.site-header {
   position: sticky;
   top: 0;
   z-index: 1000;
   background-color: var(--ground);
   border-bottom: 1px solid var(--line);
   transition: background-color var(--dur-normal) var(--ease-out-quad), box-shadow var(--dur-normal) var(--ease-out-quad);
}

.site-header.is-scrolled {
   background-color: rgba(233, 237, 241, 0.96);
   backdrop-filter: blur(8px);
   -webkit-backdrop-filter: blur(8px);
   box-shadow: 0 4px 16px rgba(15, 23, 32, 0.06);
}

.header-inner {
   display: flex;
   align-items: center;
   justify-content: space-between;
   padding: 0 var(--space-md);
   min-height: 64px;
}

@media (min-width: 1080px) {
   .header-inner {
      padding: 0 var(--space-xl);
      min-height: 72px;
   }
}

.brand {
   display: inline-flex;
   align-items: center;
   padding: var(--space-2xs) 0;
   min-height: 44px;
   transition: opacity var(--dur-fast) var(--ease-out-quad);
}

.brand:hover {
   opacity: 0.85;
}

.brand:active {
   opacity: 0.7;
}

.brand:focus-visible {
   outline: var(--focus-ring);
   outline-offset: var(--focus-offset);
}

.brand img {
   height: 2.1rem;
   width: auto;
   max-height: 2.1rem;
   display: block;
}

.header-status-strip {
   display: none;
   align-items: center;
   gap: var(--space-md);
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);

   color: var(--ink-muted);
}

@media (min-width: 640px) {
   .header-status-strip {
      display: inline-flex;
   }
}

.status-dot {
   width: 8px;
   height: 8px;
   background-color: var(--status-ok);
   display: inline-block;
   flex-shrink: 0;
}

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

.nav-toggle {
   display: inline-flex;
   align-items: center;
   justify-content: center;
   gap: var(--space-2xs);
   min-height: 44px;
   min-width: 44px;
   padding: 0 var(--space-xs);
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   font-weight: 500;
   text-transform: uppercase;
   letter-spacing: var(--tracking-wider);
   background-color: var(--ground-subtle);
   color: var(--ink);
   border: 1px solid var(--line);
   transition: background-color var(--dur-fast) var(--ease-out-quad), border-color var(--dur-fast) var(--ease-out-quad), color var(--dur-fast) var(--ease-out-quad);
}

.nav-toggle:hover {
   background-color: var(--accent-soft);
   border-color: var(--accent);
   color: var(--accent-hover);
}

.nav-toggle:active {
   background-color: var(--accent);
   color: var(--accent-contrast);
}

.nav-toggle:focus-visible {
   outline: var(--focus-ring);
   outline-offset: var(--focus-offset);
}

/* Allow menu toggle to be present at all widths if needed */
.nav-toggle {
   display: inline-flex !important;
}

.header-nav {
   display: none;
   align-items: center;
   gap: var(--space-xs);
}

@media (min-width: 1080px) {
   .header-nav {
      display: flex;
   }
}

.header-nav-link {
   font-family: var(--tuhu-a82);
   font-size: var(--text-sm);
   font-weight: 600;
   color: var(--ink);
   padding: 0.375rem 0.625rem;
   border: 1px solid transparent;
   transition: color var(--dur-fast) var(--ease-out-quad), background-color var(--dur-fast) var(--ease-out-quad);
}

.header-nav-link:hover {
   color: var(--accent);
   background-color: var(--surface-pure);
}

.header-nav-link:active {
   color: var(--accent-hover);
}

.header-nav-link:focus-visible {
   outline: var(--focus-ring);

   outline-offset: -1px;
}

.nav-rail {
   background-color: var(--ground-subtle);
   border-left: 1px solid var(--line);
   display: flex;
   flex-direction: column;
}

@media (max-width: 1079px) {
   .nav-rail {
      display: none;
      position: fixed;
      top: 65px;
      right: 0;
      bottom: 0;
      width: 100%;
      max-width: 340px;
      z-index: 999;
      background-color: var(--ground);
      border-left: 1px solid var(--line);
      box-shadow: -8px 0 24px rgba(15, 23, 32, 0.12);
      overflow-y: auto;

      -webkit-overflow-scrolling: touch;
   }

   .nav-rail.is-open {
      display: flex;
   }
}

.site-header .nav-toggle {
   display: inline-flex !important;
}

@media (min-width: 1080px) {
   .nav-rail {
      position: sticky;
      top: 72px;
      height: calc(100vh - 72px);
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
   }
}

