/* ==========================================================================
   Opaque Research LLC - Core Styles
   Aesthetic: Industrial-Editorial / Data-Informed Minimalism
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Color System - Cool slate palette with edge */
  --ink: #0f1419;
  --ink-90: #1a1f26;
  --ink-70: #3d4551;
  --ink-50: #6b7280;
  --ink-30: #9ca3af;
  --ink-10: #e5e7eb;
  --paper: #f8fafc;
  --paper-warm: #f1f5f9;

  /* Accent colors - cool with a glow */
  --gold: #60a5fa;
  --gold-dark: #3b82f6;
  --gold-light: #93c5fd;
  --parchment: #f1f5f9;
  --library-dark: #0f1419;
  --library-warm: #1a1f26;

  /* Signal colors - modern tech palette */
  --signal-primary: #60a5fa;
  --signal-secondary: #10b981;
  --signal-tertiary: #f472b6;
  --signal-glow: rgba(96, 165, 250, 0.2);

  /* Typography Scale - Didone serif + clean sans */
  --font-display: 'Playfair Display', 'Didot', 'Bodoni MT', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

  /* Fluid type scale */
  --text-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.75rem);
  --text-sm: clamp(0.8rem, 0.75rem + 0.25vw, 0.875rem);
  --text-base: clamp(0.95rem, 0.9rem + 0.25vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.5vw, 1.25rem);
  --text-xl: clamp(1.5rem, 1.25rem + 1vw, 2rem);
  --text-2xl: clamp(2rem, 1.5rem + 2vw, 3rem);
  --text-3xl: clamp(2.5rem, 2rem + 3vw, 4.5rem);
  --text-4xl: clamp(3rem, 2rem + 5vw, 7rem);

  /* Spacing */
  --space-unit: 8px;
  --space-xs: calc(var(--space-unit) * 1);
  --space-sm: calc(var(--space-unit) * 2);
  --space-md: calc(var(--space-unit) * 3);
  --space-lg: calc(var(--space-unit) * 5);
  --space-xl: calc(var(--space-unit) * 8);
  --space-2xl: calc(var(--space-unit) * 13);
  --space-3xl: calc(var(--space-unit) * 21);

  /* Layout */
  --max-width: 1400px;
  --content-width: 900px;
  --gutter: clamp(1.5rem, 4vw, 4rem);

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-base: 300ms;
  --duration-slow: 600ms;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  overflow-x: hidden;
}

::selection {
  background: var(--signal-primary);
  color: var(--paper);
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.text-display {
  font-size: var(--text-4xl);
  line-height: 0.95;
  letter-spacing: -0.03em;
}

.text-headline {
  font-size: var(--text-3xl);
  line-height: 1.05;
}

.text-title {
  font-size: var(--text-2xl);
}

.text-subtitle {
  font-size: var(--text-xl);
}

.text-body-lg {
  font-size: var(--text-lg);
}

.text-body {
  font-size: var(--text-base);
}

.text-small {
  font-size: var(--text-sm);
}

.text-micro {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.text-mono {
  font-family: var(--font-mono);
}

/* --------------------------------------------------------------------------
   Layout Components
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.container--narrow {
  max-width: var(--content-width);
}

.section {
  padding: var(--space-3xl) 0;
}

.section--hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

/* Grid system */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
  .grid--2, .grid--3, .grid--4 {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-sm) 0;
  transition: background var(--duration-base) var(--ease-out-expo),
              backdrop-filter var(--duration-base) var(--ease-out-expo);
  overflow: visible;
}

.header.is-scrolled {
  background: rgba(250, 250, 248, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  overflow: visible;
}

.logo__img {
  height: 100px;
  width: auto;
  object-fit: contain;
  max-width: none;
}

.logo__img--light {
  display: none;
}

.logo__img--dark {
  display: block;
}

.logo__img--footer {
  height: 140px;
}

.logo__text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-size: var(--text-sm);
  color: var(--ink-70);
  position: relative;
  padding: var(--space-xs) 0;
  transition: color var(--duration-fast);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--ink);
  transition: width var(--duration-base) var(--ease-out-expo);
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--ink);
}

.nav__link:hover::after,
.nav__link.is-active::after {
  width: 100%;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-xs);
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--ink);
  transition: transform var(--duration-base) var(--ease-out-expo);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    inset: 0;
    background: var(--paper);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--duration-base), visibility var(--duration-base);
  }

  .nav.is-open {
    opacity: 1;
    visibility: visible;
  }

  .nav__link {
    font-size: var(--text-xl);
  }
}

/* --------------------------------------------------------------------------
   Buttons & Interactive Elements
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 0;
  transition: all var(--duration-base) var(--ease-out-expo);
}

.btn--primary {
  background: var(--ink);
  color: var(--paper);
}

.btn--primary:hover {
  background: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 10px 40px var(--signal-glow);
}

