/* 密信 IM：首页主题。修改这些变量可统一调整品牌颜色与布局。 */
:root {
  --blue: #245cf4;
  --blue-dark: #1644ca;
  --ink: #111a2d;
  --muted: #65728a;
  --line: #e3eaf4;
  --pale: #f5f8ff;
  --white: #fff;
  --radius: 16px;
  --container: 1280px;
  --asset-finance: url("assets/finance.png");
  --asset-civic: url("assets/civic.png");
  --asset-medical: url("assets/medical.png");
  --asset-industry: url("assets/industry.png");
  --asset-research: url("assets/research.png");
  --asset-office: url("assets/office.png");
  --asset-development: url("assets/development.png");
  --asset-servers: url("assets/servers.png");
  --asset-encryption: url("assets/encryption.png");
  --asset-chip: url("assets/chip.png");
  --asset-portraits: url("assets/portraits.png");
  --asset-comparison-original-hd: url("assets/comparison-original-hd.png");
  --asset-architecture-original-hd: url("assets/architecture-original-hd.png");
  --asset-cta-original-hd: url("assets/cta-original-hd.png");

}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; background: var(--white); color: var(--ink); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif; font-size: 16px; line-height: 1.75; -webkit-font-smoothing: antialiased; }
body.modal-open { overflow: hidden; }
button, input, a { -webkit-tap-highlight-color: transparent; }
button, input { font: inherit; }
button, a { touch-action: manipulation; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
button, a, input { outline-offset: 5px; }
:focus-visible { outline: 3px solid #84a4ff; }
button:disabled { cursor: default; }
img, svg { max-width: 100%; }
svg { display: block; }
h1, h2, h3, h4, p { margin: 0; }
h1, h2, h3, h4 { line-height: 1.35; }
h1, h2 { letter-spacing: -.035em; }
h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 750; }
h3 { font-size: 1.25rem; font-weight: 700; }
ul { padding: 0; margin: 0; list-style: none; }
.container { width: min(var(--container), calc(100% - 96px)); margin-inline: auto; }
.section { padding-block: 92px; }
.section-soft { background: var(--pale); }
.eyebrow { display: block; color: var(--blue); font-weight: 600; font-size: .9375rem; letter-spacing: .025em; margin-bottom: 12px; }
.section-intro { margin-bottom: 34px; }
.section-intro p { color: var(--muted); margin-top: 13px; font-size: 1.0625rem; }
.icon { width: 22px; height: 22px; flex-shrink: 0; }
.btn { min-height: 49px; padding: 11px 24px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; border: 1px solid var(--blue); border-radius: 7px; color: #fff; background: var(--blue); font-size: .9375rem; font-weight: 600; line-height: 1.5; transition: background .18s, box-shadow .18s, transform .18s; white-space: nowrap; }
.btn:hover { background: var(--blue-dark); box-shadow: 0 7px 18px #245cf41c; transform: translateY(-1px); }
.btn-outline { color: var(--blue); background: #fff; }
.btn-outline:hover { background: #edf3ff; }
.btn .icon { width: 19px; height: 19px; }
.text-link { color: var(--blue); display: inline-flex; align-items: center; gap: 7px; font-size: .9375rem; font-weight: 600; }
.text-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.text-link .icon { width: 17px; height: 17px; }
.skip-link { position: fixed; z-index: 99; top: -100px; left: 20px; padding: 10px 18px; color: #fff; background: var(--blue); }
.skip-link:focus { top: 8px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 750; font-size: 1.375rem; letter-spacing: -.02em; white-space: nowrap; }
.brand-mark { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; background: var(--blue); color: #fff; font: 700 28px/1 Arial,sans-serif; box-shadow: inset 0 0 0 1px #ffffff33; }
.site-header { position: sticky; top: 0; z-index: 30; background: #ffffffed; border-bottom: 1px solid var(--line); backdrop-filter: blur(16px); }
.header-inner { min-height: 82px; display: flex; align-items: center; gap: 28px; }
