/* =============================================================================
   Conceitto Notification Dashboard — Design System
   Inspired by Hetzner Cloud Console dark theme
   ============================================================================= */

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

:root {
  color-scheme: dark;
  --bg-primary: #121416;
  --bg-secondary: #1a1d21;
  --bg-tertiary: #22262b;
  --bg-card: #1e2228;
  --bg-card-hover: #252a31;
  --bg-input: #15181c;
  --accent: #d4233c;
  --accent-hover: #e63950;
  --accent-soft: rgba(212, 35, 60, 0.12);
  --accent-glow: rgba(212, 35, 60, 0.25);
  --green: #2ecc71;
  --green-soft: rgba(46, 204, 113, 0.12);
  --yellow: #f1c40f;
  --yellow-soft: rgba(241, 196, 15, 0.12);
  --red: #e74c3c;
  --red-soft: rgba(231, 76, 60, 0.12);
  --blue: #3498db;
  --blue-soft: rgba(52, 152, 219, 0.12);
  --text-primary: #e8eaed;
  --text-secondary: #9aa0a8;
  --text-muted: #5f6570;
  --border: #2a2e34;
  --border-hover: #3a3f47;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --sidebar-width: 240px;
  --header-height: 56px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
}

body {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
  transition: transform var(--transition-slow);
}
.sidebar-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--accent-soft);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.logo-text {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 500;
  transition: all var(--transition);
  position: relative;
}
.nav-item:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}
.nav-item.active {
  background: var(--accent-soft);
  color: var(--accent);
}
.nav-item.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--accent);
  border-radius: 0 2px 2px 0;
}
.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
}
.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}
.user-avatar {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--accent), #ff6b6b);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
}
.user-details {
  display: flex;
  flex-direction: column;
}
.user-name {
  font-size: 0.85rem;
  font-weight: 600;
}
.user-role {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ── Main Content ── */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  transition: margin-left var(--transition-slow);
}

/* ── Header ── */
.top-header {
  height: var(--header-height);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
}
.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
}
.menu-toggle:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
}
.breadcrumb-project {
  color: var(--text-secondary);
  font-weight: 500;
}
.breadcrumb svg {
  color: var(--text-muted);
}
.breadcrumb-current {
  color: var(--text-primary);
  font-weight: 600;
}
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.search-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  transition: border-color var(--transition);
}
.search-bar:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}
.search-bar svg {
  color: var(--text-muted);
  flex-shrink: 0;
}
.search-bar input {
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.85rem;
  width: 180px;
}
.search-bar input::placeholder {
  color: var(--text-muted);
}
.search-bar kbd {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 0.7rem;
  color: var(--text-muted);
  font-family: inherit;
}
.header-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 7px;
  position: relative;
  transition: all var(--transition);
}
.header-btn:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}
.notification-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--accent);
  color: white;
  font-size: 0.6rem;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  animation: pulse-badge 2s infinite;
}
@keyframes pulse-badge {
  0%,
  100% {
    box-shadow: 0 0 0 0 var(--accent-glow);
  }
  50% {
    box-shadow: 0 0 0 6px transparent;
  }
}