/* ============================================================
   BIOTELE v3 — Strategic Vision board idiom
   Navy-dominant rhythm · circular outlined icons · flow arrows
   tokens.css vocabulary (--bt-*) · Sora + Inter
   ============================================================ */
:root{
  --bt-navy-900:#1e1486;--bt-navy-700:#2a1890;--bt-navy-deep:#120b5c;
  --bt-blue-500:#4a35d8;--bt-teal-400:#00b4d8;--bt-teal-600:#00799c;--bt-teal-200:#6fdcf0;
  --bt-paper:#f6f5fc;--bt-ink:#1a1440;--bt-dim:#5d5b7d;--bt-line:#e3e1f3;
  --bt-font-display:'Sora',system-ui,sans-serif;--bt-font-body:'Inter',system-ui,sans-serif;
  --bt-radius-card:14px;--bt-radius-pill:999px;
  --bt-dark-grad:linear-gradient(118deg,#0d0844 0%,#1e1486 55%,#3a24a8 100%);
  --bt-teal-grad:linear-gradient(100deg,#00b4d8,#45d4ee);
  --wrap:1160px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--bt-font-body);color:var(--bt-ink);background:#fff;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--bt-font-display);letter-spacing:-.022em;line-height:1.14}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* language toggle */
html[lang="es"] .en{display:none !important}
html[lang="en"] .es{display:none !important}

/* ---------- header ---------- */
.site-header{position:fixed;inset:0 0 auto 0;z-index:60;background:rgba(13,8,68,.86);backdrop-filter:blur(14px);border-bottom:1px solid rgba(111,220,240,.14)}
.site-header .wrap{display:flex;align-items:center;gap:28px;height:74px}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand img{height:30px;width:auto}
.brand small{font-family:var(--bt-font-display);font-size:9px;letter-spacing:.44em;text-transform:uppercase;color:var(--bt-teal-200)}
.nav{display:flex;gap:20px;margin-left:auto;align-items:center}
.nav a{font-size:13.5px;white-space:nowrap;color:#d6d2f0;font-weight:500;padding:7px 0;position:relative;transition:.2s}
.nav a::after{content:'';position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--bt-teal-400);transition:right .25s}
.nav a:hover{color:#fff}
.nav a:hover::after,.nav a[aria-current="page"]::after{right:0}
.nav a[aria-current="page"]{color:#fff}
.lang-btn{margin-left:auto;flex-shrink:0;border:1.5px solid rgba(111,220,240,.45);color:var(--bt-teal-200);background:transparent;border-radius:var(--bt-radius-pill);padding:7px 17px;font-family:var(--bt-font-display);font-size:12px;font-weight:600;letter-spacing:.14em;cursor:pointer;transition:.2s}
.lang-btn:hover{background:rgba(0,180,216,.14);color:#fff}
.nav .lang-btn{margin-left:8px}
.burger{display:none;background:none;border:none;cursor:pointer;width:40px;height:40px;flex-shrink:0}
.burger span{display:block;width:22px;height:2px;background:#fff;margin:5px auto;border-radius:2px;transition:.25s}

/* nine nav items: tighten progressively instead of wrapping */
@media(max-width:1180px){ .nav{gap:15px} .nav a{font-size:12.8px} .site-header .wrap{gap:18px} }
@media(max-width:1040px){ .nav{gap:12px} .nav a{font-size:12.2px} .lang-btn{padding:6px 13px} }
@media(max-width:900px) and (min-width:761px){ .nav{gap:10px} .nav a{font-size:11.6px} }