.nav { display: flex; align-items: center; justify-content: center; gap: clamp(14px, 1.6vw, 27px); margin-left: auto; }
.nav a { position: relative; padding-block: 28px; white-space: nowrap; color: #49556b; font-size: .875rem; }
.nav a:hover, .nav a[aria-current="location"] { color: var(--blue); }
.nav a[aria-current="location"]::after { content: ""; position: absolute; bottom: 16px; height: 2px; background: var(--blue); left: 0; right: 0; }
.header-contact { margin-left: 8px; min-height: 40px; padding: 9px 17px; font-size: .875rem; border-color: #a9b5c9; color: var(--ink); }
.menu-toggle { display: none; margin-left: auto; width: 44px; height: 44px; padding: 10px; border: 1px solid var(--line); border-radius: 7px; background: #fff; color: var(--ink); }
.crop { background-repeat: no-repeat; overflow: hidden; width: 100%; background-color: #eef4fd; }
.hero { overflow: hidden; background: linear-gradient(130deg, #fff 30%, #f1f7ff 100%); }
.hero-main { display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: 10px; padding-block: 64px 18px; }
.hero-copy { position: relative; z-index: 1; padding-block: 30px; }
.hero h1 { font-size: clamp(2.25rem, 3.35vw, 3.1rem); line-height: 1.28; font-weight: 780; }
.hero h1 span { display: block; color: var(--blue); font-size: .89em; margin-top: 12px; letter-spacing: -.045em; }
.hero-desc { color: #627088; max-width: 555px; margin-top: 25px; line-height: 1.95; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 32px; }
.hero-services { color: #72809a; font-size: .875rem; margin-top: 26px; display: flex; flex-wrap: wrap; gap: 8px 14px; }
.hero-services span + span::before { content: "·"; margin-right: 14px; color: #a4b1c8; }
.hero-visual { width: calc(100% + 52px); margin-right: -52px; border-radius: 18px; }
.hero-visual .crop { background-color: transparent; border-radius: 14px; }
.platforms { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 24px 40px; padding-block: 30px 37px; color: #64718a; font-size: .9375rem; }
.platforms li { display: flex; align-items: center; gap: 9px; }
.platforms .icon { color: #66728b; width: 25px; height: 25px; }
.industry-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 24px; }
.industry-card { background: #fff; border: 1px solid #e5ecf6; border-radius: 13px; padding: 12px; display: flex; flex-direction: column; }
.industry-card .crop { border-radius: 7px; }
.industry-copy { padding: 17px 9px 10px; }
.index-label { color: var(--blue); font-size: .875rem; font-weight: 600; margin-bottom: 6px; display: block; }
.industry-copy h3 { font-size: 1.125rem; }
.industry-copy p { margin-top: 11px; color: var(--muted); font-size: .9375rem; line-height: 1.8; }
.strengths-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 24px; }
.strength-card { display: grid; grid-template-columns: 1.35fr 1fr; align-items: center; overflow: hidden; gap: 10px; min-height: 266px; border: 1px solid var(--line); border-radius: var(--radius); background: #f6f9ff; padding: 27px 0 27px 27px; }
.strength-heading { display: flex; gap: 12px; align-items: center; margin-bottom: 17px; }
.strength-heading .index-label { margin: 0; background: #e8f0ff; border-radius: 6px; font-size: 1.25rem; padding: 2px 6px; line-height: 1.5; }
.strength-card p { font-size: .9375rem; line-height: 1.85; color: var(--muted); }
.strength-art { align-self: stretch; display: flex; align-items: center; }
.strength-art .crop { border-radius: 10px 0 0 10px; }
.versions-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 24px; }
.version-card { background: #fff; border: 1px solid var(--line); border-radius: 13px; display: grid; grid-template-columns: 1.47fr 1fr; gap: 20px; padding: 26px 22px 26px 26px; min-height: 288px; }
.version-card.featured { border-color: #c4d6ff; }
.version-card h3 { font-size: 1.4375rem; display: flex; align-items: center; gap: 11px; }
