.site-header {
   position: relative;
   width: 100%;
   background-color: var(--ground);
   border-block-end: 1px solid var(--surface-2);
   z-index: var(--z-nav);
}

.site-header__inner {
   display: flex;
   align-items: center;
   justify-content: space-between;
   padding-block: clamp(1rem, 1.8vw, 1.6rem);
   padding-inline: var(--pad-gutter);
   max-width: var(--max-width);
   margin-inline: auto;
}

.brand {
   display: inline-flex;
   align-items: center;
   text-decoration: none;
   min-height: 44px;
}

.brand img {
   height: clamp(2rem, 3.2vw, 2.5rem);
   width: auto;
   display: block;
}

.header-rail {
   display: flex;
   align-items: center;
   gap: clamp(1.2rem, 2vw, 2.4rem);
}

.header-nav {
   display: flex;
   align-items: center;
   gap: clamp(0.9rem, 1.6vw, 1.8rem);
   list-style: none;
   margin: 0;
   padding: 0;
}

.header-nav__link {
   font-size: var(--fs-body-sm);
   font-weight: 600;
   color: var(--ink);
   text-decoration: none;
   letter-spacing: 0.02em;
   padding: 0.5rem 0.2rem;
   border-block-end: 2px solid transparent;
   transition: color var(--trans-fast), border-color var(--trans-fast);
   min-height: 44px;
   display: inline-flex;
   align-items: center;
}

.header-nav__link:hover {
   color: var(--accent);
   border-block-end-color: var(--surface-2);
}

.header-nav__link:active {
   color: var(--accent);
   transform: translateY(1px);
}

.header-nav__link[aria-current='page'] {
   color: var(--accent);
   border-block-end-color: var(--accent);
}

.nav-pinned-mark {
   position: fixed;

   top: 1rem;
   right: clamp(1rem, 2.5vw, 2.5rem);
   width: 48px;
   height: 48px;
   background-color: var(--ink);
   color: var(--ground);
   border: 1px solid var(--surface-2);
   border-radius: var(--radius-sm);
   display: flex;
   align-items: center;
   justify-content: center;
   cursor: pointer;
   z-index: var(--z-pinned);
   padding: 0;
   box-shadow: var(--shadow-card);
   transition: background-color var(--trans-fast), transform var(--trans-fast), border-color var(--trans-fast);
}

.nav-pinned-mark:hover {

   background-color: var(--accent);
   border-color: var(--accent);
   transform: translateY(-1px);
}

.nav-pinned-mark:active {
   background-color: var(--ink);
   transform: translateY(1px);
}

.nav-pinned-mark:focus-visible {
   outline: 2px solid var(--accent);
   outline-offset: 3px;
}

.nav-pinned-mark .icon {
   width: 22px;
   height: 22px;
}

.nav-pinned-mark .icon-close {
   display: none;
}

body.nav-open .nav-pinned-mark .icon-menu {
   display: none;
}

body.nav-open .nav-pinned-mark .icon-close {
   display: block;
}

@media (max-width: 900px) {
   .header-nav {
      display: none;
   }
}

.nav-drawer {
   position: fixed;
   inset: 0;
   background-color: var(--ground);
   z-index: var(--z-drawer);
   display: flex;
   flex-direction: column;
   justify-content: space-between;
   padding: clamp(2rem, 5vw, 4.5rem) var(--pad-gutter);
   overflow-y: auto;
   opacity: 0;
   visibility: hidden;
   pointer-events: none;
   transition: opacity var(--trans-smooth), visibility var(--trans-smooth);
}

body.nav-open .nav-drawer {
   opacity: 1;
   visibility: visible;
   pointer-events: auto;
}

.nav-drawer__head {
   display: flex;
   align-items: center;
   justify-content: space-between;
   border-block-end: 1px solid var(--line);
   padding-block-end: var(--space-md);
   margin-block-end: var(--space-lg);
}

.nav-drawer__grid {
   display: grid;
   grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
   gap: var(--space-xl);
   max-width: var(--max-width);
   margin-inline: 0;
   margin-inline-end: auto;
   width: 100%;
}

.nav-drawer__links {
   list-style: none;
   padding: 0;
   margin: 0;
   display: flex;
   flex-direction: column;
   gap: clamp(0.7rem, 1.4vw, 1.25rem);
}

