/* Custom Premium DARK Theme Variables with "co-" prefix */
:root {
  /* Dimensions & Grid Setup */
  --co-max-w: 1140px;

  /* Color Palette */
  --co-bg-darkest: #0a0d14;
  --co-bg-surface: #121722;
  --co-bg-surface-accent: #19202f;
  --co-accent: #e11d48; /* Premium Rose/Crimson */
  --co-accent-hover: #f43f5e;
  --co-accent-glow: rgba(225, 29, 72, 0.12);
  --co-border: #1e293b;
  --co-border-highlight: #334155;
  
  /* Text Contrast Setup (WCAG AA compliant) */
  --co-text-light: #f8fafc;
  --co-text-gray: #94a3b8;
  --co-text-muted-dark: #64748b;

  /* Font Families */
  --co-font-display: 'Raleway', sans-serif;
  --co-font-body: 'Inter', sans-serif;

  /* Border Radius Style: SOFT */
  --co-radius: 14px;
  --co-radius-inner: 10px;

  /* Shadow Depth: DEEP (with glow and spread) */
  --co-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6), 
               0 0 40px rgba(225, 29, 72, 0.15), 
               inset 0 1px 1px rgba(255, 255, 255, 0.05);
}

/* Base resets & typography */
body.co-main-body {
  font-family: var(--co-font-body);
  background-color: var(--co-bg-darkest);
  color: var(--co-text-light);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom layout shell to replace generic container class */
.co-shell {
  width: 100%;
  max-width: var(--co-max-w);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Typography styles to avoid .title / .subtitle */
.co-headline-main {
  font-family: var(--co-font-display);
  font-size: 2.25rem;
  font-weight: 900;
  line-height: 1.15;
  color: var(--co-text-light);
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  text-transform: uppercase; /* [heading-case] setup */
}

@media (min-width: 1024px) {
  .co-headline-main {
    font-size: 3.5rem;
  }
}

.co-headline-secondary {
  font-family: var(--co-font-display);
  font-size: 1.875rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--co-text-light);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}

.co-headline-tertiary {
  font-family: var(--co-font-display);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--co-text-light);
  margin-bottom: 0.5rem;
}

.co-lead-paragraph {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--co-text-gray);
  margin-bottom: 1.5rem;
}

.co-copy-base {
  font-size: 1rem;
  line-height: 1.625;
  color: var(--co-text-gray);
}

.co-txt-small {
  font-size: 0.875rem;
}

.co-txt-tiny {
  font-size: 0.75rem;
}

.co-txt-muted {
  color: var(--co-text-gray);
}

.co-txt-bright {
  color: var(--co-text-light);
}

/* Header Component styling */
.co-site-banner {
  background-color: var(--co-bg-surface);
  border-bottom: 1px solid var(--co-border);
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 50;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.co-header-inner {
  width: 100%;
  max-width: var(--co-max-w);
  margin: 0 auto;
  padding: 1rem 1.5rem;
}

.co-branding-logo {
  gap: 0.75rem;
}

.co-svg-logo-icon {
  width: 36px;
  height: 36px;
}

.co-brand-label {
  font-family: var(--co-font-display);
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--co-text-light);
  letter-spacing: -0.03em;
}

.co-badge-status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--co-accent);
  border-radius: 999px;
  box-shadow: 0 0 10px var(--co-accent);
}

/* Product Showcase Layout (Preset B) */
.co-intro-shelf {
  position: relative;
  padding: 3rem 0;
  overflow: hidden;
  background-color: var(--co-bg-darkest);
}

@media(min-width: 1024px) {
  .co-intro-shelf {
    padding: 5rem 0;
  }
}

/* Background Pattern SVG */
.co-bg-pattern-holder {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  max-width: 1200px;
  height: 100%;
  pointer-events: none;
  opacity: 0.3;
  z-index: 0;
}

.co-intro-shelf .co-shell {
  position: relative;
  z-index: 10;
}

/* Split Column layouts avoiding generic flex strings */
.co-split-aside {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .co-split-aside {
    flex-direction: row;
    align-items: flex-start;
  }
}

.co-split-55 {
  width: 100%;
}

@media (min-width: 1024px) {
  .co-split-55 {
    width: 55%;
    position: sticky;
    top: 6rem;
  }
}

.co-split-45 {
  width: 100%;
}

@media (min-width: 1024px) {
  .co-split-45 {
    width: 45%;
  }
}

/* Pill badges and features inside presentation */
.co-pill-badge {
  background-color: var(--co-bg-surface);
  border: 1px solid var(--co-border);
  color: var(--co-accent-hover);
  padding: 0.5rem 1rem;
  border-radius: 999px; /* pill style for dynamic chips */
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
}

.co-mini-icon-circ {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background-color: var(--co-accent-glow);
  color: var(--co-accent);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 800;
}