/* ---------- hero ---------- */
.hero{position:relative;background:var(--bt-dark-grad);color:#fff;overflow:hidden}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.42}
.hero::before{content:'';position:absolute;inset:0;background:
  linear-gradient(rgba(111,220,240,.055) 1px,transparent 1px) 0 0/100% 78px,
  radial-gradient(circle at 78% 18%,rgba(0,180,216,.20),transparent 58%);
  pointer-events:none}
.hero::after{content:'';position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(111,220,240,.5),transparent)}
.hero .wrap{position:relative;padding-top:172px;padding-bottom:112px}
.hero.short .wrap{padding-top:106px;padding-bottom:84px}
.kicker{display:inline-flex;align-items:center;gap:13px;font-family:var(--bt-font-display);font-size:10.5px;font-weight:600;letter-spacing:.34em;text-transform:uppercase;color:var(--bt-teal-200)}
.kicker::before{content:'';width:38px;height:2px;background:var(--bt-teal-400);border-radius:2px;flex-shrink:0}
.on-light .kicker,.kicker.dark-on-light{color:var(--bt-teal-600)}
.hero h1{font-size:clamp(35px,5.7vw,60px);font-weight:700;margin:22px 0 22px;max-width:19ch;letter-spacing:-.032em}
.hero h1 em,.accent{font-style:normal;color:var(--bt-teal-400)}
.hero .lead{font-size:clamp(16px,1.6vw,19px);color:#bcb6dd;max-width:60ch;margin-bottom:34px}
/* corner tag, echoing the vision boards */
.hero .vtag{position:absolute;top:104px;left:0;right:0;max-width:var(--wrap);margin:0 auto;padding:0 24px;font-family:var(--bt-font-display);font-size:9.5px;font-weight:600;letter-spacing:.3em;text-transform:uppercase;color:rgba(111,220,240,.62);text-align:right;line-height:1.7;z-index:2}
.hero .vtag::before{content:'';display:block;width:52px;height:1px;background:rgba(111,220,240,.42);margin:0 0 8px auto}

.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 28px;border-radius:var(--bt-radius-pill);font-family:var(--bt-font-display);font-weight:600;font-size:14.5px;border:none;cursor:pointer;transition:.2s}
.btn-teal{background:var(--bt-teal-grad);color:var(--bt-navy-900)}
.btn-teal:hover{transform:translateY(-2px);box-shadow:0 12px 30px -12px rgba(0,180,216,.55)}
.btn-navy{background:var(--bt-navy-900);color:#fff}
.btn-navy:hover{background:var(--bt-navy-700)}
.btn-outline-light{background:transparent;border:1.5px solid rgba(255,255,255,.42);color:#fff}
.btn-outline-light:hover{border-color:var(--bt-teal-400);color:var(--bt-teal-200)}
.btn-outline{background:transparent;border:1.5px solid var(--bt-navy-900);color:var(--bt-navy-900)}
.btn-outline:hover{background:var(--bt-navy-900);color:#fff}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}
.hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:42px}
.chip{padding:7px 16px;border-radius:var(--bt-radius-pill);border:1px solid rgba(111,220,240,.28);font-size:12.5px;color:#aba5cf;background:rgba(255,255,255,.04)}

/* ---------- sections ---------- */
.section{padding:96px 0;position:relative}
.section.paper{background:var(--bt-paper);border-top:1px solid var(--bt-line);border-bottom:1px solid var(--bt-line)}
.section.dark{background:var(--bt-dark-grad);color:#fff;overflow:hidden}
.section.dark::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 82% 6%,rgba(0,180,216,.17),transparent 55%);pointer-events:none}
.section.dark .wrap{position:relative;z-index:1}
.section-head{max-width:780px;margin-bottom:54px}
.section-head h2{font-size:clamp(27px,3.5vw,39px);margin:18px 0 14px;letter-spacing:-.028em}
.section-head p{color:var(--bt-dim);font-size:16.5px}
.section.dark .section-head p{color:#bcb6dd}
.section.dark .kicker{color:var(--bt-teal-200)}

/* ---------- cards: flat board panels ---------- */
.grid{display:grid;gap:20px}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--bt-line);border-radius:var(--bt-radius-card);padding:30px 28px;position:relative;transition:border-color .25s,transform .25s,box-shadow .25s}
.card:hover{border-color:rgba(0,121,156,.42);transform:translateY(-3px);box-shadow:0 16px 40px -26px rgba(30,20,134,.5)}
.card h3{font-size:17px;margin-bottom:9px;letter-spacing:-.015em}
.card p{color:var(--bt-dim);font-size:14.5px}
/* circular outlined icon — the board signature */
.card .ico{width:50px;height:50px;border-radius:50%;border:1.5px solid rgba(0,121,156,.38);color:var(--bt-teal-600);display:flex;align-items:center;justify-content:center;margin-bottom:18px;background:rgba(0,180,216,.06);transition:.25s}
.card .ico svg{width:23px;height:23px;display:block}
.card:hover .ico{background:rgba(0,180,216,.13);border-color:var(--bt-teal-600)}
.card .num{font-family:var(--bt-font-display);font-weight:700;font-size:12px;color:var(--bt-teal-600);letter-spacing:.18em;display:block;margin-bottom:12px}
.card .num::after{content:'';display:inline-block;width:22px;height:1.5px;background:rgba(0,121,156,.4);vertical-align:middle;margin-left:10px}
.card.on-dark{background:rgba(255,255,255,.045);border-color:rgba(111,220,240,.18);backdrop-filter:blur(2px)}
.card.on-dark:hover{border-color:rgba(111,220,240,.5);background:rgba(255,255,255,.07)}
.card.on-dark h3{color:#fff}
.card.on-dark p{color:#aba5cf}
.card.on-dark .ico,.section.dark .card .ico{border-color:rgba(111,220,240,.34);color:var(--bt-teal-200);background:rgba(111,220,240,.08)}
.card.feature{border-top:2px solid var(--bt-teal-400)}
a.card{display:block}

