/* ============================================================================
   BloodScan Biotech — shared design system (from bloodscan-design-system.md)
   Exact tokens + reusable components for faithfully rebuilt pages.
   All classes are prefixed .ds- to avoid clashing with the Framer mirror.
   ========================================================================== */
:root{
  /* gray scale */
  --ds-black:#00000A; --ds-ink:#00000A; --ds-g900:#1C1C25; --ds-g800:#383940; --ds-g700:#54555C;
  --ds-g600:#707177; --ds-g500:#8D8E92; --ds-g400:#A9AAAD; --ds-g300:#C5C6C9;
  --ds-g200:#E1E3E4; --ds-g100:#EFF1F2; --ds-white:#FFFFFF;
  /* brand blue */
  --ds-blue900:#002362; --ds-blue800:#003B7F; --ds-blue700:#00549B; --ds-blue600:#006CB8;
  --ds-blue:#0084D4; --ds-blue400:#00B3FF; --ds-blue300:#3CC5FF; --ds-blue200:#78D6FF;
  --ds-blue100:#B4E8FF; --ds-blue50:#F0FAFF;
  /* accent / overlay */
  --ds-red:#E13E53; --ds-yellow:#DEA01E;
  --ds-nav-bg:rgba(0,35,98,.8); --ds-hero-overlay:rgba(0,35,98,.5);
  --ds-field-fill:rgba(187,187,187,.15); --ds-field-border:rgba(136,136,136,.1);
  /* type */
  --ds-head:'Poppins','Noto Sans TC',system-ui,-apple-system,sans-serif;
  --ds-body:'Roboto','Noto Sans TC',-apple-system,'Segoe UI',system-ui,sans-serif;
  --ds-ui:'Inter','Roboto','Noto Sans TC',system-ui,sans-serif;
  /* grid page margin (design-system): X-Large 72 · Large 64 · Medium 40 · Small/XSmall 20 */
  --ds-margin:64px;
}
@media(min-width:1440px){:root{--ds-margin:72px}}
@media(max-width:1023.98px){:root{--ds-margin:40px}}
@media(max-width:767.98px){:root{--ds-margin:20px}}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--ds-white);color:var(--ds-ink);font-family:var(--ds-body);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:inherit}

/* ---- layout ---- */
/* Measured site content widths (Framer sets these PER SECTION, not globally):
   wide 1296 (team/most pages), mid 1075 (services intro/cards/cases), narrow 864 (steps/FAQ/about text). */
.ds-container{width:min(1296px, calc(100% - 2 * var(--ds-margin)));margin:0 auto}
.ds-mid{width:min(1075px, calc(100% - 2 * var(--ds-margin)));margin:0 auto}
.ds-narrow{width:min(864px, calc(100% - 2 * var(--ds-margin)));margin:0 auto}
.ds-section{padding-top:60px;padding-bottom:60px}
@media(max-width:767.98px){.ds-section{padding-top:44px;padding-bottom:44px}}

/* ---- typography ---- */
.ds-h1{font-family:var(--ds-head);font-weight:700;font-size:48px;line-height:64px;color:var(--ds-ink);margin:0}
.ds-h2{font-family:var(--ds-head);font-weight:700;font-size:40px;line-height:52px;color:var(--ds-ink);margin:0}
.ds-h3{font-family:var(--ds-head);font-weight:700;font-size:32px;line-height:44px;color:var(--ds-ink);margin:0}
.ds-h4{font-family:var(--ds-head);font-weight:700;font-size:24px;line-height:32px;color:var(--ds-ink);margin:0}
.ds-h5{font-family:var(--ds-head);font-weight:700;font-size:20px;line-height:28px;color:var(--ds-ink);margin:0}
.ds-h6{font-family:var(--ds-head);font-weight:700;font-size:16px;line-height:24px;color:var(--ds-ink);margin:0}
.ds-body-lg{font-family:var(--ds-body);font-weight:400;font-size:20px;line-height:28px}
.ds-body{font-family:var(--ds-body);font-weight:400;font-size:16px;line-height:24px}
.ds-body-sm{font-family:var(--ds-body);font-weight:400;font-size:12px;line-height:18px}
.ds-label{font-family:var(--ds-body);font-weight:500;font-size:16px;line-height:24px}
.ds-label-sm{font-family:var(--ds-body);font-weight:500;font-size:14px;line-height:18px}
/* Tablet + phone: the original steps the type scale DOWN (measured 768 & 390):
   section/intro headings 32->24, lead & FAQ answer (body-lg) 20->16. */
@media(max-width:1023.98px){
  .ds-h1{font-size:32px;line-height:42px}
  .ds-h2{font-size:28px;line-height:38px}
  .ds-h3{font-size:24px;line-height:32px}
  .ds-h4{font-size:22px;line-height:30px}
  .ds-body-lg{font-size:16px;line-height:24px}
}

