:root {
  --mv-obsidian: #1f1a17;
  --mv-espresso: #2c221e;
  --mv-oak-warm: #b5835a;
  --mv-oak-deep: #8f613c;
  --mv-oak-tint: rgba(181, 131, 90, 0.14);
  --mv-parchment: #f7f4ef;
  --mv-sand: #ede7dd;
  --mv-white: #ffffff;
  --mv-ink: #25201d;
  --mv-slate: #5c534c;
  --mv-muted: #7d7268;
  --mv-line: #ded6c9;
  --mv-emerald: #266347;
  --mv-crimson: #9e2a2b;
  --mv-serif: "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --mv-sans: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
  --mv-radius-xs: 3px;
  --mv-radius-sm: 6px;
  --mv-radius-md: 12px;
  --mv-shadow-card: 0 6px 22px rgba(31, 26, 23, 0.07);
  --mv-shadow-float: 0 14px 36px rgba(31, 26, 23, 0.13);
  --mv-ease: all 0.22s ease-in-out;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--mv-sans);
  background-color: var(--mv-parchment);
  color: var(--mv-ink);
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--mv-serif);
  color: var(--mv-obsidian);
  font-weight: 700;
  line-height: 1.24;
  margin-bottom: 0.8rem;
}

h1 { font-size: clamp(2rem, 3.5vw, 2.85rem); }
h2 { font-size: clamp(1.6rem, 2.6vw, 2.15rem); }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.125rem; }

p {
  margin-bottom: 1.1rem;
  color: var(--mv-slate);
}

a {
  color: var(--mv-oak-deep);
  text-decoration: none;
  transition: var(--mv-ease);
}

a:hover {
  color: var(--mv-obsidian);
}

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

.mv-wrap {
  width: 100%;
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.mv-wrap-narrow {
  max-width: 840px;
}

/* Studio Ribbon */
.mv-ribbon {
  background-color: var(--mv-obsidian);
  color: #d6ccc2;
  font-size: 0.8125rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mv-ribbon-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.mv-ribbon-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  list-style: none;
}

.mv-ribbon-pill {
  background-color: rgba(181, 131, 90, 0.22);
  color: #f3e9dc;
  padding: 0.2rem 0.65rem;
  border-radius: var(--mv-radius-xs);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

/* Header & Navigation */
.mv-masthead {
  background-color: var(--mv-white);
  border-bottom: 1px solid var(--mv-line);
  position: sticky;
  top: 0;
  z-index: 900;
}

.mv-masthead-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 78px;
  gap: 1.5rem;
}

.mv-brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.mv-nav-bar {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.mv-nav-item {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--mv-ink);
  padding: 0.35rem 0;
  border-bottom: 2px solid transparent;
}

.mv-nav-item:hover,
.mv-nav-item.mv-active {
  color: var(--mv-oak-deep);
  border-bottom-color: var(--mv-oak-warm);
}

.mv-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.45rem;
  border-radius: var(--mv-radius-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--mv-ease);
}

.mv-btn-oak {
  background-color: var(--mv-espresso);
  color: var(--mv-white);
}

.mv-btn-oak:hover {
  background-color: var(--mv-oak-deep);
  color: var(--mv-white);
}

.mv-btn-ghost {
  background-color: transparent;
  border-color: var(--mv-espresso);
  color: var(--mv-espresso);
}

.mv-btn-ghost:hover {
  background-color: var(--mv-sand);
  color: var(--mv-obsidian);
}

.mv-burger-trigger {
  display: none;
  background: none;
  border: 1px solid var(--mv-line);
  padding: 0.45rem 0.75rem;
  border-radius: var(--mv-radius-xs);
  font-size: 1.25rem;
  cursor: pointer;
  color: var(--mv-obsidian);
}

.mv-drawer-menu {
  display: none;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem 1.5rem;
  background-color: var(--mv-white);
  border-top: 1px solid var(--mv-line);
}

