/* ==========================================================================
   Rankrcketshowmeadw - Modern Enterprise Light Theme & Refined Card System (Red Edition)
   Scale: 4px, 8px, 12px, 16px, 24px, 40px, 64px
   ========================================================================== */

:root {
  /* Clean White & Slate Palette */
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #f8fafc;
  --color-bg-tertiary: #f1f5f9;
  
  --color-surface: #ffffff;
  --color-surface-hover: #f8fafc;
  --color-surface-border: #e2e8f0;
  --color-surface-border-strong: #cbd5e1;
  --color-surface-border-glow: #fca5a5;
  
  --color-text-main: #0f172a;
  --color-text-body: #334155;
  --color-text-muted: #64748b;
  --color-text-dim: #94a3b8;
  
  /* Primary & Accent Red Tones */
  --color-primary: #dc2626;
  --color-primary-hover: #b91c1c;
  --color-primary-light: #fef2f2;
  --color-primary-text: #991b1b;
  
  --color-accent-cyan: #0284c7;
  --color-accent-cyan-bg: #e0f2fe;
  --color-accent-purple: #7c3aed;
  --color-accent-purple-bg: #f3e8ff;
  --color-accent-emerald: #059669;
  --color-accent-emerald-bg: #ecfdf5;
  --color-accent-amber: #d97706;
  --color-accent-amber-bg: #fffbeb;
  --color-accent-rose: #e11d48;
  --color-accent-rose-bg: #fff1f2;
  
  --color-focus-ring: #ef4444;
  --color-card-header-bg: #f8fafc;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Spacing Scale */
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-24: 24px;
  --space-40: 40px;
  --space-64: 64px;

  /* Elevation Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 16px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 16px 32px -4px rgba(15, 23, 42, 0.12), 0 4px 12px -2px rgba(15, 23, 42, 0.06);
  --shadow-card: 0 4px 20px -2px rgba(15, 23, 42, 0.06), 0 2px 6px -1px rgba(15, 23, 42, 0.03);
  --shadow-hover: 0 20px 35px -8px rgba(220, 38, 38, 0.15), 0 6px 12px -2px rgba(15, 23, 42, 0.05);
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  background-color: var(--color-bg-primary);
  color: var(--color-text-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg-primary);
  color: var(--color-text-body);
  background-image: 
    radial-gradient(circle at 10% 10%, rgba(220, 38, 38, 0.035) 0%, transparent 50%),
    radial-gradient(circle at 90% 40%, rgba(185, 28, 28, 0.03) 0%, transparent 50%),
    linear-gradient(180deg, #ffffff 0%, var(--color-bg-secondary) 100%);
  background-attachment: fixed;
}

/* Safe Typography Wrapping */
h1, h2, h3, h4, h5, h6, nav, .brand-name, a, p, span {
  overflow-wrap: anywhere;
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Focus States */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 3px;
}

/* Typography Defaults */
h1 {
  font-size: clamp(2rem, 3.8vw + 0.8rem, 3.1rem);
  font-weight: 800;
  line-height: 1.18;
  color: var(--color-text-main);
  letter-spacing: -0.025em;
}

h2 {
  font-size: clamp(1.45rem, 2.3vw + 0.4rem, 2.1rem);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text-main);
  letter-spacing: -0.015em;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-text-main);
}

p {
  color: var(--color-text-body);
  line-height: 1.68;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-24);
  padding-right: var(--space-24);
  min-width: 0;
}

/* Safe Shrinking for Grids and Flexbox */
.grid-child, .flex-child, .card, .data-card, .data-card-header, .stat-pill {
  min-width: 0;
}

/* Header Component */
.site-header {
  height: 68px;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-surface-border);
  position: relative;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  text-decoration: none;
  color: var(--color-text-main);
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

/* Desktop Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-24);
}

.nav-link {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.2s ease;
  padding: var(--space-8) 0;
}

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

.nav-link.is-active {
  color: var(--color-primary);
  font-weight: 600;
  border-bottom: 2px solid var(--color-primary);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  background-color: var(--color-primary);
  color: #ffffff;
  border: 1px solid var(--color-primary);
  box-shadow: var(--shadow-sm);
  transition: background-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.header-cta:hover {
  background-color: var(--color-primary-hover);
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.25);
  transform: translateY(-1px);
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: #ffffff;
  border: 1px solid var(--color-surface-border);
  border-radius: 8px;
  padding: var(--space-8);
  color: var(--color-text-main);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
}

