/* ==========================================================================
   Lumen Research & Development — Design System
   Active Theme: Titanium Ice (Monochromatic Scientific Instrument)
   Other explored themes saved below for future reference.
   ========================================================================== */

:root {
  --bg-base: #121316;
  --bg-surface: #191b20;
  --bg-surface-hover: #202229;
  --border: #292c34;
  --border-focus: #3d414e;
  
  --text-primary: #eef1f5;
  --text-secondary: #8d929f;
  --text-muted: #606470;
  
  --accent: #cbd5e1;
  --accent-hover: #ffffff;
  --accent-subtle: rgba(203, 213, 225, 0.12);
  --accent-border: rgba(203, 213, 225, 0.28);
  --accent-glow: #7dd3fc;

  --hero-overlay-start: rgba(18, 19, 22, 0.38);
  --hero-overlay-mid: rgba(18, 19, 22, 0.70);
  --hero-overlay-end: #121316;
  
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  --container-width: 1080px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --transition: 0.18s ease-in-out;
}

/* Preserved Palettes (For Reference / Alternate Variations)
body[data-theme="nordic"] {
  --bg-base: #111418; --bg-surface: #171b21; --border: #262c36;
  --accent: #38bdf8; --hero-overlay-end: #111418;
}
body[data-theme="obsidian"] {
  --bg-base: #090c10; --bg-surface: #0f141c; --border: #1e2633;
  --accent: #60a5fa; --hero-overlay-end: #090c10;
}
body[data-theme="sage"] {
  --bg-base: #101514; --bg-surface: #161e1b; --border: #24312b;
  --accent: #5fa883; --hero-overlay-end: #101514;
}
body[data-theme="tungsten"] {
  --bg-base: #141211; --bg-surface: #1c1815; --border: #2c2520;
  --accent: #f59e0b; --hero-overlay-end: #141211;
}
*/

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(17, 20, 24, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: var(--text-primary);
  transition: opacity var(--transition);
}

.brand-link:hover {
  opacity: 0.9;
}

.brand-icon {
  height: 38px;
  width: auto;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 0 6px rgba(56, 189, 248, 0.45));
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.brand-sub {
  font-family: var(--font-sans);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 1.8vw, 2rem);
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

/* Theme Selector */
.theme-select {
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition), color var(--transition), background-color var(--transition);
}

.theme-select:hover, .theme-select:focus {
  border-color: var(--border-focus);
  color: var(--text-primary);
}

/* Language Switcher */
.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-weight: 600;
  transition: color var(--transition);
}

.lang-btn.active {
  color: var(--accent);
  background-color: var(--accent-subtle);
}

.lang-btn:hover:not(.active) {
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--accent);
  color: #0b0f12;
  font-weight: 600;
}

.btn-primary:hover {
  background-color: #6db691;
}

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border);
}

.btn-outline:hover {
  background-color: var(--bg-surface);
  border-color: var(--border-focus);
}

/* Main Container */
.main-content {
  flex: 1;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border);
}

.section:last-of-type {
  border-bottom: none;
}

/* Hero Image Banner (Overlaid on IMG_8731) */
.hero-banner {
  position: relative;
  min-height: 74vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-base);
  background-image:
    linear-gradient(180deg,
      var(--hero-overlay-start) 0%,
      var(--hero-overlay-mid) 58%,
      var(--hero-overlay-end) 100%),
    radial-gradient(circle at 55% 40%, rgba(56, 189, 248, 0.14) 0%, transparent 60%),
    url('assets/hero-plasma.webp');
  background-position: 55% 35%;
  background-size: cover;
  background-repeat: no-repeat;
  border-bottom: 1px solid var(--border);
  padding: 6.5rem 1.5rem 6.5rem;
  text-align: center;
}

.hero-banner-content {
  max-width: 860px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  padding: 0.35rem 0.95rem;
  background-color: rgba(17, 20, 24, 0.75);
  border: 1px solid var(--border);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.hero-headline {
  font-size: clamp(2.5rem, 5.2vw, 4.2rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.1;
  color: #ffffff;
  margin-bottom: 1.25rem;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.85);
}

.hero-sub {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: #e2e8f0;
  max-width: 660px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.9);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

/* Executive Overview / Mission Section (Relocated Description & Metrics) */
.brief-section {
  padding: 5rem 0 4.5rem;
  border-bottom: 1px solid var(--border);
  background-color: var(--bg-base);
}

.brief-prose {
  max-width: 900px;
  margin-bottom: 3.5rem;
}

.brief-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.5rem;
}

.brief-title {
  font-size: 1.85rem;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.brief-lead {
  font-size: 1.225rem;
  line-height: 1.7;
  color: var(--text-primary);
}

.brief-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.brief-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: border-color var(--transition);
}

.brief-card:hover {
  border-color: var(--border-focus);
}

.brief-card-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.brief-card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
}

.brief-card-desc {
  font-size: 0.825rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Section Headers */
.section-header {
  margin-bottom: 3rem;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 680px;
  line-height: 1.65;
}

/* Four Core Pillars */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.pillar-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition);
}

.pillar-card:hover {
  border-color: var(--border-focus);
}

.pillar-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.pillar-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.pillar-body {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.pillar-list {
  list-style: none;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.pillar-list li {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.pillar-list li::before {
  content: '—';
  color: var(--accent);
}

/* Showcase & Laboratory Window */
.showcase-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.filter-pill {
  appearance: none;
  background-color: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 9999px;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.45rem 1rem;
  cursor: pointer;
  transition: all var(--transition);
}