.nav-drawer__link {
   font-family: var(--wuli-fbe);
   font-size: clamp(1.4rem, 2.8vw, 2.2rem);
   font-weight: 600;
   color: var(--ink);
   text-decoration: none;
   line-height: 1.2;
   display: inline-flex;
   align-items: center;
   gap: 0.75rem;
   padding: 0.25rem 0;
   transition: color var(--trans-fast), transform var(--trans-fast);
}

.nav-drawer__link:hover {
   color: var(--accent);
   transform: translateX(6px);
}

.nav-drawer__link:active {
   color: var(--ink-soft);
   transform: translateX(4px);
}

.nav-drawer__link[aria-current='page'] {
   color: var(--accent);
}

.nav-drawer__secondary {
   border-inline-start: 1px solid var(--line);
   padding-inline-start: var(--space-lg);
   display: flex;
   flex-direction: column;
   gap: var(--space-md);
}

.nav-drawer__sublist {
   list-style: none;
   padding: 0;
   margin: 0;
   display: flex;
   flex-direction: column;
   gap: 0.65rem;
}

.nav-drawer__sublink {
   font-size: var(--fs-body-sm);
   color: var(--ink-soft);
   text-decoration: none;
   transition: color var(--trans-fast);
}

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

.nav-drawer__sublink:active {
   color: var(--ink);
}

.nav-drawer__meta {
   margin-block-start: auto;
   padding-block-start: var(--space-md);
   border-block-start: 1px solid var(--surface-2);
   display: flex;
   flex-wrap: wrap;
   gap: var(--space-md);
   font-size: var(--fs-caption);
   color: var(--ink-soft);
}

@media (max-width: 768px) {
   .nav-drawer__grid {
      grid-template-columns: minmax(0, 1fr);
      gap: var(--space-lg);
   }
   .nav-drawer__secondary {
      border-inline-start: 0;
      border-block-start: 1px solid var(--line);
      padding-inline-start: 0;
      padding-block-start: var(--space-md);
   }
}

.btn {
   display: inline-flex;
   align-items: center;
   justify-content: center;
   gap: 0.55rem;
   padding: 0.85rem 1.65rem;
   min-height: 48px;
   font-family: var(--wuli-4d3);
   font-size: var(--fs-body-sm);
   font-weight: 600;
   text-decoration: none;
   border-radius: var(--radius-sm);
   cursor: pointer;
   border: 1px solid transparent;
   line-height: 1.2;
   letter-spacing: 0.02em;
   box-shadow: var(--shadow-subtle);
   transition: background-color var(--trans-fast), color var(--trans-fast), border-color var(--trans-fast), transform var(--trans-fast), box-shadow var(--trans-fast);
}

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

.btn-primary:hover {
   background-color: #2E4770;
   border-color: #2E4770;
   color: var(--accent-ink);
   transform: translateY(-1px);
   box-shadow: var(--shadow-card);
}

.btn-primary:active {
   background-color: #243859;
   border-color: #243859;
   transform: translateY(1px);
}

.btn-secondary {
   background-color: var(--surface);

   color: var(--ink);
   border-color: var(--line);
}

.btn-secondary:hover {
   background-color: var(--surface-2);
   border-color: var(--ink-soft);
   color: var(--ink);
   transform: translateY(-1px);
   box-shadow: var(--shadow-card);
}

.btn-secondary:active {
   background-color: var(--surface-2);
   transform: translateY(1px);
}

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

.btn-outline:hover {
   background-color: var(--surface);
   border-color: var(--accent);
   color: var(--accent);
   transform: translateY(-1px);
}

.btn-outline:active {
   background-color: var(--surface-2);
   transform: translateY(1px);
}

.btn-sm {
   padding: 0.5rem 1rem;
   min-height: 48px;
   font-size: var(--fs-caption);
}

.btn-full {
   width: 100%;
}

.action-link {
   display: inline-flex;
   align-items: center;
   gap: 0.4rem;
   font-weight: 600;
   font-size: var(--fs-body-sm);
   color: var(--accent);
   text-decoration: underline;
   text-underline-offset: 4px;
   min-height: 44px;
   transition: color var(--trans-fast), transform var(--trans-fast);
}

@media (pointer: coarse) {
   a, button, input[type='submit'], input[type='button'], .btn, .action-link {
      min-height: 44px;
   }
   .footer-links a, .footer-legal-links a, .nav-drawer__link, .nav-drawer__sublink, .item-block__actions a {
      min-height: 44px;
      display: inline-flex;
      align-items: center;
   }
}

