/* =========================================================
   AGNOSTEC WEBSITE
   Built on the Sightline design tokens so the site and the
   product look like one family.

   Area colours (used for that area only, everywhere):
     Visibility  --vis  #FF4F00
     Security    --sec  #0095FD
     Validation  --val  #AD03DE
   Agnostec brand / primary actions: --brand #21D5C9
   ========================================================= */

:root{
  color-scheme:dark;

  /* Sightline tokens */
  --bg:#0B1724;
  --chrome:#08121C;
  --panel:#0F1D2E;
  --raised:#13263A;
  --hover:#172E46;
  --rowhover:#12243A;
  --line:#1F3550;
  --rowline:#172C44;
  --control:#2A4563;
  --controlhover:#3B5C80;
  --cream:#FFF8E5;
  --muted:#A9B8C8;
  --eyebrow:#7F93A8;
  --action:#A4DDED;
  --actiontext:#0E2841;
  --actionborder:#FFF8E5;
  --actionhover:#86CFE6;
  --orange:#FF4F00;
  --focus:#4E63FC;
  --chiptext:#B7C1FF;
  --ok:#17E93F;
  --okbg:rgba(23,233,63,.12);
  --warn:#FFC107;
  --warnbg:rgba(255,193,7,.12);
  --shadow:#FF0000;
  --shadowtext:#FF6B6B;
  --shadowbg:rgba(255,0,0,.13);
  --iso:#D622C4;
  --isotext:#F07BE4;
  --na:#4A5B6E;
  --panel-grad:linear-gradient(180deg,#10203100,#0C1826);
  --card-grad:linear-gradient(180deg,#112134,#0D1826);
  --hair:rgba(255,248,229,.08);
  --hair-faint:rgba(255,248,229,.045);
  --inset-hi:inset 0 1px 0 rgba(255,248,229,.05);
  --shadow-sm:0 1px 2px rgba(0,0,0,.45);
  --shadow-lg:0 18px 40px -24px rgba(0,0,0,.85);
  --sans:'IBM Plex Sans',ui-sans-serif,system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;

  /* Agnostec */
  --brand:#21D5C9;
  --brandhover:#4FE2D8;

  /* The cycle */
  --vis:#FF4F00;
  --vis-text:#FF7A3D;
  --sec:#0095FD;
  --sec-text:#4FB4FF;
  --val:#AD03DE;
  --val-text:#CF7BF2;

  /* Layout */
  --maxw:1200px;
  --gutter:clamp(16px,4vw,48px);
  --r-sm:6px;
  --r:10px;
  --r-lg:14px;
}

/* ---------- RESET / BASE ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:var(--sans);font-size:17px;line-height:1.65;
  background:var(--bg);color:var(--muted);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit}
ul,ol{list-style:none}
h1,h2,h3,h4{color:var(--cream);font-weight:600;line-height:1.15}
:focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:3px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:16px;top:-60px;background:var(--brand);color:var(--actiontext);padding:10px 16px;border-radius:var(--r-sm);font-weight:600;z-index:2000;text-decoration:none}
.skip:focus{top:12px}
.hidden{display:none!important}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}

/* ---------- TYPE ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:.75rem;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;color:var(--eyebrow);
  margin-bottom:18px;
}
.eyebrow .chip{width:10px;height:10px;border-radius:2px;background:currentColor}
.eyebrow.vis{color:var(--vis-text)}
.eyebrow.sec{color:var(--sec-text)}
.eyebrow.val{color:var(--val-text)}
.eyebrow.brand{color:var(--brand)}

.h1{font-size:clamp(2.3rem,5vw,4rem);font-weight:600;letter-spacing:-.025em;line-height:1.05}
.h2{font-size:clamp(1.75rem,3.2vw,2.6rem);font-weight:600;letter-spacing:-.02em;line-height:1.1}
.h3{font-size:1.3rem;font-weight:600;letter-spacing:-.005em}
.lede{font-size:clamp(1.06rem,1.5vw,1.22rem);line-height:1.6;color:var(--muted);max-width:38em}
.measure{max-width:38em}
.prose p+p{margin-top:16px}
.cream{color:var(--cream)}
.mono{font-family:var(--mono)}
.secure{color:var(--brand)}

