/* AxelAlias - dark product site. No framework. */
:root{
  --bg:#000000;
  --panel:#101012;
  --panel2:#161618;
  --line:#232326;
  --line2:#333338;
  --ink:#F5F5F6;
  --muted:#9A9AA2;
  --faint:#6B6B73;
  --blue:#1E6BF5;
  --blue-dark:#1559D6;
  --blue-ink:#0A0A0B;
  --white:#FFFFFF;
  --sans:"Inter",system-ui,-apple-system,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;
  --rad:6px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--blue);color:#fff}
a{color:var(--blue);text-decoration:none}
img,svg{display:block;max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:3px}

/* ---------- announcement bar ---------- */
.topbar{
  background:var(--blue);color:#fff;
  font-size:13.5px;font-weight:500;text-align:center;
}
.topbar a{
  display:block;color:#fff;padding:9px 16px;
}
.topbar a:hover{text-decoration:underline}
.topbar .arr{margin-left:6px}

/* ---------- floating pill header ---------- */
.site-head{
  position:sticky;top:14px;z-index:60;
  padding:0 20px;
}
.head-pill{
  max-width:720px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:rgba(18,18,20,.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line2);
  border-radius:14px;
  padding:10px 10px 10px 18px;
}
.brand{display:flex;align-items:center;gap:9px}
.brand:hover{text-decoration:none}
.brand img{width:24px;height:24px}
.brand .word{font-weight:700;font-size:16.5px;letter-spacing:-.02em;color:var(--ink)}
.brand .word em{font-style:normal;color:var(--blue)}
.nav{display:flex;gap:2px;align-items:center}
.nav a{
  font-size:14px;font-weight:500;color:var(--muted);
  padding:7px 11px;border-radius:7px;transition:color .15s;
}
.nav a:hover{color:var(--ink);text-decoration:none}
.nav a[aria-current="page"]{color:var(--ink);font-weight:600}
.head-cta{
  flex:0 0 auto;
  background:var(--blue);color:#fff;
  font-size:14px;font-weight:600;
  padding:9px 18px;border-radius:8px;
  transition:background .15s;
}
.head-cta:hover{background:var(--blue-dark);text-decoration:none}
.menu-btn{
  display:none;background:var(--panel2);border:1px solid var(--line2);border-radius:8px;
  width:40px;height:40px;cursor:pointer;align-items:center;justify-content:center;
}
.menu-btn svg{width:16px;height:16px;stroke:var(--ink);fill:var(--ink)}

/* ---------- shared bits ---------- */
.label{
  font-family:var(--mono);font-size:12px;letter-spacing:.02em;
  color:var(--blue);display:flex;align-items:center;gap:10px;
}
.label .idx{color:var(--muted)}
h1,h2,h3{color:var(--ink);font-weight:700;letter-spacing:-.035em;line-height:1.08}
h1{font-size:clamp(40px,6.4vw,84px)}
h2{font-size:clamp(28px,3.6vw,44px)}
h3{font-size:20px;letter-spacing:-.02em;line-height:1.25}
.lede{font-size:17.5px;color:var(--muted);max-width:560px;margin-top:20px}
.lede strong,.prose strong{color:var(--ink);font-weight:600}
.prose p{color:var(--muted);margin-top:14px;max-width:62ch}
.prose p:first-child{margin-top:0}
.center{text-align:center}
.center .lede{margin-left:auto;margin-right:auto}

/* buttons */
.btn-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:32px}
.center .btn-row{justify-content:center}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:600;font-size:15px;
  padding:13px 22px;border-radius:var(--rad);
  transition:background .15s,color .15s,border-color .15s;
}
.btn:hover{text-decoration:none}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-dark)}
.btn-white{background:#fff;color:var(--blue-ink)}
.btn-white:hover{background:#E8E8EC}
.btn-ghost{border:1px solid var(--line2);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:var(--faint)}

/* blueprint corner marks */
.marks{position:relative}
.marks::before,.marks::after,
.marks .mk::before,.marks .mk::after{
  position:absolute;font-family:var(--mono);font-size:15px;line-height:1;
  color:currentColor;opacity:.55;pointer-events:none;
}
.marks::before{content:"+";top:14px;left:16px}
.marks::after{content:"+";top:14px;right:16px}
.marks .mk::before{content:"+";bottom:12px;left:16px}
.marks .mk::after{content:"+";bottom:12px;right:16px}