.action-link:hover {
   color: #243859;
   transform: translateX(3px);
}

.action-link:active {
   transform: translateX(1px);
}

.item-block {
   background-color: var(--ground);
   border: 1px solid var(--line);
   border-radius: var(--radius-sm);
   padding: clamp(1.2rem, 2vw, 2rem);
   display: flex;
   flex-direction: column;
   justify-content: space-between;
   gap: var(--space-md);
   transition: border-color var(--trans-fast), box-shadow var(--trans-fast);
}

.item-block:hover {
   border-color: var(--accent);
   box-shadow: var(--shadow-subtle);
}

.item-block__media {
   position: relative;
   background-color: var(--surface);
   border-radius: var(--radius-sm);
   overflow: hidden;
   aspect-ratio: 4 / 3;
}

.item-block__media img {
   width: 100%;
   height: 100%;
   object-fit: cover;
   transition: transform var(--trans-smooth);
}

.item-block:hover .item-block__media img {
   transform: scale(1.02);
}

.item-block__content {
   display: flex;
   flex-direction: column;
   gap: var(--space-xs);
}

.item-block__title {
   font-size: var(--fs-h4);
   font-family: var(--wuli-fbe);
   line-height: var(--lh-tight);
}

.item-block__title a {
   text-decoration: none;
   color: var(--ink);
}

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

.item-block__price {
   font-family: var(--wuli-ba9);
   font-size: var(--fs-body);
   font-weight: 500;
   color: var(--ink);
   background-color: var(--surface);
   padding: 0.35rem 0.65rem;
   border-radius: var(--radius-sm);
   display: inline-block;
   align-self: flex-start;
   border: 1px solid var(--surface-2);
}

.item-block__desc {
   font-size: var(--fs-body-sm);
   color: var(--ink-soft);
   margin-block-end: 0;
}

.item-block__actions {
   display: flex;
   flex-wrap: wrap;
   align-items: center;
   gap: 0.65rem;
   margin-block-start: auto;
   padding-block-start: var(--space-xs);
   border-block-start: 1px solid var(--surface-2);
}

.spec-list {
   list-style: none;
   padding: 0;
   margin: var(--space-md) 0;
   border-block-start: 1px solid var(--line);
   max-width: 100%;
}

.spec-row {
   display: flex;
   justify-content: space-between;
   align-items: baseline;
   padding-block: 0.65rem;
   border-block-end: 1px solid var(--surface-2);
   gap: var(--space-md);
}

.spec-label {
   font-size: var(--fs-body-sm);
   color: var(--ink-soft);
   text-transform: uppercase;
   letter-spacing: var(--ls-caps);
   font-family: var(--wuli-4d3);
   font-weight: 600;
}

.spec-value {
   font-size: var(--fs-body-sm);
   color: var(--ink);
   text-align: right;
   font-family: var(--wuli-ba9);
}

.data-table-wrap {
   width: 100%;
   overflow-x: auto;
   margin-block: var(--space-md);
   border: 1px solid var(--line);
   border-radius: var(--radius-sm);
   background-color: var(--ground);
}

.data-table {
   width: 100%;
   border-collapse: collapse;
   text-align: left;
   font-size: var(--fs-body-sm);
}

.data-table th,
.data-table td {
   padding: 0.85rem 1rem;
   border-block-end: 1px solid var(--surface-2);
   vertical-align: top;
}

.data-table th {
   background-color: var(--surface);
   font-family: var(--wuli-4d3);
   font-weight: 600;
   color: var(--ink);
   letter-spacing: var(--ls-caps);
   font-size: var(--fs-caption);
   text-transform: uppercase;
}

.data-table tr:last-child td {
   border-block-end: 0;
}

.data-table tr:hover td {
   background-color: #FAFAFA;
}

.annotated-diagram {
   position: relative;
   background-color: var(--surface);
   border: 1px solid var(--line);
   border-radius: var(--radius-md);
   padding: clamp(1.5rem, 3vw, 2.5rem);
   margin-block: var(--space-lg);
   overflow: hidden;
}

.annotated-diagram__figure {
   position: relative;
   display: block;
   max-width: 820px;
   margin-inline: auto;
}

.annotated-diagram__figure img {
   width: 100%;
   height: auto;
   border-radius: var(--radius-sm);
   border: 1px solid var(--surface-2);
}

.annotation-callout {
   position: absolute;
   background-color: var(--ground);
   border: 1px solid var(--line);
   border-radius: var(--radius-sm);
   padding: 0.65rem 0.95rem;
   box-shadow: var(--shadow-card);
   max-width: 240px;
   pointer-events: auto;
}

