/*
Theme Name: ExcelRope Industrial
Theme URI: https://excelrope.com
Description: Industrial rope manufacturing landing page adhering to the Precision Industrial Design System.
Version: 1.0.1
Author: ZeroY Studio
*/

/* Reset & Global Box Sizing */
*, *::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-family-base);
  color: var(--color-ink);
  background-color: var(--color-background);
  line-height: 1.6;
  font-size: 1rem;
}

/* Typography Standards */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-base);
  color: var(--color-ink);
  font-weight: 600;
  line-height: 1.25;
  text-align: left;
}

p {
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-2);
}

a {
  color: var(--color-brand);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

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

.text-accent {
  color: var(--color-accent) !important;
}

/* Layout Container */
.content-container {
  width: 100%;
  max-width: var(--content-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-3);
  padding-right: var(--space-3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family-base);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 12px 24px;
  border-radius: var(--radius-small);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background-color: var(--color-brand-dark);
  border-color: var(--color-brand-dark);
  color: #ffffff;
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--color-brand);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
}

.btn-accent {
  background-color: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}

.btn-accent:hover {
  background-color: #aa3d13;
  border-color: #aa3d13;
  color: #ffffff;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  z-index: 100;
}

.header-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--space-2) var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-mark {
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: 24px;
}

.logo-mark-fiber {
  display: block;
  height: 4px;
  background-color: var(--color-brand);
  border-radius: 1px;
}

.logo-mark-fiber:nth-child(2) {
  background-color: var(--color-accent);
  width: 75%;
}

.logo-mark-fiber:nth-child(3) {
  background-color: var(--color-brand);
  width: 90%;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-ink);
  line-height: 1.1;
}

.brand-sub {
  font-size: 0.625rem;
  font-family: var(--font-family-mono);
  letter-spacing: 0.12em;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.site-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
  min-width: 0;
}

.site-nav .nav-list {
  display: flex;
  flex-wrap: nowrap;
  list-style: none;
  gap: 20px;
}

.nav-link {
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-brand);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-iso-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-family-mono);
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
  background-color: var(--color-surface-muted);
  padding: 4px 10px;
  border-radius: var(--radius-small);
  border: 1px solid var(--color-border);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-success);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.section-hero {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-background);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: center;
}

.spec-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: var(--space-2);
}

.kicker-badge {
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  background-color: var(--color-brand);
  color: #ffffff;
  padding: 3px 8px;
  border-radius: var(--radius-small);
}

.kicker-line {
  height: 1px;
  flex: 1;
  max-width: 60px;
  background-color: var(--color-border);
}

.kicker-code {
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.hero-title {
  font-size: 2.75rem;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin-bottom: var(--space-3);
}

.hero-title-sub {
  color: var(--color-text-secondary);
  font-size: 1.875rem;
  font-weight: 400;
  display: block;
  margin-top: 6px;
}

.hero-intro {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  max-width: 560px;
  margin-bottom: var(--space-4);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.hero-metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-value {
  font-family: var(--font-family-mono);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-ink);
}

.metric-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-top: 2px;
}

/* Blueprint Media Card */
.blueprint-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(18, 48, 68, 0.04);
}

.blueprint-header {
  padding: 10px 16px;
  background-color: var(--color-surface-muted);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
}

.blueprint-code {
  font-weight: 600;
  color: var(--color-ink);
}

.blueprint-status {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--color-success);
  font-weight: 500;
}

.status-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-success);
}

.blueprint-media {
  position: relative;
  height: 340px;
  background-color: #0d1e2b;
  overflow: hidden;
}

.blueprint-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.95;
}

.tech-overlay-tag {
  position: absolute;
  background: rgba(18, 48, 68, 0.9);
  color: #ffffff;
  padding: 6px 12px;
  border-radius: var(--radius-small);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  flex-direction: column;
}

.tech-overlay-tag.top-left {
  top: 16px;
  left: 16px;
}

.tech-overlay-tag.bottom-right {
  bottom: 16px;
  right: 16px;
}

.tech-overlay-tag .tag-label {
  font-family: var(--font-family-mono);
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  font-weight: 600;
}