.rail-section {
   padding: var(--space-md);
   border-bottom: 1px solid var(--line);
}

.rail-heading {
   font-family: var(--tuhu-c97);
   font-size: var(--text-2xs);
   color: #1E293B;
   letter-spacing: var(--tracking-widest);
   text-transform: uppercase;
   margin-bottom: var(--space-xs);
   display: flex;
   align-items: center;
   justify-content: space-between;
}

.rail-nav-list {
   display: flex;
   flex-direction: column;
}

.rail-nav-link {
   display: flex;
   align-items: center;
   justify-content: space-between;
   padding: 0.625rem 0.75rem;
   min-height: 44px;
   font-family: var(--tuhu-a82);
   font-size: var(--text-base);
   font-weight: 500;
   color: var(--ink);
   border-bottom: 1px solid rgba(203, 213, 225, 0.4);
   transition: background-color var(--dur-fast) var(--ease-out-quad), color var(--dur-fast) var(--ease-out-quad), border-color var(--dur-fast) var(--ease-out-quad);
}

.rail-nav-link:last-child {
   border-bottom: none;
}

.rail-nav-link:hover {
   background-color: var(--surface-pure);
   color: var(--accent);
}

.rail-nav-link:active {
   background-color: var(--accent-soft);
   color: var(--accent-hover);
}

.rail-nav-link:focus-visible {
   outline: var(--focus-ring);
   outline-offset: -2px;
}

.rail-nav-link.is-active {
   background-color: var(--surface-pure);
   color: var(--accent-hover);
   font-weight: 600;
   border-left: 3px solid var(--accent);
   padding-left: calc(0.75rem - 3px);
}

.rail-nav-link .link-code {
   font-family: var(--tuhu-c97);
   font-size: var(--text-2xs);
   color: #334155;
   letter-spacing: var(--tracking-wider);
}

.rail-dispatch-box {
   background-color: var(--surface);
   border: 1px solid var(--line);
   padding: var(--space-sm);
   margin-top: var(--space-xs);
}

.dispatch-row {
   display: flex;
   justify-content: space-between;
   align-items: baseline;
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   margin-bottom: var(--space-2xs);
}

.dispatch-row:last-child {
   margin-bottom: 0;
}

.dispatch-label {
   color: var(--ink-muted);
}

.dispatch-value {
   color: var(--ink);
   font-weight: 500;
}

.btn {
   display: inline-flex;
   align-items: center;
   justify-content: center;
   gap: var(--space-xs);
   min-height: 44px;
   padding: 0.625rem 1.25rem;
   font-family: var(--tuhu-a82);
   font-size: var(--text-base);
   font-weight: 600;
   letter-spacing: var(--tracking-wide);
   text-decoration: none;
   cursor: pointer;
   border: 1px solid transparent;
   transition: background-color var(--dur-fast) var(--ease-out-quad), border-color var(--dur-fast) var(--ease-out-quad), color var(--dur-fast) var(--ease-out-quad), box-shadow var(--dur-fast) var(--ease-out-quad), transform var(--dur-fast) var(--ease-out-quad);
}

.btn:hover {
   transform: translateY(-1px);
}

.btn:active {
   transform: translateY(1px);
}

.btn-primary {
   background-color: var(--ink);
   color: var(--surface-pure);
   border-color: var(--ink);
}

.btn-primary:hover {
   background-color: var(--accent);
   border-color: var(--accent);
   color: var(--surface-pure);
}

.btn-primary:active {
   background-color: var(--accent-active);
   border-color: var(--accent-active);
   color: var(--surface-pure);
}

.btn-primary:focus-visible {
   outline: var(--focus-ring);
   outline-offset: var(--focus-offset);
}

.btn-accent {
   background-color: var(--accent);
   color: var(--surface-pure);
   border-color: var(--accent);
}

.btn-accent:hover {
   background-color: var(--accent-hover);
   border-color: var(--accent-hover);
   color: var(--surface-pure);
}

.btn-accent:active {
   background-color: var(--accent-active);
   border-color: var(--accent-active);
   color: var(--surface-pure);
}

.btn-accent:focus-visible {
   outline: var(--focus-ring);
   outline-offset: var(--focus-offset);
}