/* ---- navigation ---- */
.ds-nav{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--ds-nav-bg);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;align-items:center;padding:24px 64px 20px;transition:top .3s ease}
.ds-nav.ds-hide{top:-120px}
.ds-nav .ds-brand{display:inline-flex;align-items:center;height:34px}
.ds-nav .ds-brand svg{height:34px;width:auto}
.ds-nav .ds-links{display:flex;align-items:center;gap:20px;margin-left:48px}
.ds-nav .ds-links a,.ds-nav .ds-dd > button{color:#fff;text-decoration:none;font-family:var(--ds-body);font-size:14px;font-weight:500;line-height:1;background:none;border:0;cursor:pointer;padding:0;display:inline-flex;align-items:center;gap:6px}
/* site-wide Book-Now CTA pill: desktop sits left of the globe; mobile between logo and globe */
.ds-nav .ds-cta{margin-left:auto;background:transparent;color:#fff;font-family:var(--ds-body);font-size:14px;font-weight:500;line-height:1;text-decoration:none;border:1px solid rgba(255,255,255,.55);border-radius:4px;padding:9px 18px;white-space:nowrap;flex:0 0 auto;transition:background .3s ease,color .3s ease,border-color .3s ease}
.ds-nav .ds-cta:hover{background:var(--ds-blue);border-color:var(--ds-blue);color:#fff}
.ds-nav .ds-links a:hover,.ds-nav .ds-dd > button:hover{color:var(--ds-blue200)}
.ds-nav .ds-dd{position:relative;--dd-drop:33px;display:flex;align-items:center;line-height:1}
@media(min-width:1440px){.ds-nav .ds-dd{--dd-drop:37px}}
@media(max-width:1023.98px){.ds-nav .ds-dd{--dd-drop:29px}}
.ds-nav .ds-dd .caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:translateY(-2px) rotate(45deg);transition:transform .2s}
/* caret flips up while open OR hovered — matches prod */
.ds-nav .ds-dd.open .caret,.ds-nav .ds-dd:hover .caret{transform:translateY(1px) rotate(-135deg)}
/* dropdown matches prod: narrow navy panel, white 14px items, drops flush from the nav's bottom
   edge. The element starts at the button bottom (top:100%) so hover is contiguous and never breaks;
   its navy fill blends into the navy nav bar, and a tall transparent top pad pushes the gold bar +
   items down to the nav-bottom line (var(--dd-drop) = button-bottom→nav-bottom distance). */
/* navy fill is painted ONLY from the gold-bar line (var(--dd-drop)) down — the strip above it is
   transparent so the translucent nav bar shows through (no solid "residual" box); the element still
   spans up to the button, keeping the hover path contiguous. */
.ds-nav .ds-dd-menu{position:absolute;top:100%;left:-23px;transform:none;background:linear-gradient(var(--ds-blue900),var(--ds-blue900)) no-repeat 0 var(--dd-drop)/100% calc(100% - var(--dd-drop));border-radius:0 0 4px 4px;box-shadow:none;padding:calc(var(--dd-drop) + 30px) 24px 26px;min-width:125px;display:none;z-index:110}
.ds-nav .ds-dd-menu::before{content:"";position:absolute;top:var(--dd-drop);left:0;right:0;height:3px;background:var(--ds-yellow)}
.ds-nav .ds-dd:hover .ds-dd-menu,.ds-nav .ds-dd.open .ds-dd-menu{display:block}
.ds-nav .ds-dd-menu a{display:block;color:#fff;padding:13px 4px;border-radius:4px;font-size:14px;font-weight:500;white-space:nowrap;transition:background .15s}
.ds-nav .ds-dd-menu a:hover{background:rgba(255,255,255,.10);color:#fff}
.ds-nav .ds-globe{width:40px;height:40px;border:0;background:transparent;color:#fff;border-radius:9999px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;padding:0;flex:0 0 auto;margin-left:14px}
.ds-nav .ds-globe:hover{background:rgba(255,255,255,.14)}
.ds-lang-menu{position:absolute;top:64px;right:20px;min-width:150px;background:#fff;border-radius:4px;box-shadow:0 12px 34px rgba(0,35,98,.18);padding:6px;display:none;z-index:120}
.ds-lang-menu.open{display:block}
.ds-lang-menu a{display:block;padding:10px 14px;border-radius:4px;text-decoration:none;color:var(--ds-g900);font-size:14px}
.ds-lang-menu a:hover{background:var(--ds-blue50)}
.ds-lang-menu a[aria-current=true]{color:var(--ds-blue)}
.ds-hamb{display:none;width:40px;height:40px;border:0;background:transparent;color:#fff;border-radius:4px;cursor:pointer;align-items:center;justify-content:center;margin-left:auto}
@media(hover:hover){.ds-hamb:hover{background:rgba(255,255,255,.14)}}
/* content-height panel (not full-screen), items 14px/500 white, sub-items indented +32 (matches prod) */
.ds-mobile-menu{display:none;position:fixed;top:64px;left:0;right:0;background:rgba(0,35,98,.93);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:22px 55px 40px;z-index:99;overflow-y:auto;max-height:calc(100vh - 64px)}
.ds-mobile-menu.open{display:block}
.ds-mobile-menu a{display:block;color:#fff;text-decoration:none;font-family:var(--ds-body);font-size:14px;font-weight:500;padding:18px 0}
.ds-mobile-menu a.sub{padding-left:32px;font-size:14px;color:#fff}
.ds-mobile-menu .grp{color:#fff;font-family:var(--ds-body);font-size:14px;font-weight:500;letter-spacing:normal;text-transform:none;padding:18px 0}
@media(min-width:1440px){.ds-nav{padding:24px 72px}.ds-nav .ds-brand,.ds-nav .ds-brand svg{height:40px}.ds-nav .ds-links{gap:20px;margin-left:80px}}
@media(max-width:1023.98px){.ds-nav{padding:20px 40px 16px}.ds-nav .ds-links{gap:16px;margin-left:36px}}
@media(max-width:767.98px){
  .ds-nav{padding:0 12px 0 20px;height:64px;align-items:center}
  .ds-nav .ds-links{display:none}
  .ds-hamb{display:inline-flex;margin-left:0}
  /* mobile: pill centered between the logo and the globe (equal gaps on both sides) */
  .ds-nav .ds-cta{margin-left:auto;margin-right:auto;padding:8px 14px;font-size:13px}
  .ds-nav .ds-globe{margin-left:0}
}