.tech-overlay-tag .tag-val {
  font-size: 0.8125rem;
  font-weight: 500;
}

.blueprint-footer {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 14px 16px;
  border-top: 1px solid var(--color-border);
  background-color: #ffffff;
}

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

.spec-col-label {
  font-family: var(--font-family-mono);
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
}

.spec-col-val {
  font-family: var(--font-family-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-top: 2px;
}

/* ==========================================================================
   Section Headers Standard
   ========================================================================== */
.section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--space-5);
  gap: var(--space-4);
}

.section-eyebrow {
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  font-weight: 600;
  color: var(--color-brand);
  margin-bottom: 6px;
  display: block;
}

.section-title {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

.section-header-desc {
  max-width: 480px;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

/* ==========================================================================
   Capabilities Section
   ========================================================================== */
.section-capabilities {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.capability-card {
  padding: var(--space-4);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
}

.capability-num {
  font-family: var(--font-family-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.capability-heading {
  font-size: 1.1875rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.capability-text {
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: var(--space-3);
}

.capability-specs {
  list-style: none;
  font-size: 0.8125rem;
  color: var(--color-ink);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2);
}

.capability-specs li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 6px;
}

.capability-specs li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-brand);
}

/* ==========================================================================
   Product Grid Section
   ========================================================================== */
.section-products {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
}

.legend-strip {
  display: flex;
  gap: var(--space-3);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-color {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.legend-safety { background-color: var(--color-cat-safety); }
.legend-marine { background-color: var(--color-cat-marine); }
.legend-utility { background-color: var(--color-cat-utility); }
.legend-natural { background-color: var(--color-cat-natural); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.product-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.product-card:hover {
  border-color: var(--color-brand);
  transform: translateY(-2px);
}

.card-media {
  position: relative;
  height: 220px;
  background-color: var(--color-surface-muted);
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-fast);
}

.product-card:hover .card-img {
  transform: scale(1.02);
}

.cat-pill {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 3px 8px;
  border-radius: 2px;
  font-family: var(--font-family-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  color: #ffffff;
  z-index: 2;
}

.cat-safety { background-color: var(--color-cat-safety); }
.cat-marine { background-color: var(--color-cat-marine); }
.cat-utility { background-color: var(--color-cat-utility); }
.cat-natural { background-color: var(--color-cat-natural); }

.card-body {
  padding: var(--space-3);
  flex: 1;
}

.card-code {
  font-family: var(--font-family-mono);
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.card-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.card-summary {
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.card-spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.75rem;
  border-top: 1px solid var(--color-border);
}

.card-spec-table td {
  padding: 6px 0;
  border-bottom: 1px solid var(--color-surface-muted);
}

.card-spec-table td:first-child {
  color: var(--color-text-secondary);
  width: 45%;
}

.card-spec-table td:last-child {
  color: var(--color-ink);
  font-weight: 500;
  text-align: right;
}

.card-footer {
  padding: 12px var(--space-3);
  background-color: var(--color-surface-muted);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.batch-tag {
  font-family: var(--font-family-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-brand);
}

.link-action {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-brand);
}

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

/* ==========================================================================
   Engineering & Cross-Section Section
   ========================================================================== */
.section-engineering {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.engineering-layout {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-5);
}

.tech-diagram-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  background-color: var(--color-background);
  padding: var(--space-4);
}

.diagram-meta-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 12px;
  margin-bottom: var(--space-4);
}

.meta-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-brand);
}

.meta-tag {
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
}

.diagram-interactive-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--space-3) 0;
}

.cross-section-svg {
  display: block;
  max-width: 100%;
  height: auto;
}

.diagram-table-wrap {
  margin-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3);
}

.engineering-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.engineering-table th {
  text-align: left;
  padding: 8px 10px;
  background-color: var(--color-surface-muted);
  color: var(--color-ink);
  font-weight: 600;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.75rem;
}

.engineering-table td {
  padding: 10px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.engineering-table td:first-child {
  font-weight: 500;
  color: var(--color-ink);
}

