/* ========================================
   HEADER / NAVIGATION
   ======================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all var(--transition-fast);
}

.site-header.scrolled {
  background: rgba(244, 241, 235, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--color-border);
}

@media (max-width: 768px) {
  .site-header { padding: 0 24px; }
}

/* Logo — SVG compass mark + text */
.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.footer-logo-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  filter: invert(1) brightness(2);
  opacity: 0.7;
}

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

.logo-text__primary {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 3px;
  line-height: 1;
  color: var(--color-text);
}

.logo-text__secondary {
  font-size: 9px;
  letter-spacing: 3.5px;
  color: #666;
  line-height: 1;
  margin-top: 2px;
}

/* Desktop nav */
.main-nav { display: none; }

.main-nav ul {
  display: flex;
  gap: 36px;
}

.main-nav a {
  font-size: var(--text-xs);
  letter-spacing: 3px;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
  text-transform: uppercase;
}

.main-nav a:hover {
  color: var(--color-accent);
}

.main-nav a.active {
  color: var(--color-text);
}

@media (min-width: 1024px) {
  .main-nav { display: block; }
}

/* Mobile toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  height: 24px;
  justify-content: center;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--color-text);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.menu-toggle.is-active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.is-active span:nth-child(2) { opacity: 0; }
.menu-toggle.is-active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

@media (min-width: 1024px) {
  .menu-toggle { display: none; }
}

/* Mobile nav */
.mobile-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.mobile-nav.is-open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav a {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: var(--text-3xl);
  color: var(--color-text);
  letter-spacing: 4px;
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--color-accent);
}

@media (min-width: 1024px) {
  .mobile-nav { display: none; }
}


/* ========================================
   BUTTONS
   ======================================== */

.btn {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 16px 40px;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  border: none;
}

.btn--primary {
  background: var(--color-bg-dark);
  color: var(--color-bg);
}

.btn--primary:hover {
  background: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(196,113,59,0.25);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-text);
}

.btn--ghost:hover {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn--ghost-light {
  background: transparent;
  color: var(--color-bg);
  border: 1.5px solid #888;
}

.btn--ghost-light:hover {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-white);
}


/* ========================================
   HERO
   ======================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 0 48px;
  position: relative;
  overflow: hidden;
}

/* Large ghost background text */
.hero__ghost-text {
  position: absolute;
  bottom: -20px;
  right: -20px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(120px, 18vw, 240px);
  font-weight: 700;
  color: rgba(44, 44, 40, 0.03);
  line-height: 0.85;
  letter-spacing: -4px;
  pointer-events: none;
  text-align: right;
}

/* Coordinate marks */
.hero__coords {
  position: absolute;
  top: 120px;
  right: 48px;
  text-align: right;
  opacity: 0.2;
}

.hero__coords span {
  display: block;
  font-size: var(--text-xs);
  letter-spacing: 2px;
  color: #777;
}

.hero__coords span:last-child {
  font-size: 9px;
  letter-spacing: 2px;
  color: #888;
  margin-top: 4px;
}

.hero__content {
  max-width: 680px;
  position: relative;
  z-index: 2;
}

.hero__title {
  letter-spacing: -1px;
  margin-bottom: 28px;
  line-height: 1.05;
}

.hero__title em {
  font-family: 'Barlow', sans-serif;
  font-style: italic;
  font-weight: 400;
  color: var(--color-accent);
}

.hero__body {
  max-width: 460px;
  margin-bottom: 40px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

@media (max-width: 768px) {
  .hero { padding: 0 24px; }
  .hero__ghost-text { display: none; }
  .hero__coords { display: none; }
}


/* ========================================
   STAT BAR
   ======================================== */

.stat-bar {
  padding: 32px 48px;
  background: var(--color-bg-dark);
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 40px;
}

.stat-bar__item {
  text-align: center;
}

.stat-bar__value {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 28px;
  font-weight: 500;
  color: var(--color-bg);
  letter-spacing: 1px;
}

.stat-bar__label {
  font-size: 10px;
  letter-spacing: 3px;
  color: #999;
  margin-top: 4px;
}

.stat-bar__value {
  color: var(--color-bg);
}

.stat-bar__item:hover .stat-bar__value {
  color: var(--color-accent-hover);
}

@media (min-width: 768px) {
  .stat-bar { gap: 80px; }
}

@media (max-width: 768px) {
  .stat-bar { padding: 24px; gap: 24px; }
  .stat-bar__value { font-size: 20px; }
}