/* ---- hero banner (interior pages) ---- */
.ds-hero{position:relative;background-size:cover;background-position:center;padding:160px 64px 60px}
.ds-hero::before{content:"";position:absolute;inset:0;background:var(--ds-hero-overlay)}
.ds-hero .ds-hero-inner{position:relative;width:83%;max-width:1296px;margin:0 auto}
.ds-hero h1{color:#fff}
.ds-hero .pg-kick{position:relative;color:#fff;font-family:var(--ds-body);font-weight:500;font-size:15px;letter-spacing:.02em;opacity:.9;margin-bottom:12px}
/* inner-page section tabs (Technology / Publications, Services) */
.pg-tabs{display:flex;justify-content:center;gap:24px;border-bottom:1px solid var(--ds-g200);margin-bottom:8px;flex-wrap:wrap}
.pg-tabs a{padding:14px 2px;text-decoration:none;color:var(--ds-g600);font-family:var(--ds-body);font-weight:500;font-size:16px;border-bottom:2px solid transparent;margin-bottom:-1px}
.pg-tabs a:hover{color:var(--ds-g900)}
.pg-tabs a.on{color:var(--ds-blue);border-bottom-color:var(--ds-blue)}
@media(min-width:1440px){.ds-hero{padding:160px 70px 60px}}
@media(max-width:1023.98px){.ds-hero{padding:120px 40px 60px}.ds-hero .ds-hero-inner{width:100%}}
@media(max-width:767.98px){.ds-hero{padding:120px 20px 50px}}