/* Sections */
.section-pad {
  padding-top: var(--space-64);
  padding-bottom: var(--space-64);
}

.section-header {
  margin-bottom: var(--space-40);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  background: var(--color-primary-light);
  color: var(--color-primary-text);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: var(--space-12);
  border: 1px solid rgba(220, 38, 38, 0.15);
}

.section-desc {
  max-width: 720px;
  margin-top: var(--space-12);
  font-size: 1.0625rem;
  color: var(--color-text-body);
}

/* Card Style: Modern White Cards with Visual Imagery */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-24);
}

.data-card {
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  min-width: 0;
}

.data-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-surface-border-glow);
  box-shadow: var(--shadow-hover);
}

/* Real Image Feature Banner */
.data-card-media {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
  background-color: var(--color-bg-secondary);
}

.data-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.4s ease;
}

.data-card:hover .data-card-img {
  transform: scale(1.04);
}

.data-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  letter-spacing: 0.02em;
}

/* Card Header Stats Bar */
.data-card-header {
  background: var(--color-card-header-bg);
  border-bottom: 1px solid var(--color-surface-border);
  padding: var(--space-12) var(--space-24);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.data-grid-stat {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.stat-value {
  font-size: 1.05rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--color-primary);
}

.stat-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-top: 2px;
  font-weight: 600;
}

.data-card-body {
  padding: var(--space-24);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: var(--space-16);
}

.data-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.35;
}

.data-card-title a {
  color: var(--color-text-main);
  text-decoration: none;
  transition: color 0.2s;
}

.data-card-title a:hover {
  color: var(--color-primary);
}

/* Specification Meters */
.spec-meters-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  margin-top: auto;
  padding: 0;
  background: var(--color-bg-secondary);
  padding: var(--space-16);
  border-radius: 10px;
  border: 1px solid var(--color-surface-border);
}

.meter-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.meter-label-wrap {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-text-body);
}

.meter-track {
  height: 6px;
  background: #e2e8f0;
  border-radius: 999px;
  overflow: hidden;
}

.meter-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #ef4444, #dc2626);
  width: var(--meter-level, 50%);
}

.data-card-footer {
  padding: var(--space-16) var(--space-24);
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-surface-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.data-card-link {
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  transition: gap 0.2s;
}

.data-card-link:hover {
  text-decoration: underline;
  gap: 6px;
}

/* Interactive Comparator Wizard */
.comparator-box {
  background: #ffffff;
  border: 1px solid var(--color-surface-border);
  border-radius: 16px;
  padding: var(--space-40) var(--space-24);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-40);
}

.comparator-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-24);
  margin-bottom: var(--space-24);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.form-select, .form-input, .form-textarea {
  background: #ffffff;
  border: 1px solid var(--color-surface-border-strong);
  border-radius: 8px;
  padding: var(--space-12) var(--space-16);
  color: var(--color-text-main);
  font-family: inherit;
  font-size: 0.9375rem;
  width: 100%;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-select:focus, .form-input:focus, .form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
}

.btn-primary {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: var(--space-12) var(--space-24);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: opacity 0.2s, box-shadow 0.2s, transform 0.15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  min-height: 48px;
}

.btn-primary:hover {
  box-shadow: 0 6px 18px rgba(220, 38, 38, 0.3);
  transform: translateY(-1px);
}

.ranked-results {
  margin-top: var(--space-24);
  padding-top: var(--space-24);
  border-top: 1px solid var(--color-surface-border);
}

.ranked-item {
  background: #ffffff;
  border: 1px solid var(--color-surface-border);
  border-radius: 12px;
  padding: var(--space-16) var(--space-24);
  margin-bottom: var(--space-16);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-16);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s;
}

.ranked-item:hover {
  border-color: var(--color-primary);
}

.ranked-score {
  background: var(--color-primary-light);
  color: var(--color-primary-text);
  font-weight: 700;
  font-family: var(--font-mono);
  padding: var(--space-4) var(--space-12);
  border-radius: 6px;
  font-size: 0.8125rem;
  border: 1px solid rgba(220, 38, 38, 0.2);
}

/* Detailed Comparison Tables */
.table-responsive-wrapper {
  overflow-x: auto;
  margin-top: var(--space-24);
  border-radius: 12px;
  border: 1px solid var(--color-surface-border);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
  min-width: 600px;
}

.comparison-table th, .comparison-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-surface-border);
}

.comparison-table th {
  background: var(--color-bg-secondary);
  color: var(--color-text-main);
  font-weight: 700;
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.comparison-table tr:hover td {
  background: var(--color-bg-secondary);
}

