:root {
  --paper: #ffffff;
  --ink: #17181a;
  --muted: #696b70;
  --accent: #e94130;
  --line: #dedee0;
  --panel: #f2f2f3;
  --max: 1392px;
  --font: Arial, Helvetica, "PingFang SC", "Microsoft YaHei", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--paper); -webkit-font-smoothing: antialiased; }
body:has(dialog[open]) { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; color: inherit; border: 0; }
a, button, input, select, textarea { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, [tabindex]:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
img, svg { display: block; max-width: 100%; }
h1, h2, h3, p { margin: 0; }
[hidden] { display: none !important; }
::selection { color: #ffffff; background: var(--accent); }
.section_shell { max-width: var(--max); width: calc(100% - 112px); margin-inline: auto; }
.section_space { padding-block: 94px; }
.skip_link { position: absolute; top: -100px; left: 20px; z-index: 30; padding: 14px; color: #ffffff; background: var(--ink); }
.skip_link:focus { top: 10px; }
.preview_bar { height: 28px; padding-inline: 56px; display: flex; align-items: center; gap: 8px; background: #eeeeef; color: #65666b; font: 9px/1.5 monospace; letter-spacing: .6px; }
.preview_dot { width: 4px; height: 4px; background: var(--accent); }
.preview_right { margin-left: auto; }
.site_header { position: sticky; top: 0; z-index: 10; background: #ffffff; border-bottom: 1px solid var(--line); }
.header_inner { max-width: var(--max); width: calc(100% - 112px); margin: auto; height: 88px; display: flex; align-items: center; gap: 40px; }
.brand { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.brand_mark { color: var(--accent); font-size: 47px; font-weight: 900; letter-spacing: -13px; padding-right: 12px; transform: skew(-10deg); line-height: 1; }
.brand > span:last-child { font-size: 30px; font-weight: 900; letter-spacing: -1.7px; line-height: 1; }
.brand_sub { display: block; font-size: 8px; font-weight: 500; letter-spacing: 2.4px; margin-top: 6px; }
.desktop_nav { display: flex; align-items: center; gap: 32px; margin-left: auto; margin-right: 25px; }
.desktop_nav a { font-size: 12px; padding-block: 20px; }
.desktop_nav a:hover, .text_link:hover { color: var(--accent); }
.header_actions { display: flex; align-items: center; gap: 25px; }
.language_button { background: transparent; min-width: 44px; min-height: 44px; padding: 8px 0; display: flex; align-items: center; justify-content: center; gap: 10px; font-size: 11px; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: space-between; gap: 36px; padding: 0 24px; font-size: 12px; font-weight: 700; border: 1px solid transparent; transition: background .18s, color .18s; }
.button > span:last-child { font-size: 22px; font-weight: 400; }
.button_dark { background: var(--ink); color: #ffffff; }
.button_dark:hover { background: var(--accent); }
.button_accent { background: var(--accent); color: #ffffff; }
.button_accent:hover { background: #c82d20; }
.button_small { min-height: 42px; padding-inline: 18px; gap: 26px; }
.header_quote { background: var(--accent); }
.menu_button { display: none; min-height: 44px; min-width: 44px; background: none; padding: 10px; }
.menu_button span { display: block; width: 24px; height: 2px; margin-block: 6px; background: var(--ink); }
.mobile_nav { padding: 10px 24px 24px; border-top: 1px solid var(--line); }
.mobile_nav a { display: block; padding-block: 16px; border-bottom: 1px solid var(--line); font-size: 15px; }
/* Wide industrial hero: photographic background, condensed typography, restrained signal colour. */