/* badges */
.badge{display:inline-block;padding:5px 12px;border-radius:5px;font-size:10.5px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;font-family:var(--bt-font-display)}
.badge-vision{background:#efeaff;color:var(--bt-blue-500)}
.badge-live{background:#e2f7fd;color:var(--bt-teal-600)}

/* dark quote band */
.band{background:var(--bt-dark-grad);color:#fff;border-radius:var(--bt-radius-card);padding:48px 50px;position:relative;overflow:hidden;border:1px solid rgba(111,220,240,.15)}
.band::after{content:'';position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(0,180,216,.24),transparent 70%)}
.band blockquote{font-family:var(--bt-font-display);font-size:clamp(19px,2.4vw,26px);font-weight:600;max-width:34ch;position:relative;z-index:1;letter-spacing:-.02em}
.band blockquote em{font-style:normal;color:var(--bt-teal-400)}
.band .kicker{color:var(--bt-teal-200)}

/* ---------- flow: numbered steps with chevrons ---------- */
.cycle{display:flex;flex-wrap:wrap;gap:0;margin-top:8px;align-items:stretch}
.step{flex:1 1 140px;background:#fff;border:1px solid var(--bt-line);border-radius:12px;padding:20px 16px;text-align:center;position:relative;margin-right:26px;transition:.25s}
.step:last-child{margin-right:0}
.step::after{content:'';position:absolute;right:-19px;top:50%;width:11px;height:11px;border-top:1.8px solid rgba(0,121,156,.55);border-right:1.8px solid rgba(0,121,156,.55);transform:translateY(-50%) rotate(45deg)}
.step:last-child::after{display:none}
.step:hover{border-color:rgba(0,121,156,.45);transform:translateY(-2px)}
.step b{font-family:var(--bt-font-display);font-size:11px;color:var(--bt-teal-600);letter-spacing:.2em;display:block;margin-bottom:8px}
.step span{font-family:var(--bt-font-display);font-weight:600;font-size:14.5px;letter-spacing:-.01em}
.section.dark .step,.band .step{background:rgba(255,255,255,.05);border-color:rgba(111,220,240,.18)}
.section.dark .step span{color:#fff}
.section.dark .step b{color:var(--bt-teal-200)}
.section.dark .step::after{border-color:rgba(111,220,240,.55)}

/* checklist */
.ticks{list-style:none;display:grid;gap:13px;margin-top:20px}
.ticks li{padding-left:32px;position:relative;color:var(--bt-dim);font-size:15px}
.ticks li::before{content:'';position:absolute;left:0;top:6px;width:18px;height:18px;border-radius:50%;border:1.5px solid var(--bt-teal-600)}
.ticks li::after{content:'';position:absolute;left:6px;top:11px;width:6px;height:3px;border-left:1.8px solid var(--bt-teal-600);border-bottom:1.8px solid var(--bt-teal-600);transform:rotate(-45deg)}
.section.dark .ticks li{color:#bcb6dd}
.section.dark .ticks li::before{border-color:var(--bt-teal-200)}
.section.dark .ticks li::after{border-color:var(--bt-teal-200)}
.band .ticks li{color:#bcb6dd}

/* split layout */
.split{display:grid;grid-template-columns:1fr 1fr;gap:58px;align-items:center}

