/* ==========================================================================
   SKYDEW interference — site stylesheet
   Recreates design_handoff_skydew_website/SKYDEW Website.dc.html as static CSS.
   Load order: tokens/fonts.css → tokens/colors.css → tokens/typography.css → this.
   Flat by rule: no shadows, no radii, no gradients, no animation.
   ========================================================================== */

/* --- Layout rhythm ------------------------------------------------------ */
:root{
  --content-max:1200px;
  --gutter:40px;
  --col-gap:48px;
  --col-min:300px;

  --pad-section:96px;    /* top padding of a numbered section */
  --pad-product:56px;    /* cream content row under a product band */
  --pad-band:64px;       /* teal product band */
  --pad-quote:72px;      /* navy mission quote band */
  --pad-closing:88px;    /* teal closing quote band + contact footer */
  --pad-hero-top:96px;
  --pad-hero-bottom:104px;

  --header-h:183px;      /* logo 150 + 2x16 padding + 1px border; anchor offset */
}

/* --- Base --------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--surface-content);
  color:var(--text-body);
  font-family:var(--font-body);
  font-size:var(--fs-body);
  line-height:var(--lh-body);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

h1,h2,h3,h4,p,ul,figure,blockquote{margin:0}
img,svg{max-width:100%}
img{height:auto}

a{color:var(--color-teal);text-decoration:none}
a:hover{color:var(--color-navy)}
a:focus-visible{outline:2px solid currentColor;outline-offset:3px}

[id]{scroll-margin-top:calc(var(--header-h) + 24px)}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:100;
  background:var(--color-teal);color:var(--color-cream);
  font-family:var(--font-display);font-weight:700;font-size:var(--fs-nav);
  letter-spacing:1.5px;text-transform:uppercase;padding:12px 20px;
}
.skip-link:focus{left:0;color:var(--color-cream)}

.container{max-width:var(--content-max);margin:0 auto;padding:0 var(--gutter)}

/* --- Star motif (4 bars rotated 0/45/90/135deg) ------------------------- */
.star{position:absolute;pointer-events:none}
.star__bar{position:absolute;left:50%;top:0;width:4.75px;height:100%;background:var(--star-color)}
.star__bar:nth-child(2){transform:rotate(45deg)}
.star__bar:nth-child(3){transform:rotate(90deg)}
.star__bar:nth-child(4){transform:rotate(135deg)}

.star--hero{top:-160px;right:-100px;width:560px;height:560px;opacity:.9;--star-color:var(--star-on-cover)}
.star--band{top:-140px;right:60px;width:420px;height:420px;--star-color:var(--star-on-section)}
.star--contact{bottom:-200px;right:-80px;width:520px;height:520px;--star-color:var(--star-on-cover)}

/* --- Header ------------------------------------------------------------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--surface-content);
  border-bottom:1px solid var(--border-hairline);
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:24px;
  padding:16px var(--gutter);
}
.site-header__logo{width:150px;display:block}

.site-nav{
  display:flex;flex-wrap:wrap;gap:32px;
  font-family:var(--font-display);font-weight:700;
  font-size:var(--fs-nav);letter-spacing:1.5px;text-transform:uppercase;
}

.lang-switch{
  display:flex;gap:4px;
  font-family:var(--font-display);font-weight:700;
  font-size:var(--fs-nav);letter-spacing:1px;
}
.lang-switch__item{padding:6px 10px;display:inline-block}
.lang-switch__item--active{background:var(--color-teal);color:var(--color-cream)}
.lang-switch__item--link{color:var(--color-teal)}
.lang-switch__item--link:hover{color:var(--color-teal);opacity:.7}

/* --- Hero --------------------------------------------------------------- */
.hero{background:var(--surface-cover);position:relative;overflow:hidden}
.hero__inner{
  position:relative;
  max-width:var(--content-max);margin:0 auto;
  padding:var(--pad-hero-top) var(--gutter) var(--pad-hero-bottom);
  display:flex;flex-direction:column;gap:36px;
}
.hero__title{
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  color:var(--text-hero-on-cover);
  font-size:var(--fs-hero);line-height:var(--lh-hero);max-width:960px;
}
.hero__strapline{
  font-family:var(--font-display);font-weight:300;
  color:var(--text-on-dark);
  font-size:var(--fs-strapline);line-height:var(--lh-strapline);max-width:820px;
}
.hero__proof{color:var(--text-muted);font-size:var(--fs-fine);letter-spacing:.5px}

.cta{
  display:inline-block;align-self:flex-start;
  background:var(--color-teal);color:var(--color-cream);
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  font-size:var(--fs-cta);letter-spacing:2px;padding:18px 36px;
}
.cta:hover{color:var(--color-cream);opacity:.85}

/* --- Numbered sections -------------------------------------------------- */
.section{
  max-width:var(--content-max);margin:0 auto;
  padding:var(--pad-section) var(--gutter) 0;
}
.section--last{padding-bottom:var(--pad-section)}