.hero { position: relative; background: #111214; color: #ffffff; overflow: hidden; }
.hero_visual { position: absolute; top: 0; bottom: 0; right: 0; width: 69%; }
.hero_visual > img { height: 100%; width: 100%; object-fit: cover; object-position: 57% 46%; filter: grayscale(1) brightness(.68) contrast(1.13); }
.hero_visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, #111214 0%, #11121475 25%, #11121400 70%); }
.hero_inner { position: relative; min-height: 626px; padding-top: 63px; display: flex; flex-direction: column; }
.hero_copy { position: relative; z-index: 1; max-width: 640px; padding-bottom: 64px; }
.eyebrow { display: flex; align-items: center; gap: 13px; font-family: monospace; font-size: 10px; font-weight: 500; letter-spacing: .5px; line-height: 1.65; }
.status_square { display: block; width: 7px; height: 7px; background: var(--accent); flex-shrink: 0; }
.hero .eyebrow { color: #cbcbce; }
h1 { font-family: Impact, "Arial Narrow", "Helvetica Neue", Arial, sans-serif; font-size: clamp(98px, 10.8vw, 164px); font-weight: 900; line-height: .93; letter-spacing: -3px; margin-top: 30px; }
.hero_last { color: var(--accent); }
.hero_description { font-size: 14px; line-height: 1.85; max-width: 365px; color: #ceced1; margin-top: 27px; }
.hero_buttons { display: flex; align-items: center; gap: 32px; margin-top: 29px; }
.text_link { display: inline-flex; align-items: center; gap: 22px; font-size: 12px; font-weight: 600; padding-block: 12px; }
.text_link > span:last-child { font-size: 20px; font-weight: 400; }
.hero_buttons .text_link { color: #ffffff; }
.hero_buttons .text_link:hover { color: var(--accent); }
.hero_baseline { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid #ffffff35; padding-block: 21px; margin-top: auto; font-family: monospace; color: #bababe; font-size: 8px; letter-spacing: .7px; gap: 25px; }
.hero_baseline a { display: flex; align-items: center; gap: 22px; }
.hero_baseline a > span:last-child { font-size: 18px; }
.image_caption { position: absolute; right: 55px; top: 24px; color: #d0d0d4; font: 7px/1.5 monospace; letter-spacing: 1.5px; z-index: 1; }
.visual_serial { position: absolute; right: 55px; bottom: 102px; display: flex; align-items: flex-end; gap: 14px; z-index: 1; color: #ffffff; }
.visual_serial > span:first-child { font-size: 40px; font-weight: 900; letter-spacing: -2px; writing-mode: vertical-rl; }
.visual_serial > span:last-child { font: 8px/1.7 monospace; letter-spacing: 1px; writing-mode: vertical-rl; }
.capability_strip { border-bottom: 1px solid var(--line); }
.strip_inner { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.strip_inner > a { display: flex; align-items: center; gap: 20px; padding: 30px 30px 30px 0; min-width: 0; }
.strip_inner > a + a { border-left: 1px solid var(--line); padding-left: 30px; }
.strip_number { font: 11px/1 monospace; color: var(--accent); align-self: flex-start; padding-top: 4px; }
.strip_label { display: block; font-size: 19px; font-weight: 600; letter-spacing: -.5px; }
.strip_description { display: block; margin-top: 7px; color: var(--muted); font: 8px/1.4 monospace; letter-spacing: .6px; }
.strip_arrow { margin-left: auto; font-size: 23px; }
.strip_inner > a:hover .strip_label { color: var(--accent); }
.section_heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 33px; }
.section_index { color: var(--accent); }
h2 { font-size: 45px; font-weight: 800; line-height: 1.05; letter-spacing: -1.8px; margin-top: 21px; }
.section_intro { font-size: 12px; line-height: 1.85; color: var(--muted); max-width: 290px; }