.btn-secondary {
   background-color: var(--surface-pure);
   color: var(--ink);
   border-color: var(--line);
}

.btn-secondary:hover {
   background-color: var(--ground-subtle);
   border-color: var(--ink-muted);
   color: var(--ink);
}

.btn-secondary:active {
   background-color: var(--line);
   border-color: var(--ink);
   color: var(--ink);
}

.btn-secondary:focus-visible {
   outline: var(--focus-ring);
   outline-offset: var(--focus-offset);
}

.btn-outline {
   background-color: transparent;
   color: var(--ink);
   border-color: var(--line);
}

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

.btn-outline:active {
   background-color: var(--accent-soft);
   border-color: var(--accent-active);
   color: var(--accent-active);
}

.btn-outline:focus-visible {
   outline: var(--focus-ring);
   outline-offset: var(--focus-offset);
}

.btn-sm {
   min-height: 36px;
   padding: 0.375rem 0.875rem;
   font-size: var(--text-sm);
}

.btn-lg {
   min-height: 52px;
   padding: 0.875rem 1.75rem;
   font-size: var(--text-md);
}

.btn-block {
   width: 100%;
}

.marquee-strip {
   display: none !important;
   width: 100%;
   overflow: hidden;
   clip-path: inset(0 0 0 0);
   background-color: var(--surface-pure);
   border-top: 1px solid var(--line);
   border-bottom: 1px solid var(--line);
   padding: 0.5rem 0;
   user-select: none;
}

.marquee-strip:hover .marquee-track {
   animation-play-state: paused;
}

.marquee-track {
   display: flex;
   width: max-content;
   will-change: transform;
   animation: marquee-roll var(--dur-marquee) linear infinite;
}

.marquee-group {
   display: flex;
   align-items: center;
   gap: var(--space-xl);
   padding-right: var(--space-xl);
   flex-shrink: 0;
}

.marquee-item {
   display: inline-flex;
   align-items: center;
   gap: var(--space-2xs);
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   font-weight: 500;
   color: var(--ink-muted);
   letter-spacing: var(--tracking-wider);
   text-transform: uppercase;
   white-space: nowrap;
}

.marquee-dot {
   width: 5px;
   height: 5px;
   background-color: var(--accent);
   display: inline-block;
   flex-shrink: 0;
}

@keyframes marquee-roll {
   0% {
      transform: translateX(0);
   }
   100% {
      transform: translateX(-50%);
   }
}

.qa-exchange {
   display: flex;
   flex-direction: column;
   width: 100%;
}

.qa-item {
   border-bottom: 1px solid var(--line);
   display: flex;
   flex-direction: column;
}

.qa-item:first-child {
   border-top: 1px solid var(--line);
}

.qa-customer,
.qa-reply-heading,
.qa-reply-text,
.qa-evidence {
   transform: none !important;
   opacity: 1 !important;
}

.qa-customer {
   background-color: var(--ground-subtle);
   padding: clamp(1.25rem, 1rem + 1.2vw, 2.25rem) clamp(1rem, 0.6rem + 2vw, 2.5rem);
   border-bottom: 1px dashed var(--line);
   display: flex;
   flex-direction: column;
   gap: var(--space-2xs);
}

.qa-speaker-tag {
   display: inline-flex;
   align-items: center;
   gap: var(--space-3xs);
   font-family: var(--tuhu-c97);
   font-size: var(--text-2xs);
   font-weight: 500;
   letter-spacing: var(--tracking-widest);
   text-transform: uppercase;
}

.qa-speaker-tag.customer {
   color: var(--ink-muted);
}

.qa-speaker-tag.contractor {
   color: var(--accent-hover);
}

.qa-customer-quote {
   font-family: var(--tuhu-98c);
   font-size: clamp(1.125rem, 1rem + 0.6vw, 1.5rem);
   font-weight: 600;
   line-height: var(--leading-snug);
   color: var(--ink);
   letter-spacing: var(--tracking-snug);
}

.qa-reply {
   background-color: var(--surface-pure);
   padding: clamp(1.5rem, 1.2rem + 1.5vw, 3rem) clamp(1rem, 0.6rem + 2vw, 2.5rem);
   display: flex;
   flex-direction: column;
   gap: var(--space-md);
}

.qa-reply-heading {
   font-family: var(--tuhu-98c);
   font-size: clamp(1.25rem, 1.1rem + 0.8vw, 1.75rem);
   font-weight: 700;
   line-height: var(--leading-tight);
   color: var(--ink);
}