.mv-drawer-menu.mv-open {
  display: flex;
}

/* Hero Showcase */
.mv-showcase {
  padding: 4.5rem 0;
  background: linear-gradient(125deg, #231b17 0%, #342721 100%);
  color: var(--mv-white);
}

.mv-showcase-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.mv-kicker {
  display: inline-block;
  text-transform: uppercase;
  font-size: 0.775rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  color: var(--mv-oak-warm);
  margin-bottom: 0.75rem;
}

.mv-showcase h1 {
  color: var(--mv-white);
  margin-bottom: 1.15rem;
}

.mv-showcase-lead {
  color: #e2d9ce;
  font-size: 1.125rem;
  margin-bottom: 1.85rem;
}

.mv-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.25rem;
}

.mv-metrics-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.mv-metric-cell strong {
  display: block;
  font-size: 1.45rem;
  color: #f4ebe1;
  font-family: var(--mv-serif);
}

.mv-metric-cell span {
  font-size: 0.8125rem;
  color: #cbbba8;
}

.mv-showcase-frame {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--mv-radius-md);
  padding: 1rem;
  box-shadow: var(--mv-shadow-float);
}

.mv-showcase-frame img {
  border-radius: var(--mv-radius-sm);
  width: 100%;
  object-fit: cover;
}

.mv-showcase-note {
  font-size: 0.8125rem;
  color: #d5c7b8;
  margin-top: 0.75rem;
  margin-bottom: 0;
}

/* Sections & Grid System */
.mv-band {
  padding: 4.5rem 0;
}

.mv-band-sand {
  background-color: var(--mv-sand);
}

.mv-band-white {
  background-color: var(--mv-white);
}

.mv-heading-block {
  max-width: 720px;
  margin-bottom: 2.75rem;
}

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

.mv-cols-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.25rem;
}

.mv-panel {
  background-color: var(--mv-white);
  border: 1px solid var(--mv-line);
  border-radius: var(--mv-radius-md);
  padding: 2rem;
  box-shadow: var(--mv-shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.mv-panel-tag {
  display: inline-block;
  align-self: flex-start;
  background-color: var(--mv-oak-tint);
  color: var(--mv-oak-deep);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--mv-radius-xs);
  margin-bottom: 1rem;
}

.mv-panel-foot {
  margin-top: 1.35rem;
  padding-top: 1rem;
  border-top: 1px solid var(--mv-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 600;
}

/* Acoustic & Timber Spatial Estimator */
.mv-estimator-shell {
  background-color: var(--mv-white);
  border: 1px solid var(--mv-line);
  border-radius: var(--mv-radius-md);
  padding: 2.5rem;
  box-shadow: var(--mv-shadow-card);
}

.mv-estimator-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
}

.mv-field-row {
  margin-bottom: 1.25rem;
}

.mv-label {
  display: block;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--mv-obsidian);
  margin-bottom: 0.45rem;
}

.mv-input,
.mv-select,
.mv-textarea {
  width: 100%;
  padding: 0.75rem 0.95rem;
  border: 1px solid var(--mv-line);
  border-radius: var(--mv-radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  background-color: var(--mv-parchment);
  color: var(--mv-ink);
}

.mv-input:focus,
.mv-select:focus,
.mv-textarea:focus {
  outline: none;
  border-color: var(--mv-oak-warm);
  background-color: var(--mv-white);
}

.mv-results-box {
  background-color: var(--mv-espresso);
  color: var(--mv-white);
  padding: 2rem;
  border-radius: var(--mv-radius-md);
}

.mv-results-box h3 {
  color: #f4ebe1;
  margin-bottom: 1.25rem;
}

.mv-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.15rem;
}

.mv-stat-tile {
  background-color: rgba(255, 255, 255, 0.07);
  padding: 1rem;
  border-radius: var(--mv-radius-sm);
}

.mv-stat-tile small {
  display: block;
  font-size: 0.75rem;
  color: #cbbba8;
  margin-bottom: 0.25rem;
}