.product_toolbar { border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 18px; margin-bottom: 28px; }
.filter_list { display: flex; gap: 30px; }
.filter_button { min-height: 48px; padding: 12px 0 16px; background: none; color: var(--muted); border-bottom: 3px solid transparent; font-size: 12px; }
.filter_button.is_active { color: var(--ink); border-bottom-color: var(--accent); font-weight: 600; }
.product_count { font: 9px/1.5 monospace; color: var(--muted); letter-spacing: .6px; white-space: nowrap; }
.product_grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.product_card { min-width: 0; }
.product_image { position: relative; background: var(--panel); aspect-ratio: 1.27; overflow: hidden; }
.product_image img { width: 100%; height: 100%; object-fit: contain; transition: transform .3s; }
.product_card:hover .product_image img { transform: scale(1.04); }
.product_kicker, .product_number { position: absolute; top: 18px; color: #66666d; font: 8px/1.5 monospace; letter-spacing: .7px; }
.product_kicker { left: 18px; }
.product_number { right: 18px; }
.product_body { padding-top: 23px; }
.product_body h3 { font-weight: 700; font-size: 21px; letter-spacing: -.7px; }
.product_body > p { color: var(--muted); font-size: 12px; line-height: 1.85; margin-top: 13px; max-width: 330px; min-height: 45px; }
.product_bottom { margin-top: 23px; padding-block: 13px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 15px; }
.product_bottom > span { font: 8px/1.5 monospace; color: var(--muted); letter-spacing: .7px; }
.product_detail_button { display: inline-flex; gap: 18px; align-items: center; justify-content: space-between; min-height: 44px; background: none; padding: 0; font-size: 11px; font-weight: 600; }
.product_detail_button > span:last-child { font-size: 21px; color: var(--accent); }
.product_detail_button:hover { color: var(--accent); }
.sample_note { color: var(--muted); font-size: 10px; line-height: 1.8; margin-top: 22px; }
/* Technical application spread, with a left-hand drawing and a right-hand specification panel. */
.applications_section { background: var(--panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.application_layout { margin-top: 39px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 0; }
.application_image { background: #343436; position: relative; min-height: 370px; overflow: hidden; }
.application_image img { width: 100%; height: 100%; object-fit: cover; }
.technical_label { position: absolute; bottom: 24px; left: 24px; color: #d3d3d5; font: 7px/1.5 monospace; letter-spacing: 1px; }
.application_content { background: #ffffff; padding: 30px 38px 35px; }
.application_tabs { display: flex; gap: 22px; overflow-x: auto; border-bottom: 1px solid var(--line); }
.application_tab { padding: 6px 0 15px; min-height: 44px; border-bottom: 2px solid transparent; background: none; color: var(--muted); white-space: nowrap; font-size: 10px; }
.application_tab.is_active { color: var(--ink); border-color: var(--accent); }
.application_number { display: block; color: var(--accent); font: 9px/1.5 monospace; margin-top: 30px; }
#application_panel h3 { font-weight: 700; font-size: 30px; line-height: 1.1; letter-spacing: -1px; max-width: 370px; margin-top: 17px; }
#application_panel p { color: var(--muted); font-size: 12px; line-height: 1.85; margin-top: 17px; max-width: 370px; }
.material_tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 21px; }
.material_tags span { font: 9px/1.5 monospace; color: #55565c; border-bottom: 1px solid #cacace; padding: 5px 0; margin-right: 10px; }