.qa-reply-text {
   font-family: var(--tuhu-a82);
   font-size: var(--text-base);
   line-height: var(--leading-loose);
   color: var(--ink);
   max-width: 74ch;
}

.qa-evidence {
   margin-top: var(--space-sm);
   width: 100%;
   border: 1px solid var(--line);
   background-color: var(--ground-subtle);
}

.qa-evidence img {
   width: 100%;
   height: auto;
   display: block;
   object-fit: cover;
   max-height: 520px;
}

.qa-evidence-caption {
   display: flex;
   flex-direction: column;
   gap: var(--space-3xs);
   padding: var(--space-xs) var(--space-sm);
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   color: var(--ink-muted);
   border-top: 1px solid var(--line);
   background-color: var(--surface);
}

@media (min-width: 640px) {
   .qa-evidence-caption {
      flex-direction: row;
      justify-content: space-between;
      align-items: center;
   }
}

.spec-table {
   width: 100%;
   border: 1px solid var(--line);
   background-color: var(--surface-pure);
   font-family: var(--tuhu-a82);
}

.spec-table th,
.spec-table td {
   padding: 0.75rem 1rem;
   border-bottom: 1px solid var(--line);
   text-align: left;
   vertical-align: top;
}

.spec-table th {
   background-color: var(--ground-subtle);
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   font-weight: 500;
   letter-spacing: var(--tracking-wider);
   text-transform: uppercase;
   color: var(--ink);
}

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

.spec-table tbody tr:hover {
   background-color: var(--ground-elevated);
}

.spec-mono {
   font-family: var(--tuhu-c97);
   font-size: var(--text-sm);
   color: var(--ink-muted);
}

.spec-highlight {
   font-family: var(--tuhu-c97);
   font-size: var(--text-sm);
   font-weight: 600;
   color: var(--accent-hover);
}

.calc-panel {
   border: 1px solid var(--line);
   background-color: var(--surface-pure);
   padding: clamp(1.25rem, 1rem + 1.2vw, 2.5rem);
}

.calc-header {
   border-bottom: 1px solid var(--line);
   padding-bottom: var(--space-md);
   margin-bottom: var(--space-lg);
   display: flex;
   flex-direction: column;
   gap: var(--space-2xs);
}

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

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

.calc-control {
   display: flex;
   flex-direction: column;
   gap: var(--space-2xs);
}

.calc-label {
   display: flex;
   justify-content: space-between;
   align-items: baseline;
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   font-weight: 500;
   color: var(--ink);
   letter-spacing: var(--tracking-wide);
   text-transform: uppercase;
}

.calc-label-val {
   font-family: var(--tuhu-c97);
   font-size: var(--text-sm);
   font-weight: 600;
   color: var(--accent-hover);
}

.calc-range {
   -webkit-appearance: none;
   appearance: none;
   width: 100%;
   height: 8px;
   background-color: var(--line);
   outline: none;
   border-radius: 0;
   cursor: pointer;
   margin: var(--space-2xs) 0;
}

.calc-range:focus-visible {
   outline: var(--focus-ring);
   outline-offset: var(--focus-offset);
}

.calc-range::-webkit-slider-thumb {
   -webkit-appearance: none;
   appearance: none;
   width: 24px;
   height: 24px;
   background-color: var(--ink);
   border: 2px solid var(--accent);
   border-radius: 0;
   cursor: pointer;
   transition: background-color var(--dur-fast) var(--ease-out-quad);
}

.calc-range::-webkit-slider-thumb:hover {
   background-color: var(--accent);
}

.calc-range::-moz-range-thumb {
   width: 24px;
   height: 24px;
   background-color: var(--ink);
   border: 2px solid var(--accent);
   border-radius: 0;
   cursor: pointer;
   transition: background-color var(--dur-fast) var(--ease-out-quad);
}

.calc-range::-moz-range-thumb:hover {
   background-color: var(--accent);
}

.calc-select,
.calc-input {
   min-height: 44px;
   padding: 0.5rem 0.75rem;
   font-family: var(--tuhu-c97);
   font-size: var(--text-sm);
   background-color: var(--ground-subtle);
   border: 1px solid var(--line);
   color: var(--ink);
   transition: border-color var(--dur-fast) var(--ease-out-quad), background-color var(--dur-fast) var(--ease-out-quad);
}