/* ---------- BUTTONS & LINKS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:11px 22px;border-radius:var(--r-sm);
  font:inherit;font-size:.98rem;font-weight:600;text-decoration:none;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .16s,border-color .16s,color .16s;
}
.btn-primary{background:var(--brand);color:var(--actiontext)}
.btn-primary:hover{background:var(--brandhover)}
.btn-secondary{background:transparent;border-color:var(--control);color:var(--cream)}
.btn-secondary:hover{border-color:var(--controlhover);background:var(--hover)}
.btn-vis{border-color:var(--vis);color:var(--vis-text)}
.btn-vis:hover{background:var(--vis);color:var(--chrome)}
.btn-sec{border-color:var(--sec);color:var(--sec-text)}
.btn-sec:hover{background:var(--sec);color:var(--chrome)}
.btn-val{border-color:var(--val);color:var(--val-text)}
.btn-val:hover{background:var(--val);color:var(--cream)}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}

.link{color:var(--brand);font-weight:600;text-decoration:none;border-bottom:1px solid rgba(33,213,201,.35);padding-bottom:1px;transition:border-color .16s}
.link:hover{border-color:var(--brand)}

/* ---------- HEADER ---------- */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:1000;background:rgba(11,23,36,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .2s}
.site-header.scrolled{border-bottom-color:var(--line)}
.header-inner{display:flex;align-items:center;gap:36px;height:84px}
.brand{display:flex;align-items:center}
.brand img{height:58px;width:auto}
.primary-nav{display:flex;align-items:center;gap:26px;margin-left:auto}
.primary-nav a{font-size:.94rem;font-weight:500;color:var(--muted);text-decoration:none;padding:6px 0;transition:color .16s}
.primary-nav a:hover,.primary-nav a[aria-current="page"]{color:var(--cream)}
.header-cta{min-height:40px;padding:8px 18px;font-size:.92rem}

.nav-group{position:relative;display:flex;align-items:center;gap:2px}
.nav-sub-toggle{display:inline-flex;align-items:center;justify-content:center;width:24px;height:28px;background:none;border:0;color:var(--muted);cursor:pointer;border-radius:4px}
.nav-sub-toggle svg{transition:transform .16s}
.nav-sub-toggle[aria-expanded="true"] svg{transform:rotate(180deg)}
.nav-sub{
  position:absolute;top:calc(100% + 12px);left:-14px;min-width:210px;
  display:flex;flex-direction:column;padding:6px;
  background:var(--raised);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow-lg),var(--inset-hi);
  opacity:0;visibility:hidden;transform:translateY(-4px);
  transition:opacity .14s,transform .14s,visibility .14s;
}
.nav-sub::before{content:'';position:absolute;left:0;right:0;top:-14px;height:14px}
.nav-group:hover .nav-sub,.nav-group:focus-within .nav-sub,.nav-sub.open{opacity:1;visibility:visible;transform:none}
.primary-nav .nav-sub a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--r-sm);color:var(--cream)}
.primary-nav .nav-sub a:hover{background:var(--hover)}
.sw{display:inline-block;width:10px;height:10px;border-radius:2px;flex-shrink:0}
.sw-vis{background:var(--vis)}
.sw-sec{background:var(--sec)}
.sw-val{background:var(--val)}

.menu-toggle{display:none;margin-left:auto;width:44px;height:44px;background:none;border:1px solid var(--control);border-radius:var(--r-sm);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:6px}
.menu-toggle .bar{display:block;width:18px;height:2px;background:var(--cream);transition:transform .2s}
.menu-toggle[aria-expanded="true"] .bar:first-of-type{transform:translateY(4px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] .bar:last-of-type{transform:translateY(-4px) rotate(-45deg)}
.mobile-nav{display:none}

/* ---------- SECTIONS ---------- */
.section{padding:clamp(72px,9vw,120px) 0;border-top:1px solid var(--hair)}
.section-tight{padding:clamp(56px,7vw,88px) 0}
.section-head{max-width:46rem;margin-bottom:clamp(36px,5vw,56px)}
.section-head .lede{margin-top:18px}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,72px);align-items:start}
.split-60{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr)}

/* ---------- CARDS ---------- */
.card{
  position:relative;background:var(--card-grad);
  border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--inset-hi),var(--shadow-lg);
  padding:clamp(22px,2.6vw,30px);
}
.card h3{font-size:1.12rem;margin-bottom:10px}
.card p{font-size:.96rem}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.card .ico{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--r-sm);background:var(--raised);border:1px solid var(--line);color:var(--brand);margin-bottom:18px}
.card.vis{border-color:rgba(255,79,0,.35)}
.card.sec{border-color:rgba(0,149,253,.35)}
.card.val{border-color:rgba(173,3,222,.45)}

.pill-row{display:flex;flex-wrap:wrap;gap:8px}
.pill{padding:7px 14px;border-radius:999px;background:var(--raised);border:1px solid var(--line);color:var(--cream);font-size:.88rem;font-weight:500}
.pill.mono{font-family:var(--mono);font-size:.8rem;letter-spacing:.02em}

