/* ====================================================================
   BlockID Portal — marketing site stylesheet
   Premium glassmorphism · light + dark · mobile-first · no dependencies
   ==================================================================== */
:root{
  --bg:#f6f8fe; --bg-1:#eef2ff; --bg-2:#e0e7ff; --bg-3:#f0f9ff;
  --surface:#ffffff; --surface-2:#f7f9fc;
  --text:#0b1020; --muted:#5b6478; --line:#e6e8f2;
  --brand:#4f46e5; --brand-2:#2563eb; --brand-3:#7c3aed; --accent:#06b6d4;
  --green:#16a34a; --green-bg:#dcfce7; --amber:#b45309; --amber-bg:#fef3c7;
  --glass:rgba(255,255,255,.62); --glass-2:rgba(255,255,255,.78); --glass-border:rgba(255,255,255,.7);
  --ring:rgba(79,70,229,.35);
  --shadow-s:0 1px 2px rgba(15,23,42,.06),0 2px 8px rgba(15,23,42,.06);
  --shadow:0 10px 30px rgba(20,28,70,.12);
  --shadow-l:0 24px 60px rgba(20,28,70,.20);
  --radius:18px; --radius-s:12px; --radius-l:28px;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --maxw:1160px;
}
[data-theme="dark"]{
  --bg:#070b18; --bg-1:#0b1020; --bg-2:#0e1430; --bg-3:#0a1424;
  --surface:#11172b; --surface-2:#0e1424;
  --text:#e8ebf5; --muted:#9aa4bd; --line:rgba(255,255,255,.10);
  --glass:rgba(18,24,48,.55); --glass-2:rgba(18,24,48,.72); --glass-border:rgba(255,255,255,.12);
  --shadow-s:0 1px 2px rgba(0,0,0,.4); --shadow:0 12px 34px rgba(0,0,0,.5); --shadow-l:0 28px 70px rgba(0,0,0,.6);
  --green-bg:rgba(34,197,94,.16); --amber-bg:rgba(245,158,11,.16);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;font-family:var(--sans);color:var(--text);line-height:1.6;font-size:16px;
  background:
    radial-gradient(1100px 600px at 12% -10%, var(--bg-1), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, var(--bg-3), transparent 55%),
    var(--bg);
  background-attachment:fixed;-webkit-font-smoothing:antialiased;
}
a{color:var(--brand-2);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{max-width:100%;height:auto}
h1,h2,h3,h4{line-height:1.15;margin:0 0 .5rem;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5vw,3.5rem);font-weight:800}
h2{font-size:clamp(1.6rem,3.4vw,2.4rem);font-weight:800}
h3{font-size:1.2rem;font-weight:700}
p{margin:.4rem 0 1rem}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.small{font-size:.88rem}
.center{text-align:center}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);background:color-mix(in srgb,var(--brand) 12%,transparent);padding:.35rem .7rem;border-radius:999px;margin-bottom:1rem}
.section{padding:72px 0}
.section.tight{padding:48px 0}
.section-head{max-width:720px;margin:0 auto 2.5rem;text-align:center}
.skip-link{position:absolute;left:-999px;top:0;background:var(--brand);color:#fff;padding:.6rem 1rem;border-radius:0 0 10px 0;z-index:200}
.skip-link:focus{left:0}

/* ---------- buttons ---------- */
.m-btn{display:inline-flex;align-items:center;gap:.5rem;font-weight:600;font-size:.97rem;border-radius:12px;padding:.72rem 1.25rem;border:1px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background .2s;text-decoration:none}
.m-btn:hover{text-decoration:none}
.m-btn-primary{background:linear-gradient(135deg,var(--brand-3),var(--brand),var(--brand-2));color:#fff;box-shadow:0 8px 22px rgba(79,70,229,.35)}
.m-btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(79,70,229,.45)}
.m-btn-ghost{background:var(--glass-2);color:var(--text);border-color:var(--glass-border);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.m-btn-ghost:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.m-btn-lg{padding:.95rem 1.6rem;font-size:1.05rem;border-radius:14px}
.m-btn-block{display:flex;width:100%;justify-content:center}

