display: none;
  width: var(--sidebar-width);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop);
  border-right: 1px solid var(--glass-border);
  flex-shrink: 0;
  padding: 24px 16px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

@media (min-width: 992px) {
  .desktop-sidebar {
    display: flex;
    flex-direction: column;
  }
}

.nav-group-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  margin: 20px 12px 10px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.nav-link:hover {
  background: var(--bg-card-hover);
  color: var(--text-main);
}

.nav-link.active {
  background: var(--accent-primary);
  color: #ffffff;
  box-shadow: var(--accent-glow);
}

.nav-link svg {
  width: 20px;
  height: 20px;
}

/* Mobile Bottom Navigation */
.mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--bottom-nav-height);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 0 8px;
}

@media (min-width: 992px) {
  .mobile-bottom-nav {
    display: none;
  }
}

.bnav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  width: 20%;
  height: 100%;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.bnav-item svg {
  width: 22px;
  height: 22px;
  transition: transform var(--transition-fast);
}

.bnav-item.active {
  color: var(--accent-primary);
}

.bnav-item.active svg {
  transform: translateY(-2px);
}

/* Main Content Wrapper */
.main-container {
  flex: 1;
  padding: 24px;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .main-container {
    padding: 16px;
  }
}

/* Glassmorphism Containers */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
}

/* Utility Buttons & Badges */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  opacity: 0.95;
  transform: translateY(-1px);
  box-shadow: var(--accent-glow);
}

.btn-secondary {
  background: var(--bg-card-solid);
  color: var(--text-main);
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--text-muted);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.825rem;
  border-radius: var(--radius-sm);
}

.btn-full {
  width: 100%;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-xl);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge-success { background: rgba(16, 185, 129, 0.15); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: #f59e0b; border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: #ef4444; border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-info { background: rgba(99, 102, 241, 0.15); color: #818cf8; border: 1px solid rgba(99, 102, 241, 0.3); }