/* figures */
.figure-card{background:#fff;border:1px solid var(--bt-line);border-radius:var(--bt-radius-card);overflow:hidden;box-shadow:0 26px 60px -34px rgba(30,20,134,.5)}
.figure-card img{width:100%}
.figure-card figcaption{padding:15px 20px;font-size:12.5px;color:var(--bt-dim);border-top:1px solid var(--bt-line);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:center}
.section.dark .figure-card{background:rgba(255,255,255,.05);border-color:rgba(111,220,240,.18)}
.section.dark .figure-card figcaption{color:#aba5cf;border-top-color:rgba(111,220,240,.18)}

/* chips cloud */
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips .chip-l{padding:10px 19px;border-radius:var(--bt-radius-pill);border:1px solid var(--bt-line);background:#fff;font-size:13.5px;color:var(--bt-ink);font-weight:500;transition:.2s}
.chips .chip-l:hover{border-color:rgba(0,121,156,.45);color:var(--bt-teal-600)}
.section.dark .chips .chip-l{background:rgba(255,255,255,.05);border-color:rgba(111,220,240,.2);color:#ddd9f4}

/* CTA */
.cta{background:var(--bt-dark-grad);color:#fff;position:relative;overflow:hidden}
.cta canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.32}
.cta::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 120%,rgba(0,180,216,.22),transparent 60%);pointer-events:none}
.cta .wrap{position:relative;padding:104px 24px;text-align:center;z-index:1}
.cta h2{font-size:clamp(28px,4vw,44px);max-width:22ch;margin:0 auto 18px;letter-spacing:-.03em}
.cta h2 em{font-style:normal;color:var(--bt-teal-400)}
.cta p{color:#bcb6dd;max-width:56ch;margin:0 auto 34px;font-size:17px}
.cta .btn-row{justify-content:center}

/* disclaimer + footer */
.disclaimer{background:var(--bt-navy-deep);color:#918bb5;font-size:12.5px;padding:28px 0;border-top:1px solid rgba(111,220,240,.1)}
.disclaimer b{color:#cfc9e8}
.site-footer{background:var(--bt-navy-deep);color:#bcb6dd;padding:66px 0 40px;border-top:1px solid rgba(111,220,240,.12)}
.site-footer .cols{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr 1fr;gap:34px}
.site-footer img{height:30px;margin-bottom:14px}
.site-footer small.tag{font-family:var(--bt-font-display);font-size:9px;letter-spacing:.44em;text-transform:uppercase;color:var(--bt-teal-200);display:block;margin-bottom:14px}
.site-footer p{font-size:13.5px;color:#918bb5;max-width:34ch}
.site-footer h4{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:#fff;margin-bottom:16px}
.site-footer ul{list-style:none;display:grid;gap:10px}
.site-footer ul a{font-size:14px;color:#bcb6dd;transition:.2s}
.site-footer ul a:hover{color:var(--bt-teal-200)}
.copyright{margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);font-size:12.5px;color:#7a74a0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* forms */
.form{display:grid;gap:18px;max-width:560px}
.form label{font-family:var(--bt-font-display);font-size:13px;font-weight:600;display:grid;gap:8px}
.form input,.form select,.form textarea{font-family:var(--bt-font-body);font-size:15px;padding:13px 16px;border:1.5px solid var(--bt-line);border-radius:10px;background:#fff;color:var(--bt-ink);width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--bt-teal-400);box-shadow:0 0 0 3px rgba(0,180,216,.18)}
.form textarea{min-height:140px;resize:vertical}
.form-note{font-size:12.5px;color:var(--bt-dim)}

/* reveal animation (JS-gated: without JS everything stays visible) */
html.js .rv{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
html.js .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){ html.js .rv{opacity:1;transform:none;transition:none} }

/* mobile */
@media(max-width:1040px){
  .step{margin-right:22px}
  .step::after{right:-17px}
}
@media(max-width:980px){
  .grid.c4{grid-template-columns:repeat(2,1fr)}
  .grid.c3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:38px}
  .site-footer .cols{grid-template-columns:1fr 1fr}
  .hero .vtag{display:none}
}
@media(max-width:760px){
  .nav{position:fixed;top:74px;left:0;right:0;background:#0d0844;flex-direction:column;gap:0;padding:12px 0 20px;transform:translateY(-140%);transition:.3s;border-bottom:1px solid rgba(111,220,240,.15);z-index:55}
  .nav.open{transform:none}
  .nav a{padding:13px 26px;width:100%;font-size:16px !important}
  .nav a::after{display:none}
  .nav .lang-btn{margin:14px 26px 0}
  .burger{display:block;margin-left:auto}
  .burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .burger.open span:nth-child(2){opacity:0}
  .burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .grid.c2,.grid.c3,.grid.c4{grid-template-columns:1fr}
  .band{padding:34px 26px}
  .section{padding:70px 0}
  .step{flex:1 1 100%;margin-right:0;margin-bottom:24px}
  .step::after{right:50%;top:auto;bottom:-18px;transform:translateX(50%) rotate(135deg)}
  .step:last-child{margin-bottom:0}
}