.ticks li{position:relative;padding-left:26px;margin-top:10px}
.ticks li::before{content:'';position:absolute;left:2px;top:.5em;width:11px;height:6px;border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(-45deg)}

/* ---------- HOME HERO + CYCLE ---------- */
.hero{padding:clamp(48px,7vw,96px) 0 clamp(56px,7vw,96px)}
.hero-top{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(24px,5vw,72px);align-items:end;margin-bottom:clamp(36px,5vw,60px)}
.hero-top .h1{max-width:16ch}
.hero-top .actions{margin-top:22px}

.cycle-frame{
  position:relative;padding:clamp(14px,2vw,26px);
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--panel-grad),var(--panel);
  box-shadow:var(--inset-hi),var(--shadow-lg);
}
.cycle{display:block;width:100%;height:auto;overflow:visible}
.cycle .panel{cursor:pointer;outline:none}
/* Thin, clean lines in the three area colours. SECURE is always the Security blue. */
.cycle .shape{fill-opacity:0;stroke-width:2;stroke-linejoin:miter;transition:fill-opacity .2s}
.cycle .panel:hover .shape,.cycle .panel:focus-visible .shape{fill-opacity:.07}
.panel-vis .shape{stroke:var(--vis);fill:var(--vis)}
.panel-sec .shape{stroke:var(--sec);fill:var(--sec)}
.panel-val .shape{stroke:var(--val);fill:var(--val)}
.cycle .panel:focus-visible .shape{stroke-width:3}
.cycle text{font-family:var(--sans);text-anchor:middle;fill:var(--cream)}
.cycle .t{font-size:42px;font-weight:400;letter-spacing:-.005em}
.cycle .big{font-weight:600;letter-spacing:.01em}
.cycle .secure{fill:var(--sec)}
.panel-vis .accent{fill:var(--vis)}
.panel-val .accent{fill:var(--val)}
.cycle .lbl{font-size:28px;font-weight:500;letter-spacing:.02em;text-anchor:start}
.cycle .panel-vis .lbl{fill:var(--vis)}
.cycle .panel-sec .lbl{fill:var(--sec)}
.cycle .panel-val .lbl{fill:var(--val);text-anchor:end}
.cycle .ch{fill:none;stroke-width:2;stroke-linejoin:miter}
.cycle .ch.dash{stroke-dasharray:9 7}
.cycle .ch-vis{stroke:var(--vis)}
.cycle .ch-sec{stroke:var(--sec)}
.cycle .ch-val{stroke:var(--val)}

/* Mask lines that reveal the dashed lines (white = visible) */
.cycle .reveal{fill:none;stroke:#fff;stroke-width:12}

/* Lights: hidden until the loop starts */
.cycle .lights{pointer-events:none}
.cycle .light{fill:none;stroke:var(--cream);stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round;
  stroke-dasharray:.045 2;stroke-dashoffset:.045;opacity:0}
.cycle .l-vis{filter:drop-shadow(0 0 6px var(--vis)) drop-shadow(0 0 2px var(--vis))}
.cycle .l-sec{filter:drop-shadow(0 0 6px var(--sec)) drop-shadow(0 0 2px var(--sec))}
.cycle .l-val{filter:drop-shadow(0 0 6px var(--val)) drop-shadow(0 0 2px var(--val))}

/* 1. Spiral out from the A (plays once on load) */
.js .cycle .core-a{opacity:0;transform-box:fill-box;transform-origin:center;transform:scale(.55);animation:apop .7s cubic-bezier(.2,.8,.2,1) .1s forwards}
.js .cycle polyline.ch:not(.dash){stroke-dasharray:1;stroke-dashoffset:1;animation:draw .8s cubic-bezier(.45,0,.2,1) forwards}
.js .cycle polyline.ch-val:not(.dash){animation-delay:.6s}
.js .cycle polyline.ch-sec:not(.dash){animation-delay:.8s}
.js .cycle polyline.ch-vis:not(.dash){animation-delay:1s}
.js .cycle .reveal{stroke-dasharray:1;stroke-dashoffset:1;animation:draw .7s ease-out forwards}
.js .cycle .r-val{animation-delay:1.35s}
.js .cycle .r-sec{animation-delay:1.55s}
.js .cycle .r-vis{animation-delay:1.75s}
.js .cycle .shape{stroke-dasharray:1;stroke-dashoffset:1;animation:draw 1s cubic-bezier(.5,0,.2,1) forwards}
.js .cycle .panel-val .shape{animation-delay:1.9s}
.js .cycle .panel-sec .shape{animation-delay:2.1s}
.js .cycle .panel-vis .shape{animation-delay:2.3s}
.js .cycle .panel text{opacity:0;animation:fadein .5s ease-out forwards}
.js .cycle .panel-val text{animation-delay:2.6s}
.js .cycle .panel-sec text{animation-delay:2.8s}
.js .cycle .panel-vis text{animation-delay:3s}