.annotation-callout__title {
   font-family: var(--wuli-ba9);
   font-size: var(--fs-caption);
   font-weight: 600;
   color: var(--ink);
   margin-block-end: 0.2rem;
   text-transform: uppercase;
   letter-spacing: var(--ls-mono);
}

.annotation-callout__desc {
   font-size: var(--fs-meta);
   color: var(--ink-soft);
   line-height: 1.35;
   margin-block-end: 0;
}

.callout-p1 { top: 12%; left: 4%; }
.callout-p2 { top: 40%; right: 4%; }
.callout-p3 { bottom: 14%; left: 6%; }

@media (max-width: 768px) {
   .annotation-callout {
      position: static;
      max-width: 100%;
      margin-block-start: var(--space-xs);
   }
}

.form-shell {
   background-color: var(--ground);
   border: 1px solid var(--line);
   border-radius: var(--radius-sm);
   padding: clamp(1.4rem, 2.8vw, 2.6rem);
}

.form-grid {
   display: grid;
   grid-template-columns: repeat(2, minmax(0, 1fr));
   gap: var(--space-sm);
}

@media (max-width: 640px) {
   .form-grid {
      grid-template-columns: minmax(0, 1fr);
   }
}

.form-group {
   display: flex;
   flex-direction: column;
   gap: 0.35rem;
   margin-block-end: var(--space-sm);
}

.form-group-full {
   grid-column: 1 / -1;
}

.form-label {
   font-size: var(--fs-body-sm);
   font-weight: 600;
   color: var(--ink);
   display: flex;
   align-items: center;
   justify-content: space-between;
}

.form-label-hint {
   font-size: var(--fs-caption);
   color: var(--ink-soft);
   font-weight: 400;
}

.form-input,
.form-select,
.form-textarea {
   width: 100%;
   padding: 0.75rem 0.95rem;
   min-height: 48px;
   background-color: var(--ground);
   border: 1px solid var(--line);
   border-radius: var(--radius-sm);
   font-size: var(--fs-body);
   color: var(--ink);
   transition: border-color var(--trans-fast), background-color var(--trans-fast);
}

@media (max-width: 48rem) {
   input, select, textarea,
   .form-input, .form-select, .form-textarea {
      font-size: max(16px, 1rem) !important;
   }
}

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

.form-input:focus-visible,
.form-select:focus-visible,
.form-textarea:focus-visible {
   border-color: var(--accent);
   outline: 2px solid var(--accent);
   outline-offset: 2px;
}

.form-textarea {
   min-height: 110px;
   resize: vertical;
}

.form-group.has-error .form-input,
.form-group.has-error .form-select,
.form-group.has-error .form-textarea {
   border-color: #A82424;
}

.field-error {
   display: none;
   font-size: var(--fs-caption);
   color: #A82424;
   margin-block-start: 0.2rem;
}

.form-group.has-error .field-error {
   display: block;
}

.form-checkbox {
   display: flex;
   align-items: flex-start;
   gap: 0.65rem;
   margin-block: var(--space-sm);
}

.form-checkbox input[type='checkbox'] {
   width: 18px;
   height: 18px;
   margin-block-start: 0.2rem;
   accent-color: var(--accent);
   cursor: pointer;
   flex-shrink: 0;
}

.form-checkbox label {
   font-size: var(--fs-body-sm);
   color: var(--ink-soft);
   line-height: 1.4;
   cursor: pointer;
}

.form-status {
   padding: 0.85rem 1.1rem;
   border-radius: var(--radius-sm);
   margin-block-start: var(--space-sm);
   font-size: var(--fs-body-sm);
   display: none;
}

.form-status.is-success {
   display: block;
   background-color: #EDF5ED;
   border: 1px solid #7CB37C;
   color: #1A4D1A;
}

.form-status.is-error {
   display: block;
   background-color: #FAEDED;
   border: 1px solid #E08B8B;
   color: #7D1A1A;
}

.site-footer {
   background-color: var(--surface);
   border-block-start: 1px solid var(--line);
   padding-block: var(--space-md);
   margin-block-start: auto;
   color: var(--ink);
}

.site-footer__main {
   display: grid;
   grid-template-columns: minmax(0, 2fr) minmax(0, 1.2fr) minmax(0, 1.2fr);
   gap: var(--space-md);
   padding-inline: var(--pad-gutter);
   max-width: var(--max-width);
   margin-inline: auto;
}

