/* VVISY Design System - Architectural Precision */

/* Design Tokens & Variables */
:root {
  /* Architectural Palette */
  --color-ink: #243545;
  --color-canvas-white: #FFFFFF;
  --color-background: #F9F9F9;
  --color-slate-border: #ECECEC;
  --color-subtle-text: #607285;

  /* Opacities & Overlay Tones */
  --color-ink-10: rgba(36, 53, 69, 0.1);
  --color-ink-5: rgba(36, 53, 69, 0.05);
  --color-ink-20: rgba(36, 53, 69, 0.2);
  --color-white-20: rgba(255, 255, 255, 0.2);

  /* Spacing Grid (4px multiples) */
  --spacing-unit: 4px;
  --spacing-stack-sm: 8px;
  --spacing-stack-md: 16px;
  --spacing-stack-lg: 32px;
  --spacing-gutter: 24px;
  --spacing-margin-mobile: 16px;
  --spacing-margin-desktop: 64px;

  /* Typography Styles (Hanken Grotesk & JetBrains Mono) */
  --font-sans: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-canvas-white);
  color: var(--color-ink);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.grid-bg {
  background-image: radial-gradient(var(--color-slate-border) 1px, transparent 1px);
  background-size: 32px 32px;
}

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

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

/* Typography Utility Classes */
.font-display-lg {
  font-family: var(--font-sans);
  font-size: 64px;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: 0;
}

@media (max-width: 575px) {
  .font-display-lg {
    font-size: 48px;
  }
}

.font-headline-lg {
  font-family: var(--font-sans);
  font-size: 32px;
  line-height: 1.2;
  font-weight: 700;
}

.font-title-md {
  font-family: var(--font-sans);
  font-size: 20px;
  line-height: 1.4;
  font-weight: 600;
}

.font-body-lg {
  font-family: var(--font-sans);
  font-size: 18px;
  line-height: 1.6;
  font-weight: 400;
}

.font-body-md {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 400;
}

.font-label-sm {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.font-label-xs {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.5;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.text-subtle-text {
  color: var(--color-subtle-text);
}

.text-canvas-white {
  color: var(--color-canvas-white);
}

.text-ink {
  color: var(--color-ink);
}

/* Icons styling */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
}

.material-symbols-outlined.fill-1 {
  font-variation-settings: 'FILL' 1;
}

/* Stencils & Geometry Cuts */
.stencil-cut {
  clip-path: polygon(0% 0%, 100% 0%, 100% 100%, 15% 100%, 0% 85%);
}

.stencil-cutout {
  clip-path: polygon(0% 0%, 100% 0%, 100% 100%, 15% 100%, 15% 85%, 0% 85%);
}

/* Layout Grid & Containers */
.max-w-7xl {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}

.px-default {
  padding-left: var(--spacing-margin-mobile);
  padding-right: var(--spacing-margin-mobile);
}

@media (min-width: 768px) {
  .md-flex-row {
    flex-direction: row !important;
  }

  .px-default {
    padding-left: var(--spacing-margin-desktop);
    padding-right: var(--spacing-margin-desktop);
  }
}

.grid {
  display: grid;
  gap: var(--spacing-gutter);
}

.grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

@media (min-width: 768px) {
  .md-grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .md-grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .md-grid-cols-12 {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  /* Grid span alignments */
  .md-col-span-4 {
    grid-column: span 4 / span 4;
  }

  .md-col-span-5 {
    grid-column: span 5 / span 5;
  }

  .md-col-span-6 {
    grid-column: span 6 / span 6;
  }

  .md-col-span-7 {
    grid-column: span 7 / span 7;
  }

  .md-col-start-6 {
    grid-column-start: 6;
  }

  .md-col-start-7 {
    grid-column-start: 7;
  }
}

@media (min-width: 1024px) {
  .lg-grid-cols-12 {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .lg-col-span-7 {
    grid-column: span 7 / span 7;
  }

  .lg-col-span-5 {
    grid-column: span 5 / span 5;
  }
}

/* UI Sections & Bands */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 50;
  background-color: var(--color-canvas-white);
  border-bottom: 1px solid var(--color-ink-10);
  height: 80px;
}

