.install-page{background:#f3f7f7;color:#19363b}
.install-page code{padding:.08em .38em;border-radius:5px;color:#84530e;background:#fff0c9;font-family:Consolas,"Courier New",monospace;font-size:.9em}
.install-page .install-hero{background:radial-gradient(circle at 86% 16%,rgba(20,132,145,.2),transparent 28%),radial-gradient(circle at 8% 82%,rgba(211,155,57,.14),transparent 27%),linear-gradient(140deg,#fff 0%,#f6fafc 58%,#e8f3f2 100%)}
.install-page .top-nav-links{gap:11px}
.install-page .top-nav-links .nav-guide{background:linear-gradient(135deg,#436da7,#315587)}
.install-page .top-nav-links .nav-install{color:#143238;background:linear-gradient(135deg,#efc466,#d49a32);box-shadow:0 8px 22px rgba(186,126,33,.28)}
.install-page .top-nav-links a[aria-current="page"]{outline:2px solid rgba(115,73,10,.18);outline-offset:2px}
.install-hero-inner{max-width:1420px;margin:0 auto;padding:76px 42px 105px;display:grid;grid-template-columns:minmax(0,1fr) minmax(430px,.78fr);gap:68px;align-items:center}
.install-hero-copy{position:relative;z-index:2}
.install-page .install-hero h1{max-width:820px;margin:13px 0 22px;color:#172033;font-size:clamp(43px,4.8vw,72px);line-height:1.08;letter-spacing:-.025em}
.install-page .install-hero h1 span{color:#087bc7}
.install-page .install-hero h1 small{color:#0e696f;font-size:.66em;font-weight:800}
.install-page .install-hero .lead{max-width:780px;color:#5a6878;font-size:21px;line-height:1.72}
.system-chips{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 0;padding:0;list-style:none}
.system-chips li{padding:7px 14px;border:1px solid #c8dfe2;border-radius:999px;color:#145b63;background:rgba(255,255,255,.8);font-size:14px;font-weight:800}
.installer-preview{position:relative;margin:0;padding:42px 26px 25px;border:1px solid #cbdce6;border-radius:20px;background:#fff;box-shadow:0 30px 70px rgba(34,65,95,.2)}
.installer-preview>.window-dots{left:20px;top:17px}
.installer-preview img{display:block;width:100%;height:auto;border:1px solid #e4ebef;border-radius:8px}
.installer-preview figcaption{display:flex;justify-content:space-between;gap:14px;margin-top:18px;color:#5d6f7a;font-size:15px}
.installer-preview figcaption strong{color:#0e666d;font-size:18px}
.installer-preview figcaption span{text-align:right}
.install-main{max-width:1360px;margin:-46px auto 0;padding:0 26px 90px;position:relative;z-index:3}
.journey-nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:26px;border:1px solid #d7e5e5;border-radius:15px;background:#fff;box-shadow:0 16px 42px rgba(25,66,72,.09);overflow:hidden}
.journey-nav a{display:flex;align-items:center;justify-content:center;gap:11px;min-height:82px;padding:14px 18px;border-right:1px solid #e1eaea;color:#174f55;text-decoration:none;font-weight:800;text-align:center}
.journey-nav a:last-child{border-right:0}
.journey-nav a:hover{background:#edf7f5}
.journey-nav span{display:grid;place-items:center;flex:0 0 39px;height:39px;border-radius:50%;color:#fff;background:#11868a;font-size:14px}
.edition-picker{margin-bottom:26px;padding:42px 46px;border:1px solid #d7e5e5;border-top:6px solid #168388;border-radius:18px;background:linear-gradient(145deg,#fff 0%,#f5faf9 100%);box-shadow:0 12px 36px rgba(23,66,70,.07);scroll-margin-top:18px}
.edition-heading{max-width:980px;margin-bottom:26px}
.edition-heading .kicker{margin:0 0 7px;color:#b43866;letter-spacing:.05em}
.edition-heading h2{margin:0 0 10px;color:#18343a;font-size:clamp(32px,3.5vw,46px);line-height:1.15}
.edition-heading>p:last-child{margin:0;color:#526e73;font-size:19px;line-height:1.65}