@media (max-width: 900px) {
   .site-footer__main {
      grid-template-columns: minmax(0, 1fr);
      gap: var(--space-md);
   }
}

.footer-col__brand {
   display: flex;
   flex-direction: column;
   gap: var(--space-sm);
}

.footer-col__brand .brand img {
   height: 2.35rem;
}

.footer-col__title {
   font-family: var(--wuli-4d3);
   font-size: var(--fs-body-sm);
   font-weight: 600;
   text-transform: uppercase;
   letter-spacing: var(--ls-caps);
   color: var(--ink);
   margin-block-end: var(--space-xs);
}

.footer-links {
   list-style: none;
   padding: 0;
   margin: 0;
   display: flex;
   flex-direction: column;
   gap: 0.5rem;
}

.footer-links a {
   font-size: var(--fs-body-sm);
   color: var(--ink-soft);
   text-decoration: none;
   transition: color var(--trans-fast);
   min-height: 44px;
   display: inline-flex;
   align-items: center;
}

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

.footer-legal-row {
   border-block-start: 1px solid var(--line);
   margin-block-start: var(--space-sm);
   padding-block-start: var(--space-xs);
   padding-inline: var(--pad-gutter);
   max-width: var(--max-width);
   margin-inline: auto;
   display: flex;
   flex-wrap: wrap;
   align-items: center;
   justify-content: space-between;
   gap: var(--space-sm);
   font-size: var(--fs-caption);
   color: var(--ink-soft);
}

.footer-legal-links {
   display: flex;
   flex-wrap: wrap;
   gap: clamp(0.75rem, 1.4vw, 1.4rem);
   list-style: none;
   padding: 0;
   margin: 0;
}

.footer-legal-links a {
   color: var(--ink-soft);
   text-decoration: none;
   min-height: 44px;
   display: inline-flex;
   align-items: center;
}

.footer-legal-links a:hover {
   color: var(--accent);
   text-decoration: underline;
}

.footer-btn-reopen {
   background: none;
   border: 1px solid transparent;
   border-radius: var(--radius-sm);
   padding: 0.5rem 0.75rem;
   font: inherit;
   font-size: var(--fs-caption);
   color: var(--ink-soft);
   text-decoration: underline;
   cursor: pointer;
   min-height: 48px;
   display: inline-flex;
   align-items: center;
   transition: color var(--trans-fast), border-color var(--trans-fast);
}

.footer-btn-reopen:hover {
   color: var(--accent);
}

.consent-banner {
   position: fixed;
   bottom: 0;
   left: 0;
   right: 0;
   background-color: var(--ink);
   color: var(--ground);
   border-block-start: 1px solid var(--surface-2);
   z-index: var(--z-consent);
   padding-block: 0.75rem;
   padding-inline: var(--pad-gutter);
   box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.15);
   display: none;
}

.consent-banner.is-visible {
   display: block;
}

.consent-banner__inner {
   max-width: var(--max-width);
   margin-inline: 0;
   margin-inline-end: auto;
   display: flex;
   align-items: center;
   justify-content: space-between;
   gap: var(--space-md);
   flex-wrap: wrap;
}

.consent-banner__text {
   font-size: var(--fs-caption);
   line-height: 1.4;
   margin: 0;
   color: #DEDEDE;
   max-width: 62ch;
}

.consent-banner__text a {
   color: var(--ground);
   text-decoration: underline;
}

.consent-banner__actions {
   display: flex;
   align-items: center;
   gap: 0.65rem;
   flex-shrink: 0;
}

.consent-btn-allow {
   background-color: var(--accent);
   color: var(--accent-ink);
   border: 1px solid var(--accent);
   padding: 0.65rem 1.25rem;
   font-size: var(--fs-body-sm);
   font-weight: 600;
   border-radius: var(--radius-sm);
   cursor: pointer;
   min-height: 48px;
   box-shadow: var(--shadow-subtle);
   transition: background-color var(--trans-fast);
}

.consent-btn-allow:hover {
   background-color: #2B456F;
}

.consent-btn-allow:active {
   background-color: #1E3252;
}

.consent-btn-decline {
   background-color: transparent;
   color: #DEDEDE;
   border: 1px solid var(--line);
   padding: 0.65rem 1.15rem;
   font-size: var(--fs-body-sm);
   font-weight: 600;
   border-radius: var(--radius-sm);
   cursor: pointer;
   min-height: 48px;
   box-shadow: var(--shadow-subtle);
   transition: border-color var(--trans-fast), color var(--trans-fast);
}