/* Pros and Cons Block */
.pros-cons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-24);
  margin: var(--space-24) 0;
}

.pro-box, .con-box {
  background: #ffffff;
  border-radius: 12px;
  padding: var(--space-24);
  border: 1px solid var(--color-surface-border);
  box-shadow: var(--shadow-sm);
}

.pro-box {
  border-top: 4px solid var(--color-accent-emerald);
}

.con-box {
  border-top: 4px solid var(--color-accent-rose);
}

.pro-list, .con-list {
  list-style: none;
  padding: 0;
  margin-top: var(--space-16);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.pro-list li::before {
  content: "✓ ";
  color: var(--color-accent-emerald);
  font-weight: 800;
}

.con-list li::before {
  content: "✕ ";
  color: var(--color-accent-rose);
  font-weight: 800;
}

/* Static Map Block (Contact Page) */
.map-canvas {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-surface-border);
  border-radius: 12px;
  height: 300px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-24);
  box-shadow: var(--shadow-sm);
}

.map-grid-lines {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(15, 23, 42, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
}

.map-pin-box {
  position: relative;
  z-index: 2;
  background: #ffffff;
  border: 1px solid var(--color-primary);
  padding: var(--space-16) var(--space-24);
  border-radius: 10px;
  text-align: center;
  box-shadow: var(--shadow-md);
}

/* Footer (Crisp Professional Dark Contrast with Red Accents) */
.site-footer {
  margin-top: auto;
  background-color: #0f172a;
  border-top: 1px solid #1e293b;
  padding-top: var(--space-64);
  padding-bottom: var(--space-40);
  color: #94a3b8;
  font-size: 0.875rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-40);
  margin-bottom: var(--space-40);
}

.site-footer .site-brand {
  color: #ffffff;
}

.footer-brand-info p {
  margin-top: var(--space-12);
  font-size: 0.875rem;
  color: #94a3b8;
  line-height: 1.6;
}

.footer-heading {
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: var(--space-16);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: #f87171;
}

.footer-meta-block {
  padding-top: var(--space-24);
  border-top: 1px solid #1e293b;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  font-size: 0.8125rem;
  color: #64748b;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--color-surface-border);
  padding: var(--space-16) var(--space-24);
  z-index: 1000;
  box-shadow: 0 -4px 24px rgba(15, 23, 42, 0.12);
}

.cookie-banner[hidden] {
  display: none !important;
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-16);
}

.cookie-text {
  flex: 1 1 300px;
  font-size: 0.875rem;
  color: var(--color-text-body);
}

.cookie-buttons {
  display: flex;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.btn-cookie {
  padding: var(--space-8) var(--space-16);
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid var(--color-surface-border-strong);
  background: #ffffff;
  color: var(--color-text-body);
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.btn-cookie:hover {
  background: var(--color-bg-secondary);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-cookie-accept {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.btn-cookie-accept:hover {
  background: var(--color-primary-hover);
  color: #ffffff;
}

/* Form Validation States */
.is-invalid {
  border-color: var(--color-accent-rose) !important;
  background-color: #fff1f2 !important;
}

.form-error-msg {
  color: var(--color-accent-rose);
  font-size: 0.75rem;
  display: none;
}

.is-invalid + .form-error-msg {
  display: block;
}

.form-success-banner {
  background: var(--color-accent-emerald-bg);
  border: 1px solid var(--color-accent-emerald);
  color: #065f46;
  padding: var(--space-16);
  border-radius: 8px;
  margin-bottom: var(--space-16);
  display: none;
}

.form-success-banner.is-visible {
  display: block;
}

/* Responsive Breakpoints */
@media (max-width: 900px) {
  .main-nav {
    gap: var(--space-16);
  }
}

@media (max-width: 768px) {
  .site-header {
    height: 56px;
  }
  
  .mobile-nav-toggle {
    display: inline-flex;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid var(--color-surface-border);
    flex-direction: column;
    padding: var(--space-24);
    gap: var(--space-16);
    box-shadow: var(--shadow-lg);
  }
  
  .main-nav.is-visible {
    display: flex;
  }

  .header-cta {
    display: none;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
  
  .data-card-header {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 480px) {
  .container {
    padding-left: var(--space-16);
    padding-right: var(--space-16);
  }
  
  .data-card-header {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .cookie-buttons {
    flex-direction: column;
    width: 100%;
  }

  .btn-cookie {
    width: 100%;
    text-align: center;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}