.light_link { margin-top: 18px; }
.approach_section { display: grid; grid-template-columns: 1fr 1fr; gap: 95px; }
.approach_copy h2 { font-size: 40px; }
.approach_copy > p { font-size: 13px; line-height: 1.9; color: var(--muted); max-width: 360px; margin-top: 24px; }
.approach_copy > .text_link { margin-top: 18px; }
.engineering_note { display: flex; align-items: center; gap: 12px; font: 8px/1.6 monospace; color: var(--muted); margin-top: 46px; }
.engineering_rule { height: 3px; width: 24px; background: var(--accent); }
.process_list { padding-top: 6px; }
.process_list article { display: flex; align-items: flex-start; gap: 25px; border-top: 1px solid var(--line); padding-block: 28px; }
.process_number { font: 12px/1.6 monospace; color: var(--accent); }
.process_list h3 { font-size: 18px; font-weight: 700; letter-spacing: -.4px; }
.process_list p { color: var(--muted); font-size: 12px; line-height: 1.9; max-width: 310px; margin-top: 12px; }
.process_arrow { font-size: 21px; margin-left: auto; }
/* Enquiry block: signal-red title area, white form with conventional labelled fields. */
.contact_section { background: #eeeeef; border-top: 1px solid var(--line); }
.contact_layout { display: grid; grid-template-columns: .95fr 1.05fr; width: 100%; max-width: none; }
.contact_copy { padding: 67px 50px 67px max(56px, calc((100vw - var(--max))/2)); background: var(--accent); color: #ffffff; }
.contact_copy .status_square { background: #ffffff; }
.contact_copy h2 { font-size: clamp(42px, 4.55vw, 68px); line-height: .99; letter-spacing: -2.5px; margin-top: 34px; }
.contact_copy > p { font-size: 13px; line-height: 1.85; margin-top: 27px; color: #ffffffde; }
.contact_note { display: flex; gap: 13px; max-width: 310px; font-size: 10px; line-height: 1.8; color: #ffffffd9; margin-top: 43px; }
.contact_note > span:first-child { font-size: 23px; }
.inquiry_form { padding: 67px max(56px, calc((100vw - var(--max))/2)) 52px 55px; }
.form_row { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
label { display: flex; flex-direction: column; gap: 11px; font-size: 11px; font-weight: 600; margin-bottom: 24px; }
input, select, textarea { width: 100%; border: 1px solid #cbcbcf; border-radius: 0; color: var(--ink); background: #ffffff; padding: 13px 12px; font-size: 12px; line-height: 1.5; }
input, select { min-height: 45px; }
input::placeholder, textarea::placeholder { color: #8b8c92; font-size: 11px; }
textarea { resize: vertical; min-height: 100px; }
select { cursor: pointer; }
.form_bottom { display: flex; gap: 20px; align-items: center; justify-content: space-between; }
.form_bottom > p { max-width: 190px; color: var(--muted); font-size: 9px; line-height: 1.8; }
.form_bottom > .button { flex-shrink: 0; gap: 23px; }
.form_status { margin-top: 15px; font-size: 11px; line-height: 1.8; }
.site_footer { padding-top: 48px; background: #151618; color: #ffffff; overflow: hidden; }
.footer_top { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer_tagline { font-size: 12px; color: #ababaf; }
.back_top { display: flex; gap: 22px; font-size: 11px; }
.footer_bottom { display: flex; justify-content: space-between; gap: 25px; border-top: 1px solid #3d3d42; color: #9d9da3; font: 8px/1.8 monospace; padding-top: 22px; margin-top: 35px; }
.footer_wordmark { font-family: Arial, sans-serif; font-size: clamp(100px, 20.2vw, 310px); font-weight: 900; letter-spacing: -.07em; line-height: .85; margin-top: 57px; margin-left: -10px; color: #2b2c30; white-space: nowrap; }
.footer_wordmark span { display: inline-block; vertical-align: top; margin: 7px 0 0 12px; font-size: 19px; letter-spacing: 0; }