.section__number{
  display:block;
  font-family:var(--font-display);font-weight:700;
  font-size:var(--fs-section-number);color:var(--text-slide-number);line-height:1;
}
.section__title{
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  font-size:var(--fs-section-title);color:var(--text-heading);
  line-height:var(--lh-display);margin-top:8px;
}
.section__kicker{
  font-size:var(--fs-body);line-height:var(--lh-kicker);
  margin-top:16px;max-width:760px;
}

.cols{display:flex;flex-wrap:wrap;gap:var(--col-gap);margin-top:40px}
.col{flex:1;min-width:min(var(--col-min),100%)}

/* --- Marker list -------------------------------------------------------- */
.marker-list{
  list-style:none;padding:0;
  display:flex;flex-direction:column;gap:16px;
}
.marker-list__item{
  display:flex;gap:20px;align-items:flex-start;
  font-size:var(--fs-body);line-height:var(--lh-list);
}
.marker-list__icon{width:23px;flex-shrink:0;margin-top:5px}

/* --- Full-bleed bands --------------------------------------------------- */
.band{position:relative;overflow:hidden;margin-top:var(--pad-section)}
.band--navy{background:var(--surface-cover)}
.band--teal{background:var(--surface-section)}
.band--lead{margin-top:48px}     /* first product band, straight after the kicker */
.band--flush{margin-top:0}       /* closing quote, after a section with bottom padding */

.band__inner{
  position:relative;
  max-width:var(--content-max);margin:0 auto;
  padding:var(--pad-band) var(--gutter);
}
.band__inner--quote{padding:var(--pad-quote) var(--gutter)}
.band__inner--closing{padding:var(--pad-closing) var(--gutter)}

.band__title{
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  color:var(--text-on-dark);
  font-size:var(--fs-band-title);line-height:var(--lh-display);
}
.band__subtitle{
  font-family:var(--font-display);font-weight:300;
  color:var(--text-on-dark);
  font-size:var(--fs-band-subtitle);margin-top:12px;
}

.quote{
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  color:var(--text-on-dark);
  font-size:var(--fs-quote);line-height:var(--lh-quote);max-width:1000px;
}
.quote--closing{font-size:var(--fs-quote-final);line-height:1.25}
.quote__subline{
  font-family:var(--font-display);font-weight:300;
  color:var(--text-on-dark);
  font-size:var(--fs-quote-subline);margin-top:20px;
}

/* --- Products ----------------------------------------------------------- */
.product{
  max-width:var(--content-max);margin:0 auto;
  padding:var(--pad-product) var(--gutter) 0;
  display:flex;flex-wrap:wrap;gap:var(--col-gap);
}
.product--photo{align-items:center}

.product__body{
  flex:1.4;min-width:min(var(--col-min),100%);
  display:flex;flex-direction:column;gap:20px;
}
.product__text{flex:1;min-width:min(var(--col-min),100%)}
.product__figure{
  flex:1;min-width:min(280px,100%);
  display:flex;align-items:center;justify-content:center;
}
.product__drawing{width:min(300px,66vw);display:block}
.product__photo{width:min(340px,80vw);flex-shrink:0}

/* --- "Why jam from the air?" diagrams ----------------------------------- */
.explainer{
  max-width:var(--content-max);margin:0 auto;
  padding:var(--pad-band) var(--gutter) 0;
}
.explainer__title{
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  font-size:var(--fs-subhead);color:var(--text-heading);line-height:1.2;
}
.diagrams{display:flex;flex-wrap:wrap;gap:40px;margin-top:32px}
.diagram{
  flex:1;min-width:min(var(--col-min),100%);
  display:flex;flex-direction:column;gap:14px;
}
.diagram__svg{width:100%;display:block;background:var(--surface-cover)}
.diagram__caption-group{display:flex;flex-direction:column;gap:14px}
.diagram__caption{
  display:block;
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  font-size:var(--fs-caption);color:var(--text-body);
}
.diagram__text{font-size:var(--fs-small);line-height:var(--lh-small)}

/* --- Contact footer ----------------------------------------------------- */
.contact{background:var(--surface-cover);position:relative;overflow:hidden}
.contact__inner{
  position:relative;
  max-width:var(--content-max);margin:0 auto;
  padding:var(--pad-closing) var(--gutter);
  display:flex;flex-direction:column;gap:28px;
}
.contact__title{
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  color:var(--text-on-dark);
  font-size:var(--fs-contact-title);line-height:var(--lh-display);
}
.contact__text{
  color:var(--text-on-dark);
  font-size:var(--fs-body);line-height:var(--lh-kicker);max-width:720px;
}
.contact__email{
  align-self:flex-start;
  color:var(--text-on-dark);
  font-family:var(--font-display);font-weight:700;
  font-size:var(--fs-contact-email);
  border-bottom:2px solid var(--color-teal);padding-bottom:4px;
}
.contact__email:hover{color:var(--color-steel)}
.contact__meta{
  display:flex;flex-wrap:wrap;gap:40px;
  align-items:flex-end;justify-content:space-between;
  margin-top:40px;border-top:1px solid var(--color-teal);padding-top:32px;
}
.contact__legal{color:var(--text-muted);font-size:var(--fs-fine);line-height:var(--lh-body)}
.contact__logo{width:170px;display:block}