/* dotted-grid frame for illustration cards */
.dotframe{
  border:1px solid var(--line2);
  border-radius:10px;
  background:
    radial-gradient(circle at 1px 1px, var(--line2) 1px, transparent 1.6px) 0 0/22px 22px;
  padding:34px;
}
.dotframe .card-white{
  background:#fff;border-radius:8px;padding:28px;
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:120px 0 110px}
.hero canvas{
  position:absolute;inset:0;width:100%;height:100%;
  pointer-events:none;
}
.hero .wrap{position:relative;z-index:2}
.hero h1{margin-top:22px}
.hero .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:12.5px;color:var(--muted);
  border:1px solid var(--line2);border-radius:999px;padding:7px 14px;
}
.hero .eyebrow .dot{width:7px;height:7px;background:var(--blue);border-radius:2px}

/* ---------- panels ---------- */
.section{padding:96px 0}
.panel-blue{background:var(--blue);color:#fff}
.panel-blue h1,.panel-blue h2,.panel-blue h3{color:#fff}
.panel-blue .label{color:#fff}
.panel-blue .label .idx{color:rgba(255,255,255,.7)}
.panel-blue .prose p,.panel-blue .lede{color:rgba(255,255,255,.82)}
.panel-blue .prose strong{color:#fff}
.panel-white{background:#fff;color:var(--blue-ink)}
.panel-white h1,.panel-white h2,.panel-white h3{color:#0A0A0B}
.panel-white .label{color:var(--blue)}
.panel-white .label .idx{color:#8A8A92}
.panel-white .prose p,.panel-white .lede{color:#55555E}
.panel-white .prose strong{color:#0A0A0B}

.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}

/* two-up audience cards (DeepBook builders/traders pattern) */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:56px}
.duo-card{
  background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:40px 36px 28px;display:flex;flex-direction:column;gap:8px;
}
.duo-card h3{font-size:clamp(26px,2.6vw,34px);letter-spacing:-.03em}
.duo-card .duo-art{margin:18px 0 8px;align-self:center}
.duo-rows{margin-top:14px;display:flex;flex-direction:column;gap:10px}
.duo-row{
  background:var(--bg);border:1px solid var(--line);border-radius:8px;
  padding:15px 16px;display:flex;gap:13px;align-items:baseline;
  font-size:15px;color:var(--muted);
}
.duo-row::before{
  content:"";flex:0 0 9px;height:9px;background:var(--blue);border-radius:2px;
  transform:translateY(-1px);
}
.duo-cta{
  margin-top:auto;padding-top:22px;display:flex;gap:8px;
}
.duo-cta .btn{flex:1;justify-content:center}
.duo-cta .btn-arrow{
  flex:0 0 auto;width:48px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--blue);color:#fff;border-radius:var(--rad);font-size:18px;font-weight:600;
}
.duo-cta .btn-arrow:hover{background:var(--blue-dark);text-decoration:none}

/* use-case grid */
.uses{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:52px}
.use{
  background:var(--panel);border:1px solid var(--line);border-radius:10px;
  padding:26px 24px;
}
.use .sq{width:10px;height:10px;background:var(--blue);border-radius:2px;margin-bottom:16px}
.use h3{font-size:17px;margin-bottom:8px}
.use p{font-size:14.5px;color:var(--muted)}

/* comparison table (white section) */
.cmp-wrap{margin-top:48px;overflow-x:auto}
.cmp{width:100%;border-collapse:collapse;font-size:15px;min-width:560px}
.cmp th,.cmp td{
  text-align:left;padding:16px 18px;vertical-align:top;
  border-bottom:1px solid #E3E3E8;
}
.cmp thead th{
  font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.02em;
  color:#8A8A92;border-bottom:2px solid #0A0A0B;
}
.cmp thead th.good{color:var(--blue)}
.cmp td.k{font-weight:600;color:#0A0A0B;white-space:nowrap}
.cmp td{color:#55555E}
.cmp td.good{color:#0A0A0B;font-weight:500;background:rgba(30,107,245,.06)}

/* principles */
.p-list{margin-top:52px;border-top:1px solid var(--line)}
.p-row{
  display:grid;grid-template-columns:70px 1fr 1.4fr;gap:24px;align-items:baseline;
  padding:26px 0;border-bottom:1px solid var(--line);
}
.p-num{font-family:var(--mono);font-size:13px;color:var(--blue)}
.p-row p{color:var(--muted);font-size:15px}