/* Sidebar Fiber Performance */
.tech-sidebar {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  background-color: #ffffff;
  padding: var(--space-4);
}

.sidebar-heading {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.sidebar-note {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.fiber-comp-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.fiber-item {
  border-bottom: 1px solid var(--color-surface-muted);
  padding-bottom: var(--space-2);
}

.fiber-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.fiber-bar {
  height: 6px;
  background-color: var(--color-surface-muted);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 6px;
}

.fiber-fill {
  height: 100%;
  background-color: var(--color-brand);
}

.fiber-detail {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.cert-alert-box {
  background-color: var(--color-surface-muted);
  border-left: 3px solid var(--color-brand);
  padding: 12px 16px;
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
}

.cert-alert-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-brand);
  margin-bottom: 4px;
}

.cert-alert-body {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 0;
}

/* ==========================================================================
   OEM & Packaging Section
   ========================================================================== */
.section-oem {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
}

.oem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.oem-tile {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  overflow: hidden;
}

.oem-img-wrap {
  height: 200px;
  background-color: var(--color-surface-muted);
}

.oem-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.oem-info {
  padding: var(--space-4);
}

.oem-tag {
  font-family: var(--font-family-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 4px;
}

.oem-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.oem-text {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.oem-meta-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2);
  font-family: var(--font-family-mono);
  font-size: 0.6875rem;
  color: var(--color-brand);
}

/* ==========================================================================
   Testing Lab & Quality Assurance Section
   ========================================================================== */
.section-testing {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.testing-split-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: var(--space-5);
  align-items: center;
}

.test-panel-image {
  position: relative;
  border-radius: var(--radius-small);
  overflow: hidden;
  border: 1px solid var(--color-border);
  height: 420px;
}

.test-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.test-badge-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(11, 34, 49, 0.95), rgba(11, 34, 49, 0.4));
  padding: var(--space-3) var(--space-4);
  color: #ffffff;
}

.overlay-stat {
  font-family: var(--font-family-mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: #ffffff;
}

.overlay-desc {
  font-size: 0.8125rem;
  color: var(--color-border);
}

.test-records-heading {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.test-records-intro {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.test-step-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.test-step-item {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  background-color: var(--color-background);
}

.test-step-icon {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-brand);
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-small);
  flex-shrink: 0;
}

.test-step-title {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 2px;
  color: var(--color-ink);
}

.test-step-desc {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: 0;
  line-height: 1.5;
}

/* ==========================================================================
   RFQ Form Section
   ========================================================================== */
.section-rfq {
  padding-top: var(--space-7);
  padding-bottom: var(--space-7);
  background-color: var(--color-surface-muted);
}

.rfq-wrapper {
  max-width: 860px;
  margin: 0 auto;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  padding: var(--space-5);
  box-shadow: 0 4px 16px rgba(18, 48, 68, 0.05);
}

.rfq-header-block {
  margin-bottom: var(--space-4);
  text-align: left;
}

.rfq-eyebrow {
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  font-weight: 600;
  color: var(--color-accent);
  display: block;
  margin-bottom: 4px;
}

.rfq-title {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.rfq-desc {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

.rfq-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.form-row {
  display: grid;
  gap: var(--space-3);
}

.form-row-2 {
  grid-template-columns: 1fr 1fr;
}

.form-row-3 {
  grid-template-columns: 1.5fr 1fr 1.2fr;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-ink);
}

.form-label .required {
  color: var(--color-accent);
}

.form-input,
.form-select,
.form-textarea {
  font-family: var(--font-family-base);
  font-size: 0.875rem;
  color: var(--color-ink);
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  padding: 10px 14px;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-brand);
}

.form-textarea {
  resize: vertical;
}

.form-bottom-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-2);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  gap: var(--space-3);
}

.form-assurance {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.assurance-icon {
  color: var(--color-success);
  font-weight: 700;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-surface-dark);
  color: #a4b3bc;
  padding-top: var(--space-6);
  padding-bottom: var(--space-4);
  font-size: 0.875rem;
}

