/* US group skin (projects/usboats/theme/skin.css): restyles the shared CRO theme to the US 4x4 Store design handoff
   (projects/us4x4store/design_handoff_us4x4_landing/README.md). Dark page, the US flag photo under a scrim as a
   fixed background, Oswald uppercase display type, 2px radii, red accents. Colours come from theme.json tokens;
   the handoff's translucent surfaces are the only literal values here. Loaded after theme.css. Shared by the US
   group sites; copy the theme/ folder and change theme.json for each brand. */
:root{--ub-surface:rgba(15,15,19,.84);--ub-deep:rgba(9,9,12,.9);--ub-band:rgba(11,11,14,.86);--ub-header:rgba(8,8,10,.82);--ub-input:#141418;--ub-red-border:#e8383d;--ub-wa:#25d366}
html{scroll-behavior:smooth}
body{background:var(--c-ground);color:var(--c-ink);font-size:16px}
/* Fixed flag + scrim behind everything (handoff "two position:fixed layers"); content sits in .ub-page above it. */
.ub-bg{position:fixed;inset:0;z-index:0;background:var(--c-ground) url(skin-flag-1920.webp) center 32%/cover no-repeat;opacity:.62;animation:ubfade 1.2s ease-out both}
.ub-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,8,10,.62) 0%,rgba(8,8,10,.86) 46%,rgba(8,8,10,.93) 100%)}
.ub-page{position:relative;z-index:1;min-height:100vh}
.ub-page::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;background:repeating-linear-gradient(115deg,rgba(255,255,255,.9) 0px,rgba(255,255,255,0) 2px,rgba(255,255,255,0) 5px)}
@keyframes ubfade{from{opacity:0}to{opacity:.62}}
@media (max-width:899px){.ub-bg{background-image:url(skin-flag-1200.webp)}}
/* Type */
h1,h2,h3,.t-h1,.t-h1-lg,.t-h1-md,.t-h2,.t-h2-lg,.t-h2-md,.t-h2-sm,.t-h2-xs{font-family:var(--f-heading);text-transform:uppercase;letter-spacing:.01em;font-weight:700}
.t-eyebrow{font:500 12px/1 var(--f-heading);letter-spacing:.22em;color:var(--c-accent)}
.t-text,.t-text-soft,.t-lead{color:var(--c-ink-soft)}
.t-note{color:var(--c-on-dark-faint);font-size:13px}
.t-link{font:500 15px/1 var(--f-heading);text-transform:uppercase;letter-spacing:.08em;color:var(--c-on-dark);text-decoration:none;border-bottom:1px solid var(--c-accent);padding-bottom:3px}
.t-link:hover{color:var(--c-accent)}
/* Buttons: red primary everywhere (the page is dark), dark outline secondary */
.t-btn{font:500 clamp(13px,3.3vw,16px)/1 var(--f-heading);text-transform:uppercase;letter-spacing:.08em;border-radius:2px;min-height:56px;padding:0 26px}
.t-btn-primary,.t-btn-accent{background:var(--c-accent);color:var(--c-accent-ink);border:1px solid var(--ub-red-border)}
.t-btn-primary:hover,.t-btn-accent:hover{background:var(--c-accent-hover);color:var(--c-accent-ink)}
.t-btn-outline,.t-btn-outline-light{background:var(--ub-input);border:1px solid var(--c-dark-outline);color:var(--c-on-dark);min-height:56px}
.t-btn-outline:hover,.t-btn-outline-light:hover{background:#1b1b20;border-color:var(--c-on-dark-muted);color:var(--c-on-dark)}
.t-btn-xs{min-height:44px;padding:0 18px;font-size:clamp(12px,3vw,14px)}
a:focus-visible,button:focus-visible{outline:2px solid #fff;outline-offset:3px}
/* Header */
.ub-header{position:sticky;top:0;z-index:20;background:var(--ub-header);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--c-line)}
.ub-header .t-header-in{height:72px;gap:clamp(10px,2.4vw,26px)}
.t-logo{height:34px;width:auto}
.t-nav{display:flex;gap:clamp(10px,2.4vw,26px);margin-left:auto}
.t-nav a{font:500 13px/1 var(--f-heading);text-transform:uppercase;letter-spacing:.14em;color:var(--c-ink-soft);min-height:44px;display:inline-flex;align-items:center}
.t-nav a:hover{color:var(--c-on-dark)}
.t-menu-btn{border-color:var(--c-dark-outline);background:var(--ub-input);color:var(--c-on-dark);font:500 13px/1 var(--f-heading);text-transform:uppercase;letter-spacing:.1em}
.t-mnav{background:var(--ub-deep);border-top-color:var(--c-line)}
.t-mnav-group>span{color:var(--c-accent)}
.t-mnav-group a{color:var(--c-on-dark);border-top-color:var(--c-line);font:500 16px/1.2 var(--f-heading);text-transform:uppercase;letter-spacing:.06em}
.t-mnav-group a b{color:var(--c-accent)}
/* Hero (handoff section 2) */