.calc-select:hover,
.calc-input:hover {
   border-color: var(--ink-muted);
   background-color: var(--surface-pure);
}

.calc-select:focus-visible,
.calc-input:focus-visible {
   outline: var(--focus-ring);
   outline-offset: -1px;
   background-color: var(--surface-pure);
}

.calc-result-box {
   background-color: var(--ground);
   border: 1px solid var(--line);
   padding: var(--space-md);
   margin-top: var(--space-lg);
   display: flex;
   flex-direction: column;
   gap: var(--space-sm);
}

.calc-result-number {
   font-family: var(--tuhu-c97);
   font-size: clamp(2rem, 1.8rem + 1.2vw, 3rem);
   font-weight: 700;
   color: var(--ink);
   line-height: var(--leading-none);
}

.calc-disclaimer {
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   color: var(--ink-muted);
   line-height: var(--leading-normal);
   border-top: 1px solid var(--line);
   padding-top: var(--space-xs);
}

.form-group {
   display: flex;
   flex-direction: column;
   gap: var(--space-2xs);
   margin-bottom: var(--space-md);
}

.form-label {
   display: flex;
   justify-content: space-between;
   align-items: baseline;
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   font-weight: 500;
   letter-spacing: var(--tracking-wide);
   text-transform: uppercase;
   color: var(--ink);
}

.form-label-opt {
   font-size: var(--text-2xs);
   color: var(--ink-muted);
   text-transform: none;
}

.form-input,
.form-select,
.form-textarea {
   min-height: 44px;
   padding: 0.625rem 0.875rem;
   font-family: var(--tuhu-a82);
   font-size: var(--text-base);
   background-color: var(--surface-pure);
   border: 1px solid var(--line);
   color: var(--ink);
   transition: border-color var(--dur-fast) var(--ease-out-quad), background-color var(--dur-fast) var(--ease-out-quad);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
   border-color: var(--ink-muted);
}

.form-input:focus-visible,
.form-select:focus-visible,
.form-textarea:focus-visible {
   outline: var(--focus-ring);
   outline-offset: -1px;
   border-color: var(--accent);
}

.form-textarea {
   min-height: 120px;
   resize: vertical;
}

.form-input[aria-invalid='true'],
.form-select[aria-invalid='true'],
.form-textarea[aria-invalid='true'],
.form-input.is-error {
   border-color: var(--status-err);
   background-color: #FEF2F2;
}

.form-checkbox-label {
   display: flex;
   align-items: flex-start;
   gap: var(--space-xs);
   cursor: pointer;
   font-size: var(--text-sm);
   line-height: var(--leading-normal);
   color: var(--ink);
   padding: var(--space-2xs) 0;
   min-height: 44px;
}

.form-checkbox {
   appearance: none;
   -webkit-appearance: none;
   width: 20px;
   height: 20px;
   border: 1px solid var(--line-dark);
   background-color: var(--surface-pure);
   flex-shrink: 0;
   margin-top: 2px;
   display: inline-grid;
   place-content: center;
   cursor: pointer;
   transition: background-color var(--dur-fast) var(--ease-out-quad), border-color var(--dur-fast) var(--ease-out-quad);
}

.form-checkbox:hover {
   border-color: var(--ink);
}

.form-checkbox:checked {
   background-color: var(--ink);
   border-color: var(--ink);
}

.form-checkbox:checked::before {
   content: "";
   width: 10px;
   height: 10px;
   background-color: var(--surface-pure);
}

.form-checkbox:focus-visible {
   outline: var(--focus-ring);
   outline-offset: var(--focus-offset);
}

.field-error-msg {
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   color: var(--status-err);
   margin-top: 2px;
   display: none;
}

.form-input[aria-invalid='true'] + .field-error-msg,
.form-group.has-error .field-error-msg {
   display: block;
}

.form-honeypot {
   position: absolute !important;
   left: -9999px !important;
   width: 1px !important;
   height: 1px !important;
   overflow: hidden !important;
   opacity: 0 !important;
   pointer-events: none !important;
}

.form-status {
   padding: var(--space-sm) var(--space-md);
   margin-top: var(--space-md);
   border: 1px solid transparent;
   font-family: var(--tuhu-c97);
   font-size: var(--text-sm);
   display: none;
}

.form-status.is-success {
   display: block;
   background-color: #ECFDF5;
   border-color: var(--status-ok);
   color: #065F46;
}