/* Image Visual Framing & Glow */
.co-visual-frame {
  background: radial-gradient(circle, var(--co-bg-surface-accent) 0%, transparent 70%);
  border-radius: var(--co-radius);
  padding: 2rem;
  position: relative;
}

.co-main-image {
  max-height: 480px;
  object-fit: contain;
  filter: drop-shadow(0 20px 30px rgba(0,0,0,0.8));
  transition: transform 0.3s ease;
}

.co-visual-frame:hover .co-main-image {
  transform: translateY(-8px);
}

/* Price & Button Styling */
.co-action-strip {
  background-color: var(--co-bg-surface);
  border: 1px solid var(--co-border);
  border-radius: var(--co-radius);
  padding: 1.5rem;
  box-shadow: var(--co-shadow);
}

/* Explicit custom Tag shape for price display */
.co-price-tag {
  background-color: var(--co-accent);
  color: var(--co-text-light);
  font-family: var(--co-font-display);
  font-size: 1.75rem;
  font-weight: 900;
  line-height: 1;
  padding: 0.625rem 1.75rem;
  border-radius: var(--co-radius);
  display: inline-flex;
  align-items: center;
  position: relative;
  box-shadow: 0 4px 15px rgba(225, 29, 72, 0.4);
  clip-path: polygon(0 0, 92% 0, 100% 50%, 92% 100%, 0 100%);
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

/* Trigger Button */
.co-trigger-button {
  background: var(--co-accent);
  color: var(--co-text-light);
  font-family: var(--co-font-display);
  font-size: 1.25rem;
  font-weight: 800;
  text-transform: uppercase;
  text-align: center;
  letter-spacing: 0.05em;
  padding: 1rem 2.5rem;
  border-radius: var(--co-radius);
  display: inline-block;
  width: 100%;
  transition: all 0.2s ease-in-out;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
  text-decoration: none;
}

.co-trigger-button:hover {
  background: var(--co-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 15px 25px rgba(225, 29, 72, 0.3);
}

.co-trigger-button:active {
  transform: translateY(1px);
}

.co-trust-icon {
  width: 24px;
  height: 24px;
}

/* 2-Column Grid Features Section (Preset B specs) */
.co-traits-shelf {
  background-color: var(--co-bg-surface);
  border-top: 1px solid var(--co-border);
  border-bottom: 1px solid var(--co-border);
  padding: 5rem 0;
}

.co-traits-grid {
  display: grid;
  gap: 2.5rem 2rem;
  grid-template-columns: 1fr;
}

@media(min-width: 1024px) {
  .co-traits-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.co-trait-panel {
  background-color: var(--co-bg-darkest);
  border: 1px solid var(--co-border);
  border-radius: var(--co-radius);
  padding: 2rem;
  transition: border-color 0.3s ease;
}

.co-trait-panel:hover {
  border-color: var(--co-accent);
}

/* Colored Circular Hexagon Icon */
.co-hexagon-icon {
  width: 64px;
  height: 64px;
  background-color: var(--co-bg-surface-accent);
  border: 2px solid var(--co-border);
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.co-hexagon-icon svg {
  width: 100%;
  height: 100%;
}

/* Testimonials / Feedback section (Preset B horizontal cards with Quotes) */
.co-feedback-panel {
  background-color: var(--co-bg-darkest);
  padding: 5rem 0;
}

.co-testimonial-stack {
  max-width: 800px;
  margin: 0 auto;
}

.co-opinion-card {
  background-color: var(--co-bg-surface);
  border: 1px solid var(--co-border);
  border-radius: var(--co-radius);
  padding: 2rem;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* Big Quote Mark decoration */
.co-quote-marker {
  position: absolute;
  top: -10px;
  right: 1.5rem;
  font-size: 7rem;
  font-family: Georgia, serif;
  color: var(--co-accent-glow);
  font-weight: bold;
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.co-user-avatar-circle {
  width: 48px;
  height: 48px;
  background-color: var(--co-accent);
  color: var(--co-text-light);
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-family: var(--co-font-display);
}

.co-user-name {
  font-family: var(--co-font-display);
  font-size: 1.125rem;
  color: var(--co-text-light);
}

.co-star-row {
  letter-spacing: 0.1em;
  font-size: 0.875rem;
}

/* Footer Section */
.co-bottom-banner {
  background-color: var(--co-bg-surface);
  border-top: 1px solid var(--co-border);
  padding: 2.5rem 0;
  width: 100%;
}

.co-footer-inner {
  width: 100%;
  max-width: var(--co-max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.co-legal-link {
  font-size: 0.875rem;
  color: var(--co-text-gray);
  text-decoration: none;
  transition: color 0.2s ease;
}

.co-legal-link:hover {
  color: var(--co-accent-hover);
}

/* WCAG Focus guidelines */
a:focus, button:focus {
  outline: 2px solid var(--co-accent-hover);
  outline-offset: 4px;
}