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

header nav {
  display: none;
}

@media (min-width: 768px) {
  header nav {
    display: flex;
    align-items: stretch;
    height: 100%;
    gap: 0;
  }
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-ink);
  transition: background-color 0.3s, color 0.3s;
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 32px;
  border-left: 1px solid var(--color-slate-border);
}

.nav-link:last-of-type {
  border-right: 1px solid var(--color-slate-border);
}

.nav-link:hover {
  background-color: var(--color-ink-5);
  opacity: 1;
}

.nav-link.active {
  background-color: var(--color-ink-10);
  font-weight: bold;
  opacity: 1;
}

.lang-selector {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: flex-end;
  min-width: 120px;
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  transition: opacity 0.3s;
  opacity: 0.6;
}

.lang-btn.active {
  font-weight: bold;
  opacity: 1;
  border-bottom: 1px solid var(--color-ink);
}

.lang-btn:hover {
  opacity: 1;
}

/* Main Content Area */
main {
  flex-grow: 1;
  padding-top: 0;
}

#app-root {
  padding-top: 80px;
}

.route-page {
  padding-top: 48px;
}

/* Loader Overlay */
#loader {
  position: fixed;
  inset: 0;
  background-color: var(--color-canvas-white);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.7s ease-out;
}

#loader.opacity-0 {
  opacity: 0;
  pointer-events: none;
}

.loader-logo-animated {
  width: min(90vw, 900px);
  aspect-ratio: 3200 / 620;
  border: none;
  overflow: hidden;
}

/* Reveal Elements on Scroll */
.reveal-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up.active {
  opacity: 1;
  transform: translateY(0);
}

/* Home Section Styles */
.hero-home {
  border-b: 1px solid var(--color-ink-10);
  background-color: var(--color-background);
}

.hero-home-container {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 80px);
}

@media (min-width: 768px) {
  .hero-home-container {
    flex-direction: row;
  }
}

.hero-visual-side {
  width: 100%;
  position: relative;
  background-color: var(--color-background);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 350px;
}

.hero-home .hero-visual-side img {
  filter: grayscale(100%) contrast(105%);
}

@media (max-width: 767px) {
  .hero-home .hero-visual-side {
    min-height: 0 !important;
  }

  .hero-home .hero-visual-side img {
    height: auto !important;
    aspect-ratio: 1 / 1;
  }
}

@media (min-width: 768px) {
  .hero-visual-side {
    width: 50%;
  }
}

.hero-content-side {
  width: 100%;
  padding: 32px var(--spacing-margin-mobile);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--spacing-stack-lg);
}

@media (min-width: 768px) {
  .hero-content-side {
    width: 50%;
    padding: var(--spacing-margin-desktop);
  }
}

/* Carousel Section */
.carousel-section {
  padding-top: 128px;
  padding-bottom: 128px;
  background-color: var(--color-canvas-white);
  border-bottom: 1px solid var(--color-ink-10);
  overflow: hidden;
}

.carousel-container {
  position: relative;
  width: 100%;
}

.carousel-viewport {
  overflow: hidden;
  width: 100%;
  margin-top: 40px;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}

.carousel-slide {
  flex: 0 0 100%;
  padding-right: 0;
}

@media (min-width: 768px) {
  .carousel-slide {
    flex: 0 0 33.333333%;
    padding-right: var(--spacing-gutter);
  }
}

/* Image styling */
.img-container {
  width: 100%;
  aspect-ratio: 4 / 3;
  background-color: var(--color-background);
  margin-bottom: 32px;
  overflow: hidden;
}

.img-container img {
  width: 100%;
  height: 100%;
  object-cover: cover;
  object-fit: cover;
  filter: grayscale(100%);
  transition: transform 0.7s ease, filter 0.7s ease;
}

.group:hover .img-container img,
.img-container img:hover {
  transform: scale(1.05);
  filter: grayscale(0%);
}

.group {
  border: 1px solid var(--color-ink-10);
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.5s;
}

