/* ==========================================================================
   Medichem (medichem.world) — Swiss Editorial & Scientific Institution Style
   Late-2026 Anti-Template / Human-Crafted Aesthetic:
     - Zero pill badges, zero neon outlines, zero card border trims, zero emojis
     - Exposed 1px architectural hairline grids & asymmetric editorial columns
     - Typographic contrast: Manrope (Grotesque) + Newsreader (Editorial Serif)
       + IBM Plex Mono (Technical Index / Dates)
     - Alternating mineral slate (#1b2228 / #232c33) & warm archival paper (#f4f2ed)
   ========================================================================== */

:root {
  --mc-crimson: #b81d20;
  --mc-crimson-hover: #961518;
  --mc-ink-950: #12171b;
  --mc-ink-900: #1b2228;
  --mc-ink-800: #242e36;
  --mc-ink-700: #313e48;
  --mc-paper: #f4f2ed;
  --mc-paper-card: #ffffff;
  --mc-paper-border: #d8d4cc;
  --mc-line-dark: rgba(255, 255, 255, 0.14);
  --mc-line-subtle: rgba(255, 255, 255, 0.08);
  --mc-text-light: #f3f4f6;
  --mc-text-muted: #b0bac5;
  --mc-text-dim: #7e8b99;
  --mc-text-dark: #14181c;
  --mc-text-dark-muted: #4a545e;
  --font-sans: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Newsreader', Georgia, serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

*, *::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(--mc-ink-900);
  color: var(--mc-text-light);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

ul, ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Editorial Index / Kicker (Replaces AI pill badges) */
.kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--mc-text-muted);
  margin-bottom: 0.85rem;
}

.section-paper .kicker {
  color: var(--mc-crimson);
}

.section-title {
  font-size: clamp(1.9rem, 3.2vw, 2.85rem);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -0.025em;
  margin-bottom: 1.15rem;
}

.serif-italic {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}

.section-subtitle {
  font-size: 1.08rem;
  color: var(--mc-text-muted);
  max-width: 680px;
  margin-bottom: 2.25rem;
  line-height: 1.7;
}

.section-paper .section-subtitle {
  color: var(--mc-text-dark-muted);
}

/* Editorial Split Header (Left label / Right content) */
.editorial-header {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  margin-bottom: 3rem;
  border-bottom: 1px solid var(--mc-line-dark);
  align-items: end;
}

.section-paper .editorial-header {
  border-bottom-color: var(--mc-paper-border);
}

/* Architectural Rectangular Buttons (Replaces glowing pills) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.65rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

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

.btn-primary:hover {
  background-color: var(--mc-crimson-hover);
  border-color: var(--mc-crimson-hover);
}

.btn-outline {
  background-color: transparent;
  color: var(--mc-text-light);
  border-color: rgba(255, 255, 255, 0.32);
}

.btn-outline:hover {
  background-color: #ffffff;
  color: var(--mc-ink-950);
  border-color: #ffffff;
}

.section-paper .btn-outline {
  color: var(--mc-text-dark);
  border-color: #14181c;
}

.section-paper .btn-outline:hover {
  background-color: #14181c;
  color: #ffffff;
}

.btn-sm {
  padding: 0.55rem 1.15rem;
  font-size: 0.82rem;
}

/* Top Utility Bar */
.topbar {
  background-color: var(--mc-ink-950);
  border-bottom: 1px solid var(--mc-line-subtle);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--mc-text-muted);
  padding: 0.55rem 0;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.topbar a:hover {
  color: #ffffff;
}

.social-links {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
}

.social-links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--mc-text-muted);
}

.social-links a:hover {
  color: #ffffff;
}

/* Main Header / Navbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--mc-ink-950);
  border-bottom: 1px solid var(--mc-line-dark);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: 1.5rem;
}

.brand-logo img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.95rem;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--mc-text-muted);
  border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link.active {
  color: #ffffff;
}

