/* 
  LAZARUS DETECTOR - MONOCHROME PREMIUM DESIGN SYSTEM
  Strategy: High-Contrast B&W, Negative Letter Spacing, Minimalist Borders
*/

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

:root {
  /* Color Palette */
  --bg: #000000;
  --panel: #0a0a0a;
  --surface: #111111;
  --border: #222222;
  --border-muted: #1a1a1a;

  --white: #ffffff;
  --gray-100: #f5f5f5;
  --gray-200: #e5e5e5;
  --gray-400: #a3a3a3;
  --gray-600: #525252;
  --gray-800: #262626;
  --gray-900: #171717;

  --accent: #ffffff;
  --danger: #ff4d4d;
  --success: #00ff9d;
  --warning: #ffcc00;

  /* Typography */
  --font-main: "Outfit", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  /* Negative Letter Spacing Strategy */
  --tracking-tight: -0.03em;
  /* For large headings (-3%) */
  --tracking-normal: -0.02em;
  /* For body text */
}

/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: var(--bg);
  color: var(--white);
  font-family: var(--font-main);
  letter-spacing: var(--tracking-normal);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  color: var(--white);
}

a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s;
}

a:hover {
  opacity: 0.8;
}

/* Layout */
.app-container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 0;
  text-align: center;
}

/* Header Bar */
.nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

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

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
}

.nav-actions {
  display: flex;
  gap: 1rem;
}

/* Hero Section (Index Page) */
.hero-wrapper {
  width: 100%;
  max-width: 1400px;
}

.hero-banner {
  width: 100%;
  height: 240px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 2.5rem;
  border: 1px solid var(--border);
  filter: grayscale(1);
}

.hero-text {
  text-align: center;
  margin-bottom: 3rem;
}

.hero-text h1 {
  font-size: 3.5rem;
  line-height: 1;
  margin-bottom: 1rem;
}

.hero-text p {
  color: var(--gray-400);
  font-size: 1.1rem;
  max-width: 480px;
  margin: 0 auto;
}

/* Forms & Inputs */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
  width: 100%;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.form-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  transition: border-color 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
}

.form-hint {
  font-size: 0.75rem;
  color: var(--gray-600);
  margin-top: 0.5rem;
}

/* Inline Search Group */
.search-group {
  display: flex;
  gap: 0.5rem;
}

.search-group .form-input {
  flex: 1;
  min-width: 0;
  /* Prevent overflow */
}

.search-group .btn {
  white-space: nowrap;
  /* Keep button text on one line */
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid transparent;
  font-size: 0.9rem;
}

.btn-primary {
  background: var(--white);
  color: var(--bg);
}

.btn-primary:hover {
  background: var(--gray-200);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--white);
}

.btn-danger {
  background: rgba(255, 77, 77, 0.1);
  border-color: rgba(255, 77, 77, 0.2);
  color: var(--danger);
}

.btn-danger:hover {
  background: rgba(255, 77, 77, 0.2);
}

.btn-logout {
  background: var(--surface);
  border-color: var(--border);
  color: var(--white);
}

.btn-logout:hover {
  background: rgba(255, 77, 77, 0.1);
  border-color: var(--danger);
  color: var(--danger);
}

.btn-block {
  width: 100%;
  padding: 1rem;
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  display: flex;
  gap: 0.75rem;
  font-size: 0.9rem;
  border: 1px solid transparent;
}

.alert-error {
  background: rgba(255, 77, 77, 0.1);
  border-color: rgba(255, 77, 77, 0.2);
  color: var(--danger);
}

.alert-info {
  background: var(--surface);
  border-color: var(--border);
  color: var(--white);
}

/* Stats & Grid */
.grid {
  display: grid;
  gap: 1rem;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.stat-box {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 12px;
  text-align: center;
}

.stat-val {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: var(--tracking-tight);
}

.stat-lbl {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--gray-400);
  font-weight: 600;
  margin-top: 0.25rem;
}

/* Result Visualization */
.prediction-card {
  text-align: center;
  padding: 3rem;
  border-width: 2px;
}

.prediction-card.lazarus {
  border-color: var(--danger);
  background: radial-gradient(circle at top,
      rgba(255, 77, 77, 0.05) 0%,
      transparent 70%);
}

.prediction-card.legit {
  border-color: var(--success);
  background: radial-gradient(circle at top,
      rgba(0, 255, 157, 0.05) 0%,
      transparent 70%);
}

/* Prediction Indicator Helpers */
.prediction-card.lazarus .indicator-color {
  color: var(--danger) !important;
}

.prediction-card.legit .indicator-color {
  color: var(--success) !important;
}

.prediction-card.lazarus .meter-fill {
  background: var(--danger);
}

.prediction-card.legit .meter-fill {
  background: var(--success);
}

.risk-score {
  font-size: 5rem;
  font-weight: 900;
  line-height: 1;
  margin: 1rem 0;
}

.meter-container {
  width: 100%;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin: 2rem 0;
  overflow: hidden;
}

.meter-fill {
  height: 100%;
  background: var(--white);
  transition: width 1s ease-out;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem 0;
  color: var(--gray-600);
  font-size: 0.8rem;
  border-top: 1px solid var(--border-muted);
}

/* Utility */
.mb-2 {
  margin-bottom: 2rem;
}

.mt-2 {
  margin-top: 2rem;
}

.text-center {
  text-align: center;
}

/* Captcha styling override */
.h-captcha {
  display: flex !important;
  justify-content: center !important;
  margin: 1.5rem 0;
}

/* Responsive */
@media (max-width: 768px) {

  .grid-4,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .app-container {
    padding: 1rem;
  }
}