/* ---------- glass nav ---------- */
.m-nav{position:sticky;top:0;z-index:100;backdrop-filter:saturate(160%) blur(16px);-webkit-backdrop-filter:saturate(160%) blur(16px);background:var(--glass);border-bottom:1px solid var(--glass-border);transition:box-shadow .25s,background .25s}
.m-nav.scrolled{box-shadow:var(--shadow)}
.m-nav-inner{max-width:var(--maxw);margin:0 auto;padding:.6rem 20px;display:flex;align-items:center;gap:1rem}
.m-brand{display:flex;align-items:center;gap:.55rem;color:var(--text);font-weight:800;font-size:1.1rem}
.m-brand svg{height:34px;width:auto;color:var(--text)}
.m-brand img{height:34px;width:auto}
.m-links{display:flex;align-items:center;gap:.25rem;margin-left:1rem}
.m-links a{color:var(--text);opacity:.82;padding:.5rem .7rem;border-radius:10px;font-weight:500;font-size:.95rem}
.m-links a:hover{opacity:1;background:color-mix(in srgb,var(--brand) 10%,transparent);text-decoration:none}
.m-links a.active{opacity:1;color:var(--brand);background:color-mix(in srgb,var(--brand) 12%,transparent)}
.m-nav-cta{margin-left:auto;display:flex;align-items:center;gap:.5rem}
.icon-btn{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:11px;border:1px solid var(--glass-border);background:var(--glass-2);color:var(--text);cursor:pointer}
.icon-btn:hover{box-shadow:var(--shadow-s)}
.m-hamburger{display:none}
.theme-toggle .moon{display:none}
[data-theme="dark"] .theme-toggle .sun{display:none}
[data-theme="dark"] .theme-toggle .moon{display:inline}
.m-mobile{display:none;padding:0 20px 1rem}
.m-mobile a{display:block;padding:.7rem .6rem;border-radius:10px;color:var(--text);font-weight:500;border-bottom:1px solid var(--line)}
.m-nav.open .m-mobile{display:block;animation:fade .2s ease}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:64px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:2.5rem;align-items:center}
.hero h1{margin-bottom:1rem;background:linear-gradient(120deg,var(--text),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
[data-theme="dark"] .hero h1{background:linear-gradient(120deg,#fff,#93c5fd);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.18rem;color:var(--muted);max-width:560px}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap;margin:1.5rem 0}
.hero-art{position:relative}
.hero-art img{border-radius:var(--radius-l);box-shadow:var(--shadow-l)}
.floaty{will-change:transform}
.trust-row{display:flex;gap:1.4rem;flex-wrap:wrap;align-items:center;margin-top:1.2rem;color:var(--muted);font-size:.86rem}
.trust-row .ti{display:flex;align-items:center;gap:.4rem}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.5;z-index:-1}
.blob.b1{width:380px;height:380px;background:radial-gradient(circle,#a5b4fc,transparent 70%);top:-80px;right:-60px}
.blob.b2{width:320px;height:320px;background:radial-gradient(circle,#7dd3fc,transparent 70%);bottom:-100px;left:-80px}

/* ---------- glass cards / grids ---------- */
.glass{background:var(--glass);border:1px solid var(--glass-border);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.m-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow-s);transition:transform .2s,box-shadow .25s}
.m-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.grid{display:grid;gap:1.1rem}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.feature-ico{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,color-mix(in srgb,var(--brand) 18%,transparent),color-mix(in srgb,var(--brand-2) 18%,transparent));color:var(--brand);margin-bottom:.85rem}
.feature-ico svg{width:24px;height:24px}
.m-card h3{margin-bottom:.35rem}
.m-card p{margin:0;color:var(--muted);font-size:.95rem}

/* problem/solution split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;align-items:stretch}
.panel{border-radius:var(--radius);padding:1.5rem;border:1px solid var(--line)}
.panel.bad{background:linear-gradient(180deg,color-mix(in srgb,#ef4444 8%,var(--surface)),var(--surface))}
.panel.good{background:linear-gradient(180deg,color-mix(in srgb,#22c55e 9%,var(--surface)),var(--surface))}
.panel ul{margin:.5rem 0 0;padding-left:1.1rem}
.panel li{margin:.4rem 0;color:var(--muted)}

/* steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem}
.step{position:relative;padding-top:.5rem}
.step .n{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:.7rem;box-shadow:0 8px 20px rgba(79,70,229,.4)}

/* logos / trust */
.logos{display:flex;flex-wrap:wrap;gap:1rem 2.2rem;align-items:center;justify-content:center;opacity:.7}
.logos .lg{font-weight:700;letter-spacing:.04em;color:var(--muted)}

/* stat band */
.statband{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;text-align:center}
.statband .n{font-size:2rem;font-weight:800;background:linear-gradient(120deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}