.ub-hero{padding:clamp(48px,7vw,92px) 0 clamp(40px,6vw,72px)}
.ub-hero-in{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,335px),1fr));column-gap:clamp(32px,5vw,64px);row-gap:clamp(28px,4vw,36px);align-items:center}
.ub-hero-text{max-width:560px;display:flex;flex-direction:column;gap:18px;align-items:flex-start}
.ub-h1{font-size:clamp(34px,8.2vw,58px);line-height:.94;margin:0}
.ub-rule{display:block;width:56px;height:4px;background:var(--c-accent)}
.ub-lead{font-size:clamp(16px,2.2vw,19px);line-height:1.5;color:var(--c-ink-soft);margin:0}
.ub-checks{max-width:560px}
.t-check{border-top:0;padding:6px 0;font-size:15.5px;color:var(--c-ink-soft);align-items:flex-start}
.t-tick{background:none;color:var(--c-accent);width:auto;height:auto;font:700 15px/1.4 var(--f-body);margin-top:0}
.ub-hero-ctas{width:100%;gap:10px}
.ub-hero-ctas .t-btn{flex:1 1 200px}
.ub-note{font-size:13px}
.ub-hero-mark{position:relative;display:flex;align-items:center;justify-content:center;min-height:clamp(180px,30vw,360px)}
.ub-hero-mark img{position:relative;width:min(100%,520px);height:auto;filter:drop-shadow(0 10px 30px rgba(0,0,0,.6))}
.ub-glow{position:absolute;inset:10% 5%;background:radial-gradient(closest-side,rgba(215,20,26,.55),rgba(215,20,26,0) 72%);filter:blur(34px);animation:usglow 6.5s ease-in-out infinite}
.ub-hero-photo{border:1px solid var(--c-line);border-radius:3px;overflow:hidden}
@keyframes usglow{0%,100%{opacity:.38;transform:scale(1)}50%{opacity:.72;transform:scale(1.06)}}
@media (prefers-reduced-motion:reduce){.ub-glow{animation:none;opacity:.5}.ub-bg{animation:none}html{scroll-behavior:auto}}
/* Sections: translucent surfaces over the flag */
.t-sec{padding:clamp(48px,7vw,92px) 0;scroll-margin-top:80px}
.t-surface,.t-wash{background:var(--ub-band)}
.t-lined{border-color:var(--c-line)}
.t-dark{background:transparent;color:var(--c-on-dark)}
.ub-h2,.t-h2-lg{font-size:clamp(28px,5.2vw,42px);line-height:1;margin-top:12px}
/* Service cards (handoff section 3) */
.ub-services{background:transparent}
.ub-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:clamp(12px,1.6vw,18px);margin-top:clamp(24px,3vw,40px)}
.ub-card{background:var(--ub-surface);backdrop-filter:blur(4px);border:1px solid var(--c-line);border-top:3px solid var(--c-accent);border-radius:2px;padding:clamp(20px,2.4vw,26px);display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.ub-card-t{font:500 16px/1.3 var(--f-heading);letter-spacing:.1em;text-transform:uppercase;margin:0}
.ub-card-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px;font-size:15px;line-height:1.4;color:var(--c-ink-soft)}
.ub-card-d{margin:0;font-size:15px;line-height:1.5;color:var(--c-ink-soft)}
.ub-card-link{margin-top:auto;font-size:13px}
/* Why (library features grid) */
.t-grid4 .t-feature{border-top:0;padding-top:0;gap:8px;background:var(--ub-surface);border:1px solid var(--c-line);padding:clamp(18px,2.2vw,24px);border-radius:2px}
.t-feature-n{color:var(--c-accent);font:500 12px/1 var(--f-heading);letter-spacing:.22em}
.t-feature-t{font:700 15px/1.25 var(--f-heading);text-transform:uppercase;letter-spacing:.04em}
.t-feature-d{font-size:14px;line-height:1.5;color:var(--c-ink-muted)}
/* Process cards */
.t-pcards{gap:clamp(12px,1.6vw,18px)}
.t-pcard{background:var(--ub-surface);border:1px solid var(--c-line);border-radius:2px;padding:clamp(20px,2.4vw,28px)}
.t-pcard-n{font:700 40px/1 var(--f-heading);color:var(--c-accent)}
.t-pcard-t{font:500 17px/1.3 var(--f-heading);text-transform:uppercase;letter-spacing:.08em}
.t-pcard-d{font-size:15px;line-height:1.5;color:var(--c-ink-soft)}
/* Group panel (library panel dark) */
.t-panel{background:var(--ub-band);border:1px solid var(--c-line);border-radius:2px;padding:clamp(24px,4vw,48px)}
.t-dark-card{background:var(--ub-surface);border-color:var(--c-line);border-radius:2px}
.t-dark-card strong,.t-dark-card .t-dark-card-t{font:500 15px/1.3 var(--f-heading);text-transform:uppercase;letter-spacing:.08em}
/* Enquiry (handoff section 5 band + form card) */
.t-enquiry{gap:clamp(28px,4vw,56px)}