.footer-container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding-left: var(--space-3);
  padding-right: var(--space-3);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

.footer-logo .brand-name {
  color: #ffffff;
}

.footer-logo .brand-sub {
  color: #7b93a0;
}

.footer-logo .logo-mark-fiber {
  background-color: #ffffff;
}

.footer-logo .logo-mark-fiber:nth-child(2) {
  background-color: var(--color-accent);
}

.footer-description {
  margin-top: var(--space-3);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: #8c9fa9;
  max-width: 360px;
}

.footer-compliance-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: var(--space-3);
}

.compliance-tag {
  font-family: var(--font-family-mono);
  font-size: 0.6875rem;
  color: #9cb1bd;
  background-color: rgba(255, 255, 255, 0.08);
  padding: 3px 8px;
  border-radius: var(--radius-small);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-heading {
  font-size: 0.875rem;
  color: #ffffff;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #8c9fa9;
  font-size: 0.8125rem;
  transition: color var(--transition-fast);
}

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

.footer-contact-item {
  font-size: 0.8125rem;
  margin-bottom: 8px;
  color: #8c9fa9;
}

.footer-contact-item strong {
  color: #d1dde3;
}

.footer-bottom {
  border-top: 1px solid var(--color-border-dark);
  padding-top: var(--space-3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: #6a808c;
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-3);
  font-family: var(--font-family-mono);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .capability-grid {
    grid-template-columns: 1fr;
  }
  .engineering-layout {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    gap: 12px;
  }
  .site-nav {
    display: none;
  }
  .hero-title {
    font-size: 2rem;
  }
  .hero-title-sub {
    font-size: 1.375rem;
  }
  .hero-metric-strip {
    grid-template-columns: 1fr 1fr;
  }
  .product-grid {
    grid-template-columns: 1fr;
  }
  .oem-grid {
    grid-template-columns: 1fr;
  }
  .testing-split-grid {
    grid-template-columns: 1fr;
  }
  .test-panel-image {
    height: 260px;
  }
  .form-row-2, .form-row-3 {
    grid-template-columns: 1fr;
  }
  .form-bottom-row {
    flex-direction: column;
    align-items: stretch;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

/* ==========================================================================
   About Page Custom Industrial Styles
   ========================================================================== */

/* Gray Technical Placeholder Blocks */
.image-placeholder-block {
  position: relative;
  background-color: #E2E8EC;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: #486581;
}

.image-placeholder-block.large-view {
  height: 380px;
}

.image-placeholder-block.medium-view {
  height: 220px;
}

.image-placeholder-block.lab-view {
  height: 320px;
  border-radius: var(--radius-small);
}

.ph-schematic-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(18, 48, 68, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 48, 68, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.ph-meta-tag {
  position: absolute;
  background: rgba(18, 48, 68, 0.88);
  color: #ffffff;
  padding: 6px 12px;
  border-radius: var(--radius-small);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  flex-direction: column;
  z-index: 2;
}

.ph-meta-tag.top-left {
  top: 14px;
  left: 14px;
}

.ph-meta-tag.bottom-right {
  bottom: 14px;
  right: 14px;
}

.ph-meta-tag.bottom-left {
  bottom: 14px;
  left: 14px;
}

.ph-tag-title {
  font-family: var(--font-family-mono);
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  font-weight: 600;
}

.ph-tag-val {
  font-size: 0.75rem;
  font-weight: 500;
}

.ph-center-badge {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 16px 24px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  box-shadow: 0 4px 12px rgba(18, 48, 68, 0.06);
  max-width: 85%;
  text-align: center;
}

.ph-center-badge svg {
  color: var(--color-brand);
}

.ph-badge-text {
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-ink);
  letter-spacing: 0.04em;
}

/* Industrial Frame on Hero */
.industrial-frame {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(18, 48, 68, 0.05);
}

.frame-header {
  padding: 10px 16px;
  background-color: var(--color-surface-muted);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
}

.frame-code {
  font-weight: 600;
  color: var(--color-ink);
}

.frame-status {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--color-success);
  font-weight: 600;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-success);
}