/* ---- buttons ---- */
.ds-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--ds-body);font-weight:500;font-size:16px;line-height:24px;border:0;border-radius:28px;cursor:pointer;text-decoration:none;padding:16px 48px;background:var(--ds-blue);color:#fff;transition:background .15s}
.ds-btn:hover{background:var(--ds-blue600)}
.ds-btn-sm{padding:12px 28px}
/* opt-in ↗ icon for outbound CTAs (Schedule Now / Contact Us) — matches the original */
.ds-btn.ext::after{content:"";width:16px;height:16px;flex:0 0 16px;background:currentColor;-webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'><path d='M7 17 17 7M8 7h9v9'/></svg>") center/contain no-repeat;mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'><path d='M7 17 17 7M8 7h9v9'/></svg>") center/contain no-repeat}
.ds-btn-text{display:inline-flex;align-items:center;gap:8px;color:var(--ds-blue);font-weight:500;text-decoration:none;background:none;border:0;cursor:pointer;font-size:16px}
.ds-btn-text:hover{color:var(--ds-blue700)}
.ds-link{color:var(--ds-blue);text-decoration:none}
.ds-link:hover{color:var(--ds-blue700)}

/* ---- form field ---- */
.ds-field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}
.ds-field > label{font-family:var(--ds-body);font-weight:500;font-size:14px;line-height:18px;color:var(--ds-g900)}
.ds-field input,.ds-field textarea,.ds-field select{font-family:var(--ds-body);font-weight:400;font-size:14px;color:var(--ds-g900);background:var(--ds-field-fill);border:1px solid var(--ds-field-border);border-radius:10px;padding:12px;min-height:40px;outline:none}
.ds-field textarea{min-height:100px;resize:vertical}
.ds-field input:focus,.ds-field textarea:focus,.ds-field select:focus{border:1px solid #0099FF}
.ds-submit{height:40px;border-radius:10px;background:var(--ds-blue);color:#fff;font-family:var(--ds-ui);font-weight:600;font-size:14px;border:0;cursor:pointer;padding:0 28px}
.ds-submit:hover{background:var(--ds-blue600)}
.ds-submit:disabled{opacity:.5;cursor:not-allowed}

/* ---- card ---- */
.ds-card{background:#fff;border-radius:4px}
.ds-card.bordered{border:1px solid var(--ds-g200)}

/* ---- footer ---- */
.ds-footer{background:var(--ds-blue900);color:#fff;padding:30px 0}
.ds-footer .ds-footer-inner{max-width:1296px;margin:0 auto;padding:0 64px;display:flex;align-items:flex-start}
.ds-footer .brand-col{flex:0 0 auto;margin-right:80px}
.ds-footer .brand-col svg{height:30px;width:auto}
.ds-footer .copy{font-family:var(--ds-body);font-size:12px;line-height:18px;color:#fff;margin-top:16px;max-width:220px}
.ds-footer .lcol{flex:0 0 auto;margin-right:30px}
.ds-footer .lcol a{display:block;color:#fff;text-decoration:none;font-size:12px;line-height:18px;padding:6px 0}
.ds-footer .lcol a:hover{color:var(--ds-blue200)}
.ds-footer .social-col{flex:0 0 auto;margin-left:auto}
.ds-footer .social-col a{color:#fff;text-decoration:none;font-size:12px}
.ds-footer .social-col a:hover{color:#fff}
.ds-footer .social-col .row{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.ds-footer .social-col .row:last-child{margin-bottom:0}
.ds-footer .social-col svg{flex:0 0 auto}
@media(max-width:1023.98px){.ds-footer .ds-footer-inner{padding:0 40px;flex-wrap:wrap;gap:24px}.ds-footer .brand-col{margin-right:0}.ds-footer .lcol{margin-right:0}}
@media(max-width:767.98px){
  /* prod mobile footer: brand centered on its own row, the 3 link columns side-by-side
     centered as a group, then social centered on its own row */
  .ds-footer{padding:40px 0}
  .ds-footer .ds-footer-inner{flex-wrap:wrap;justify-content:center;align-items:flex-start;text-align:center;padding:0 20px;gap:24px 44px}
  .ds-footer .brand-col{flex:0 0 100%;margin-right:0}
  .ds-footer .brand-col .copy{max-width:none;margin:16px auto 0}
  .ds-footer .lcol{margin-right:0}
  .ds-footer .social-col{flex:0 0 100%;margin-left:0;margin-top:8px}
  .ds-footer .social-col .row{justify-content:center}
}