.filter-pill:hover {
  background-color: var(--bg-surface-hover);
  border-color: var(--border-focus);
  color: var(--text-primary);
}

.filter-pill.active {
  background-color: var(--accent-subtle);
  border-color: var(--accent-border);
  color: #ffffff;
  font-weight: 600;
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.showcase-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--bg-surface);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  cursor: pointer;
}

.showcase-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-border);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
}

.showcase-card.hidden {
  display: none !important;
}

.showcase-media {
  position: relative;
  width: 100%;
  height: 230px;
  overflow: hidden;
  background-color: #080a0d;
}

.showcase-badge {
  position: absolute;
  top: 0.85rem;
  left: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(14, 16, 20, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  padding: 0.22rem 0.55rem;
  border-radius: 3px;
  z-index: 2;
  pointer-events: none;
}

.showcase-img,
.showcase-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.94);
  transition: transform 0.4s ease, filter 0.4s ease;
}

.showcase-card[data-modal-id="lif"] .showcase-img,
.showcase-img-lif {
  object-position: center 12%;
}

.showcase-card:hover .showcase-img,
.showcase-card:hover .showcase-video {
  transform: scale(1.02);
  filter: brightness(1);
}

.showcase-caption {
  padding: 1.25rem 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.showcase-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.65rem;
}

.meta-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.15rem 0.45rem;
  border-radius: 2px;
}

.showcase-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #ffffff;
  line-height: 1.4;
  margin-bottom: 0.5rem;
}

.showcase-desc {
  font-size: 0.825rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-top: auto;
}

/* Media Lightbox Modal */
.media-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.media-modal.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(9, 10, 13, 0.88);
  backdrop-filter: blur(12px);
}

.modal-container {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 960px;
  max-height: 90vh;
  background: var(--bg-surface);
  border: 1px solid var(--border-focus);
  border-radius: var(--radius-md);
  overflow-y: auto;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 10;
  width: 2.25rem;
  height: 2.25rem;
  background: rgba(18, 19, 22, 0.7);
  border: 1px solid var(--border);
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.modal-close:hover {
  background: var(--accent-subtle);
  border-color: var(--accent);
}

.modal-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.modal-media-wrap {
  width: 100%;
  border-radius: var(--radius-sm);
  background: #080a0d;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-media-wrap img,
.modal-media-wrap video {
  max-width: 100%;
  max-height: 60vh;
  object-fit: contain;
  display: block;
}

.modal-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  width: 100%;
}

@media (max-width: 768px) {
  .modal-dual-grid {
    grid-template-columns: 1fr;
  }
  .partners-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
}

.modal-details {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: #ffffff;
  line-height: 1.35;
}

.modal-desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Collaborative Partners Section */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.partner-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2.5rem 1.75rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: border-color var(--transition), background-color var(--transition), transform var(--transition);
}

.partner-card:hover {
  border-color: var(--border-focus);
  background-color: var(--bg-surface-hover);
  transform: translateY(-2px);
}

.partner-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 110px;
  width: 100%;
  margin-bottom: 1.5rem;
}

.partner-logo {
  display: block;
  object-fit: contain;
  opacity: 0.82;
  transition: opacity var(--transition), transform var(--transition);
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
}

.partner-card:hover .partner-logo {
  opacity: 1;
  transform: scale(1.02);
}

.partner-logo-rise {
  height: 60px;
  width: auto;
}

.partner-logo-lu {
  height: 96px;
  width: auto;
}

.partner-logo-jern {
  width: 210px;
  max-width: 90%;
  height: auto;
}

.partner-info {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  border-top: 1px solid rgba(41, 44, 52, 0.7);
  padding-top: 1.25rem;
}

.partner-name {
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: -0.01em;
  margin-bottom: 0.35rem;
}

.partner-sub {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  line-height: 1.4;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 260px 1.15fr 1fr;
  gap: 2.25rem;
  align-items: start;
}

.about-media {
  position: relative;
  width: 100%;
}

.about-portrait {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-focus);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  display: block;
}

.about-prose p {
  color: var(--text-secondary);
  font-size: 0.975rem;
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.about-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.text-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
}

.text-link:hover {
  text-decoration: underline;
}

.cv-highlights {
  background-color: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.cv-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.cv-item:not(:last-child) {
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.cv-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cv-val {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--text-primary);
}

.cv-sub {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 3rem;
}

.contact-direct {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.contact-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.contact-link {
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 500;
  text-decoration: none;
}

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

.contact-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-size: 0.825rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.form-input, .form-select, .form-textarea {
  background-color: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  padding: 0.65rem 0.85rem;
  transition: border-color var(--transition);
}

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

.form-select option {
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  font-size: 0.825rem;
  color: var(--text-muted);
}

.footer-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Responsive */
@media (max-width: 960px) {
  .brief-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  .about-grid {
    grid-template-columns: 220px 1fr;
    gap: 2rem;
  }
  .cv-highlights {
    grid-column: span 2;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 680px) {
  .nav-menu {
    display: none;
  }
  .brand-sub {
    display: none;
  }
  .brief-grid {
    grid-template-columns: 1fr;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .hero-headline {
    font-size: 2.25rem;
  }
  .hero-banner {
    padding: 5rem 1rem 5rem;
    min-height: 65vh;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  .about-media {
    max-width: 240px;
    margin: 0 auto;
  }
  .cv-highlights {
    grid-column: span 1;
  }
}