dialog { border: 0; width: min(730px, calc(100% - 32px)); max-height: calc(100dvh - 48px); padding: 42px; background: #ffffff; color: var(--ink); overflow-y: auto; }
dialog::backdrop { background: #09090ac9; }
.dialog_close { position: absolute; right: 10px; top: 8px; width: 44px; height: 44px; background: none; font-size: 30px; }
.detail_dialog img { max-height: 240px; width: 100%; background: var(--panel); margin-bottom: 25px; }
.detail_dialog h2, .inquiry_dialog h2 { font-size: 32px; }
.detail_dialog p, .inquiry_dialog > p { font-size: 13px; line-height: 1.9; color: var(--muted); margin-top: 18px; }
.detail_facts { margin-block: 25px; }
.detail_facts > div { display: flex; justify-content: space-between; gap: 30px; border-top: 1px solid var(--line); padding-block: 14px; font-size: 12px; }
.detail_facts dt { color: var(--muted); }
.detail_facts dd { margin: 0; text-align: right; }
.detail_dialog .sample_note { font-size: 10px; margin-bottom: 22px; }
.inquiry_dialog pre { font: 12px/1.9 var(--font); white-space: pre-wrap; overflow-wrap: anywhere; border: 1px solid var(--line); padding: 18px; margin-block: 23px; }
.inquiry_dialog .button { width: 100%; }
html[lang="zh-CN"] h1 { font-family: var(--font); font-size: clamp(68px, 7vw, 110px); line-height: 1.1; letter-spacing: -4px; }
html[lang="zh-CN"] h2 { line-height: 1.2; letter-spacing: -1px; }
@media (min-width: 1600px) {
  .hero_inner { min-height: 710px; padding-top: 83px; }
  h1 { font-size: 168px; }
  .hero_copy { padding-bottom: 80px; }
  .hero_description { font-size: 15px; max-width: 385px; }
}
@media (max-width: 1150px) {
  .section_shell, .header_inner { width: calc(100% - 64px); }
  .preview_bar { padding-inline: 32px; }
  .header_inner { gap: 24px; height: 80px; }
  .desktop_nav { gap: 20px; margin-right: 0; }
  .header_actions { gap: 17px; }
  .hero_inner { min-height: 600px; }
  .image_caption, .visual_serial { right: 32px; }
  .strip_inner > a { gap: 15px; padding-right: 22px; }
  .strip_inner > a + a { padding-left: 22px; }
  .strip_label { font-size: 17px; }
  .strip_description { font-size: 7px; }
  h2 { font-size: 39px; }
  .product_grid { gap: 20px; }
  .product_body h3 { font-size: 18px; }
  .application_content { padding-inline: 27px; }
  .application_tabs { gap: 17px; }
  .application_tab { font-size: 9px; }
  .approach_section { gap: 45px; }
  .approach_copy h2 { font-size: 34px; }
  .contact_copy { padding-left: 32px; padding-right: 32px; }
  .inquiry_form { padding-left: 32px; padding-right: 32px; }
}
@media (max-width: 860px) {
  .desktop_nav { display: none; }
  .header_actions { margin-left: auto; gap: 20px; }
  .menu_button { display: block; }
  .hero_inner { min-height: 570px; padding-top: 54px; }
  h1 { font-size: 110px; }
  .hero_copy { max-width: 530px; }
  .hero_visual { width: 80%; }
  .hero_visual > img { filter: grayscale(1) brightness(.5); }
  .hero_description { font-size: 13px; max-width: 330px; }
  .visual_serial { display: none; }
  .section_space { padding-block: 70px; }
  .strip_inner > a { gap: 12px; padding-block: 25px; }
  .strip_label { font-size: 14px; }
  .strip_description { font-size: 6px; letter-spacing: 0; }
  .strip_arrow { font-size: 17px; }
  .strip_number { font-size: 9px; }
  .section_heading { gap: 25px; }
  h2 { font-size: 33px; }
  .section_intro { max-width: 225px; font-size: 11px; }
  .product_grid { gap: 15px; }
  .product_body h3 { font-size: 16px; }
  .product_body > p { font-size: 11px; min-height: 61px; }