/* faq */
.faq{margin-top:44px;display:flex;flex-direction:column;gap:10px;max-width:820px}
.faq details{
  background:var(--panel);border:1px solid var(--line);border-radius:10px;
}
.faq summary{
  cursor:pointer;list-style:none;display:flex;align-items:center;gap:14px;
  padding:19px 22px;font-weight:600;font-size:16px;letter-spacing:-.01em;
}
.faq summary::-webkit-details-marker{display:none}
.faq .q-num{font-family:var(--mono);font-size:12px;color:var(--blue);font-weight:500}
.faq .plus{margin-left:auto;color:var(--faint);font-weight:400;font-size:20px;transition:transform .2s}
.faq details[open] .plus{transform:rotate(45deg)}
.faq .a{padding:0 22px 20px 22px}
.faq .a p{color:var(--muted);font-size:15px;max-width:64ch}

/* ---------- page hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:110px 0 70px}
.page-hero canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.page-hero .wrap{position:relative;z-index:2}
.page-hero h1{margin-top:22px}

/* ---------- steps (how it works) ---------- */
.steps{display:flex;flex-direction:column;gap:64px;padding:20px 0 90px}
.step{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  background:var(--panel);border:1px solid var(--line);border-radius:14px;
  padding:48px;
}
.step .s-head h2{margin-top:14px}
.step .prose{margin-top:16px}

/* flow diagram */
.flow{display:flex;align-items:stretch;gap:0}
.flow-stack{flex-direction:column}
.flow-box{
  background:var(--panel2);border:1px solid var(--line2);border-radius:9px;
  padding:16px 18px;
}
.flow-box h4{font-size:15px;letter-spacing:-.01em}
.flow-box .sub{font-size:13px;color:var(--faint);margin-top:3px}
.flow-box .addr{font-family:var(--mono);font-size:13px;color:var(--blue);margin-top:4px}
.flow-box.accent{border-color:var(--blue);background:rgba(30,107,245,.12)}
.flow-box.solid{background:var(--blue);border-color:var(--blue)}
.flow-box.solid h4,.flow-box.solid .sub{color:#fff}
.flow-arrow{
  flex:0 0 34px;display:flex;align-items:center;justify-content:center;position:relative;
}
.flow-arrow .f-line{width:2px;height:100%;background:var(--line2)}
.flow-arrow.accent .f-line{background:var(--blue)}
.flow-arrow::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  border:5px solid transparent;border-top-color:var(--line2);
}
.flow-arrow.accent::after{border-top-color:var(--blue)}

/* browser mock */
.browser{border:1px solid var(--line2);border-radius:10px;overflow:hidden;background:var(--panel2)}
.browser-bar{
  display:flex;align-items:center;gap:6px;
  background:#0A0A0C;border-bottom:1px solid var(--line);
  padding:10px 14px;font-family:var(--mono);font-size:12px;color:var(--faint);
}
.browser-bar i{width:9px;height:9px;border-radius:50%;background:var(--line2)}
.browser-bar span{margin-left:8px}
.browser-body{padding:26px 22px}
.field-label{font-family:var(--mono);font-size:12px;color:var(--faint);margin-bottom:8px}
.field{
  background:var(--bg);border:1px solid var(--blue);border-radius:7px;
  padding:12px 14px;font-family:var(--mono);font-size:14px;color:var(--ink);
  display:flex;align-items:center;gap:2px;
}
.caret-el{width:8px;height:17px;background:var(--blue);animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
@media (prefers-reduced-motion:reduce){.caret-el{animation:none}}
.browser-note{margin-top:14px;font-size:13px;color:var(--faint)}
.cap{
  margin-top:18px;display:flex;justify-content:space-between;gap:14px;
  font-family:var(--mono);font-size:11.5px;color:var(--faint);
}
.alias-title{font-family:var(--mono);font-size:12px;color:var(--faint);margin-bottom:12px}
.alias-rows{display:flex;flex-direction:column;gap:8px}
.alias-row{
  display:flex;justify-content:space-between;gap:12px;align-items:baseline;
  background:var(--bg);border:1px solid var(--line);border-radius:7px;
  padding:11px 14px;font-family:var(--mono);font-size:13px;
}
.alias-row .addr{color:var(--ink)}
.alias-row .st{color:var(--faint);font-size:12px;white-space:nowrap}
.alias-row.dead{border-color:#5A2A2A;background:rgba(180,60,50,.08)}
.alias-row.dead .addr{color:#C96A5E;text-decoration:line-through}
.alias-row.dead .st{color:#C96A5E}
.alias-note{margin-top:14px;font-size:13.5px;color:var(--faint)}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.about-card{
  background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:32px 30px;
}
.about-card.wide{grid-column:1/-1}
.about-card h3{margin:14px 0 12px}
.about-card p{color:var(--muted);font-size:15px;margin-top:10px}
.about-card p:first-of-type{margin-top:0}
.about-card strong{color:var(--ink);font-weight:600}
.spec-list{list-style:none;margin-top:22px;border-top:1px solid var(--line)}
.spec-list li{
  display:flex;justify-content:space-between;gap:18px;
  padding:11px 0;border-bottom:1px solid var(--line);
  font-size:14px;
}
.spec-list .k{font-family:var(--mono);font-size:12px;color:var(--faint)}
.spec-list .v{color:var(--ink)}