/* ============================================================
   VISION-PAGE COMPONENTS — each page reads as a deck poster
   ============================================================ */
.pgtag{display:inline-flex;align-items:baseline;gap:8px;font-family:var(--bt-font-display);font-size:11px;font-weight:700;letter-spacing:.24em;color:var(--bt-teal-200)}
.pgtag b{font-size:26px;letter-spacing:-.02em;color:#fff;line-height:1}
.pgtag i{font-style:normal;opacity:.5}

/* poster hero: statement left, figure right */
.poster{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:start}
.poster .fig-wrap{position:relative}
.poster .figure-card{box-shadow:0 30px 70px -34px rgba(0,0,0,.55)}

/* icon + label rows (deck "functions include") */
.fnrow{display:grid;gap:14px;margin-top:6px}
.fnrow li{list-style:none;display:flex;align-items:flex-start;gap:16px;padding:14px 18px;border:1px solid var(--bt-line);border-radius:12px;background:#fff;transition:.22s}
.fnrow li:hover{border-color:rgba(0,121,156,.42);transform:translateX(3px)}
.fnrow .ico{width:42px;height:42px;flex-shrink:0;border-radius:50%;border:1.5px solid rgba(0,121,156,.38);color:var(--bt-teal-600);display:flex;align-items:center;justify-content:center;background:rgba(0,180,216,.06)}
.fnrow .ico svg{width:20px;height:20px}
.fnrow b{font-family:var(--bt-font-display);font-size:15.5px;display:block;margin-bottom:2px}
.fnrow span.d{color:var(--bt-dim);font-size:13.5px}
.section.dark .fnrow li{background:rgba(255,255,255,.05);border-color:rgba(111,220,240,.18)}
.section.dark .fnrow li:hover{border-color:rgba(111,220,240,.5)}
.section.dark .fnrow b{color:#fff}
.section.dark .fnrow span.d{color:#bcb6dd}
.section.dark .fnrow .ico{border-color:rgba(111,220,240,.34);color:var(--bt-teal-200);background:rgba(111,220,240,.08)}

/* pillar row — circles with caps labels, as on the deck footers */
.pillrow{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:20px;margin-top:8px}
.pillrow .p{text-align:center}
.pillrow .p .ico{width:62px;height:62px;margin:0 auto 14px;border-radius:50%;border:1.5px solid rgba(111,220,240,.34);color:var(--bt-teal-200);display:flex;align-items:center;justify-content:center;background:rgba(111,220,240,.07)}
.pillrow .p .ico svg{width:26px;height:26px}
.pillrow .p b{font-family:var(--bt-font-display);font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;display:block;line-height:1.5}
.pillrow .p span{display:block;font-size:12.5px;color:#aba5cf;margin-top:6px}
.section:not(.dark) .pillrow .p .ico{border-color:rgba(0,121,156,.34);color:var(--bt-teal-600);background:rgba(0,180,216,.06)}
.section:not(.dark) .pillrow .p span{color:var(--bt-dim)}

/* value-creation chain — chevrons with icons */
.chain{display:flex;flex-wrap:wrap;gap:0;margin-top:8px}
.chain .lnk{flex:1 1 150px;position:relative;padding:22px 18px;background:var(--bt-navy-900);color:#fff;margin-right:22px;border-radius:12px;border:1px solid rgba(111,220,240,.18)}
.chain .lnk:last-child{margin-right:0}
.chain .lnk::after{content:'';position:absolute;right:-16px;top:50%;width:10px;height:10px;border-top:1.8px solid var(--bt-teal-400);border-right:1.8px solid var(--bt-teal-400);transform:translateY(-50%) rotate(45deg)}
.chain .lnk:last-child::after{display:none}
.chain .lnk b{font-family:var(--bt-font-display);font-size:12px;letter-spacing:.13em;text-transform:uppercase;display:block;margin-bottom:8px;color:var(--bt-teal-200)}
.chain .lnk span{font-size:13px;color:#cfc9e8;line-height:1.5}