  .product_kicker, .product_number { font-size: 6px; top: 13px; }
  .product_kicker { left: 12px; }
  .product_number { right: 12px; }
  .product_bottom { flex-wrap: wrap; gap: 2px; }
  .product_detail_button { width: 100%; }
  .application_layout { grid-template-columns: 1fr 1fr; }
  .application_content { padding-inline: 22px; }
  .application_image { min-height: 380px; }
  .application_image img { object-fit: cover; }
  #application_panel h3 { font-size: 25px; }
  .approach_section { gap: 35px; }
  .approach_copy h2 { font-size: 30px; }
  .process_list article { gap: 15px; }
  .process_list h3 { font-size: 16px; }
  .contact_layout { grid-template-columns: .85fr 1.15fr; }
  .contact_copy h2 { font-size: 45px; }
  .contact_copy { padding: 53px 28px 53px 32px; }
  .inquiry_form { padding: 53px 32px 40px 28px; }
  .form_row { gap: 14px; }
  .form_bottom { flex-direction: column; align-items: stretch; }
  .form_bottom > p { max-width: none; }
  .footer_bottom > span:last-child { display: none; }
}
@media (max-width: 620px) {
  html { scroll-padding-top: 85px; }
  .section_shell, .header_inner { width: calc(100% - 40px); }
  .preview_bar { height: 25px; padding-inline: 20px; font-size: 6px; letter-spacing: .3px; }
  .preview_right { display: none; }
  .header_inner { height: 72px; gap: 15px; }
  .brand > span:last-child { font-size: 26px; }
  .brand_mark { font-size: 39px; }
  .brand_sub { font-size: 6px; letter-spacing: 2px; }
  .header_actions { gap: 10px; }
  .header_quote { display: none; }
  .hero_inner { min-height: 640px; padding-top: 46px; }
  .hero_visual { width: 100%; }
  .hero_visual > img { object-position: 57% center; filter: grayscale(1) brightness(.39); }
  .hero_visual::after { background: #10111335; }
  .image_caption { top: auto; bottom: 91px; left: 20px; right: auto; font-size: 6px; color: #b5b5bb; }
  .hero_copy { max-width: 100%; padding-bottom: 93px; }
  .hero .eyebrow { font-size: 8px; letter-spacing: .7px; }
  h1 { font-size: clamp(78px, 19.7vw, 120px); letter-spacing: -2px; margin-top: 28px; }
  .hero_description { font-size: 13px; margin-top: 27px; max-width: 310px; }
  .hero_buttons { margin-top: 28px; gap: 22px; flex-wrap: wrap; }
  .hero_buttons .button { min-height: 50px; font-size: 11px; padding-inline: 18px; gap: 20px; }
  .hero_buttons .text_link { font-size: 11px; gap: 10px; }
  .hero_baseline { font-size: 6px; letter-spacing: 0; padding-block: 18px; gap: 10px; }
  .hero_baseline a { gap: 12px; }
  .hero_baseline a > span:first-child { display: none; }
  .strip_inner { width: 100%; }
  .strip_inner > a { padding: 20px 12px; flex-wrap: wrap; align-content: flex-start; gap: 12px; }
  .strip_inner > a + a { padding-left: 12px; }
  .strip_number { padding-top: 0; font-size: 8px; width: 100%; }
  .strip_label { font-size: 13px; letter-spacing: -.3px; }
  .strip_description { display: none; }
  .strip_arrow { display: none; }
  .section_space { padding-block: 57px; }
  .section_heading { display: block; margin-bottom: 25px; }
  .eyebrow { font-size: 9px; gap: 10px; }
  h2 { font-size: 33px; letter-spacing: -1.3px; margin-top: 18px; }
  .section_intro { font-size: 12px; margin-top: 20px; max-width: 100%; }
  .product_toolbar { margin-bottom: 24px; gap: 10px; }
  .filter_list { gap: 21px; }
  .filter_button { font-size: 10px; min-height: 48px; }
  .product_count { font-size: 7px; letter-spacing: 0; }
  .product_grid { grid-template-columns: 1fr; gap: 32px; }
  .product_image { aspect-ratio: 1.3; }
  .product_kicker, .product_number { font-size: 8px; top: 18px; }
  .product_kicker { left: 18px; }