/* --- Responsive ---------------------------------------------------------
   Not in the mock (it is a desktop artboard): below 640px the fixed 40px
   gutters and the 150px stacked logo eat a phone screen, so both shrink and
   the vertical rhythm tightens. Type already scales via clamp().
   ------------------------------------------------------------------------ */
/* Below ~900px logo + nav + toggle stop fitting on one line. Left to itself the
   header wraps into three rows and the sticky bar eats a third of a phone
   screen, so the nav gets a row of its own and the stacked logo shrinks. */
@media (max-width:900px){
  :root{--header-h:158px}
  .site-header{gap:10px;padding:12px var(--gutter)}
  .site-header__logo{width:90px;order:1}
  .lang-switch{order:2;margin-left:auto}
  .site-nav{order:3;flex-basis:100%;gap:20px}
}

@media (max-width:640px){
  :root{
    --gutter:24px;
    --col-gap:32px;
    --pad-section:64px;
    --pad-product:40px;
    --pad-band:48px;
    --pad-quote:56px;
    --pad-closing:64px;
    --pad-hero-top:64px;
    --pad-hero-bottom:72px;
    --header-h:130px;
  }
  .site-header{padding:10px var(--gutter)}
  .site-header__logo{width:72px}
  .site-nav{gap:16px;font-size:13px}
  .hero__inner{gap:28px}
  .star--hero{width:380px;height:380px;top:-120px;right:-90px}
  .star--band{width:300px;height:300px;top:-110px;right:-40px}
  .star--contact{width:360px;height:360px;bottom:-150px;right:-90px}
  .contact__meta{align-items:flex-start;gap:28px}
}

/* --- 404 ----------------------------------------------------------------
   Served by Cloudflare Pages for unmatched paths; without this page Pages
   answers every unknown URL with the homepage and a 200.
   ------------------------------------------------------------------------ */
.notfound{min-height:100vh;display:flex;flex-direction:column;justify-content:center}
.notfound__code{
  font-family:var(--font-display);font-weight:700;
  font-size:var(--fs-section-number);color:var(--color-teal);line-height:1;
}
.notfound__en{color:var(--text-muted);font-size:var(--fs-small);line-height:var(--lh-small)}
.notfound__links{display:flex;flex-wrap:wrap;gap:16px}
.notfound__links .cta{align-self:auto}

/* --- Cookie consent -----------------------------------------------------
   Not in the mock. Same flat language as the rest: navy bar, teal rule,
   no radius or shadow. Hidden until assets/js/consent.js decides to show it.
   ------------------------------------------------------------------------ */
.consent{
  position:fixed;left:0;right:0;bottom:0;z-index:100;
  background:var(--surface-cover);border-top:1px solid var(--color-teal);
  color:var(--text-on-dark);
}
.consent[hidden]{display:none}
.consent__inner{
  max-width:var(--content-max);margin:0 auto;
  padding:24px var(--gutter);
  display:flex;flex-wrap:wrap;gap:28px;
  align-items:flex-start;justify-content:space-between;
}
.consent__text{flex:1;min-width:min(340px,100%);font-size:var(--fs-small);line-height:var(--lh-small)}
.consent__title{
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  font-size:var(--fs-nav);letter-spacing:1.5px;margin-bottom:10px;
}
.consent__details{margin-top:14px}
.consent__details summary{
  cursor:pointer;color:var(--color-steel);
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  font-size:13px;letter-spacing:1.5px;
}
.consent__details summary:hover{color:var(--color-cream)}
.consent__list{list-style:none;padding:0;margin:16px 0 0;display:flex;flex-direction:column;gap:10px}
.consent__list b{font-weight:700}
.consent__list code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px;color:var(--color-steel)}
.consent__toggles{display:flex;flex-wrap:wrap;gap:20px;margin:18px 0 16px}
.consent__toggles label{display:flex;gap:10px;align-items:center;cursor:pointer}
.consent__toggles input{width:18px;height:18px;accent-color:var(--color-teal);cursor:pointer}
.consent__actions{display:flex;flex-wrap:wrap;gap:12px}
.consent__btn{
  font-family:var(--font-display);font-weight:700;text-transform:uppercase;
  font-size:var(--fs-nav);letter-spacing:1.5px;
  padding:14px 26px;border:1px solid var(--color-teal);
  background:var(--color-teal);color:var(--color-cream);cursor:pointer;
}
.consent__btn:hover{opacity:.85}
.consent__btn--ghost{background:transparent}
button:focus-visible{outline:2px solid var(--color-cream);outline-offset:3px}

.contact__legal a{color:var(--color-steel);border-bottom:1px solid var(--color-teal)}
.contact__legal a:hover{color:var(--color-cream)}

@media (max-width:640px){
  .consent__inner{padding:20px var(--gutter);gap:20px}
  .consent__actions{width:100%}
  .consent__btn{flex:1;min-width:150px;text-align:center}
}