.nav-link.active {
  border-bottom-color: var(--mc-crimson);
}

/* Dropdown */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background: var(--mc-ink-950);
  border: 1px solid var(--mc-line-dark);
  padding: 0.4rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: all 0.15s ease;
  z-index: 200;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu a {
  display: block;
  padding: 0.65rem 1.15rem;
  font-size: 0.86rem;
  color: var(--mc-text-muted);
  border-left: 2px solid transparent;
}

.dropdown-menu a:hover {
  background: rgba(255, 255, 255, 0.04);
  color: #ffffff;
  border-left-color: var(--mc-crimson);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--mc-line-dark);
  color: #ffffff;
  padding: 0.45rem 0.7rem;
  cursor: pointer;
  font-size: 1rem;
  font-family: var(--font-mono);
}

/* Hero Sections */
.hero {
  position: relative;
  padding: 6rem 0 5.5rem;
  background-color: var(--mc-ink-950);
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--mc-line-dark);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(18, 23, 27, 0.95) 0%, rgba(18, 23, 27, 0.85) 60%, rgba(18, 23, 27, 0.68) 100%);
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.hero-title {
  font-size: clamp(2.35rem, 4.2vw, 3.75rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: #ffffff;
}

.hero-lead {
  font-size: 1.12rem;
  color: var(--mc-text-muted);
  margin-bottom: 2.25rem;
  max-width: 580px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-media-card {
  position: relative;
  border: 1px solid var(--mc-line-dark);
  background: var(--mc-ink-900);
  overflow: hidden;
}

.section-paper .hero-media-card {
  border-color: var(--mc-paper-border);
}

.hero-media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Page Sub-Hero */
.page-hero {
  position: relative;
  padding: 4.5rem 0 4rem;
  background-color: var(--mc-ink-950);
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--mc-line-dark);
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(18, 23, 27, 0.88);
}

.page-hero .container {
  position: relative;
  z-index: 2;
}

.page-hero h1 {
  font-size: clamp(2.2rem, 3.8vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 0.75rem;
}

.page-hero p {
  font-size: 1.1rem;
  color: var(--mc-text-muted);
  max-width: 680px;
}

/* Sections */
.section {
  padding: 5.5rem 0;
  border-bottom: 1px solid var(--mc-line-subtle);
}

.section-dark {
  background-color: var(--mc-ink-800);
}

.section-deeper {
  background-color: var(--mc-ink-950);
}

/* Warm Archival Paper Section (High-contrast editorial pacing) */
.section-paper {
  background-color: var(--mc-paper);
  color: var(--mc-text-dark);
  border-bottom: 1px solid var(--mc-paper-border);
}

.section-paper .section-title,
.section-paper h2,
.section-paper h3,
.section-paper h4 {
  color: var(--mc-text-dark);
}

.section-paper p {
  color: var(--mc-text-dark-muted);
}

.section-crimson {
  background-color: var(--mc-crimson);
  color: #ffffff;
}

/* Grids & Hairline Architectural Cards */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  align-items: center;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* Exposed Swiss Hairline Grid (Zero gaps, shared 1px borders) */
.hairline-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--mc-line-dark);
  border-left: 1px solid var(--mc-line-dark);
}

.hairline-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--mc-line-dark);
  border-left: 1px solid var(--mc-line-dark);
}

.section-paper .hairline-grid-3,
.section-paper .hairline-grid-4 {
  border-color: var(--mc-paper-border);
}

.hairline-cell {
  padding: 2.25rem 2rem;
  border-right: 1px solid var(--mc-line-dark);
  border-bottom: 1px solid var(--mc-line-dark);
  display: flex;
  flex-direction: column;
}

.section-paper .hairline-cell {
  border-color: var(--mc-paper-border);
  background: var(--mc-paper);
}

.index-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--mc-text-dim);
  margin-bottom: 1.25rem;
  letter-spacing: 0.08em;
}

.section-paper .index-num {
  color: var(--mc-crimson);
}

.card {
  background: var(--mc-ink-900);
  border: 1px solid var(--mc-line-dark);
  padding: 2rem;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.section-paper .card {
  background: var(--mc-paper-card);
  border-color: var(--mc-paper-border);
}

.card h3, .card h4, .hairline-cell h3, .hairline-cell h4 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  letter-spacing: -0.01em;
}