.form-status.is-error {
   display: block;
   background-color: #FEF2F2;
   border-color: var(--status-err);
   color: #991B1B;
}

.site-footer {
   background-color: var(--ground-subtle);
   border-top: 1px solid var(--line);
   margin-top: auto;
}

.footer-top {
   padding: clamp(2rem, 1.5rem + 2vw, 4rem) clamp(1rem, 0.6rem + 2vw, 2.5rem);
   display: grid;
   grid-template-columns: 1fr;
   gap: var(--space-xl);
}

@media (min-width: 840px) {
   .footer-top {
      grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) minmax(0, 1fr);
   }
}

.footer-brand {
   display: inline-flex;
   align-items: center;
   margin-bottom: var(--space-sm);
   min-height: 44px;
   transition: opacity var(--dur-fast) var(--ease-out-quad);
}

.footer-brand:hover {
   opacity: 0.85;
}

.footer-brand:active {
   opacity: 0.7;
}

.footer-brand:focus-visible {
   outline: var(--focus-ring);
   outline-offset: var(--focus-offset);
}

.footer-brand img {
   height: 2.5rem;
   width: auto;
   max-height: 2.5rem;
   display: block;
}

.footer-desc {
   font-size: var(--text-sm);
   line-height: var(--leading-normal);
   color: var(--ink-muted);
   max-width: 44ch;
   margin-bottom: var(--space-md);
}

.footer-contact-list {
   display: flex;
   flex-direction: column;
   gap: var(--space-2xs);
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   color: var(--ink);
}

.footer-contact-item {
   display: flex;
   align-items: center;
   gap: var(--space-xs);
   min-height: 36px;
}

.footer-contact-item a {
   color: var(--ink);
   transition: color var(--dur-fast) var(--ease-out-quad);
}

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

.footer-contact-item a:active {
   color: var(--accent-hover);
}

.footer-contact-item a:focus-visible {
   outline: var(--focus-ring);
   outline-offset: 2px;
}

.footer-col-title {
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   font-weight: 600;
   letter-spacing: var(--tracking-wider);
   text-transform: uppercase;
   color: var(--ink);
   margin-bottom: var(--space-sm);
   border-bottom: 1px solid var(--line);
   padding-bottom: var(--space-3xs);
}

.footer-nav-list {
   display: flex;
   flex-direction: column;
}

.footer-nav-link {
   display: inline-flex;
   align-items: center;
   min-height: 40px;
   font-size: var(--text-sm);
   color: var(--ink-muted);
   transition: color var(--dur-fast) var(--ease-out-quad), transform var(--dur-fast) var(--ease-out-quad);
}

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

.footer-nav-link:active {
   color: var(--accent-active);
}

.footer-nav-link:focus-visible {
   outline: var(--focus-ring);
   outline-offset: 2px;
}

.footer-bottom {
   border-top: 1px solid var(--line);
   background-color: var(--ground);
   padding: var(--space-md) clamp(1rem, 0.6rem + 2vw, 2.5rem);
   display: flex;
   flex-direction: column;
   gap: var(--space-sm);
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   color: var(--ink-muted);
}

@media (min-width: 840px) {
   .footer-bottom {
      flex-direction: row;
      justify-content: space-between;
      align-items: center;
   }
}

.footer-legal-links {
   display: flex;
   flex-wrap: wrap;
   gap: var(--space-sm);
   align-items: center;
}

.footer-legal-link {
   min-height: 44px;
   display: inline-flex;
   align-items: center;
   color: var(--ink-muted);
   text-decoration: underline;
   text-underline-offset: 3px;
   transition: color var(--dur-fast) var(--ease-out-quad);
}

.footer-legal-link:hover {
   color: var(--ink);
}

.footer-legal-link:active {
   color: var(--accent);
}

.footer-legal-link:focus-visible {
   outline: var(--focus-ring);
   outline-offset: 2px;
}

.consent-reopen-btn {
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   color: var(--ink-muted);
   text-decoration: underline;
   text-underline-offset: 3px;
   background: none;
   border: none;
   cursor: pointer;
   padding: 0;
   min-height: 44px;
   display: inline-flex;
   align-items: center;
   transition: color var(--dur-fast) var(--ease-out-quad);
}