.mv-stat-tile strong {
  font-size: 1.3rem;
  color: #ffffff;
  font-family: var(--mv-serif);
}

/* Accordion FAQ */
.mv-accordion-stack {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.mv-faq-node {
  background-color: var(--mv-white);
  border: 1px solid var(--mv-line);
  border-radius: var(--mv-radius-sm);
  overflow: hidden;
}

.mv-faq-toggle {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.15rem 1.4rem;
  font-weight: 600;
  font-size: 1rem;
  color: var(--mv-obsidian);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.mv-faq-body {
  display: none;
  padding: 0 1.4rem 1.25rem;
  color: var(--mv-slate);
  font-size: 0.95rem;
}

.mv-faq-node.mv-expanded .mv-faq-body {
  display: block;
}

/* Filter Pills for Solutions */
.mv-filter-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 2rem;
}

.mv-filter-chip {
  background-color: var(--mv-white);
  border: 1px solid var(--mv-line);
  padding: 0.5rem 1.1rem;
  border-radius: 30px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--mv-slate);
}

.mv-filter-chip.mv-chip-on {
  background-color: var(--mv-espresso);
  color: var(--mv-white);
  border-color: var(--mv-espresso);
}

/* Form Feedback Alert */
.mv-form-status {
  margin-top: 1rem;
  padding: 0.95rem 1.15rem;
  border-radius: var(--mv-radius-sm);
  font-size: 0.9rem;
  display: none;
}

.mv-form-status.mv-status-ok {
  display: block;
  background-color: rgba(38, 99, 71, 0.12);
  border: 1px solid var(--mv-emerald);
  color: var(--mv-emerald);
}

.mv-form-status.mv-status-err {
  display: block;
  background-color: rgba(158, 42, 43, 0.12);
  border: 1px solid var(--mv-crimson);
  color: var(--mv-crimson);
}

/* Footer */
.mv-footer {
  background-color: var(--mv-obsidian);
  color: #d6ccc2;
  padding: 4rem 0 2rem;
  margin-top: 3rem;
}

.mv-footer-columns {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: 2.25rem;
  padding-bottom: 2.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mv-footer h4 {
  color: var(--mv-white);
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

.mv-footer-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.mv-footer-list a {
  color: #c7b9ab;
  font-size: 0.9rem;
}

.mv-footer-list a:hover {
  color: var(--mv-white);
}

.mv-footer-meta {
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.825rem;
  color: #9e9083;
}

/* Cookie Consent Bar */
.mv-cookie-dock {
  position: fixed;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  max-width: 980px;
  margin: 0 auto;
  background-color: var(--mv-obsidian);
  color: #ece4db;
  padding: 1.25rem 1.65rem;
  border-radius: var(--mv-radius-md);
  box-shadow: var(--mv-shadow-float);
  border: 1px solid rgba(181, 131, 90, 0.35);
  z-index: 1100;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.mv-cookie-dock.mv-cookie-show {
  display: flex;
}

.mv-cookie-actions {
  display: flex;
  gap: 0.65rem;
  flex-shrink: 0;
}

/* Table for Cookie & Data Policies */
.mv-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.mv-table th,
.mv-table td {
  border: 1px solid var(--mv-line);
  padding: 0.85rem 1rem;
  text-align: left;
}

.mv-table th {
  background-color: var(--mv-sand);
  color: var(--mv-obsidian);
  font-weight: 700;
}

@media (max-width: 940px) {
  .mv-showcase-layout,
  .mv-estimator-grid,
  .mv-cols-3,
  .mv-cols-2,
  .mv-footer-columns {
    grid-template-columns: 1fr;
  }
  .mv-nav-bar {
    display: none;
  }
  .mv-burger-trigger {
    display: inline-block;
  }
  .mv-cookie-dock {
    flex-direction: column;
    align-items: flex-start;
  }
}