/* 2. Then light leaves the A for all three areas at once, on a loop:
      along the chevron, out along the dashed line, into the panel and once round it */
.js .cycle .light{opacity:1;animation:light 6s cubic-bezier(.45,.05,.55,.95) 3.8s infinite}
@keyframes light{0%{stroke-dashoffset:.045}62%{stroke-dashoffset:-1}100%{stroke-dashoffset:-1}}
@keyframes apop{to{opacity:1;transform:none}}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes fadein{to{opacity:1}}

.cycle-list{display:none}
.cycle-note{margin-top:22px;color:var(--muted);max-width:46em;font-size:.98rem}

/* ---------- HOME AREA BLOCKS ---------- */
.area-block{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(28px,5vw,72px);align-items:start}
.area-block .h2{max-width:18ch}
.area-block .prose{margin-top:18px}
.product-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.product-card{display:flex;flex-direction:column;gap:14px}
.product-card .logo{height:58px;width:auto;align-self:flex-start}
.product-card p{font-size:.95rem}
.product-card .pill-row{margin-top:auto;padding-top:6px}

/* ---------- PAGE HERO (sub pages) ---------- */
.page-hero{padding:clamp(56px,8vw,112px) 0 clamp(48px,6vw,80px)}
.page-hero .h1{max-width:20ch}
.page-hero .lede{margin-top:22px}
.page-hero-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:clamp(28px,5vw,72px);align-items:center}
/* Visibility page: Sightline and SILO side by side, large */
.hero-logos{
  display:grid;grid-template-columns:1fr 1fr;margin-top:clamp(36px,5vw,56px);
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--card-grad);box-shadow:var(--inset-hi),var(--shadow-lg);overflow:hidden;
}
.hero-logos a{display:flex;align-items:center;justify-content:center;padding:clamp(24px,4vw,48px) clamp(16px,3vw,40px);transition:background-color .16s}
.hero-logos a+a{border-left:1px solid var(--line)}
.hero-logos a:hover{background:var(--rowhover)}
.hero-logos img{width:auto;height:auto;max-width:100%;max-height:112px}

/* Home: the big-picture flow. Same 12 assets in each stage:
   gaps (orange, dashed) -> secured (blue) -> validated (purple ring) */
.flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:56px;position:relative}
.stage{
  position:relative;display:flex;flex-direction:column;
  padding:clamp(22px,2.6vw,30px);border-radius:var(--r);
  background:var(--card-grad);border:1px solid var(--line);box-shadow:var(--inset-hi),var(--shadow-lg);
}
.stage-vis{border-color:rgba(255,79,0,.45)}
.stage-sec{border-color:rgba(0,149,253,.45)}
.stage-val{border-color:rgba(173,3,222,.55)}
.stage+.stage::before{
  content:'';position:absolute;left:-44px;top:50%;width:32px;height:2px;background:var(--controlhover);
}
.stage+.stage::after{
  content:'';position:absolute;left:-18px;top:calc(50% - 5px);
  border:6px solid transparent;border-left:8px solid var(--controlhover);border-right:0;
}
.stage-top{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.stage-top .eyebrow{margin:0}
.stage-n{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;border:1px solid var(--control);font-family:var(--mono);font-size:.8rem;color:var(--cream)}
.stage h3{font-size:1.2rem;margin:18px 0 8px}
.stage p{font-size:.95rem}
.stage-link{margin-top:auto;padding-top:18px;font-weight:600;text-decoration:none;align-self:flex-start}
.stage-link:hover{text-decoration:underline;text-underline-offset:3px}
.vis-t{color:var(--vis-text)}
.sec-t{color:var(--sec-text)}
.val-t{color:var(--val-text)}

.mini{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;padding:14px;border-radius:var(--r-sm);background:var(--chrome);border:1px solid var(--rowline)}
.mini i{display:block;aspect-ratio:1;border-radius:4px;background:var(--raised);border:1px solid var(--line)}
.mini i.g{background:transparent;border:1.5px dashed var(--vis)}
.mini i.s{background:var(--sec);border-color:var(--sec)}
.mini-val i{box-shadow:0 0 0 1.5px var(--val)}
.mini-cap{margin-top:10px;font-family:var(--mono);font-size:.75rem;letter-spacing:.06em}