/* pricing */
.price-toggle{display:inline-flex;align-items:center;gap:.6rem;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:.3rem;margin:1rem auto 2rem}
.price-toggle button{border:0;background:transparent;color:var(--muted);font-weight:600;padding:.5rem 1rem;border-radius:999px;cursor:pointer}
.price-toggle button.active{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff}
.save-pill{font-size:.72rem;font-weight:700;color:var(--green);background:var(--green-bg);padding:.15rem .5rem;border-radius:999px}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem;align-items:start}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);padding:1.6rem;box-shadow:var(--shadow-s);position:relative;transition:transform .2s,box-shadow .25s}
.plan:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.plan.featured{border:1.5px solid transparent;background:
  linear-gradient(var(--surface),var(--surface)) padding-box,
  linear-gradient(135deg,var(--brand-3),var(--brand-2)) border-box;box-shadow:var(--shadow-l)}
.plan .badge-pop{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--brand-3),var(--brand-2));color:#fff;font-size:.72rem;font-weight:700;padding:.3rem .8rem;border-radius:999px;letter-spacing:.04em}
.plan .price{font-size:2.4rem;font-weight:800;margin:.3rem 0}
.plan .price .per{font-size:.95rem;font-weight:600;color:var(--muted)}
.plan .features{list-style:none;padding:0;margin:1rem 0}
.plan .features li{display:flex;gap:.55rem;align-items:flex-start;padding:.4rem 0;font-size:.93rem;color:var(--text)}
.plan .features li svg{flex:0 0 auto;width:18px;height:18px;color:var(--green);margin-top:2px}
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
table.compare{width:100%;border-collapse:collapse;font-size:.92rem;min-width:560px}
table.compare th,table.compare td{padding:.8rem 1rem;border-bottom:1px solid var(--line);text-align:left}
table.compare thead th{background:var(--surface-2)}
table.compare td.ok{color:var(--green);font-weight:700}

/* FAQ accordion */
.faq{max-width:780px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:14px;background:var(--surface);margin-bottom:.7rem;overflow:hidden}
.faq-q{width:100%;text-align:left;background:transparent;border:0;color:var(--text);font-weight:600;font-size:1.02rem;padding:1.05rem 1.2rem;cursor:pointer;display:flex;justify-content:space-between;gap:1rem;align-items:center}
.faq-q .chev{transition:transform .25s;flex:0 0 auto}
.faq-item.open .faq-q .chev{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;color:var(--muted)}
.faq-a .inner{padding:0 1.2rem 1.1rem}
.faq-item.open .faq-a{max-height:480px}

/* testimonials */
.quote{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;box-shadow:var(--shadow-s)}
.quote p{font-size:1.02rem}
.quote .who{display:flex;align-items:center;gap:.7rem;margin-top:.6rem}
.quote .av{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}

/* CTA band */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-l);padding:3rem 2rem;text-align:center;color:#fff;background:linear-gradient(135deg,#4338ca,#2563eb 60%,#0ea5e9)}
.cta-band h2{color:#fff}
.cta-band .m-btn-ghost{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.35)}

/* forms */
.form-card{max-width:640px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);padding:1.8rem;box-shadow:var(--shadow)}
.field{margin-bottom:1.05rem}
.field label{display:block;font-weight:600;margin-bottom:.35rem;font-size:.92rem}
.field input,.field select,.field textarea{width:100%;padding:.75rem .85rem;border:1px solid var(--line);border-radius:12px;background:var(--surface-2);color:var(--text);font:inherit;font-size:.96rem;transition:border-color .15s,box-shadow .15s}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--ring);background:var(--surface)}
.field .hint{color:var(--muted);font-size:.82rem;margin-top:.3rem}
.field-error{color:#dc2626;font-size:.84rem;margin-top:.3rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.checkbox{display:flex;gap:.6rem;align-items:flex-start;font-size:.9rem;color:var(--muted)}
.checkbox input{width:auto;margin-top:.2rem}
.alert{padding:.85rem 1rem;border-radius:12px;margin-bottom:1rem;border:1px solid transparent;font-size:.94rem}
.alert-success{background:var(--green-bg);color:#166534;border-color:#bbf7d0}
.alert-error{background:#fee2e2;color:#991b1b;border-color:#fecaca}
.alert-info{background:#e0f2fe;color:#075985;border-color:#bae6fd}
[data-theme="dark"] .alert-success{color:#86efac}[data-theme="dark"] .alert-error{color:#fca5a5;background:rgba(239,68,68,.15)}[data-theme="dark"] .alert-info{color:#7dd3fc;background:rgba(14,165,233,.15)}
.disclaimer{font-size:.85rem;color:var(--muted);border-left:3px solid var(--amber);background:var(--amber-bg);padding:.8rem 1rem;border-radius:0 12px 12px 0;margin:1rem 0}

/* article cards */
.article{display:flex;flex-direction:column;height:100%}
.article .thumb{height:140px;border-radius:14px;margin-bottom:1rem;background:linear-gradient(135deg,var(--brand-3),var(--brand-2))}
.article .thumb.v2{background:linear-gradient(135deg,#0ea5e9,#22c55e)}
.article .thumb.v3{background:linear-gradient(135deg,#f59e0b,#ef4444)}
.article .thumb.v4{background:linear-gradient(135deg,#8b5cf6,#ec4899)}
.article .thumb.v5{background:linear-gradient(135deg,#14b8a6,#3b82f6)}
.tag{display:inline-block;font-size:.74rem;font-weight:700;color:var(--brand);text-transform:uppercase;letter-spacing:.06em}