.edition-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.edition-card{min-width:0;padding:27px 29px 25px;border:1px solid;border-radius:16px;box-shadow:0 12px 30px rgba(31,66,75,.07)}
.edition-card.edition-std{border-color:#edbfd0;background:linear-gradient(145deg,#fff,#fff4f8)}
.edition-card.edition-sm{border-color:#acdbe1;background:linear-gradient(145deg,#fff,#edf9fa)}
.edition-card-top{display:flex;align-items:center;gap:15px;margin-bottom:18px}
.edition-number{display:grid;place-items:center;flex:0 0 54px;height:54px;border-radius:50%;color:#fff;font-size:26px;font-weight:900}
.edition-std .edition-number{background:#bd386c}
.edition-sm .edition-number{background:#118794}
.edition-label{margin:0 0 2px;color:#557176;font-size:14px;font-weight:800;text-transform:uppercase;letter-spacing:.04em}
.edition-card h3{margin:0;color:#17373c;font-size:clamp(24px,2.5vw,32px);line-height:1.2}
.edition-resolution{margin:0 0 9px;color:#172f34;font-size:clamp(22px,2.4vw,30px);font-weight:900;line-height:1.28}
.edition-card>p:not(.edition-resolution):not(.edition-file){margin:0;color:#536d72;font-size:17px;line-height:1.6}
.edition-file{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:20px 0 0;padding-top:17px;border-top:1px solid rgba(21,92,99,.13)}
.edition-file span{color:#547176;font-size:14px;font-weight:800}
.edition-file code{overflow-wrap:anywhere}
.edition-rule{display:flex;align-items:flex-start;gap:16px;margin-top:20px;padding:19px 22px;border-left:6px solid #d69c35;border-radius:8px;color:#5b503d;background:#fff7e8}
.edition-rule strong{flex:0 0 auto;color:#8d5712;font-size:18px}
.edition-rule span{line-height:1.55}
.edition-download{display:inline-flex;margin-top:22px}
.before-card,.install-section,.help-section,.closing-card{margin-bottom:26px;border:1px solid #dce8e6;border-radius:18px;background:#fff;box-shadow:0 12px 36px rgba(23,66,70,.06)}
.before-card{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(310px,.8fr) auto;gap:30px;align-items:center;padding:34px 38px;border-top:6px solid #d39b39}
.before-card h2,.help-section h2,.closing-card h2{margin:5px 0 8px;color:#18343a;font-size:clamp(28px,3vw,40px);line-height:1.2}
.before-card p{margin:0;color:#5f7478}
.before-card ul{margin:0;padding-left:24px;color:#3f6065}
.before-card li{margin:6px 0}
.before-card .button{white-space:nowrap}
.install-section{padding:54px 54px 58px;scroll-margin-top:18px}
.install-section:nth-of-type(odd){border-top:6px solid #168388}
.install-section:nth-of-type(even){border-top:6px solid #d39b39}
.install-section .section-heading{align-items:flex-start;margin-bottom:30px}
.install-section .section-heading>div{min-width:0}
.install-section .kicker,.before-card .kicker,.help-section .kicker,.closing-card .kicker{color:#b43866;letter-spacing:.05em}
.install-section h2{font-size:clamp(32px,3.4vw,44px)}
.install-section .section-lead{max-width:980px;margin:10px 0 0;color:#566d72;font-size:20px}
.download-file-map{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:0 0 18px}
.download-file-map>div{display:flex;align-items:center;justify-content:space-between;gap:15px;min-width:0;padding:15px 18px;border:1px solid #d5e6e5;border-radius:11px;background:#f3f9f8}
.download-file-map b{color:#0f666d;font-size:17px}
.download-file-map code{overflow-wrap:anywhere;text-align:right}
.legacy-image-note{margin:0 0 26px;padding:15px 18px;border-left:5px solid #d39b39;border-radius:7px;color:#665b49;background:#fff8e9;line-height:1.6}
.legacy-image-note strong{color:#8d5814}