.consent-reopen-btn:hover {
   color: var(--ink);
}

.consent-reopen-btn:active {
   color: var(--accent);
}

.consent-reopen-btn:focus-visible {
   outline: var(--focus-ring);
   outline-offset: 2px;
}

.consent-banner {
   position: fixed;
   bottom: 0;
   left: 0;
   right: 0;
   z-index: 9990;
   background-color: var(--ink);
   color: var(--surface-pure);
   border-top: 2px solid var(--accent);
   padding: var(--space-sm) clamp(1rem, 0.6rem + 2vw, 2.5rem);
   box-shadow: 0 -8px 24px rgba(15, 23, 32, 0.2);
}

.consent-banner[hidden] {
   display: none !important;
}

.consent-inner {
   max-width: var(--shell-max-width);
   margin: 0 auto;
   display: flex;
   flex-direction: column;
   gap: var(--space-sm);
}

@media (min-width: 768px) {
   .consent-inner {
      flex-direction: row;
      justify-content: space-between;
      align-items: center;
   }
}

.consent-text {
   font-size: var(--text-sm);
   line-height: var(--leading-normal);
   color: #E2E8F0;
   max-width: 80ch;
}

.consent-text a {
   color: var(--accent-soft);
   text-decoration: underline;
   text-underline-offset: 2px;
   transition: color var(--dur-fast) var(--ease-out-quad);
}

.consent-text a:hover {
   color: #FFFFFF;
}

.consent-text a:active {
   color: var(--accent);
}

.consent-text a:focus-visible {
   outline: var(--focus-ring);
   outline-offset: 2px;
}

.consent-actions {
   display: flex;
   align-items: center;
   gap: var(--space-xs);
   flex-shrink: 0;
}

.consent-btn {
   min-height: 44px;
   padding: 0.5rem 1.125rem;
   font-family: var(--tuhu-c97);
   font-size: var(--text-xs);
   font-weight: 600;
   letter-spacing: var(--tracking-wide);
   text-transform: uppercase;
   cursor: pointer;
   border: 1px solid transparent;
   transition: background-color var(--dur-fast) var(--ease-out-quad), border-color var(--dur-fast) var(--ease-out-quad), color var(--dur-fast) var(--ease-out-quad);
}

.consent-btn-accept {
   background-color: #0369A1;
   color: #FFFFFF;
   border-color: #0369A1;
}

.consent-btn-accept:hover {
   background-color: var(--accent-hover);
   border-color: var(--accent-hover);
   color: var(--surface-pure);
}

.consent-btn-accept:active {
   background-color: var(--accent-active);
   border-color: var(--accent-active);
   color: var(--surface-pure);
}

.consent-btn-accept:focus-visible {
   outline: var(--focus-ring);
   outline-offset: 2px;
}

.consent-btn-decline {
   background-color: transparent;
   color: #CBD5E1;
   border-color: #475569;
}

.consent-btn-decline:hover {
   background-color: rgba(255, 255, 255, 0.1);
   border-color: #CBD5E1;
   color: #FFFFFF;
}

.consent-btn-decline:active {
   background-color: rgba(255, 255, 255, 0.2);
   border-color: #FFFFFF;
   color: #FFFFFF;
}

.consent-btn-decline:focus-visible {
   outline: var(--focus-ring);
   outline-offset: 2px;
}

.chat-widget {
   position: fixed;
   bottom: var(--space-md);
   right: var(--space-md);
   z-index: 9980;
}

.chat-launcher {
   display: inline-flex;
   align-items: center;
   justify-content: center;
   width: 52px;
   height: 52px;
   background-color: var(--ink);
   color: var(--surface-pure);
   border: 1px solid var(--accent);
   box-shadow: 0 4px 16px rgba(15, 23, 32, 0.18);
   cursor: pointer;
   position: relative;
   transition: background-color var(--dur-fast) var(--ease-out-quad), border-color var(--dur-fast) var(--ease-out-quad), transform var(--dur-fast) var(--ease-out-quad);
}

.chat-launcher:hover {
   background-color: var(--accent);
   border-color: var(--accent-hover);
}

.chat-launcher:active {
   background-color: var(--accent-active);
   border-color: var(--accent-active);
}

.chat-launcher:focus-visible {
   outline: var(--focus-ring);
   outline-offset: var(--focus-offset);
}