/* ---------- final band ---------- */
.final{position:relative;overflow:hidden;padding:120px 0}
.final canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.final .wrap{position:relative;z-index:2}

/* ---------- footer ---------- */
.site-foot{background:var(--blue);color:#fff;padding:72px 0 34px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px}
.foot-brand:hover{text-decoration:none}
.foot-brand img{width:30px;height:30px}
.foot-brand .word{font-weight:700;font-size:19px;letter-spacing:-.02em;color:#fff}
.foot-tag{margin-top:14px;color:rgba(255,255,255,.78);font-size:15px;max-width:300px}
.foot-h{
  font-family:var(--mono);font-size:12px;color:rgba(255,255,255,.65);
  margin-bottom:14px;
}
.foot-nav,.foot-meta{list-style:none;display:flex;flex-direction:column;gap:9px}
.foot-nav a{color:#fff;font-weight:500;font-size:15px}
.foot-nav a:hover{text-decoration:underline}
.foot-meta li{color:rgba(255,255,255,.78);font-size:14px}
.foot-bottom{
  margin-top:56px;padding-top:22px;border-top:1px solid rgba(255,255,255,.25);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.72);
}


/* comparison table recomposes on small screens: no horizontal panning */
@media (max-width:720px){
  .cmp{min-width:0}
  .cmp,.cmp tbody,.cmp tr,.cmp td{display:block;width:100%}
  .cmp thead{display:none}
  .cmp tr{border:1px solid #E3E3E8;border-radius:8px;margin-bottom:12px;padding:8px 0}
  .cmp th,.cmp td{border-bottom:none;padding:7px 14px}
  .cmp td.k{font-size:15px;padding-bottom:2px}
  .cmp td:not(.k)::before{display:block;font-family:var(--mono);font-size:11px;color:#8A8A92;margin-bottom:2px}
  .cmp td:not(.k):not(.good)::before{content:"Disposable temp mail"}
  .cmp td.good::before{content:"AxelAlias alias";color:var(--blue)}
  .cmp td.good{background:none}
}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .split{grid-template-columns:1fr;gap:24px}
  .duo{grid-template-columns:1fr}
  .uses{grid-template-columns:1fr 1fr}
  .step{grid-template-columns:1fr;padding:34px 26px}
  .about-grid{grid-template-columns:1fr}
  .p-row{grid-template-columns:50px 1fr;grid-template-rows:auto auto}
  .p-row p{grid-column:2}
}
@media (max-width:720px){
  .site-head{top:8px;padding:0 10px}
  .head-pill{padding:8px 8px 8px 14px}
  .nav{
    display:none;position:absolute;left:10px;right:10px;top:calc(100% + 8px);
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(18,18,20,.97);border:1px solid var(--line2);border-radius:12px;
    padding:8px;
  }
  .nav.open{display:flex}
  .nav a{padding:12px 14px}
  .menu-btn{display:inline-flex}
  .head-cta{display:none}
  .hero{padding:80px 0 70px}
  .section{padding:64px 0}
  .uses{grid-template-columns:1fr}
  .duo-card{padding:28px 22px 20px}
  .dotframe{padding:18px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .alias-row{flex-direction:column;gap:2px}
}