.btn--outline {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--ink);
}

.btn--outline:hover {
  background: var(--ink);
  color: var(--paper);
}

.btn--ghost {
  background: transparent;
  color: var(--ink-70);
  padding: var(--space-xs) var(--space-sm);
}

.btn--ghost:hover {
  color: var(--ink);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-70);
  transition: color var(--duration-fast);
}

.link-arrow svg {
  width: 16px;
  height: 16px;
  transition: transform var(--duration-base) var(--ease-out-expo);
}

.link-arrow:hover {
  color: var(--ink);
}

.link-arrow:hover svg {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  flex: 1;
  display: grid;
  grid-template-rows: 1fr auto;
  padding-top: calc(var(--space-3xl) + 60px);
}

.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero__eyebrow {
  margin-bottom: var(--space-md);
  color: var(--ink-50);
}

.hero__title {
  margin-bottom: var(--space-lg);
  max-width: 14ch;
}

.hero__title em {
  font-style: italic;
  color: var(--gold);
}

.hero__description {
  max-width: 50ch;
  color: var(--ink-70);
  margin-bottom: var(--space-xl);
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__scroll-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg) 0;
  color: var(--ink-50);
}

.hero__scroll-indicator::before {
  content: '';
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--ink-30), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.5; transform: scaleY(0.8); }
}

/* --------------------------------------------------------------------------
   Product Cards
   -------------------------------------------------------------------------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (max-width: 768px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
}

.product-card {
  position: relative;
  padding: var(--space-xl);
  background: var(--paper-warm);
  border: 1px solid var(--ink-10);
  overflow: hidden;
  transition: all var(--duration-slow) var(--ease-out-expo);
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--card-accent, var(--ink));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.product-card:hover::before {
  transform: scaleX(1);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

.product-card--stintel {
  --card-accent: var(--gold);
}

.product-card--watch4me {
  --card-accent: var(--signal-secondary);
}

.product-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card__icon svg {
  width: 100%;
  height: 100%;
  stroke: var(--card-accent);
  stroke-width: 1.5;
  fill: none;
}

.product-card__name {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.product-card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-md);
}

.product-card__description {
  color: var(--ink-70);
  margin-bottom: var(--space-lg);
}

.product-card__link {
  margin-top: auto;
}

/* --------------------------------------------------------------------------
   Feature Lists
   -------------------------------------------------------------------------- */
.features-list {
  list-style: none;
}

.features-list__item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--ink-10);
}

.features-list__item:last-child {
  border-bottom: none;
}

.features-list__marker {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-50);
}

.features-list__content h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.features-list__content p {
  font-size: var(--text-sm);
  color: var(--ink-70);
}

/* --------------------------------------------------------------------------
   Stats Section
   -------------------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--ink-10);
  border-bottom: 1px solid var(--ink-10);
}

@media (max-width: 768px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat {
  text-align: center;
}

.stat__value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--ink);
  margin-bottom: var(--space-xs);
}

.stat__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-50);
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

@media (max-width: 768px) {
  .about-content {
    grid-template-columns: 1fr;
  }
}

.about-content__text h2 {
  margin-bottom: var(--space-lg);
}

.about-content__text p {
  color: var(--ink-70);
  margin-bottom: var(--space-md);
}

.about-content__text p:last-of-type {
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact-form {
  max-width: 500px;
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-50);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--ink-30);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--signal-glow);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  padding: var(--space-2xl) 0 var(--space-xl);
  background: var(--ink);
  color: var(--paper);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
}

@media (max-width: 768px) {
  .footer__inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .footer__inner {
    grid-template-columns: 1fr;
  }
}

.footer__brand {
  max-width: 400px;
}

.footer__brand .logo__img {
  color: var(--paper);
}

.footer__brand .logo__text {
  color: var(--paper);
}

.footer__tagline {
  margin-top: var(--space-md);
  font-size: var(--text-sm);
  color: var(--ink-50);
}

.footer__heading {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-50);
  margin-bottom: var(--space-md);
}

.footer__links {
  list-style: none;
}

.footer__links li {
  margin-bottom: var(--space-sm);
}

.footer__links a {
  font-size: var(--text-sm);
  color: var(--ink-30);
  transition: color var(--duration-fast);
}

.footer__links a:hover {
  color: var(--paper);
}

.footer__bottom {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--ink-90);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__copyright {
  font-size: var(--text-sm);
  color: var(--ink-50);
}

.footer__legal {
  display: flex;
  gap: var(--space-lg);
}

.footer__legal a {
  font-size: var(--text-sm);
  color: var(--ink-50);
  transition: color var(--duration-fast);
}

.footer__legal a:hover {
  color: var(--paper);
}

/* --------------------------------------------------------------------------
   Page-specific: Product Pages
   -------------------------------------------------------------------------- */
.page-header {
  padding: calc(var(--space-3xl) + 80px) 0 var(--space-2xl);
  background: var(--paper-warm);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 200%;
  background: radial-gradient(ellipse, var(--page-accent-glow, rgba(0,102,255,0.05)) 0%, transparent 70%);
  pointer-events: none;
}