.chat-unread-badge {
   position: absolute;
   top: -4px;
   right: -4px;
   background-color: var(--status-err);
   color: #FFFFFF;
   font-family: var(--tuhu-c97);
   font-size: var(--text-2xs);
   font-weight: 700;
   width: 18px;
   height: 18px;
   display: grid;
   place-content: center;
}

.chat-unread-badge[hidden] {
   display: none !important;
}

.chat-panel {
   display: none;
   position: fixed;
   bottom: calc(var(--space-md) + 60px);
   right: var(--space-md);
   width: calc(100vw - 2 * var(--space-md));
   max-width: 380px;
   height: 500px;
   max-height: calc(100vh - 120px);
   background-color: var(--surface-pure);
   border: 1px solid var(--line);
   box-shadow: 0 12px 32px rgba(15, 23, 32, 0.2);
   flex-direction: column;
   z-index: 9985;
}

.chat-panel.is-open {
   display: flex;
}

.chat-panel-header {
   background-color: var(--ink);
   color: var(--surface-pure);
   padding: var(--space-xs) var(--space-sm);
   display: flex;
   justify-content: space-between;
   align-items: center;
   border-bottom: 2px solid var(--accent);
}

.chat-panel-title {
   display: flex;
   flex-direction: column;
}

.chat-title-main {
   font-family: var(--tuhu-98c);
   font-size: var(--text-sm);
   font-weight: 700;
   letter-spacing: var(--tracking-snug);
}

.chat-title-sub {
   font-family: var(--tuhu-c97);
   font-size: var(--text-2xs);
   color: var(--accent-soft);
}

.chat-close-btn {
   min-width: 44px;
   min-height: 44px;
   display: inline-flex;
   align-items: center;
   justify-content: center;
   color: var(--surface-pure);
   border: 1px solid transparent;
   transition: background-color var(--dur-fast) var(--ease-out-quad), color var(--dur-fast) var(--ease-out-quad);
}

.chat-close-btn:hover {
   background-color: rgba(255, 255, 255, 0.15);
   color: var(--surface-pure);
}

.chat-close-btn:active {
   background-color: rgba(255, 255, 255, 0.25);
}

.chat-close-btn:focus-visible {
   outline: var(--focus-ring);
   outline-offset: 1px;
}

.chat-transcript {
   flex: 1;
   overflow-y: auto;
   -webkit-overflow-scrolling: touch;
   padding: var(--space-sm);
   display: flex;
   flex-direction: column;
   gap: var(--space-xs);
   background-color: var(--ground);
}

.chat-msg {
   max-width: 85%;
   padding: 0.5rem 0.75rem;
   font-size: var(--text-sm);
   line-height: var(--leading-normal);
   display: flex;
   flex-direction: column;
   gap: 2px;
}

.chat-msg-operator {
   align-self: flex-start;
   background-color: var(--surface-pure);
   border: 1px solid var(--line);
   color: var(--ink);
}

.chat-msg-user {
   align-self: flex-end;
   background-color: var(--ink);
   color: var(--surface-pure);
   border: 1px solid var(--ink);
}

.chat-msg-time {
   font-family: var(--tuhu-c97);
   font-size: var(--text-2xs);
   color: var(--ink-faint);
   align-self: flex-end;
}

.chat-intake-form {
   padding: var(--space-sm);
   background-color: var(--surface);
   border-top: 1px solid var(--line);
   display: flex;
   flex-direction: column;
   gap: var(--space-2xs);
}

.chat-input-row {
   display: flex;
   border-top: 1px solid var(--line);
   background-color: var(--surface-pure);
}

.chat-textarea {
   flex: 1;
   min-height: 48px;
   max-height: 100px;
   padding: 0.625rem;
   border: none;
   font-family: var(--tuhu-a82);
   font-size: var(--text-sm);
   color: var(--ink);
   background-color: transparent;
   resize: none;
}

.chat-textarea:focus-visible {
   outline: var(--focus-ring);
   outline-offset: -2px;
}

.chat-send-btn {
   min-width: 48px;
   min-height: 48px;
   display: inline-flex;
   align-items: center;
   justify-content: center;
   background-color: var(--accent);
   color: var(--surface-pure);
   border: none;
   transition: background-color var(--dur-fast) var(--ease-out-quad);
}

.chat-send-btn:hover {
   background-color: var(--accent-hover);
}

.chat-send-btn:active {
   background-color: var(--accent-active);
}

.chat-send-btn:focus-visible {
   outline: var(--focus-ring);
   outline-offset: -2px;
}