  .product_number { right: 18px; }
  .product_body { padding-top: 21px; }
  .product_body h3 { font-size: 23px; }
  .product_body > p { font-size: 12px; min-height: 0; margin-top: 11px; max-width: 100%; }
  .product_bottom { flex-wrap: nowrap; margin-top: 19px; padding-block: 4px; }
  .product_detail_button { width: auto; font-size: 11px; gap: 20px; }
  .sample_note { font-size: 10px; margin-top: 26px; }
  .application_layout { grid-template-columns: 1fr; margin-top: 26px; }
  .application_image { min-height: 0; aspect-ratio: 1.35; }
  .application_content { padding: 25px 20px 29px; }
  .application_tabs { gap: 20px; }
  .application_tab { font-size: 9px; }
  #application_panel h3 { font-size: 27px; max-width: 300px; }
  #application_panel p { max-width: none; }
  .technical_label { left: 20px; bottom: 18px; font-size: 6px; }
  .approach_section { grid-template-columns: 1fr; gap: 37px; }
  .approach_copy h2 { font-size: 32px; }
  .approach_copy > p { font-size: 12px; max-width: none; margin-top: 22px; }
  .engineering_note { margin-top: 23px; font-size: 7px; }
  .process_list { padding-top: 0; }
  .process_list article { padding-block: 24px; gap: 20px; }
  .process_list h3 { font-size: 18px; }
  .process_list p { max-width: none; }
  .contact_layout { grid-template-columns: 1fr; }
  .contact_copy { padding: 46px 20px 39px; }
  .contact_copy h2 { font-size: 50px; letter-spacing: -2px; margin-top: 27px; }
  .contact_copy > p { font-size: 12px; }
  .contact_note { margin-top: 26px; max-width: 100%; }
  .inquiry_form { padding: 35px 20px 39px; }
  .form_row { gap: 16px; }
  label { font-size: 10px; gap: 10px; }
  input, select, textarea { font-size: 16px; padding: 11px 10px; }
  input::placeholder, textarea::placeholder { font-size: 10px; }
  .form_bottom { gap: 19px; }
  .form_bottom > p { font-size: 10px; }
  .form_bottom > .button { width: 100%; }
  .site_footer { padding-top: 35px; }
  .footer_top { flex-wrap: wrap; gap: 25px; }
  .footer_tagline { order: 3; width: 100%; font-size: 12px; }
  .back_top { margin-left: auto; font-size: 10px; }
  .footer_bottom { display: block; margin-top: 25px; padding-top: 19px; font-size: 8px; }
  .footer_bottom > span { display: block; }
  .footer_bottom > span:nth-child(2) { margin-top: 10px; }
  .footer_wordmark { margin-top: 35px; margin-left: -3px; font-size: 21vw; }
  .footer_wordmark span { font-size: 10px; margin-left: 5px; }
  dialog { padding: 37px 22px 25px; max-height: calc(100dvh - 28px); }
  .detail_dialog h2, .inquiry_dialog h2 { font-size: 27px; }
  .detail_facts > div { font-size: 11px; gap: 15px; }
  .detail_dialog img { margin-top: 7px; }
  .inquiry_dialog pre { font-size: 11px; }
  html[lang="zh-CN"] h1 { font-size: clamp(52px, 13.4vw, 78px); letter-spacing: -2px; line-height: 1.12; }
  html[lang="zh-CN"] .hero_inner { min-height: 585px; }
  html[lang="zh-CN"] h2 { font-size: 30px; }
  html[lang="zh-CN"] .contact_copy h2 { font-size: 45px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
/* Customer-supplied crystal product, separated visually from equipment concepts. */
.crystal_card {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  background: var(--panel);
  margin-bottom: 12px;
}
.crystal_photo {
  overflow: hidden;
  aspect-ratio: 837 / 559;
  background: #292334;
}
.crystal_photo img {
  width: 103.2258%;
  max-width: none;
  height: auto;
  max-height: none;
  margin-left: -2.3895%;
  margin-top: -5.6153%;
  object-fit: initial;
}
.crystal_card .product_body {
