/* ==========================================================================
   HANCERZ ACCOUNT (myaccount.hancerz.com)
   Design System: Cyber-Obsidian / Matte Black Luxury
   ========================================================================== */

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

:root {
  /* Surface & Background */
  --bg-main: #09090b;
  --surface-card: #121215;
  --surface-card-hover: #18181d;
  --surface-secondary: #18181b;
  --surface-input: #141418;
  --surface-elevated: #1f1f23;
  
  /* Borders */
  --border-subtle: #27272a;
  --border-focus: #06b6d4;
  --border-strong: #3f3f46;

  /* Typography */
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --text-inverse: #09090b;

  /* Brand Accents */
  --brand-cyan: #06b6d4;
  --brand-cyan-dark: #0891b2;
  --brand-cyan-glow: rgba(6, 182, 212, 0.18);
  --brand-cyan-light: #cffafe;
  
  /* Status Accents */
  --accent-emerald: #10b981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.18);
  --accent-amber: #f59e0b;
  --accent-amber-glow: rgba(245, 158, 11, 0.18);
  --accent-ruby: #ef4444;
  --accent-ruby-glow: rgba(239, 68, 68, 0.18);
  --accent-purple: #a855f7;
  --accent-blue: #3b82f6;

  /* Google-Style Sidebar Icon Palettes */
  --icon-home-bg: rgba(59, 130, 246, 0.15);
  --icon-home-fg: #60a5fa;
  --icon-profile-bg: rgba(16, 185, 129, 0.15);
  --icon-profile-fg: #34d399;
  --icon-security-bg: rgba(6, 182, 212, 0.15);
  --icon-security-fg: #22d3ee;
  --icon-sessions-bg: rgba(168, 85, 247, 0.15);
  --icon-sessions-fg: #c084fc;
  --icon-apps-bg: rgba(245, 158, 11, 0.15);
  --icon-apps-fg: #fbbf24;
  --icon-danger-bg: rgba(239, 68, 68, 0.15);
  --icon-danger-fg: #f87171;

  /* Layout Constants */
  --topbar-height: 64px;
  --sidebar-width: 280px;

  /* Font Families */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

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

html {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  color-scheme: dark;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background-color: var(--bg-main);
  color: var(--text-primary);
  overflow-x: hidden;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-subtle);
  border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--border-strong);
}

/* Selection */
::selection {
  background-color: var(--brand-cyan);
  color: var(--text-inverse);
}

/* Auth Loading Gate: Prevents flash of unauthenticated content */
#auth-gate-loader {
  position: fixed;
  inset: 0;
  background-color: var(--bg-main);
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

body.auth-ready #auth-gate-loader {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

body:not(.auth-ready) .app-topbar,
body:not(.auth-ready) .app-layout {
  visibility: hidden;
  opacity: 0;
}

body.auth-ready .app-topbar,
body.auth-ready .app-layout {
  visibility: visible;
  opacity: 1;
  transition: opacity 0.2s ease;
}

/* Master Layout Structure */
.app-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--topbar-height);
  background-color: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.25rem;
}

.app-layout {
  min-height: 100vh;
  padding-top: var(--topbar-height);
  display: flex;
}


/* Left Vertical Navigation Rail (Desktop) */
.app-sidebar {
  position: fixed;
  top: var(--topbar-height);
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background-color: var(--bg-main);
  border-right: 1px solid var(--border-subtle);
  padding: 1.5rem 0.85rem;
  overflow-y: auto;
  z-index: 30;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Main Content Area */
.app-main {
  flex: 1;
  min-width: 0;
  margin-left: var(--sidebar-width);
  padding: 2rem 1.5rem 4rem;
  display: flex;
  justify-content: center;
}

.content-container {
  width: 100%;
  max-width: 960px;
}

/* Tab Panels */
.tab-panel {
  display: none;
  animation: panelFadeIn 0.22s ease-out forwards;
}

.tab-panel.active {
  display: block;
}

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

/* Mobile Drawer Backdrop & Toggles */
.drawer-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 45;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.drawer-backdrop.active {
  display: block;
  opacity: 1;
}

/* Responsive Media Queries */
@media (max-width: 1023px) {
  .app-sidebar {
    transform: translateX(-100%);
    z-index: 50;
    top: 0;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
  }

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

  .app-main {
    margin-left: 0;
    padding: 1.5rem 1rem 3rem;
  }
}