.step-gallery{display:grid;gap:24px;margin-top:30px}
.step-gallery.two-columns{grid-template-columns:repeat(2,minmax(0,1fr))}
.step-gallery.three-columns{grid-template-columns:repeat(3,minmax(0,1fr))}
.step-gallery.one-column{grid-template-columns:1fr}
.install-shot{display:flex;min-width:0;margin:0;flex-direction:column;border:1px solid #dce8e6;border-radius:15px;background:#fbfdfd;overflow:hidden}
.install-shot button{display:flex;align-items:center;justify-content:center;width:100%;min-height:270px;padding:14px;border:0;border-bottom:1px solid #dce8e6;background:#edf4f5;cursor:zoom-in;overflow:hidden}
.install-shot button:focus-visible{outline:4px solid #d39b39;outline-offset:-4px}
.install-shot img{display:block;width:100%;height:auto;max-height:520px;object-fit:contain;box-shadow:0 8px 26px rgba(32,64,78,.12)}
.install-shot.compact img{width:auto;max-width:100%}
.install-shot.wide button{min-height:360px;background:#e9f1f3}
.install-shot.wide img{max-height:720px}
.install-shot figcaption{display:flex;flex-direction:column;gap:5px;padding:20px 22px;color:#607579;font-size:16px;line-height:1.55}
.install-shot figcaption b{color:#0d6269;font-size:20px}
.safety-note{display:flex;gap:18px;align-items:flex-start;margin:0 0 30px;padding:20px 23px;border-left:6px solid #dc8d27;border-radius:8px;color:#70501f;background:#fff7e6}
.safety-note strong{flex:0 0 auto;color:#8f5914;font-size:19px}
.choice-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:26px 0 36px}
.choice-row article{display:flex;flex-direction:column;gap:5px;padding:22px 24px;border:1px solid #cfe5e3;border-radius:12px;background:#f1f9f8}
.choice-row b{color:#0c646b;font-size:20px}
.choice-row span{color:#587176}
.help-section{display:grid;grid-template-columns:minmax(250px,.45fr) minmax(0,1.55fr);gap:38px;padding:44px 50px}
.faq-list details{margin:0 0 12px}
.faq-list details:last-child{margin-bottom:0}
.closing-card{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:42px 48px;border-top:6px solid #c54170;background:linear-gradient(135deg,#fff,#f2f8f7)}
.closing-card p{margin:0;color:#617579}
.closing-actions{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap;max-width:660px}
.closing-actions .button{min-height:52px}
.closing-actions .ghost{border:1px solid #8db5b7;color:#0d646a;background:#fff}
.closing-actions .order-button{color:#173438;background:#d7a23e}
.install-page footer nav{display:flex;align-items:center;justify-content:flex-end;gap:18px;flex-wrap:wrap}
#install-lightbox{width:min(96vw,1820px);height:min(95vh,1120px);max-height:95vh;padding:0;overflow:hidden}
#install-lightbox .lightbox-toolbar{height:60px;padding:8px 12px 8px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;color:#d9e9e7;background:#102f35;border-bottom:1px solid #34545a}
#install-lightbox .lightbox-toolbar>span{font-weight:800}
#install-lightbox .lightbox-toolbar>div{display:flex;align-items:center;gap:10px}
#install-lightbox .open-original{display:inline-flex;align-items:center;min-height:40px;padding:6px 14px;border:1px solid #85afb3;border-radius:7px;color:#fff;background:#276f78;text-decoration:none;font-weight:700}
#install-lightbox .close-lightbox{position:static;min-width:44px;min-height:44px;border:0;color:#fff;background:transparent;font-size:34px;line-height:1}
#install-lightbox .lightbox-stage{height:calc(100% - 116px);padding:18px;overflow:auto;background:#07191d;text-align:center}
#install-lightbox .lightbox-stage img{display:block;width:auto;height:auto;max-width:100%;max-height:100%;margin:auto;background:#fff;box-shadow:0 12px 36px rgba(0,0,0,.4)}