.frame-footer {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 14px 18px;
  border-top: 1px solid var(--color-border);
  background-color: #ffffff;
  gap: var(--space-2);
}

.frame-stat {
  display: flex;
  flex-direction: column;
}

.stat-lbl {
  font-family: var(--font-family-mono);
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
}

.stat-val {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-top: 2px;
}

/* Section: About Hero */
.section-about-hero {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-background);
}

.about-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-5);
  align-items: center;
}

.about-hero-title {
  font-size: 2.5rem;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin-bottom: var(--space-3);
}

.about-hero-subtitle {
  color: var(--color-text-secondary);
  font-size: 1.75rem;
  font-weight: 400;
  display: block;
  margin-top: 6px;
}

.about-hero-lead {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.68;
  margin-bottom: var(--space-4);
  max-width: 620px;
}

.about-hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.hero-stat-card {
  padding: 12px 16px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
}

.hero-stat-num {
  font-size: 1.625rem;
  font-weight: 600;
  color: var(--color-brand);
  display: block;
}

.stat-unit {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  margin-left: 4px;
}

.hero-stat-desc {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  display: block;
  margin-top: 2px;
}

/* Section: Positioning (80% / 10% / 10%) */
.section-about-positioning {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.positioning-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.positioning-card {
  padding: var(--space-4);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  display: flex;
  flex-direction: column;
}

.positioning-badge {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
  display: inline-block;
  letter-spacing: 0.05em;
}

.positioning-title {
  font-size: 1.1875rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--color-ink);
}

.positioning-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: var(--space-3);
  color: var(--color-text-secondary);
}

.positioning-points {
  list-style: none;
  font-size: 0.75rem;
  color: var(--color-ink);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2);
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Section: Infrastructure & Workshops */
.section-about-infrastructure {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
}

.workshop-visual-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.workshop-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  overflow: hidden;
}

.workshop-info {
  padding: var(--space-3);
}

.ws-tag {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 4px;
  display: block;
}

.ws-title {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-ink);
}

.ws-desc {
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

.infrastructure-table-wrap {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  overflow: hidden;
}

.table-legend {
  padding: 10px 16px;
  background-color: var(--color-surface-muted);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
}

.legend-badge {
  font-weight: 600;
  color: var(--color-brand);
}

.legend-status {
  color: var(--color-text-secondary);
}

.industrial-spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.industrial-spec-table th,
.industrial-spec-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.industrial-spec-table th {
  background-color: #fafbfc;
  font-weight: 600;
  color: var(--color-ink);
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
}

.industrial-spec-table tr:last-child td {
  border-bottom: none;
}

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

/* Section: OEM Contract Rules */
.section-about-oem {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.oem-rules-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.oem-rule-card {
  padding: var(--space-4);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  display: flex;
  flex-direction: column;
}

.oem-rule-card.highlighted {
  border-left: 4px solid var(--color-accent);
}

.rule-icon {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.rule-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--color-ink);
}

.rule-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.rule-note {
  font-size: 0.6875rem;
  background-color: #ffffff;
  border: 1px dashed var(--color-border);
  padding: 10px 12px;
  border-radius: var(--radius-small);
  color: var(--color-brand);
  margin-top: auto;
}

.rule-checklist {
  list-style: none;
  font-size: 0.75rem;
  color: var(--color-ink);
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2);
  margin-top: auto;
}

/* Section: Quality & Lab */
.section-about-quality {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
}

.quality-split-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-5);
}

.lab-instrument-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.instrument-item {
  display: flex;
  gap: 12px;
  background: #ffffff;
  padding: 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
}

.inst-num {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  line-height: 1;
}

.instrument-item strong {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-ink);
  margin-bottom: 4px;
}

.instrument-item p {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 0;
}

.cert-formal-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  margin-bottom: var(--space-4);
  overflow: hidden;
}

.cert-formal-header {
  padding: 10px 16px;
  background-color: var(--color-surface-muted);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
}

.cert-hdr-title {
  font-weight: 600;
  color: var(--color-ink);
}

.cert-status-active {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--color-success);
  font-weight: 600;
}