/* Input Group (Side-by-Side) */
.input-group {
  display: flex;
  gap: 1rem;
  align-items: stretch;
}

.input-group .form-group {
  flex: 1;
  margin-bottom: 0;
  /* Override default */
}

.input-group .btn-wrapper {
  display: flex;
  align-items: flex-end;
  /* Align with input box, accounting for label */
  padding-bottom: 2px;
  /* Micro-adjustment for optical alignment with input border */
}

/* Ensure button matches input height */
.input-group .btn {
  height: 48px;
  /* Approximate height of input with padding */
  white-space: nowrap;
}

@media (max-width: 600px) {
  .input-group {
    flex-direction: column;
    gap: 0;
  }

  .input-group .form-group {
    margin-bottom: 1rem;
  }

  .input-group .btn-wrapper {
    width: 100%;
  }

  .input-group .btn {
    width: 100%;
  }
}

/* =============================================================================
   SIDEBAR LAYOUT
   ============================================================================= */

.app-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
/* Sidebar */
.sidebar {
  width: 220px;
  background: var(--panel);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 12px;
  left: 12px;
  height: calc(100vh - 24px);
  border-radius: 16px;
  z-index: 100;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  /* Prevent content spill during transition */
}

/* Collapsed State */
.app-layout.sidebar-collapsed .sidebar {
  width: 64px;
}

.sidebar-header {
  padding: 1rem;
  height: 64px;
  display: flex;
  align-items: center;
  white-space: nowrap;
  transition: padding 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-header .brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
}

.sidebar-header .brand img {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.sidebar-header .brand-title {
  font-size: 1.1rem;
  font-weight: 800;
  opacity: 1;
  transition: opacity 0.2s;
}

.app-layout.sidebar-collapsed .brand-title {
  opacity: 0;
  pointer-events: none;
  /* display: none; removed to allow opacity transition */
}

.app-layout.sidebar-collapsed .sidebar-header {
  padding: 1rem 0 1rem 18px;
  /* Center content: (64-28)/2 = 18px left padding */
}

.sidebar-nav {
  flex: 1;
  padding: 1rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sidebar-footer {
  padding: 0.75rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0.85rem;
  border-radius: 8px;
  color: var(--gray-400);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s, padding 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  overflow: hidden;
}

.nav-item i {
  flex-shrink: 0;
}

.nav-item svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.app-layout.sidebar-collapsed .nav-item {
  padding: 0.75rem 0 0.75rem 1rem;
  /* Centering calculation:
     Sidebar width: 64px (border-box)
     Border: 2px (1px left + 1px right)
     Inner width: 62px
     Sidebar-nav padding: 0.5rem (8px left + 8px right) = 16px
     Nav-item width: 62 - 16 = 46px
     Icon width: 20px (forced)
     Remaining: 46 - 20 = 26px
     Padding-left: 13px
  */
  padding-left: 13px;
  padding-right: 0;
}

.app-layout.sidebar-collapsed .nav-item span {
  opacity: 0;
  /* display: none; removed to allow opacity transition */
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.nav-item.active {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.nav-item.logout:hover {
  background: rgba(255, 77, 77, 0.1);
  color: var(--danger);
}

/* Main Wrapper */
.main-wrapper {
  flex: 1;
  /* Sidebar width (220) + Left gap (12) + Content gap (12) = 244px */
  margin-left: 244px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.app-layout.sidebar-collapsed .main-wrapper {
  /* Collapsed width (64) + Left gap (12) + Content gap (12) = 88px */
  margin-left: 88px;
}

/* Top Bar */
.top-bar {
  display: flex;
  align-items: center;
  padding: 0 1.5rem 0 0.15rem;
  /* Reduced left padding further */
  height: 64px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 50;
}

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

.sidebar-toggle-desktop {
  background: none;
  border: none;
  color: var(--gray-400);
  cursor: pointer;
  padding: 2px;
  /* Reduced padding further */
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
  margin-top: 12px;
  /* Move slightly down */
}

.sidebar-toggle-desktop:hover {
  color: var(--white);
  background: var(--surface);
}

.sidebar-toggle-desktop svg {
  width: 18px;
  height: 18px;
}

.sidebar-toggle-mobile {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  cursor: pointer;
  padding: 0.5rem;
}

.top-bar-spacer {
  flex: 1;
}

.usage-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.8rem;
}

.usage-badge span {
  color: var(--gray-400);
}

.usage-badge strong {
  color: var(--white);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
}

/* Page Content */
.page-content {
  flex: 1;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-footer {
  padding: 1.5rem 2rem;
  text-align: center;
  color: var(--gray-600);
  font-size: 0.75rem;
  border-top: 1px solid var(--border-muted);
}

/* Mobile Responsive Sidebar */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    width: 240px;
    /* Standard mobile width */
    transition: transform 0.3s ease;
  }

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

  /* Reset collapsed state styles for mobile */
  .app-layout.sidebar-collapsed .sidebar {
    width: 240px;
  }

  .app-layout.sidebar-collapsed .brand-title,
  .app-layout.sidebar-collapsed .nav-item span {
    display: inline;
    opacity: 1;
  }

  .main-wrapper {
    margin-left: 0 !important;
    /* Force reset margin */
  }

  .sidebar-toggle-desktop {
    display: none;
  }

  .sidebar-toggle-mobile {
    display: block;
  }

  .breadcrumbs {
    display: none;
    /* Often hide breadcrumbs on very small screens to save space */
  }

  .page-content {
    padding: 1.5rem 1rem;
  }

  .top-bar {
    padding: 0 1rem;
  }
}