.group:hover {
  border-color: var(--color-ink);
}

.group-ink {
  background-color: var(--color-ink);
  color: var(--color-canvas-white);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 480px;
  border: 1px solid var(--color-ink);
}

.group-light {
  border: 1px solid var(--color-ink-10);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 480px;
  transition: background-color 0.5s;
}

.group-light:hover {
  background-color: var(--color-background);
}

/* Button & Controls */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-stack-sm);
  background-color: var(--color-ink);
  color: var(--color-canvas-white);
  padding: var(--spacing-stack-md) var(--spacing-stack-lg);
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: opacity 0.3s;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-stack-sm);
  border: 1px solid var(--color-ink);
  background-color: transparent;
  color: var(--color-ink);
  padding: var(--spacing-stack-md) var(--spacing-stack-lg);
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background-color 0.3s, color 0.3s;
}

.btn-secondary:hover {
  background-color: var(--color-ink);
  color: var(--color-canvas-white);
}

.btn-white {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-stack-sm);
  background-color: var(--color-canvas-white);
  color: var(--color-ink);
  padding: var(--spacing-stack-md) var(--spacing-stack-lg);
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: opacity 0.3s;
}

.btn-white:hover {
  opacity: 0.95;
}

/* Header Action buttons */
.carousel-nav-btn {
  width: 48px;
  height: 48px;
  border: 1px solid var(--color-ink-10);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.3s;
}

.carousel-nav-btn:hover {
  border-color: var(--color-ink);
}

/* Section Spacing & Headers */
.py-32 {
  padding-top: 128px;
  padding-bottom: 128px;
}

.py-24 {
  padding-top: 96px;
  padding-bottom: 96px;
}

.bg-surface {
  background-color: var(--color-background);
}

.bg-ink {
  background-color: var(--color-ink);
}

.border-b {
  border-bottom: 1px solid var(--color-ink-10);
}

.border-slate-border {
  border: 1px solid var(--color-slate-border);
}

.divider-line {
  height: 1px;
  background-color: var(--color-ink);
  width: 96px;
  margin-bottom: 32px;
}

/* Solutions & Registry list styles */
.border-architectural {
  border: 1px solid var(--color-ink-10);
}

.project-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}

.project-card-version {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 12px;
  border: 1px solid currentColor;
}

/* Support Box */
.support-box {
  border: 1px solid var(--color-white-20);
  padding: 48px;
}

@media (min-width: 768px) {
  .support-box {
    padding: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 64px;
  }
}

.brand-cta-logo {
  height: 64px;
  width: auto;
  max-width: 100%;
  filter: brightness(0) invert(1);
}

.brand-cta-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.brand-cta-actions .btn-secondary {
  border-color: var(--color-canvas-white);
  color: var(--color-canvas-white);
}

.brand-cta-actions .btn-secondary:hover {
  background-color: var(--color-canvas-white);
  color: var(--color-ink);
}

/* Footer Section */
footer {
  background-color: var(--color-canvas-white);
  border-top: 1px solid var(--color-ink-10);
  padding-top: 96px;
  padding-bottom: 48px;
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: 64px;
  margin-bottom: 80px;
}

@media (min-width: 768px) {
  .footer-top {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.footer-links-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-gutter);
  width: 100%;
}

@media (min-width: 576px) {
  .footer-links-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .footer-links-grid {
    max-width: 640px;
  }
}

.footer-links-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-link-item {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-subtle-text);
  transition: color 0.3s;
}

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

.footer-bottom {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--color-ink-5);
  padding-top: 48px;
  gap: 32px;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
  }
}

/* About Us Layout Elements */
.about-hero-img-side {
  width: 100%;
  position: relative;
  background-color: var(--color-background);
  overflow: hidden;
  height: 400px;
}

@media (min-width: 768px) {
  .about-hero-img-side {
    width: 50%;
    height: auto;
  }
}

.about-hero-logo {
  position: absolute;
  bottom: 0;
  right: 0;
  padding: var(--spacing-stack-lg);
  background-color: var(--color-canvas-white);
}

.about-sticky-side {
  position: sticky;
  top: 96px;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-stack-lg);
}