.page-header__eyebrow {
  color: var(--ink-50);
  margin-bottom: var(--space-sm);
}

.page-header__title {
  margin-bottom: var(--space-md);
}

.page-header__description {
  max-width: 60ch;
  font-size: var(--text-lg);
  color: var(--ink-70);
}

/* Feature blocks */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  padding: var(--space-2xl) 0;
}

.feature-block:nth-child(even) {
  direction: rtl;
}

.feature-block:nth-child(even) > * {
  direction: ltr;
}

@media (max-width: 768px) {
  .feature-block,
  .feature-block:nth-child(even) {
    grid-template-columns: 1fr;
    direction: ltr;
  }
}

.feature-block__content h3 {
  margin-bottom: var(--space-md);
}

.feature-block__content p {
  color: var(--ink-70);
  margin-bottom: var(--space-lg);
}

.feature-block__visual {
  aspect-ratio: 4/3;
  background: var(--paper-warm);
  border: 1px solid var(--ink-10);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.feature-block__visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 49.5%, var(--ink-10) 49.5%, var(--ink-10) 50.5%, transparent 50.5%),
    linear-gradient(0deg, transparent 49.5%, var(--ink-10) 49.5%, var(--ink-10) 50.5%, transparent 50.5%);
  background-size: 40px 40px;
  opacity: 0.5;
}

/* --------------------------------------------------------------------------
   Animations
   -------------------------------------------------------------------------- */
@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fade-in-up var(--duration-slow) var(--ease-out-expo) both;
}

.delay-1 { animation-delay: 100ms; }
.delay-2 { animation-delay: 200ms; }
.delay-3 { animation-delay: 300ms; }
.delay-4 { animation-delay: 400ms; }
.delay-5 { animation-delay: 500ms; }

/* Scroll-triggered animations */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slow) var(--ease-out-expo),
              transform var(--duration-slow) var(--ease-out-expo);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

/* --------------------------------------------------------------------------
   Enhanced Refinements - Scholarly Aesthetic
   -------------------------------------------------------------------------- */

/* Improved text rendering for serif fonts */
.text-display,
.text-headline,
.text-title,
h1, h2, h3, h4 {
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
}

/* Drop cap for featured text */
.drop-cap::first-letter {
  font-size: 3.5em;
  line-height: 0.8;
  float: left;
  margin: 0.1em 0.1em 0 0;
  font-family: var(--font-display);
  color: var(--gold);
}

/* Refined blockquote styling with scholarly touch */
blockquote {
  border-left: 3px solid var(--gold);
  padding-left: var(--space-lg);
  font-style: italic;
}

/* Enhanced selection color */
::selection {
  background: var(--gold);
  color: var(--library-dark);
}

/* Logo hover state */
.logo:hover .logo__img {
  color: var(--gold);
  transition: color var(--duration-base) var(--ease-out-expo);
}

/* Refined link underlines */
a[href]:not(.btn):not(.logo):not(.nav__link):not(.link-arrow):not(.product-card__link) {
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: text-decoration-color var(--duration-fast);
}

/* Enhanced header backdrop when scrolled */
.header.is-scrolled {
  background: rgba(245, 239, 230, 0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(26, 22, 18, 0.06);
}

/* Refined shadows for elevation */
.product-card:hover {
  box-shadow:
    0 4px 20px rgba(26, 22, 18, 0.08),
    0 0 0 1px rgba(212, 168, 75, 0.1);
}

/* Typography scale adjustments for better hierarchy */
.text-micro {
  font-weight: 500;
  color: var(--gold);
}

/* Enhanced focus states for accessibility */
*:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* Refined button states */
.btn {
  font-weight: 500;
  letter-spacing: 0.05em;
}

.btn--primary {
  box-shadow: 0 2px 8px rgba(26, 22, 18, 0.15);
}

.btn--primary:active {
  transform: translateY(0);
}

/* Improved visual rhythm */
p + p {
  margin-top: var(--space-md);
}

/* Enhanced product card name */
.product-card__name {
  color: var(--gold);
}

/* Footer enhancements */
.footer {
  background: var(--library-dark);
  border-top: 1px solid var(--library-warm);
}

/* Refined timeline dots */
.timeline__item::before {
  background: var(--gold);
  box-shadow: 0 0 0 3px var(--library-dark), 0 0 0 4px var(--gold-dark);
}

/* Enhanced scroll indicator */
.hero__scroll-indicator {
  color: var(--gold-dark);
}

/* Improved navigation active state */
.nav__link::after {
  background: var(--gold);
}

/* Better contrast for hero description */
.hero__description {
  color: var(--ink-70);
  line-height: 1.7;
}

/* Refined feature list markers */
.features-list__marker {
  color: var(--gold);
  font-weight: 600;
}