.recommend { font-size: .75rem; line-height: 1.7; color: #fff; background: var(--blue); border-radius: 4px; padding: 2px 9px; letter-spacing: .02em; }
.version-description { color: var(--muted); font-size: .875rem; line-height: 1.75; margin-top: 10px; }
.version-features { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px 12px; margin: 17px 0 20px; }
.version-features li { display: flex; align-items: flex-start; gap: 6px; color: #5d6d88; font-size: .875rem; line-height: 1.65; overflow-wrap: anywhere; }
.version-features .icon { width: 15px; height: 15px; margin-top: 4px; color: var(--blue); }
.version-art { display: flex; align-items: center; min-width: 0; }
.version-art .crop { border-radius: 9px; }
.comparison-layout { display: grid; grid-template-columns: .8fr 1.5fr; gap: 30px; align-items: stretch; }
.comparison-visual { border-radius: 16px; }
.comparison-table-wrap { min-width: 0; border: 1px solid var(--line); border-radius: 13px; overflow: auto; background: #fff; }
.comparison-table { width: 100%; height: 100%; border-collapse: collapse; font-size: 1rem; text-align: left; }
.comparison-table th, .comparison-table td { padding: 22px 24px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.comparison-table th { font-weight: 650; white-space: nowrap; background: #f8faff; }
.comparison-table th:nth-child(2), .comparison-table td:nth-child(2) { background: #f0f5ff; }
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table td:first-child { font-weight: 550; }
.compare-cell { display: flex; align-items: center; gap: 10px; }
.compare-cell .icon { color: var(--blue); width: 22px; height: 22px; }
.compare-cell.neutral { color: #5e6b83; }
.compare-cell.neutral .icon { color: #98a4b6; }
.table-brand { display: inline-flex; align-items: center; gap: 10px; }
.table-brand .brand-mark { width: 28px; height: 28px; border-radius: 6px; font-size: 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.architecture-layout { display: grid; grid-template-columns: 1.65fr .75fr; align-items: stretch; gap: 32px; }
.architecture-rows { display: grid; gap: 16px; }
.arch-row { display: grid; grid-template-columns: 210px 1fr; align-items: center; min-height: 120px; padding: 25px 23px; border: 1px solid #e5ecfa; border-radius: 12px; background: #fff; }
.arch-label { display: flex; align-items: center; gap: 12px; }
.arch-label .number { color: var(--blue); font-weight: 700; font-size: 1.4rem; }
.arch-label .icon { color: var(--blue); }
.arch-label h3 { font-size: 1rem; }
.arch-values { border-left: 1px solid var(--line); padding-left: 24px; min-width: 0; }
.arch-values p { color: var(--muted); font-size: .875rem; margin-bottom: 10px; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.tech-tag { display: inline-flex; align-items: center; gap: 7px; padding: 5px 10px; background: #f1f6ff; border-radius: 5px; color: #3561b4; font-size: .875rem; }
.tech-tag .icon { width: 17px; height: 17px; }
.arch-platforms { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px 10px; color: var(--muted); font-size: .875rem; }
.arch-platforms span { display: flex; align-items: center; gap: 7px; }
.arch-platforms .icon { width: 20px; height: 20px; }
.architecture-visual { border-radius: 13px; align-self: stretch; min-height: 100%; }
.stats { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); margin-top: 48px; }
.stat { text-align: center; padding: 10px 20px; border-right: 1px solid var(--line); }
.stat:last-child { border: 0; }
.stat strong { display: block; color: var(--blue); font-size: clamp(2.2rem,4vw,3.75rem); line-height: 1.2; font-weight: 650; letter-spacing: -.04em; }
.stat span { display: block; color: #46536b; font-size: 1.0625rem; margin-top: 15px; }
.clients-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 20px; }
.client-card { background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.client-copy { padding: 19px 18px 22px; }