.bento-card {
  padding: var(--spacing-stack-lg);
  border: 1px solid var(--color-slate-border);
  transition: border-color 0.3s;
}

.bento-card:hover {
  border-color: var(--color-ink);
}

.about-quote {
  padding: var(--spacing-stack-lg) 0 var(--spacing-stack-lg) var(--spacing-stack-lg);
  border-left: 4px solid var(--color-ink);
  margin-top: var(--spacing-stack-lg);
}

.about-kim-block {
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid var(--color-slate-border);
}

/* Contact Asymmetric Layout */
.contact-form-card {
  background-color: var(--color-background);
  padding: var(--spacing-stack-lg);
  border: 1px solid var(--color-slate-border);
}

.contact-form-disabled {
  position: relative;
  filter: grayscale(100%);
}

.contact-form-disabled::after {
  content: "";
  position: absolute;
  inset: 0;
  background-color: rgba(249, 249, 249, 0.72);
  pointer-events: none;
}

.contact-form-disabled-message {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: min(calc(100% - 48px), 360px);
  padding: 16px 20px;
  background-color: var(--color-canvas-white);
  border: 1px solid var(--color-ink);
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: center;
  pointer-events: none;
}

.contact-form-disabled-message .material-symbols-outlined {
  font-size: 18px;
  flex: 0 0 auto;
}

.contact-form-disabled input:disabled,
.contact-form-disabled textarea:disabled,
.contact-form-disabled button:disabled {
  cursor: not-allowed;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-stack-lg);
}

.form-group {
  position: relative;
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-ink);
  margin-bottom: 8px;
  transition: color 0.3s;
}

.form-group input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-ink);
  padding: var(--spacing-stack-sm) 0;
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--color-ink);
  transition: border-bottom-width 0.15s;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-subtle-text);
  opacity: 0.4;
}

.form-group input:focus {
  outline: none;
  border-bottom: 2px solid var(--color-ink);
}

.form-group textarea {
  width: 100%;
  background: transparent;
  border: 1px solid var(--color-slate-border);
  padding: var(--spacing-stack-md);
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--color-ink);
  resize: none;
  transition: border-color 0.3s;
}

.form-group textarea:focus {
  outline: none;
  border-color: var(--color-ink);
}

.office-card {
  border-left: 2px solid var(--color-slate-border);
  padding-left: var(--spacing-stack-sm);
  padding-top: 4px;
  padding-bottom: 4px;
}

.office-card.active {
  border-left-color: var(--color-ink);
}

.map-card {
  position: relative;
  aspect-ratio: 16 / 9;
  width: 100%;
  filter: grayscale(100%) contrast(125%);
  overflow: hidden;
  border: 1px solid var(--color-ink);
  background-color: var(--color-background);
}

.map-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
  transition: transform 0.7s;
}

.map-card:hover img {
  transform: scale(1.05);
}

.map-overlay {
  position: absolute;
  inset: 0;
  background-color: var(--color-ink-10);
  mix-blend-mode: multiply;
}

.map-coords {
  position: absolute;
  bottom: var(--spacing-stack-md);
  left: var(--spacing-stack-md);
  background-color: var(--color-canvas-white);
  padding: var(--spacing-stack-sm);
  border: 1px solid var(--color-ink);
}

.channels-box {
  background-color: var(--color-ink);
  color: var(--color-canvas-white);
  padding: var(--spacing-stack-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  min-height: 200px;
}

.channel-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-stack-sm);
  font-size: 20px;
  font-weight: 600;
  text-decoration: none;
}

.channel-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* Login Gateway layout */
.login-root {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-margin-mobile) var(--spacing-stack-lg);
  margin-top: 0;
  flex-grow: 1;
}

.login-container {
  width: 100%;
  max-width: 440px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.login-card {
  width: 100%;
  background-color: var(--color-canvas-white);
  border: 1px solid var(--color-slate-border);
  padding: 40px;
  transition: border-color 0.3s;
}

.login-card:hover {
  border-color: var(--color-ink);
}

.login-input-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.login-input-group input {
  width: 100%;
  height: 48px;
  background-color: var(--color-background);
  border: none;
  border-bottom: 1px solid var(--color-slate-border);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 0 12px;
  transition: border-color 0.3s;
}