/* Return path from Validation back to Visibility */
.flow-loop{
  position:relative;height:40px;margin:0 calc(100% / 6);
  border:2px dashed var(--control);border-top:0;border-radius:0 0 14px 14px;
}
.flow-loop::before{
  content:'';position:absolute;left:-7px;top:-2px;
  border:6px solid transparent;border-bottom:9px solid var(--controlhover);border-top:0;
}
.flow-loop span{position:absolute;left:50%;bottom:-11px;transform:translateX(-50%);padding:0 14px;background:var(--bg);font-family:var(--mono);font-size:.75rem;letter-spacing:.06em;color:var(--eyebrow);white-space:nowrap}
.flow-loop-text{display:none}

/* ---------- VISIBILITY ---------- */
.product-head{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-bottom:22px}
.product-head img{height:72px;width:auto}
.product-head .tag{font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;color:var(--eyebrow)}

.layers{display:flex;flex-direction:column;gap:10px}
.layer{
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 16px;align-items:start;
  padding:16px 18px;border-radius:var(--r);border:1px solid var(--line);background:var(--card-grad);box-shadow:var(--inset-hi);
}
.layer .n{grid-row:span 2;font-family:var(--mono);font-size:.78rem;color:var(--vis-text);border:1px solid rgba(255,79,0,.45);border-radius:4px;padding:2px 7px;margin-top:2px}
.layer h4{font-size:1rem}
.layer p{font-size:.92rem}
.layer.base{border-color:rgba(255,79,0,.55);background:linear-gradient(180deg,rgba(255,79,0,.10),rgba(255,79,0,.03))}
.layers-cap{margin-top:14px;font-size:.92rem}

.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.fact{padding:20px;border-radius:var(--r);border:1px solid var(--line);background:var(--card-grad);box-shadow:var(--inset-hi)}
.fact .k{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--eyebrow);margin-bottom:8px}
.fact .v{color:var(--cream);font-weight:600;font-size:1.05rem;line-height:1.3}

.shot{margin:0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--card-grad);box-shadow:var(--inset-hi),var(--shadow-lg)}
.shot .shot-img{background:#F6F7F9;padding:10px;display:flex;align-items:center;justify-content:center}
.shot img{width:100%;height:auto;border-radius:4px}
.shot .shot-img.live{background:var(--bg);padding:0}
.shot .shot-img.live img{border-radius:0}
.shot.wide .shot-img.live img{max-width:670px;margin:0 auto}
.shot figcaption{padding:14px 18px;font-size:.9rem;border-top:1px solid var(--line)}
.shot figcaption b{display:block;color:var(--cream);font-weight:600;font-size:.95rem;margin-bottom:2px}
.shots{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.shots .wide{grid-column:1/-1}

/* Sightline tour: tabs by stage, one large view, thumbnails to switch */
.tour-tabs{display:flex;gap:4px;padding:4px;border:1px solid var(--line);border-radius:var(--r);background:var(--chrome);width:fit-content;max-width:100%;overflow-x:auto;scrollbar-width:none}
.tour-tabs::-webkit-scrollbar{display:none}
.tour-tab{display:inline-flex;align-items:center;gap:8px;flex-shrink:0;padding:9px 16px;border:0;border-radius:var(--r-sm);background:transparent;color:var(--muted);font:inherit;font-size:.95rem;font-weight:500;cursor:pointer;transition:background-color .16s,color .16s}
.tour-tab:hover{color:var(--cream);background:var(--rowhover)}
.tour-tab[aria-selected="true"]{background:var(--raised);color:var(--cream);box-shadow:var(--inset-hi)}
.tour-tab .n{font-family:var(--mono);font-size:.72rem;color:var(--eyebrow)}
.tour-tab[aria-selected="true"] .n{color:var(--vis-text)}
.tour-intro{margin:22px 0 16px;color:var(--muted)}
.tour-stage{margin:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--card-grad);box-shadow:var(--inset-hi),var(--shadow-lg)}
.tour-zoom{display:block;width:100%;padding:0;border:0;background:var(--bg);cursor:zoom-in}
.tour-main{display:block;width:100%;height:auto;max-height:78vh;object-fit:contain;object-position:top center;background:var(--bg)}
.tour-stage figcaption{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:baseline;padding:16px 20px;border-top:1px solid var(--line);font-size:.95rem}
.tour-title{color:var(--cream);font-weight:600}
.tour-thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-top:14px}
.tour-thumb{display:flex;flex-direction:column;gap:8px;width:100%;padding:8px;border:1px solid var(--line);border-radius:var(--r);background:var(--panel);color:var(--muted);font:inherit;font-size:.82rem;text-align:left;cursor:pointer;transition:border-color .16s,color .16s}
.tour-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top left;border-radius:4px;background:var(--bg)}
.tour-thumb:hover{border-color:var(--controlhover);color:var(--cream)}
.tour-thumb[aria-pressed="true"]{border-color:var(--vis);color:var(--cream)}
.tour-dialog{max-width:min(1500px,96vw);max-height:94vh;padding:0;border:1px solid var(--line);border-radius:var(--r);background:var(--bg);color:var(--cream);overflow:auto}
.tour-dialog::backdrop{background:rgba(4,10,16,.82)}
.tour-dialog img{display:block;max-width:100%;height:auto}
.tour-dialog form{position:sticky;top:0;display:flex;justify-content:flex-end;padding:10px;background:linear-gradient(180deg,var(--bg),rgba(11,23,36,0))}
.tour-close{font:inherit;font-weight:600;font-size:.9rem;padding:8px 14px;border-radius:var(--r-sm);border:1px solid var(--control);background:var(--raised);color:var(--cream);cursor:pointer}
.tour-close:hover{border-color:var(--controlhover)}