.cert-formal-body {
  padding: var(--space-4);
}

.cert-title {
  font-size: 1.1875rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.cert-explanation {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-3);
}

.cert-audit-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2);
}

.audit-lbl {
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
  display: block;
}

.audit-val {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-ink);
  display: block;
  margin-top: 2px;
}

.compliance-note-box {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-brand);
  border-radius: var(--radius-small);
  padding: var(--space-4);
}

.note-box-header {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-brand);
  margin-bottom: 10px;
  font-size: 0.8125rem;
}

.note-box-body p {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.note-box-body ul {
  list-style: none;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.note-box-body li strong {
  color: var(--color-ink);
}

/* Section: Fulfillment Workflow (6 Steps) */
.section-about-workflow {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.workflow-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.step-card {
  padding: var(--space-4);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  position: relative;
}

.step-number {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-brand);
  margin-bottom: 8px;
  display: block;
}

.step-title {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-ink);
}

.step-desc {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

/* Section: Global Banner */
.section-about-global {
  padding-top: var(--space-6);
  padding-bottom: var(--space-7);
  background-color: var(--color-background);
}

.global-banner {
  background-color: var(--color-brand);
  border-radius: var(--radius-medium);
  padding: var(--space-5) var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-5);
  color: #ffffff;
}

.global-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.global-title {
  font-size: 2rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 10px;
}

.global-desc {
  font-size: 0.9375rem;
  color: #cad8e0;
  max-width: 600px;
  line-height: 1.6;
  margin-bottom: var(--space-3);
}

.global-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: 0.75rem;
  color: #9cb4c2;
}

.global-action {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
}

/* Responsive adjustments for About Page */
@media (max-width: 1024px) {
  .about-hero-grid {
    grid-template-columns: 1fr;
  }
  .positioning-grid,
  .workshop-visual-grid,
  .oem-rules-grid,
  .workflow-steps-grid {
    grid-template-columns: 1fr 1fr;
  }
  .quality-split-grid {
    grid-template-columns: 1fr;
  }
  .global-banner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 768px) {
  .about-hero-title {
    font-size: 2rem;
  }
  .about-hero-subtitle {
    font-size: 1.375rem;
  }
  .positioning-grid,
  .workshop-visual-grid,
  .oem-rules-grid,
  .workflow-steps-grid {
    grid-template-columns: 1fr;
  }
  .lab-instrument-list {
    grid-template-columns: 1fr;
  }
  .industrial-spec-table th,
  .industrial-spec-table td {
    padding: 10px 12px;
    font-size: 0.75rem;
  }
  .image-placeholder-block.large-view {
    height: 260px;
  }
}

/* Default Single Page & Article Layout */
.default-page-layout {
  padding-top: var(--space-6);
  padding-bottom: var(--space-7);
  background-color: var(--color-background);
  min-height: 60vh;
}

.single-page-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  padding: var(--space-5) var(--space-6);
  box-shadow: 0 4px 16px rgba(18, 48, 68, 0.04);
}

.single-page-card .page-header {
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-surface-muted);
  margin-bottom: var(--space-4);
}

.single-page-card .page-title {
  font-size: 2.25rem;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin-top: var(--space-2);
}

.content-entry {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-ink);
}

.content-entry p {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
}

.content-entry .test-hero-box {
  background: linear-gradient(135deg, var(--color-surface-muted) 0%, #ffffff 100%);
  border: 1px dashed var(--color-brand);
  border-radius: var(--radius-small);
  padding: var(--space-5);
  margin-top: var(--space-3);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--space-2);
}

.content-entry .test-badge {
  font-family: var(--font-family-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  text-transform: uppercase;
}

.content-entry .test-highlight-text {
  font-family: var(--font-family-mono);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--color-brand);
  letter-spacing: 0.1em;
  line-height: 1;
  margin: var(--space-2) 0;
}

.content-entry .test-meta {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-family: var(--font-family-mono);
}