/* ========================================
   IMAGE PLACEHOLDERS — blueprint style
   ======================================== */

.img-placeholder {
  background: var(--color-bg-alt);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}

.img-placeholder--tall { min-height: 480px; }

.img-placeholder__label {
  font-size: var(--text-xs);
  letter-spacing: 2px;
  color: var(--color-text-muted);
  text-align: center;
  padding: var(--space-sm);
  text-transform: uppercase;
}

/* Corner brackets */
.img-placeholder .corner {
  position: absolute;
  width: 24px;
  height: 24px;
}

.img-placeholder .corner--tl { top: 16px; left: 16px; border-top: 2px solid var(--color-border); border-left: 2px solid var(--color-border); }
.img-placeholder .corner--tr { top: 16px; right: 16px; border-top: 2px solid var(--color-border); border-right: 2px solid var(--color-border); }
.img-placeholder .corner--bl { bottom: 16px; left: 16px; border-bottom: 2px solid var(--color-border); border-left: 2px solid var(--color-border); }
.img-placeholder .corner--br { bottom: 16px; right: 16px; border-bottom: 2px solid var(--color-border); border-right: 2px solid var(--color-border); }

/* Datum target / crosshair */
.datum-target {
  width: 80px;
  height: 80px;
  border: 2px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.datum-target::before,
.datum-target::after {
  content: '';
  position: absolute;
  background: var(--color-border);
}

.datum-target::before {
  width: calc(100% + 20px);
  height: 1px;
  top: 50%;
  left: -10px;
}

.datum-target::after {
  width: 1px;
  height: calc(100% + 20px);
  left: 50%;
  top: -10px;
}


/* ========================================
   EQUIPMENT CARDS
   ======================================== */

.equip-card {
  padding: 28px;
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.5);
  transition: all var(--transition-base);
}

.equip-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(196,113,59,0.08);
  background: var(--color-white);
}

.equip-card__name {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.equip-card__type {
  font-size: var(--text-xs);
  letter-spacing: 2px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.equip-card__spec {
  font-size: 11px;
  color: #666;
}


/* ========================================
   DATA TABLE — materials
   ======================================== */

.data-table {
  width: 100%;
  border-top: 2px solid var(--color-text);
}

.data-table__row {
  display: grid;
  grid-template-columns: 100px 180px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: center;
}

.data-table__grade {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 1px;
}

.data-table__name {
  font-size: 13px;
  color: #555;
}

.data-table__use {
  font-size: 11px;
  color: var(--color-text-muted);
  text-align: right;
}

@media (max-width: 768px) {
  .data-table__row {
    grid-template-columns: 80px 1fr;
    gap: 12px;
  }
  .data-table__use { display: none; }
}


/* ========================================
   BRAND TABS
   ======================================== */

.brand-tabs {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
  border: 1px solid var(--color-border);
}

.brand-tabs__list {
  border-right: 1px solid var(--color-border);
}

.brand-tab {
  padding: 20px 24px;
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: all var(--transition-base);
  background: transparent;
}

.brand-tab + .brand-tab {
  border-top: 1px solid var(--color-border);
}

.brand-tab:hover {
  background: rgba(44,44,40,0.03);
}

.brand-tab.active {
  background: rgba(44,44,40,0.04);
  border-left-color: var(--color-accent);
}

.brand-tab__category {
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--color-text-faint);
  margin-bottom: 6px;
  transition: color var(--transition-fast);
  text-transform: uppercase;
}

.brand-tab.active .brand-tab__category {
  color: var(--color-accent);
}

.brand-tab__name {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.brand-tab.active .brand-tab__name {
  color: var(--color-text);
}

.brand-tabs__detail {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: rgba(255,255,255,0.4);
}

.brand-tabs__detail .btn {
  align-self: flex-start;
}

@media (max-width: 768px) {
  .brand-tabs {
    grid-template-columns: 1fr;
  }
  .brand-tabs__list {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
}


/* ========================================
   FORMS
   ======================================== */

.form-group {
  margin-bottom: var(--space-sm);
}

.form-group label {
  display: block;
  font-size: var(--text-xs);
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

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

.form-control {
  width: 100%;
  padding: 14px 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--color-text);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-muted);
}

.form-control::placeholder {
  color: var(--color-text-faint);
}

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23999' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.form-message {
  padding: var(--space-sm);
  margin-bottom: var(--space-sm);
  font-size: 11px;
  letter-spacing: 1px;
  display: none;
}