.silo-facts{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:22px 0}
.silo-facts .card{padding:20px 22px;color:var(--cream);font-weight:500}
.iso{border-top:1px solid var(--rowline)}
.iso div{display:grid;grid-template-columns:minmax(170px,15em) minmax(0,1fr);gap:4px 22px;padding:16px 4px;border-bottom:1px solid var(--rowline)}
.iso dt{color:var(--cream);font-weight:600}
.iso dd{font-size:.96rem}

/* ---------- SECURITY / PARTNERS ---------- */
.vendor-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
/* All logos sit on cream. Each <img> carries --w: its width at the same
   visual size as Island (set in the HTML). --logo-scale shrinks them all
   together on narrower screens so the proportions never change. */
.vendor-grid{--logo-scale:1}
.vendor-grid li{
  display:flex;align-items:center;justify-content:center;
  height:176px;padding:24px;border-radius:var(--r);
  background:var(--cream);border:1px solid rgba(0,149,253,.35);
  box-shadow:0 0 0 1px rgba(0,149,253,.08),0 14px 32px -18px rgba(0,149,253,.55);
}
.vendor-grid img{width:calc(var(--w) * 1px * var(--logo-scale));max-width:100%;height:auto}

/* ---------- ABOUT: principles ---------- */
.principles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.principle{
  padding:clamp(22px,2.8vw,32px);border-radius:var(--r);
  background:var(--card-grad);border:1px solid var(--line);box-shadow:var(--inset-hi),var(--shadow-lg);
}
.principle.vis{border-color:rgba(255,79,0,.4)}
.principle.sec{border-color:rgba(0,149,253,.4)}
.principle.val{border-color:rgba(173,3,222,.5)}
.principle.brand{border-color:rgba(33,213,201,.4)}
.principle dt{color:var(--cream);font-weight:600;font-size:1.2rem;line-height:1.25;letter-spacing:-.005em}
.principle dt .eyebrow{display:flex;margin-bottom:14px}
.principle dd{margin-top:10px;font-size:.98rem}

/* ---------- HOME: security categories (cream cards, same frame as vendor cards) ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.cat-grid li{
  display:flex;flex-direction:column;justify-content:space-between;gap:24px;
  min-height:176px;padding:24px;border-radius:var(--r);
  background:var(--cream);border:1px solid rgba(0,149,253,.35);
  box-shadow:0 0 0 1px rgba(0,149,253,.08),0 14px 32px -18px rgba(0,149,253,.55);
}
.cat-layer{display:flex;align-items:flex-start;gap:8px;font-family:var(--mono);font-size:.7rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;line-height:1.4;color:#5E6B7A}
.cat-layer i{flex-shrink:0;width:8px;height:8px;margin-top:4px;background:var(--sec)}
.cat-name{font-size:1.3rem;font-weight:600;line-height:1.25;letter-spacing:-.005em;color:var(--actiontext)}

/* ---------- VALIDATION ---------- */
.solution{
  padding:clamp(26px,3.5vw,44px);border-radius:var(--r-lg);
  border:1.5px solid var(--val);
  background:linear-gradient(180deg,rgba(173,3,222,.12),rgba(173,3,222,.03)),var(--panel);
  box-shadow:0 0 0 1px rgba(173,3,222,.15),0 0 36px -6px rgba(173,3,222,.45),var(--inset-hi);
}
.solution .h2{margin-bottom:18px}
.solution p{color:var(--cream);max-width:54em}
.solution p+p{margin-top:14px;color:var(--muted)}
.components{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px}
.components .card{border-color:rgba(173,3,222,.35)}
.components .card h3{color:var(--cream)}