@media (max-width: 768px) {
  .single-page-card {
    padding: var(--space-4);
  }
  .single-page-card .page-title {
    font-size: 1.75rem;
  }
  .content-entry .test-highlight-text {
    font-size: 2.5rem;
  }
}


/* ==========================================================================
   Contact Page
   ========================================================================== */
.password-guard {
  padding-top: var(--space-6);
  padding-bottom: var(--space-7);
}

.section-contact-hero {
  padding-top: var(--space-6);
  padding-bottom: var(--space-5);
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
}

.contact-hero-title {
  font-size: 2.5rem;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin-top: var(--space-2);
  margin-bottom: var(--space-2);
}

.contact-hero-lead {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  max-width: 720px;
  margin-bottom: 0;
}

.section-contact-body {
  padding-top: var(--space-5);
  padding-bottom: var(--space-7);
  background-color: var(--color-surface-muted);
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-5);
  align-items: start;
}

.contact-col-heading {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-3);
}

.contact-info-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-brand);
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
  padding: var(--space-3);
  margin-bottom: var(--space-2);
}

.contact-info-label {
  font-family: var(--font-family-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.contact-info-value {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.45;
}

a.contact-info-value:hover {
  color: var(--color-brand-dark);
  text-decoration: underline;
}

.contact-info-note {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
}

.contact-form-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  padding: var(--space-5);
  box-shadow: 0 4px 16px rgba(18, 48, 68, 0.05);
}

.contact-form-title {
  font-size: 1.625rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-1);
}

.contact-form-desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

/* ==========================================================================
   Thank You Page
   ========================================================================== */
.section-thankyou {
  padding-top: var(--space-7);
  padding-bottom: var(--space-7);
  background-color: var(--color-surface-muted);
  min-height: 60vh;
}

.thankyou-card {
  max-width: 900px;
  margin: 0 auto;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  padding: var(--space-6);
  text-align: center;
  box-shadow: 0 4px 16px rgba(18, 48, 68, 0.05);
}

.thankyou-badge {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: rgba(53, 114, 90, 0.1);
  border: 1px solid rgba(53, 114, 90, 0.3);
  color: var(--color-success);
}

.thankyou-eyebrow {
  display: block;
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

.thankyou-title {
  font-size: 2.25rem;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.thankyou-lead {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  max-width: 660px;
  margin: 0 auto var(--space-5);
}

.thankyou-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  text-align: left;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.thankyou-step {
  padding: var(--space-3);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
}

.step-index {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.thankyou-step-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.thankyou-step-desc {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

.thankyou-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2) var(--space-4);
  margin-top: var(--space-4);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.thankyou-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

@media (max-width: 1024px) {
  .contact-layout,
  .thankyou-steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .contact-hero-title {
    font-size: 1.875rem;
  }
  .contact-form-card,
  .thankyou-card {
    padding: var(--space-4);
  }
  .contact-form .form-row-2 {
    grid-template-columns: 1fr;
  }
  .contact-form .form-bottom-row {
    flex-direction: column;
    align-items: stretch;
  }
  .thankyou-title {
    font-size: 1.75rem;
  }
}

/* ==========================================================================
   Header navigation density
   Six navigation items must stay on one line on wide screens; the decorative
   ISO badge is dropped first, then the navigation moves to its own row.
   ========================================================================== */
@media (max-width: 1200px) {
  .header-iso-badge {
    display: none;
  }
}

@media (max-width: 1000px) {
  .header-inner {
    flex-wrap: wrap;
  }
  .site-nav {
    order: 3;
    flex: 1 0 100%;
    justify-content: flex-start;
    padding-top: var(--space-1);
  }
  .site-nav .nav-list {
    flex-wrap: wrap;
    gap: var(--space-1) var(--space-3);
  }
}

/* ==========================================================================
   Contact form: spam honeypot and validation notice
   ========================================================================== */
.contact-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.contact-notice {
  background-color: #FDF3EF;
  border: 1px solid #E7B9A5;
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
  color: #7A3417;
  font-size: 0.875rem;
  line-height: 1.55;
  padding: 10px 14px;
  margin-bottom: var(--space-3);
}