.client-copy h3 { font-size: 1.125rem; }
.client-copy p { margin-top: 10px; color: var(--muted); font-size: .9375rem; line-height: 1.8; }
.about-layout { display: grid; grid-template-columns: 1fr 1.03fr; gap: 60px; align-items: center; }
.about-visual { border-radius: 13px; overflow: hidden; border: 1px solid var(--line); background: #fff; }
.assurances { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 26px 15px; padding: 27px 22px; }
.assurance { display: flex; gap: 11px; align-items: center; }
.assurance > .icon { width: 35px; height: 35px; color: var(--blue); }
.assurance h3 { font-size: .9375rem; }
.assurance p { font-size: .8125rem; color: var(--muted); line-height: 1.7; margin-top: 3px; }
.about-copy h2 span { display: block; }
.about-copy > p { margin-top: 20px; font-size: .9375rem; line-height: 1.95; color: var(--muted); }
.about-copy .btn { margin-top: 30px; }
.cta-section { padding-block: 45px 55px; }
.cta-box { border: 1px solid #e7effc; border-radius: 16px; background: #eef5ff; padding: 44px 40px; display: grid; grid-template-columns: 1fr 240px auto; gap: 25px; align-items: center; position: relative; overflow: hidden; }
.cta-box h2 { font-size: clamp(1.7rem, 2.8vw, 2.3rem); }
.cta-box p { color: #63789a; font-size: .9375rem; margin-top: 12px; }
.cta-art { border-radius: 9px; }
.site-footer { padding-block: 0 25px; color: #66738b; }
.footer-main { border-top: 1px solid var(--line); padding-top: 43px; display: grid; grid-template-columns: 1.35fr .8fr .65fr 1fr; gap: 35px; }
.footer-brand .brand { margin-bottom: 19px; color: var(--ink); }
.footer-brand p { font-size: .875rem; line-height: 1.9; }
.footer-column { border-left: 1px solid var(--line); padding-left: 30px; min-width: 0; }
.footer-column h3 { color: var(--ink); font-size: 1rem; margin-bottom: 16px; }
.footer-column a, .footer-column button { font-size: .875rem; line-height: 1.9; }
.footer-links { display: grid; gap: 7px; }
.footer-products { grid-template-columns: repeat(2,minmax(0,1fr)); }
.footer-column a:hover, .footer-column button:hover { color: var(--blue); }
.footer-column button { display: inline; background: none; color: inherit; border: 0; padding: 0; text-align: left; }
.footer-contact li { overflow-wrap: anywhere; }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px 20px; font-size: .75rem; }
.contact-dialog { width: min(480px, calc(100% - 32px)); max-height: calc(100dvh - 48px); border: 1px solid var(--line); border-radius: 18px; padding: 34px; color: var(--ink); box-shadow: 0 25px 90px #14244330; }
.contact-dialog::backdrop { background: #12224366; backdrop-filter: blur(5px); }
.dialog-close { position: absolute; right: 18px; top: 18px; width: 36px; height: 36px; border-radius: 50%; border: 0; display: grid; place-items: center; background: #f3f6fb; color: #526079; }
.dialog-close .icon { width: 19px; height: 19px; }
.contact-dialog h2 { font-size: 1.6rem; margin-top: 20px; }
.contact-dialog > p { color: var(--muted); margin-top: 8px; font-size: .9375rem; }
.contact-list { display: grid; gap: 12px; margin-top: 25px; }
.contact-row { padding: 15px 14px; border: 1px solid var(--line); border-radius: 9px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.contact-row-label { color: var(--muted); font-size: .8125rem; }
.contact-row-value { display: block; font-size: 1rem; font-weight: 550; overflow-wrap: anywhere; }
.copy-btn { border: 1px solid #d8e4fa; border-radius: 5px; background: #f4f8ff; color: var(--blue); font-size: .8125rem; padding: 5px 10px; white-space: nowrap; }
.dialog-status { font-size: .8125rem!important; min-height: 24px; color: var(--blue)!important; }
.contact-dialog .brand-mark { width: 36px; height: 36px; font-size: 25px; }
@media (min-width: 1600px) { .hero-visual { width: calc(100% + 70px); margin-right: -70px; } }
@media (max-width: 1200px) {
  .container { width: calc(100% - 64px); }