#install-lightbox>p{height:56px;display:flex;align-items:center;justify-content:center;margin:0;padding:8px 20px;color:#d7e8e5;background:#102f35;font-size:15px}

@media(max-width:1180px){
  .install-hero-inner{grid-template-columns:minmax(0,1fr) minmax(390px,.72fr);gap:40px}
  .install-page .top-nav-links a:nth-child(4),.install-page .top-nav-links a:nth-child(5){display:inline-flex}
  .before-card{grid-template-columns:1fr auto}
  .before-card ul{grid-column:1/2}
  .before-card>.button{grid-column:2/3;grid-row:1/3}
  .step-gallery.three-columns{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:900px){
  .install-page .topbar{align-items:center;flex-wrap:wrap}
  .install-page .top-nav-links{width:100%;justify-content:flex-start}
  .install-page .top-nav-links .nav-cta{display:inline-flex;flex:1 1 150px;text-align:center}
  .install-hero-inner{grid-template-columns:1fr;padding-top:56px}
  .installer-preview{max-width:650px}
  .install-main{margin-top:-32px;padding-inline:16px}
  .journey-nav{grid-template-columns:repeat(2,minmax(0,1fr))}
  .journey-nav a:nth-child(2){border-right:0}
  .journey-nav a:nth-child(-n+2){border-bottom:1px solid #e1eaea}
  .before-card{grid-template-columns:1fr}
  .edition-grid{grid-template-columns:1fr}
  .edition-rule{flex-direction:column;gap:5px}
  .before-card ul,.before-card>.button{grid-column:auto;grid-row:auto}
  .before-card>.button{justify-self:start}
  .step-gallery.two-columns,.step-gallery.three-columns{grid-template-columns:1fr}
  .help-section{grid-template-columns:1fr}
  .closing-card{align-items:flex-start;flex-direction:column}
  .closing-actions{justify-content:flex-start}
}
@media(max-width:600px){
  .install-page .top-nav-links .nav-cta{flex:1 1 130px;white-space:normal}
  .install-hero-inner{padding:44px 18px 78px}
  .install-page .install-hero h1{font-size:40px}
  .install-page .install-hero .lead{font-size:18px}
  .install-page .hero-actions .button{width:100%}
  .installer-preview{padding:34px 12px 17px}
  .installer-preview figcaption{align-items:flex-start;flex-direction:column}
  .installer-preview figcaption span{text-align:left}
  .install-main{padding-inline:10px}
  .journey-nav{grid-template-columns:1fr 1fr}
  .journey-nav a{min-height:72px;padding:10px 8px;gap:7px;font-size:14px}
  .journey-nav span{flex-basis:32px;height:32px;font-size:12px}
  .edition-picker,.before-card,.install-section,.help-section,.closing-card{padding:32px 20px}
  .edition-card{padding:22px 19px}
  .edition-card-top{align-items:flex-start}
  .edition-number{flex-basis:45px;height:45px;font-size:21px}
  .edition-rule{padding:16px 17px}
  .edition-download{width:100%}
  .download-file-map{grid-template-columns:1fr}
  .download-file-map>div{align-items:flex-start;flex-direction:column;gap:7px}
  .download-file-map code{text-align:left}
  .install-section .section-heading{gap:13px}
  .install-section .section-lead{font-size:18px}
  .install-shot button,.install-shot.wide button{min-height:180px;padding:8px}
  .install-shot figcaption{padding:17px 18px}
  .safety-note{flex-direction:column;gap:4px}
  .choice-row{grid-template-columns:1fr}
  .closing-actions{width:100%}
  .closing-actions .button{width:100%}
  #install-lightbox .lightbox-toolbar>span{display:none}
  #install-lightbox .lightbox-toolbar{justify-content:flex-end}
  #install-lightbox .open-original{font-size:14px}
  #install-lightbox .lightbox-stage{padding:8px}
}
@media(prefers-reduced-motion:reduce){.install-shot button,.journey-nav a{transition:none}}