/* checklist (onboarding) */
.checklist{list-style:none;padding:0;margin:1rem 0}
.checklist li{display:flex;gap:.7rem;align-items:center;padding:.75rem 0;border-bottom:1px solid var(--line)}
.checklist .ci{width:26px;height:26px;border-radius:50%;border:2px solid var(--brand);color:var(--brand);display:flex;align-items:center;justify-content:center;font-weight:700;flex:0 0 auto}

/* split feature card (e.g. FedRAMP readiness) */
.fc-grid{display:grid;grid-template-columns:auto 1fr;gap:1.5rem;align-items:center}
.fc-grid>img{justify-self:center}

/* footer */
.m-footer{margin-top:40px;border-top:1px solid var(--line);background:var(--surface-2)}
.m-footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem;padding:48px 0 24px}
.m-footer h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.m-footer a{display:block;color:var(--text);opacity:.78;padding:.25rem 0;font-size:.93rem}
.m-footer a:hover{opacity:1}
.m-footer .legal{border-top:1px solid var(--line);padding:1.1rem 0;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;color:var(--muted);font-size:.85rem}

/* reveal animation */
[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
[data-reveal].in{opacity:1;transform:none}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* responsive */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:1.5rem}
  .hero-art{order:-1}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .pricing-grid{grid-template-columns:1fr;max-width:460px;margin:0 auto}
  .statband{grid-template-columns:repeat(2,1fr)}
  .m-footer .cols{grid-template-columns:1fr 1fr}
}
/* Collapse the primary nav to a hamburger early enough that the logo, links
   and CTAs never crowd or overflow the bar on tablets / large phones. */
@media (max-width:900px){
  .m-links{display:none}
  .m-hamburger{display:inline-flex}
  .hide-sm{display:none!important}
}
@media (max-width:760px){
  .split{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .fc-grid{grid-template-columns:1fr;text-align:center}
  .section{padding:52px 0}
}
@media (max-width:520px){
  .grid-4,.grid-3,.steps,.statband{grid-template-columns:1fr}
  /* The long "Start free trial" button is covered by the hero CTA and the
     mobile menu, so drop it here to guarantee the bar fits small phones. */
  .m-nav-cta .m-btn-primary{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  [data-reveal]{opacity:1;transform:none}
  .floaty{transform:none!important}
}

/* ---------- premium auth (login) ---------- */
.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr}
.auth-brandside{position:relative;overflow:hidden;color:#fff;padding:3rem;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(135deg,#312e81,#2563eb 55%,#0ea5e9)}
.auth-brandside::before{content:"";position:absolute;inset:-30%;background:
  radial-gradient(600px 400px at 20% 20%, rgba(255,255,255,.25),transparent 60%),
  radial-gradient(500px 360px at 80% 70%, rgba(125,211,252,.35),transparent 60%);
  animation:authmove 16s ease-in-out infinite alternate}
@keyframes authmove{from{transform:translate(0,0) scale(1)}to{transform:translate(-4%,3%) scale(1.08)}}
.auth-brandside>*{position:relative;z-index:1}
.auth-brandside .a-logo{display:flex;align-items:center;gap:.5rem;font-weight:800;font-size:1.15rem}
.auth-brandside h2{color:#fff;font-size:1.9rem;margin-top:2rem;max-width:18ch}
.auth-brandside p{color:rgba(255,255,255,.9)}
.benefit{display:flex;gap:.6rem;align-items:flex-start;margin:.55rem 0}
.benefit svg{flex:0 0 auto;margin-top:2px}
.badge-row{display:flex;gap:.55rem;flex-wrap:wrap;margin-top:1.2rem}
.tbadge{display:inline-flex;align-items:center;gap:.4rem;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:.4rem .75rem;border-radius:999px;font-size:.8rem;backdrop-filter:blur(6px)}
.auth-formside{display:flex;align-items:center;justify-content:center;padding:2rem;background:var(--bg)}
.auth-card2{width:100%;max-width:430px;background:var(--glass-2);border:1px solid var(--glass-border);border-radius:var(--radius-l);padding:2rem;box-shadow:var(--shadow-l);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.auth-card2 h1{font-size:1.6rem;margin-bottom:.25rem}
.pw-wrap{position:relative}
.pw-wrap .icon-btn{position:absolute;right:5px;top:5px;width:34px;height:34px}
.auth-foot{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:1.1rem;font-size:.9rem}
.auth-top{position:absolute;top:1rem;right:1rem;z-index:2}
@media (max-width:860px){.auth-wrap{grid-template-columns:1fr}.auth-brandside{display:none}}