.login-input-group input:focus {
  outline: none;
  border-color: var(--color-ink);
}

.login-divider {
  position: relative;
  padding: var(--spacing-stack-md) 0;
  display: flex;
  align-items: center;
}

.login-divider-line {
  flex-grow: 1;
  border-top: 1px solid var(--color-slate-border);
}

.login-divider-text {
  padding: 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-subtle-text);
}

/* Product Detail layout */
.product-hero {
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: var(--spacing-stack-lg);
}

.product-hero-container {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--spacing-stack-md);
}

@media (min-width: 768px) {
  .product-hero-container {
    flex-direction: row;
    align-items: flex-end;
  }
}

.product-detail-layout {
  padding-top: var(--spacing-stack-lg);
  padding-bottom: 128px;
}

.product-image-container {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--color-ink-10);
  overflow: hidden;
  margin-bottom: 64px;
}

.product-image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-row {
  border-bottom: 1px solid var(--color-slate-border);
}

.spec-row td {
  padding: var(--spacing-stack-md) 0;
}

.spec-row td:first-child {
  width: 35%;
}

.capability-card {
  padding: var(--spacing-stack-lg);
  border: 1px solid var(--color-ink-10);
}

.product-cta-box {
  background-color: var(--color-ink);
  color: var(--color-canvas-white);
  padding: 48px;
  text-align: center;
  border: 1px solid var(--color-ink);
}

@media (min-width: 768px) {
  .product-cta-box {
    padding: 80px;
  }
}

/* Article / Perspectives Layout */
.article-header {
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: var(--spacing-stack-lg);
  margin-bottom: var(--spacing-stack-lg);
}

.article-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-stack-lg);
}

.article-image-box {
  width: 100%;
  aspect-ratio: 21 / 9;
  border: 1px solid var(--color-ink-10);
  overflow: hidden;
  margin-bottom: var(--spacing-stack-lg);
}

.article-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

.article-callout {
  padding: var(--spacing-stack-lg);
  background-color: var(--color-background);
  border-left: 4px solid var(--color-ink);
  margin: var(--spacing-stack-lg) 0;
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background-color: var(--color-canvas-white);
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 32px var(--spacing-margin-mobile);
  transform: translateY(-100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu-overlay.active {
  transform: translateY(0);
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 120px;
  border-bottom: 1px solid var(--color-ink-10);
  margin-bottom: 32px;
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.mobile-menu-link {
  font-family: var(--font-mono);
  font-size: 24px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Utilities */
.opacity-0 {
  opacity: 0;
}

.opacity-30 {
  opacity: 0.3;
}

.opacity-40 {
  opacity: 0.4;
}

.opacity-60 {
  opacity: 0.6;
}

.opacity-80 {
  opacity: 0.8;
}

.opacity-90 {
  opacity: 0.9;
}

.grayscale {
  filter: grayscale(100%);
}

.contrast-125 {
  filter: contrast(125%);
}

.w-full {
  width: 100%;
}

.h-full {
  height: 100%;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

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

.justify-between {
  justify-content: space-between;
}

.gap-4 {
  gap: 16px;
}

.gap-6 {
  gap: 24px;
}

.mt-auto {
  margin-top: auto;
}

.mb-4 {
  margin-bottom: 16px;
}

.mb-8 {
  margin-bottom: 32px;
}

.mb-20 {
  margin-bottom: 80px;
}

.italic {
  font-style: italic;
}

.uppercase {
  text-transform: uppercase;
}

.tracking-widest {
  letter-spacing: 0.1em;
}

.tracking-wider {
  letter-spacing: 0.05em;
}

.aspect-video {
  aspect-ratio: 16 / 9;
}

.overflow-hidden {
  overflow: hidden;
}

.cursor-pointer {
  cursor: pointer;
}

.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.fixed {
  position: fixed;
}

.sticky {
  position: sticky;
}

.inset-0 {
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
}

.d-none {
  display: none;
}

.d-block {
  display: block;
}

.d-flex {
  display: flex;
}