.t-enquiry .t-wash{background:transparent}
section.t-wash.t-sec{background:var(--ub-band);backdrop-filter:blur(4px);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);padding:clamp(40px,6vw,72px) 0}
.t-form,.t-done{background:var(--ub-deep);border:1px solid var(--c-line);border-radius:2px;padding:clamp(20px,3vw,32px);gap:14px}
.t-label{font:500 13px/1 var(--f-heading);text-transform:uppercase;letter-spacing:.06em;color:var(--c-ink-muted)}
.t-input,.t-textarea{background:var(--ub-input);border:1px solid var(--c-line-strong);color:var(--c-on-dark);border-radius:2px}
.t-input::placeholder,.t-textarea::placeholder{color:var(--c-on-dark-faint)}
.t-input:focus,.t-textarea:focus{outline:0;border-color:var(--c-accent)}
.t-form .t-btn-primary{width:100%}
.t-link-strong{color:var(--c-on-dark);font-family:var(--f-heading);text-transform:uppercase;letter-spacing:.08em;border-bottom:1px solid var(--c-accent);text-decoration:none;font-size:15px}
.t-done-mark{background:var(--c-accent);color:#fff;border-radius:50%}
.t-form-error{color:var(--c-error)}
/* Closing band */
.t-band.t-dark{background:transparent;padding:clamp(40px,6vw,72px) 0}
.t-cta-row h2{font-size:clamp(28px,5.2vw,42px);line-height:1}
.t-cta-row p{color:var(--c-ink-soft);font-size:17px;margin:8px 0 0}
/* Quote flow and prose pages */
.t-quote{padding-top:clamp(32px,5vw,56px)}
.t-chip{background:var(--ub-input);color:var(--c-on-dark);border-color:var(--c-line-strong);border-radius:2px}
.t-chip:hover{border-color:var(--c-on-dark-muted)}
.t-chip:has(input:checked){background:var(--c-accent);border-color:var(--ub-red-border);color:#fff}
.t-chip .t-arrow,.t-chip:has(input:checked) .t-arrow{color:#fff}
.t-step-label{color:var(--c-accent);font-family:var(--f-heading);letter-spacing:.22em}
.t-quote-done h1{text-transform:uppercase}
.t-hero-band{padding:48px 0 56px}
.t-crumb{color:var(--c-on-dark-faint);font-family:var(--f-heading);letter-spacing:.14em;text-transform:uppercase}
.t-prose{color:var(--c-ink-soft)}
.t-prose h2{color:var(--c-on-dark);font-size:20px;letter-spacing:.06em}
/* Footer (handoff sections 6 and 7) */
.ub-footer{background:var(--ub-deep);border-top:1px solid var(--c-line);padding:clamp(40px,6vw,64px) 0 28px;color:var(--c-ink-muted)}
.ub-group{display:flex;flex-direction:column;align-items:center;gap:22px;padding-bottom:clamp(32px,5vw,48px);margin-bottom:clamp(32px,5vw,48px);border-bottom:1px solid var(--c-line);text-align:center}
.ub-group-row{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:clamp(22px,3.5vw,44px)}
.ub-group-mark{display:inline-flex;opacity:.9}
.ub-group-mark img{width:clamp(180px,40vw,230px);height:auto}
.ub-group-mark:hover{opacity:1}
.ub-group-mark.is-soon{opacity:.55}
.ub-footer-cols{display:grid;grid-template-columns:1.4fr repeat(3,minmax(0,1fr));gap:40px;font-size:14.5px}
.ub-footer-brand img{height:30px;width:auto;margin-bottom:14px}
.ub-footer-brand p{margin:0;line-height:1.6;max-width:32ch}
.ub-footer .t-eyebrow{color:var(--c-on-dark);margin-bottom:14px}
.ub-footer-links{display:flex;flex-direction:column;gap:10px}
.ub-footer-links a{color:inherit;text-decoration:none}
.ub-footer-links a:hover{color:var(--c-on-dark)}
.ub-footer-links .t-phone{font:500 16px/1 var(--f-heading);letter-spacing:.06em;color:var(--c-on-dark)}
.ub-footer-links .t-wa{color:var(--ub-wa)}
.ub-footer .t-footer-legal{border-top-color:var(--c-line);margin-top:40px;color:var(--c-on-dark-faint);font-size:13px;letter-spacing:.04em;text-align:center}
.ub-footer-slim{background:var(--ub-deep);border-top:1px solid var(--c-line)}
/* Mobile */
.t-mobile-bar.is-on{background:var(--ub-deep);border-top:1px solid var(--c-line)}
@media (max-width:1099px){.ub-footer-cols{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:779px){
  .ub-hero{padding-top:40px}
  .ub-hero-text{max-width:none}
  .ub-hero-mark{display:none}
  .ub-h1{font-size:40px}
  .t-checks.ub-checks{grid-template-columns:minmax(0,1fr);gap:0}
  .ub-footer-cols{grid-template-columns:minmax(0,1fr);gap:28px}
  .t-mobile-bar .t-btn-primary{background:var(--ub-input);border-color:var(--c-dark-outline)}
}