/* ---------- CTA BAND ---------- */
.cta{padding:clamp(72px,9vw,120px) 0;border-top:1px solid var(--hair)}
.cta-inner{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;
  padding:clamp(28px,4vw,56px) 0;border-radius:var(--r-lg);border:1px solid var(--line);
  background:var(--card-grad);box-shadow:var(--inset-hi),var(--shadow-lg);
}
.cta-inner>div{padding:clamp(8px,1vw,16px) clamp(28px,4vw,56px)}
.cta-inner>div:first-child{
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
  align-self:stretch;border-right:1px solid var(--line);
}
.cta-inner .eyebrow{margin-bottom:14px}
.cta-inner .h2{max-width:16ch}
.cta-inner .lede{margin:0}
.cta-inner .actions{display:grid;grid-template-columns:max-content;gap:12px;margin-top:24px}

/* ---------- CONTACT ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:24px;align-items:start}
.calendly-wrap{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--cream)}
.form-card h2{font-size:1.3rem;margin-bottom:6px}
.form-card>p{font-size:.95rem;margin-bottom:22px}
.f-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.f-group{display:flex;flex-direction:column;gap:7px}
.f-group.full{grid-column:1/-1}
.f-group label{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--eyebrow)}
.f-group input,.f-group select,.f-group textarea{
  font:inherit;font-size:.96rem;color:var(--cream);
  background:var(--chrome);border:1px solid var(--control);border-radius:var(--r-sm);
  padding:12px 14px;width:100%;transition:border-color .16s,box-shadow .16s;
}
.f-group input::placeholder,.f-group textarea::placeholder{color:var(--na)}
.f-group input:focus,.f-group select:focus,.f-group textarea:focus{outline:none;border-color:var(--focus);box-shadow:0 0 0 3px rgba(78,99,252,.25)}
.f-group textarea{min-height:130px;resize:vertical}
.f-submit{margin-top:22px}
.f-submit .btn{width:100%}
.f-note{margin-top:14px;font-size:.85rem;color:var(--eyebrow)}
.f-msg{display:none;margin-top:18px;padding:16px 18px;border-radius:var(--r-sm);font-size:.95rem}
.f-msg.ok{background:var(--okbg);border:1px solid rgba(23,233,63,.35);color:var(--cream)}
.f-msg.err{background:var(--shadowbg);border:1px solid rgba(255,0,0,.35);color:var(--cream)}
.f-msg a{color:var(--cream)}

/* ---------- LEGAL ---------- */
.doc{max-width:820px}
.doc-meta{font-family:var(--mono);font-size:.8rem;letter-spacing:.06em;color:var(--eyebrow);margin-top:16px}
.doc-body{padding:clamp(28px,4vw,52px);border-radius:var(--r-lg);border:1px solid var(--line);background:var(--card-grad);box-shadow:var(--inset-hi),var(--shadow-lg)}
.doc-body h2{font-size:1.35rem;margin:40px 0 12px;letter-spacing:-.01em}
.doc-body h2:first-child{margin-top:0}
.doc-body h3{font-size:1.02rem;margin:24px 0 8px}
.doc-body p{margin-bottom:12px}
.doc-body ul,.doc-body ol{margin:0 0 14px 20px}
.doc-body ul{list-style:disc}
.doc-body ol{list-style:decimal}
.doc-body li{margin-bottom:6px}
.doc-body li::marker{color:var(--eyebrow)}
.doc-body a{color:var(--brand);text-decoration:none;border-bottom:1px solid rgba(33,213,201,.35)}
.doc-body a:hover{border-color:var(--brand)}
.doc-body strong{color:var(--cream)}
.doc-body table{width:100%;border-collapse:collapse;margin:8px 0 18px;font-size:.92rem}
.doc-body th,.doc-body td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--rowline);vertical-align:top}
.doc-body th{color:var(--cream);font-weight:600;background:var(--raised)}
.doc-note{padding:16px 18px;border-radius:var(--r-sm);background:var(--raised);border:1px solid var(--line);margin-bottom:24px}
.doc-note p{margin:0;color:var(--cream)}

/* ---------- FOOTER ---------- */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:64px 0 32px;font-size:.92rem}
.ft-top{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px}
.ft-brand img{width:190px;height:auto}
.ft-col{display:flex;flex-direction:column;gap:10px}
.ft-col h4{font-family:var(--mono);font-size:.72rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--eyebrow);margin-bottom:6px}
.ft-col a{color:var(--muted);text-decoration:none;width:fit-content;transition:color .16s}
.ft-col a:hover{color:var(--cream)}
.ft-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;margin-top:56px;padding-top:24px;border-top:1px solid var(--hair);color:var(--eyebrow);font-size:.85rem}
.ft-badges{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.ft-badges iframe{border:0;width:60px;height:60px;color-scheme:normal;background:transparent}
.badge-pill{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;padding:6px 10px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}