/* dense sub-panel with bullet list, as on the deck grids */
.minip{background:#fff;border:1px solid var(--bt-line);border-radius:12px;padding:22px 20px}
.minip h4{font-family:var(--bt-font-display);font-size:12px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--bt-teal-600);margin-bottom:12px;line-height:1.5}
.minip ul{list-style:none;display:grid;gap:7px}
.minip li{font-size:13.5px;color:var(--bt-dim);padding-left:15px;position:relative}
.minip li::before{content:'';position:absolute;left:0;top:8px;width:5px;height:5px;border-radius:50%;background:var(--bt-teal-400)}
.section.dark .minip{background:rgba(255,255,255,.05);border-color:rgba(111,220,240,.18)}
.section.dark .minip h4{color:var(--bt-teal-200)}
.section.dark .minip li{color:#bcb6dd}

/* deck pagination */
.decknav{border-top:1px solid var(--bt-line);background:var(--bt-paper)}
.decknav .wrap{display:flex;justify-content:space-between;gap:20px;padding-top:30px;padding-bottom:30px;flex-wrap:wrap}
.decknav a{display:flex;flex-direction:column;gap:3px;max-width:46%}
.decknav small{font-family:var(--bt-font-display);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--bt-teal-600);font-weight:700}
.decknav b{font-family:var(--bt-font-display);font-size:15.5px;color:var(--bt-ink);font-weight:600}
.decknav a:hover b{color:var(--bt-teal-600)}
.decknav .nx{text-align:right;margin-left:auto}

/* deck index grid */
.vindex{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.vindex a{display:flex;align-items:center;gap:16px;padding:16px 18px;border:1px solid var(--bt-line);border-radius:12px;background:#fff;transition:.22s}
.vindex a:hover{border-color:rgba(0,121,156,.45);transform:translateY(-3px);box-shadow:0 16px 38px -26px rgba(30,20,134,.55)}
/* the deck page itself, used as the card's icon */
.vindex .thumb{width:54px;height:72px;flex-shrink:0;object-fit:cover;border-radius:6px;border:1px solid var(--bt-line);
  box-shadow:0 6px 16px -8px rgba(30,20,134,.55);transition:.22s}
.vindex a:hover .thumb{transform:scale(1.04);border-color:rgba(0,121,156,.45)}
.vindex .tx{min-width:0}
.vindex .n{font-family:var(--bt-font-display);font-size:11px;font-weight:700;letter-spacing:.2em;color:var(--bt-teal-600);display:block;margin-bottom:6px}
.vindex b{font-family:var(--bt-font-display);font-size:16px;display:block;line-height:1.25}
.vindex .d{display:block;font-size:13.5px;color:var(--bt-dim);margin-top:5px}
/* index page: roomier cards, larger page thumbnail */
.vindex.big{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
.vindex.big a{align-items:flex-start;padding:20px}
.vindex.big .thumb{width:72px;height:96px}

@media(max-width:980px){
  .poster{grid-template-columns:1fr;gap:34px}
  .chain .lnk{flex:1 1 100%;margin-right:0;margin-bottom:20px}
  .chain .lnk::after{right:50%;top:auto;bottom:-15px;transform:translateX(50%) rotate(135deg)}
  .chain .lnk:last-child{margin-bottom:0}
}

/* ---------- WhatsApp floating action ---------- */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:70;display:inline-flex;align-items:center;gap:10px;
  padding:13px 20px 13px 16px;border-radius:var(--bt-radius-pill);background:#25D366;color:#0b3d1e;
  font-family:var(--bt-font-display);font-weight:700;font-size:14.5px;
  box-shadow:0 14px 34px -12px rgba(37,211,102,.6);transition:.22s}
.wa-float:hover{transform:translateY(-3px);box-shadow:0 20px 44px -14px rgba(37,211,102,.75)}
.wa-float svg{width:24px;height:24px;flex-shrink:0}
@media(max-width:600px){
  .wa-float{right:16px;bottom:16px;padding:14px;gap:0}
  .wa-float span{display:none}
}