.card p, .hairline-cell p {
  color: var(--mc-text-muted);
  font-size: 0.95rem;
  flex-grow: 1;
}

.section-paper .card p, .section-paper .hairline-cell p {
  color: var(--mc-text-dark-muted);
}

/* Stats Counter Banner */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.stat-card {
  padding: 2.5rem 2rem;
  border-right: 1px solid rgba(255, 255, 255, 0.25);
}

.stat-card:last-child {
  border-right: none;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 5vw, 4.5rem);
  font-weight: 400;
  color: #ffffff;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.85);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* Membership Tiers */
.plan-card {
  background: var(--mc-ink-900);
  border: 1px solid var(--mc-line-dark);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
}

.section-paper .plan-card {
  background: #ffffff;
  border-color: var(--mc-paper-border);
}

.plan-card.featured {
  border-color: #ffffff;
}

.section-paper .plan-card.featured {
  border-color: var(--mc-ink-950);
  border-width: 2px;
}

.plan-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mc-crimson);
  margin-bottom: 0.5rem;
}

.plan-card h4 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.plan-features {
  margin: 1.5rem 0 2rem;
  flex-grow: 1;
  border-top: 1px solid var(--mc-line-subtle);
}

.section-paper .plan-features {
  border-top-color: var(--mc-paper-border);
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0;
  color: var(--mc-text-muted);
  border-bottom: 1px solid var(--mc-line-subtle);
  font-size: 0.94rem;
}

.section-paper .plan-features li {
  color: var(--mc-text-dark-muted);
  border-bottom-color: var(--mc-paper-border);
}

.plan-features li::before {
  content: "—";
  font-family: var(--font-mono);
  color: var(--mc-crimson);
  font-weight: 600;
}

/* Executive Committee & Board Cards (Clean architectural roster, no fake avatars) */
.exec-card {
  background: var(--mc-ink-900);
  border: 1px solid var(--mc-line-dark);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.section-paper .exec-card {
  background: #ffffff;
  border-color: var(--mc-paper-border);
}

.exec-role {
  font-family: var(--font-mono);
  color: var(--mc-crimson);
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.4rem;
}

.exec-card h3 {
  font-size: 1.35rem;
  margin-bottom: 1.25rem;
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  border-top: 1px solid var(--mc-line-dark);
  border-left: 1px solid var(--mc-line-dark);
}

.section-paper .board-grid {
  border-color: var(--mc-paper-border);
}

.board-member-card {
  padding: 1.15rem 1.35rem;
  border-right: 1px solid var(--mc-line-dark);
  border-bottom: 1px solid var(--mc-line-dark);
  font-weight: 600;
  font-size: 0.96rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-paper .board-member-card {
  border-color: var(--mc-paper-border);
  color: var(--mc-text-dark);
}

/* Congress History Grid (About Page) */
.congress-filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
  padding: 1rem 0;
  border-top: 1px solid var(--mc-line-dark);
  border-bottom: 1px solid var(--mc-line-dark);
}

.decade-Read-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--mc-line-dark);
  color: var(--mc-text-muted);
  padding: 0.45rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  cursor: pointer;
}

.filter-btn.active, .filter-btn:hover {
  background: #ffffff;
  color: var(--mc-ink-950);
  border-color: #ffffff;
}

.search-input {
  background: var(--mc-ink-900);
  border: 1px solid var(--mc-line-dark);
  color: #ffffff;
  padding: 0.5rem 0.95rem;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  min-width: 240px;
}

.congress-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1px;
  background: var(--mc-line-dark);
  border: 1px solid var(--mc-line-dark);
}

.congress-item {
  background: var(--mc-ink-950);
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.85rem;
}

.congress-item img {
  width: 58px;
  height: 58px;
  object-fit: cover;
  flex-shrink: 0;
  filter: grayscale(15%);
}

.congress-year {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--mc-crimson);
  margin-bottom: 0.15rem;
}

.congress-loc {
  font-size: 0.88rem;
  font-weight: 500;
  color: #ffffff;
  line-height: 1.3;
}