  .header-inner { gap: 20px; }
  .nav { gap: 15px; }
  .header-contact { display: none; }
  .hero h1 { font-size: 2.5rem; }
  .hero h1 span { font-size: .87em; }
  .hero-visual { width: calc(100% + 30px); margin-right: -30px; }
  .strength-card { grid-template-columns: 1.4fr 1fr; padding-left: 22px; }
  .version-card { grid-template-columns: 1fr; padding: 25px; position: relative; }
  .version-art { grid-row: 1; width: 72%; margin-inline: auto; height: 185px; overflow: hidden; border-radius: 9px; }
  .version-art .crop { max-width: 270px; margin-inline: auto; }
  .version-features { gap: 9px 20px; }
  .comparison-layout { grid-template-columns: .72fr 1.3fr; gap: 24px; }
  .comparison-table th, .comparison-table td { padding: 19px 16px; }
  .architecture-layout { grid-template-columns: 1.8fr .7fr; gap: 22px; }
  .arch-row { grid-template-columns: 175px 1fr; padding: 22px 18px; }
  .arch-values { padding-left: 18px; }
  .arch-label { gap: 9px; }
  .arch-label .icon { display: none; }
  .about-layout { gap: 35px; }
  .assurances { padding: 22px 16px; gap: 20px 12px; }
  .assurance { gap: 8px; }
  .assurance > .icon { width: 28px; height: 28px; }
  .cta-box { grid-template-columns: 1fr auto; padding: 36px; }
  .cta-art { display: none; }
  .footer-main { gap: 24px; grid-template-columns: 1.15fr .8fr .65fr 1fr; }
  .footer-column { padding-left: 20px; }
}
@media (max-width: 960px) {
  .section { padding-block: 65px; }
  .header-inner { min-height: 72px; }
  .menu-toggle { display: grid; place-items: center; }
  .nav { display: none; position: absolute; top: 71px; left: 0; right: 0; background: #fff; padding: 15px 32px 22px; border-bottom: 1px solid var(--line); box-shadow: 0 15px 25px #152a5010; }
  .nav.is-open { display: grid; grid-template-columns: repeat(2,1fr); gap: 0 20px; }
  .nav a { padding: 13px 0; }
  .nav a[aria-current="location"]::after { display: none; }
  .hero-main { grid-template-columns: 1fr; padding-block: 34px 0; }
  .hero-copy { padding-block: 18px 28px; max-width: 680px; }
  .hero h1 { font-size: clamp(2.2rem,5.2vw,3.15rem); }
  .hero h1 span { font-size: .92em; }
  .hero-desc { max-width: 640px; }
  .hero-visual { width: min(680px,100%); margin: -15px auto 0; }
  .hero-visual .crop { aspect-ratio: 610 / 595!important; }
  .industry-grid { gap: 18px; }
  .industry-copy { padding: 15px 4px 7px; }
  .strengths-grid { gap: 18px; }
  .strength-card { grid-template-columns: 1fr; padding: 25px; align-content: start; }
  .strength-art { width: 75%; justify-self: center; margin-top: 10px; }
  .strength-art .crop { border-radius: 10px; }
  .comparison-layout { grid-template-columns: 1fr; }
  .comparison-visual { max-width: 420px; margin-inline: auto; }
  .architecture-layout { grid-template-columns: 1fr; }
  .architecture-visual { display: none; }
  .arch-row { grid-template-columns: 210px 1fr; }
  .arch-label .icon { display: block; }
  .clients-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .about-layout { grid-template-columns: 1fr; }
  .about-visual { max-width: 680px; width: 100%; }
  .about-copy { max-width: 720px; }
  .assurances { padding: 28px; }
  .footer-main { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 34px; }
  .footer-column { border: 0; padding-left: 0; }
}
@media (max-width: 620px) {
  html { scroll-padding-top: 90px; }
  .container { width: calc(100% - 40px); }
  .section { padding-block: 48px; }
  .section-intro { margin-bottom: 24px; }
  h2 { font-size: 1.75rem; letter-spacing: -.025em; }
  .section-intro p { font-size: .9375rem; }
  .eyebrow { font-size: .8125rem; margin-bottom: 10px; }
  .header-inner { min-height: 65px; }
  .brand { gap: 9px; font-size: 1.2rem; }
  .brand-mark { width: 34px; height: 34px; font-size: 24px; border-radius: 8px; }
  .nav { top: 64px; padding-inline: 23px; }
  .hero-main { padding-top: 20px; }