.consent-btn-decline:hover {
   border-color: var(--ground);
   color: var(--ground);
}

.consent-btn-decline:active {
   background-color: rgba(255, 255, 255, 0.08);
}

.chat-launcher {
   position: fixed;
   bottom: 1.25rem;
   right: clamp(1rem, 2.5vw, 2.5rem);
   height: 50px;
   padding: 0 1.2rem;
   background-color: var(--ink);
   color: var(--ground);
   border: 1px solid var(--surface-2);
   border-radius: 25px;
   display: flex;
   align-items: center;
   gap: 0.55rem;
   font-size: var(--fs-caption);
   font-weight: 600;
   cursor: pointer;
   box-shadow: var(--shadow-card);
   z-index: var(--z-chat);
   transition: background-color var(--trans-fast), transform var(--trans-fast), bottom var(--trans-smooth);
}

.chat-launcher:hover {
   background-color: var(--accent);
   transform: translateY(-2px);
}

.chat-launcher:active {
   background-color: #203554;
   transform: translateY(1px);
}

.chat-launcher:focus-visible {
   outline: 2px solid var(--accent);
   outline-offset: 3px;
}

.chat-launcher .icon {
   width: 18px;
   height: 18px;
}

.chat-launcher__badge {
   background-color: #D93838;
   color: #FFFFFF;
   font-size: 0.7rem;
   font-weight: 700;
   padding: 0.15rem 0.4rem;
   border-radius: 10px;
   display: none;
}

.chat-launcher__badge.has-unread {
   display: inline-block;
}

body.banner-active .chat-launcher {
   bottom: 5.5rem;
}

@media (max-width: 640px) {
   body.banner-active .chat-launcher {
      bottom: 7.5rem;
   }
}

.chat-panel {
   position: fixed;
   bottom: 4.8rem;
   right: clamp(1rem, 2.5vw, 2.5rem);
   width: min(380px, calc(100vw - 2rem));
   height: min(520px, calc(100vh - 6rem));
   background-color: var(--ground);
   border: 1px solid var(--line);
   border-radius: var(--radius-md);
   box-shadow: var(--shadow-lift);
   z-index: var(--z-chat);
   display: none;
   flex-direction: column;
   overflow: hidden;
}

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

.chat-panel__header {
   background-color: var(--ink);
   color: var(--ground);
   padding: 0.85rem 1.1rem;
   display: flex;
   align-items: center;
   justify-content: space-between;
}

.chat-panel__title {
   font-size: var(--fs-body-sm);
   font-weight: 600;
   margin: 0;
}

.chat-panel__close {
   background: none;
   border: none;
   color: var(--ground);
   cursor: pointer;
   padding: 0.25rem;
   display: flex;
   align-items: center;
   justify-content: center;
   min-height: 44px;
   min-width: 44px;
}

.chat-panel__close:hover {
   color: var(--surface-2);
}

.chat-panel__body {
   flex: 1;
   padding: 1rem;
   overflow-y: auto;
   display: flex;
   flex-direction: column;
   gap: 0.75rem;
   background-color: #FAFAFA;
}

.chat-msg {
   max-width: 82%;
   padding: 0.65rem 0.85rem;
   border-radius: var(--radius-sm);
   font-size: var(--fs-caption);
   line-height: 1.4;
}

.chat-msg--bot {
   background-color: var(--surface);
   color: var(--ink);
   align-self: flex-start;
   border: 1px solid var(--surface-2);
}

.chat-msg--user {
   background-color: var(--accent);
   color: var(--accent-ink);
   align-self: flex-end;
}

.chat-panel__footer {
   padding: 0.75rem;
   border-block-start: 1px solid var(--line);
   background-color: var(--ground);
   display: flex;
   gap: 0.5rem;
}

.chat-input {
   flex: 1;
   padding: 0.55rem 0.75rem;
   font-size: var(--fs-caption);
   border: 1px solid var(--line);
   border-radius: var(--radius-sm);
   min-height: 44px;
}

.chat-send-btn {
   background-color: var(--accent);
   color: var(--accent-ink);
   border: none;
   padding: 0 1rem;
   border-radius: var(--radius-sm);
   font-size: var(--fs-caption);
   font-weight: 600;
   cursor: pointer;
   min-height: 44px;
   transition: background-color var(--trans-fast);
}

.chat-send-btn:hover {
   background-color: #2C4772;
}

.chat-send-btn:active {
   background-color: #1E3353;
}