/* ---------- COOKIE ---------- */
#cookie-banner{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);z-index:1500;width:calc(100% - 32px);max-width:640px;display:flex;align-items:center;gap:16px;padding:14px 16px 14px 20px;background:var(--raised);border:1px solid var(--line);border-radius:var(--r);font-size:.9rem;box-shadow:var(--inset-hi),0 18px 40px -12px rgba(0,0,0,.9)}
#cookie-banner p{flex:1}
#cookie-banner a{color:var(--brand)}
#cookie-accept{font:inherit;font-weight:600;background:var(--brand);color:var(--actiontext);border:0;border-radius:var(--r-sm);padding:10px 18px;cursor:pointer;min-height:40px}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1120px){
  .primary-nav,.header-cta{display:none}
  .menu-toggle{display:flex}
  .mobile-nav{display:none;flex-direction:column;padding:8px var(--gutter) 24px;border-top:1px solid var(--line);background:var(--bg);max-height:calc(100vh - 84px);overflow-y:auto}
  .mobile-nav.open{display:flex}
  .mobile-nav a:not(.btn){display:flex;align-items:center;gap:10px;padding:12px 0;font-size:1.08rem;font-weight:500;color:var(--cream);text-decoration:none;border-bottom:1px solid var(--rowline)}
  .mobile-nav a.sub{padding-left:20px;font-size:1rem;color:var(--muted)}
  .mobile-nav .btn{margin-top:16px}
  .ft-top{grid-template-columns:1fr 1fr}
  .ft-brand{grid-column:1/-1}
  .vendor-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .facts{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:920px){
  .hero-top,.split,.split-60,.area-block,.page-hero-grid,.cta-inner,.contact-grid{grid-template-columns:1fr}
  .hero-top{align-items:start}
  .cta-inner>div:first-child{border-right:0;border-bottom:1px solid var(--line);padding-bottom:clamp(24px,4vw,40px);margin-bottom:clamp(24px,4vw,40px)}
  .grid-3,.grid-4,.components{grid-template-columns:1fr 1fr}
  /* Flow stacks vertically: arrows point down, loop becomes a line of text */
  .flow{grid-template-columns:1fr;gap:44px;max-width:560px}
  .stage+.stage::before{left:50%;top:-34px;width:2px;height:22px}
  .stage+.stage::after{left:calc(50% - 5px);top:-14px;border:6px solid transparent;border-top:8px solid var(--controlhover);border-bottom:0}
  .flow-loop{display:none}
  .flow-loop-text{display:block;margin-top:20px;font-family:var(--mono);font-size:.8rem;letter-spacing:.06em;color:var(--eyebrow)}
  .vendor-grid{--logo-scale:.8}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:700px){
  .cycle-frame{display:none}
  .cycle-list{display:flex;flex-direction:column;gap:12px}
  .cl{display:block;padding:20px 22px;border:1.5px solid;border-radius:var(--r);text-decoration:none;background:var(--card-grad);box-shadow:var(--inset-hi)}
  .cl-lbl{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:6px}
  .cl-t{display:block;font-size:1.28rem;line-height:1.3;color:var(--cream)}
  .cl b{font-weight:600}
  .cl .secure{color:var(--sec-text)}
  .cl-vis{border-color:var(--vis);box-shadow:none}
  .cl-vis .cl-lbl,.cl-vis .accent{color:var(--vis-text)}
  .cl-sec{border-color:var(--sec);box-shadow:none}
  .cl-sec .cl-lbl{color:var(--sec-text)}
  .cl-val{border-color:var(--val);box-shadow:none}
  .cl-val .cl-lbl,.cl-val .accent{color:var(--val-text)}
  .grid-2,.grid-3,.grid-4,.components,.product-row,.shots,.silo-facts,.f-grid,.principles{grid-template-columns:1fr}
  .vendor-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .vendor-grid li{height:128px;padding:20px}
  .iso div{grid-template-columns:1fr}
  .brand img{height:48px}
}
@media (max-width:520px){
  body{font-size:16px}
  .ft-top{grid-template-columns:1fr}
  .facts{grid-template-columns:1fr}
  .vendor-grid{--logo-scale:.6}
  .cat-grid{grid-template-columns:1fr}
  .cat-grid li{min-height:0}
  .actions .btn{width:100%}
  .cta-inner .actions{grid-template-columns:1fr}
  #cookie-banner{flex-direction:column;align-items:stretch}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .js .cycle .shape,.js .cycle polyline.ch:not(.dash){stroke-dasharray:none;stroke-dashoffset:0}
  .js .cycle .reveal{stroke-dasharray:none;stroke-dashoffset:0}
  .js .cycle .panel text,.js .cycle .core-a{opacity:1;transform:none}
  .js .cycle .light{display:none}
}