.form-message--success {
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #a5d6a7;
  display: block;
}

.form-message--error {
  background: #fce4ec;
  color: #c62828;
  border: 1px solid #ef9a9a;
  display: block;
}


/* ========================================
   SPEC BLOCKS — tolerance/capacity
   ======================================== */

.spec-block {
  padding: 28px;
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.5);
}

.spec-block__label {
  font-size: var(--text-xs);
  letter-spacing: 3px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.spec-block__value {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: var(--text-xl);
  font-weight: 500;
  letter-spacing: 1px;
}


/* ========================================
   FINISHING TAGS
   ======================================== */

.capability-tag {
  display: inline-block;
  font-size: var(--text-xs);
  letter-spacing: 2px;
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.5);
  margin: 0 8px 8px 0;
  text-transform: uppercase;
  transition: all var(--transition-fast);
}

.capability-tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}


/* ========================================
   CALLOUT / CTA SECTION
   ======================================== */

.callout {
  padding: 80px 48px;
  text-align: center;
}

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

.callout--dark h2 { color: var(--color-bg); }
.callout--dark p { color: #aaa; }


/* ========================================
   CONTACT INFO
   ======================================== */

.contact-info {
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.5);
}

.contact-info__item {
  margin-bottom: var(--space-sm);
}
.contact-info__item:last-child { margin-bottom: 0; }

.contact-info__label {
  font-size: var(--text-xs);
  letter-spacing: 3px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
}

.contact-info__value {
  font-size: 12px;
  color: var(--color-text);
}

.contact-info__value a { color: var(--color-accent); }


/* ========================================
   FOOTER
   ======================================== */

.site-footer {
  padding: 60px 48px 32px;
  background: var(--color-bg-footer);
  color: #999;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: 48px;
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

.footer-col__title {
  font-size: var(--text-xs);
  letter-spacing: 3px;
  color: #aaa;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.footer-col p {
  font-size: 13px;
  color: #999;
  line-height: 1.8;
}

.footer-col ul li { margin-bottom: 10px; }

.footer-col a {
  font-size: 12px;
  color: #999;
  transition: color var(--transition-fast);
}

.footer-col a:hover { color: var(--color-accent); }

/* Footer logo */
.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

/* footer logo icon styles handled by .footer-logo-icon class */

.footer-logo__text {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 3px;
  color: #ccc;
}

.footer-col .coords {
  font-size: var(--text-xs);
  color: #777;
  letter-spacing: 1px;
  margin-top: 12px;
}

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 16px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom span {
  font-size: var(--text-xs);
  color: #777;
  letter-spacing: 2px;
}

@media (max-width: 768px) {
  .site-footer { padding: 40px 24px 24px; }
}


/* ========================================
   PAGE HERO — inner pages
   ======================================== */

.page-hero {
  padding: 140px 48px 80px;
  position: relative;
  overflow: hidden;
}

.page-hero__title {
  font-size: clamp(36px, 6vw, 60px);
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.page-hero__subtitle {
  font-size: var(--text-xs);
  letter-spacing: 4px;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

/* Coordinate decoration on page heroes */
.page-hero__coords {
  position: absolute;
  top: 140px;
  right: 48px;
  text-align: right;
  opacity: 0.15;
}

.page-hero__coords span {
  display: block;
  font-size: var(--text-xs);
  letter-spacing: 2px;
  color: #777;
}

@media (max-width: 768px) {
  .page-hero { padding: 120px 24px 60px; }
  .page-hero__coords { display: none; }
}


/* ========================================
   FORM LAYOUT
   ======================================== */

.form-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .form-layout { grid-template-columns: 2fr 1fr; }
}

.form-sidebar {
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.5);
  height: fit-content;
}

.form-sidebar__title {
  font-size: var(--text-xs);
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.form-sidebar p {
  font-size: 12px;
  color: var(--color-text-light);
}

.expect-list { margin-top: var(--space-sm); }

.expect-list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 11px;
  color: var(--color-text-light);
}

.expect-list li::before {
  content: '→';
  color: var(--color-accent);
  font-size: 10px;
  flex-shrink: 0;
}


/* ========================================
   404 PAGE
   ======================================== */

.page-404 {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
}

.page-404__code {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 10rem;
  font-weight: 700;
  color: var(--color-border);
  line-height: 1;
  margin-bottom: var(--space-sm);
}