  .hero h1 { font-size: clamp(1.7rem,6.6vw,2.4rem); letter-spacing: -.05em; }
  .hero h1 span { font-size: .88em; margin-top: 10px; }
  .hero-desc { margin-top: 20px; font-size: .9375rem; }
  .hero-actions { margin-top: 24px; gap: 12px; }
  .hero-actions .btn { min-height: 46px; padding: 11px 19px; }
  .hero-services { font-size: .8125rem; gap: 5px 9px; margin-top: 22px; }
  .hero-services span + span::before { margin-right: 9px; }
  .hero-visual { margin-top: -8px; }
  .platforms { display: grid; grid-template-columns: repeat(3,max-content); gap: 16px 25px; padding-block: 22px 30px; font-size: .8125rem; }
  .platforms .icon { width: 21px; height: 21px; }
  .industry-grid, .strengths-grid, .versions-grid { grid-template-columns: 1fr; }
  .industry-card { padding: 10px; }
  .industry-copy { padding: 16px 8px 13px; }
  .industry-copy p, .strength-card p { font-size: .9375rem; }
  .strength-card { grid-template-columns: 1fr; padding: 24px; }
  .strength-art { width: 70%; max-width: 250px; }
  .version-card { padding: 23px; gap: 10px; }
  .version-art { height: auto; width: 75%; max-width: 260px; margin-bottom: 9px; }
  .version-art .crop { max-height: 225px; }
  .version-features { gap: 10px; }
  .version-features li { font-size: .875rem; }
  .comparison-visual { max-width: 330px; }
  .comparison-table { font-size: .875rem; }
  .comparison-table th, .comparison-table td { padding: 17px 10px; }
  .comparison-table th { white-space: normal; }
  .table-brand { gap: 5px; }
  .table-brand .brand-mark { width: 22px; height: 22px; font-size: 16px; }
  .compare-cell { gap: 6px; align-items: flex-start; }
  .compare-cell .icon { width: 17px; height: 17px; margin-top: 3px; }
  .arch-row { grid-template-columns: 1fr; gap: 17px; padding: 23px 21px; }
  .arch-label { gap: 12px; }
  .arch-label h3 { font-size: 1.0625rem; }
  .arch-values { border-left: 0; border-top: 1px solid var(--line); padding-left: 0; padding-top: 16px; }
  .arch-platforms { gap: 14px 8px; }
  .tech-tag { padding: 5px 8px; }
  .stats { grid-template-columns: repeat(2,minmax(0,1fr)); margin-top: 24px; gap: 25px 0; }
  .stat { padding: 12px 10px; }
  .stat:nth-child(2n) { border: 0; }
  .stat:last-child { grid-column: 1/-1; }
  .stat strong { font-size: 2.65rem; }
  .stat span { font-size: .9375rem; margin-top: 9px; }
  .clients-grid { gap: 13px; }
  .client-copy { padding: 14px 12px 18px; }
  .client-copy h3 { font-size: 1rem; }
  .client-copy p { font-size: .875rem; line-height: 1.75; }
  .about-layout { gap: 30px; }
  .assurances { padding: 20px 16px; gap: 21px 11px; }
  .assurance { align-items: flex-start; }
  .assurance h3 { font-size: .875rem; }
  .assurance p { font-size: .75rem; }
  .assurance > .icon { width: 23px; height: 23px; }
  .about-copy h2 { font-size: 1.75rem; }
  .cta-section { padding-block: 24px 35px; }
  .cta-box { padding: 28px 23px; grid-template-columns: 1fr; gap: 22px; }
  .cta-box .btn { justify-self: start; }
  .cta-box h2 { font-size: 1.55rem; }
  .cta-art { display: block; width: 70%; grid-row: 2; }
  .footer-main { gap: 30px 18px; padding-top: 30px; }
  .footer-brand { grid-column: 1/-1; }
  .footer-contact-col { grid-column: 1/-1; }
  .footer-bottom { margin-top: 28px; flex-direction: column; align-items: flex-start; gap: 9px; }
  .contact-dialog { padding: 28px 22px 20px; }
}
@media (max-width: 360px) { .clients-grid { grid-template-columns: 1fr; } .assurances { grid-template-columns: 1fr; } .container { width: calc(100% - 32px); } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: .01ms!important; animation-duration: .01ms!important; } }
@media print { .site-header { position: static; } .menu-toggle, .contact-dialog { display: none!important; } .section { padding-block: 30px; } .container { width: 100%; } .industry-card,.version-card,.strength-card,.client-card { break-inside: avoid; } a { text-decoration: none; } }