/* Schedule Table (Resources Page) */
.table-responsive {
  overflow-x: auto;
  border: 1px solid var(--mc-line-dark);
}

.mc-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--mc-ink-950);
  color: #ffffff;
  font-size: 0.92rem;
}

.mc-table th {
  background: var(--mc-ink-800);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: left;
  padding: 1rem 1.25rem;
  border-bottom: 2px solid var(--mc-crimson);
  border-right: 1px solid var(--mc-line-subtle);
}

.mc-table td {
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--mc-line-subtle);
  border-right: 1px solid var(--mc-line-subtle);
  color: var(--mc-text-muted);
}

.mc-table td:first-child {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #ffffff;
}

/* Organizations Logo Grid */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
}

.logo-card {
  background: #ffffff;
  color: var(--mc-ink-950);
  border: 1px solid var(--mc-paper-border);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 150px;
}

.logo-card.dark-logo-bg {
  background: var(--mc-ink-950);
  color: #ffffff;
  border: 1px solid var(--mc-line-dark);
}

.logo-card:hover {
  border-color: var(--mc-crimson);
}

.logo-card img {
  max-height: 64px;
  max-width: 165px;
  object-fit: contain;
  margin-bottom: 0.85rem;
}

.logo-card span {
  font-size: 0.84rem;
  font-weight: 600;
}

/* Contact Form */
.contact-form-card {
  background: var(--mc-ink-950);
  border: 1px solid var(--mc-line-dark);
  padding: 2.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  margin-bottom: 1.35rem;
}

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.45rem;
  color: var(--mc-text-muted);
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  background: var(--mc-ink-900);
  border: 1px solid var(--mc-line-dark);
  color: #ffffff;
  font-family: inherit;
  font-size: 0.95rem;
}

.form-control:focus {
  outline: none;
  border-color: #ffffff;
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.form-status {
  margin-top: 1rem;
  padding: 0.9rem 1.1rem;
  font-size: 0.9rem;
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(45, 154, 57, 0.15);
  border: 1px solid rgba(45, 154, 57, 0.5);
  color: #86efac;
}

.form-status.error {
  display: block;
  background: rgba(184, 29, 32, 0.15);
  border: 1px solid rgba(184, 29, 32, 0.5);
  color: #fca5a5;
}

/* PDF Embed Frame */
.pdf-viewer-frame {
  width: 100%;
  height: 680px;
  border: 1px solid var(--mc-line-dark);
  background: var(--mc-ink-950);
}

/* Footer */
.site-footer {
  background-color: var(--mc-ink-950);
  border-top: 1px solid var(--mc-line-dark);
  padding: 4.5rem 0 2rem;
  color: var(--mc-text-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand img {
  height: 42px;
  margin-bottom: 1.1rem;
}

.footer-brand p {
  font-size: 0.92rem;
  color: var(--mc-text-dim);
  max-width: 320px;
  margin-bottom: 1.25rem;
}

.footer-col h4 {
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.15rem;
}

.footer-links li {
  margin-bottom: 0.65rem;
  font-size: 0.92rem;
}

.footer-links a {
  color: var(--mc-text-muted);
}

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

.footer-bottom {
  border-top: 1px solid var(--mc-line-subtle);
  padding-top: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--mc-text-dim);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-grid, .grid-2, .editorial-header {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .grid-3, .grid-4, .hairline-grid-3, .hairline-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .topbar {
    display: none;
  }
  .mobile-toggle {
    display: inline-flex;
  }
  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--mc-ink-950);
    flex-direction: column;
    align-items: stretch;
    padding: 1.25rem;
    border-bottom: 1px solid var(--mc-line-dark);
    display: none;
  }
  .nav-menu.open {
    display: flex;
  }
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
    border: none;
    margin-left: 1rem;
  }
  .nav-actions {
    display: none;
  }
  .grid-3, .grid-4, .hairline-grid-3, .hairline-grid-4, .stats-grid, .form-row, .footer-grid {
    grid-template-columns: 1fr;
  }
  .stat-card {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  }
  .section {
    padding: 3.5rem 0;
  }
}