  padding: 32px 32px 24px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.crystal_card .product_body h3 {
  margin-top: 17px;
  font-size: 30px;
}
.crystal_card .product_body > p {
  max-width: 470px;
  min-height: 0;
}
.crystal_card .product_kicker, .crystal_card .product_number {
  color: #ffffff;
  text-shadow: 0 1px 3px #000000;
}
.crystal_highlights {
  margin: 20px 0 0;
}
.crystal_highlights > div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-block: 9px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  line-height: 1.6;
}
.crystal_highlights dt {
  color: var(--muted);
}
.crystal_highlights dd {
  text-align: right;
  margin: 0;
}
.crystal_card .product_bottom {
  margin-top: 16px;
  border-bottom: 0;
  padding-bottom: 0;
}
.crystal_dialog {
  width: min(960px, calc(100% - 32px));
}
.crystal_dialog .detail_photo {
  max-width: 430px;
  margin-bottom: 25px;
}
.crystal_dialog .detail_photo img {
  margin-bottom: 0;
}
.specifications_table {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
  font-size: 12px;
  line-height: 1.8;
  margin-top: 28px;
}
.specifications_table caption {
  text-align: left;
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 18px;
}
.specifications_table th, .specifications_table td {
  padding: 12px 14px;
  vertical-align: top;
  text-align: left;
  border: 1px solid var(--line);
  overflow-wrap: anywhere;
}
.specifications_table th {
  width: 34%;
  font-weight: 500;
  background: var(--panel);
}
.specification_value + .specification_value {
  border-top: 1px solid var(--line);
  margin-top: 8px;
  padding-top: 8px;
}
.specification_note {
  font-size: 11px;
  margin-top: 5px;
  color: var(--muted);
}
.source_link {
  display: block;
  width: fit-content;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  font-size: 11px;
  margin-block: 18px 25px;
  padding-bottom: 4px;
}
@media (max-width: 1150px) {
  .desktop_nav { gap: 18px; }
  .header_inner { gap: 18px; }
  .crystal_card { gap: 28px; }
  .crystal_card .product_body { padding-top: 24px; padding-right: 24px; }
  .crystal_card .product_body h3 { font-size: 25px; }
}
@media (max-width: 860px) {
  .crystal_card { grid-template-columns: 1fr; gap: 0; }
  .crystal_card .product_body { padding: 28px; }
  .crystal_card .product_bottom { flex-wrap: nowrap; }
  .crystal_card .product_detail_button { width: auto; }
}
@media (max-width: 620px) {
  .product_toolbar { flex-wrap: wrap; gap: 0; }
  .filter_list { width: 100%; overflow-x: auto; gap: 20px; }
  .filter_button { white-space: nowrap; flex-shrink: 0; }
  .product_count { margin: 8px 0 12px auto; }
  .crystal_card .product_body { padding: 25px 20px 20px; }
  .crystal_card .product_body h3 { font-size: 24px; }
  .crystal_card .product_bottom { margin-top: 15px; }
  .crystal_dialog .detail_photo { width: 100%; }
  .specifications_table { font-size: 11px; }
  .specifications_table caption { font-size: 21px; }
  .specifications_table th, .specifications_table td { padding: 10px 8px; }
  .specifications_table th { width: 38%; }
}

.contact_email { margin-top: 28px; }
.contact_email > span { display: block; font: 9px/1.6 monospace; letter-spacing: 1px; margin-bottom: 8px; }
.contact_email a { display: inline-block; font-size: 24px; font-weight: 600; border-bottom: 1px solid #ffffff70; padding-bottom: 6px; overflow-wrap: anywhere; }
.contact_email a:hover { border-bottom-color: #ffffff; }
@media (max-width: 860px) { .contact_email a { font-size: 20px; } }
/* Let the application tabs scroll inside their grid cell on narrow English layouts. */
.application_image, .application_content { min-width: 0; }