/* ============================================================
   PAGE — section layouts for the landing page
   ============================================================ */

/* ---------- HERO ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; overflow: hidden; }
#hero-scene { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
.hero::after { /* vignette + bottom fade into page + left scrim for text legibility */
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(90deg, var(--bg) 0%, rgba(5,6,9,.82) 30%, rgba(5,6,9,.25) 55%, transparent 76%),
    radial-gradient(120% 80% at 78% 22%, transparent 46%, rgba(5,6,9,.45) 100%),
    linear-gradient(180deg, rgba(5,6,9,.4) 0%, transparent 22%, transparent 55%, var(--bg) 100%);
}
.hero-inner { position: relative; z-index: 2; padding-bottom: clamp(48px, 9vh, 110px); padding-top: 140px; width: 100%; }
.hero-copy { max-width: 720px; }
@media (max-width: 700px){ .hero-copy { max-width: 100%; } .hero::after { background:
    linear-gradient(180deg, rgba(5,6,9,.55) 0%, rgba(5,6,9,.2) 30%, transparent 50%, var(--bg) 100%); } }
.hero h1 { mix-blend-mode: normal; }
.hero .lead { margin-top: 26px; }
.hero-cta { display: flex; gap: 14px; margin-top: 38px; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 34px; margin-top: 54px; flex-wrap: wrap; align-items: baseline; }
.hero-meta .kpi { display: flex; flex-direction: column; gap: 4px; }
.hero-meta .kpi b { font-size: clamp(26px, 3.6vw, 40px); font-weight: 600; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.hero-meta .kpi span { font-family: var(--mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.hero-meta .kpi b .u { font-size: .5em; color: var(--ink-2); margin-left: 2px; font-weight: 500; }

.scrollcue { position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%); z-index: 3; font-family: var(--mono); font-size: 10px; letter-spacing: .25em; color: var(--muted); display: flex; flex-direction: column; align-items: center; gap: 8px; }
.scrollcue i { width: 1px; height: 34px; background: linear-gradient(var(--laser), transparent); display: block; }
@media (prefers-reduced-motion: no-preference){ .scrollcue i { animation: cuepulse 2s ease-in-out infinite; transform-origin: top; } }
@keyframes cuepulse { 0%,100%{ opacity:.3; transform: scaleY(.6); } 50%{ opacity:1; transform: scaleY(1); } }

/* ---------- PROBLEM ---------- */
.problem-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(32px, 5vw, 80px); align-items: center; }
@media (max-width: 880px){ .problem-grid { grid-template-columns: 1fr; } }
.bignum { font-size: clamp(80px, 14vw, 190px); font-weight: 600; line-height: .82; letter-spacing: -.05em; font-variant-numeric: tabular-nums; }
.bignum .u { font-size: .26em; letter-spacing: .02em; color: var(--ink-2); margin-left: 10px; }
.facts { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--line); }
.fact { display: grid; grid-template-columns: 88px 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); align-items: start; }
.fact .n { font-family: var(--mono); font-size: 13px; color: var(--laser); padding-top: 2px; }
.fact p { margin: 0; color: var(--ink-2); font-size: 16px; line-height: 1.5; }
.fact b { color: var(--ink); font-weight: 600; }

/* ---------- WEATHER DEMO ---------- */
.wx-controls { display: inline-flex; gap: 4px; padding: 4px; border: 1px solid var(--line-2); border-radius: 3px; background: var(--panel); margin-bottom: 34px; }
.wx-controls button, .lat-controls button {
  font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
  padding: 10px 18px; border: 0; border-radius: 2px; background: transparent; color: var(--ink-2); cursor: pointer; transition: background .2s, color .2s;
}
.wx-controls button:hover, .lat-controls button:hover { color: var(--ink); }
.wx-controls button.is-on, .lat-controls button.is-on { background: var(--laser); color: #fff; }
.wx-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
@media (max-width: 820px){ .wx-grid { grid-template-columns: 1fr; } }
.wx-panel { position: relative; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; background: var(--bg-2); transition: border-color .3s; }
.wx-panel.is-down { border-color: rgba(255,59,59,.32); }
.wx-panel .wx-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 18px; border-bottom: 1px solid var(--line); }
.wx-panel .wx-title { font-family: var(--mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); }
.wx-panel .wx-badge { display: inline-flex; align-items: center; gap: 8px; }
.wx-panel .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.wx-panel .wx-state { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; padding: 4px 9px; border: 1px solid var(--line-2); border-radius: 2px; }
.wx-canvas { width: 100%; height: 340px; display: block; }
@media (max-width: 820px){ .wx-canvas { height: 300px; } }
.wx-foot { padding: 16px 18px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 12px; }
.wx-readout { display: flex; align-items: baseline; gap: 8px; }
.wx-readout .wx-gbps { font-size: 34px; font-weight: 600; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.wx-readout .u { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: .1em; }
.wx-bar { height: 4px; background: rgba(255,255,255,.07); border-radius: 2px; overflow: hidden; }
.wx-bar > i { display: block; height: 100%; width: 0; background: var(--laser); transition: width .7s cubic-bezier(.2,.7,.2,1); }
.wx-note { font-family: var(--mono); font-size: 11.5px; color: var(--muted); letter-spacing: .02em; min-height: 1.4em; }

/* ---------- THROUGHPUT DEMO ---------- */
.tp-grid { display: flex; flex-direction: column; gap: 28px; }
.tp-row { border: 1px solid var(--line); border-radius: 4px; background: var(--bg-2); overflow: hidden; }
.tp-row.is-hero { border-color: rgba(255,59,59,.28); background: linear-gradient(180deg, rgba(255,59,59,.05), var(--bg-2)); }
.tp-rowhead { display: flex; align-items: baseline; justify-content: space-between; padding: 18px 22px; gap: 16px; flex-wrap: wrap; }
.tp-rowhead .lhs { display: flex; flex-direction: column; gap: 3px; }
.tp-rowhead .name { font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); }
.tp-rowhead .sub { font-family: var(--mono); font-size: 11px; color: var(--muted); letter-spacing: .04em; }
.tp-rowhead .val { font-size: clamp(30px, 4.4vw, 52px); font-weight: 600; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.tp-rowhead .val .u { font-size: .4em; color: var(--ink-2); margin-left: 6px; font-weight: 500; letter-spacing: 0; }
.tp-row.is-hero .val { color: var(--laser); }
.tp-stream { width: 100%; height: 64px; display: block; }
.tp-x { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 10px 0; }
.tp-x b { font-size: clamp(56px, 10vw, 112px); font-weight: 600; letter-spacing: -.05em; color: var(--laser); line-height: .9; font-variant-numeric: tabular-nums; }
.tp-x b .x { font-size: .46em; font-weight: 500; letter-spacing: 0; vertical-align: 0.18em; margin-left: 2px; }
.tp-x p { margin: 0; font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); max-width: 30ch; text-align: center; }

/* ---------- LATENCY DEMO (dual lane) ---------- */
.lat-demo { display: flex; flex-direction: column; gap: 18px; }
.lat-lane {
  position: relative; border: 1px solid var(--line); border-radius: 5px; overflow: hidden;
  background: radial-gradient(120% 140% at 12% 30%, var(--panel) 0%, var(--bg-2) 70%);
  display: grid; grid-template-columns: 280px 1fr clamp(170px, 16vw, 240px); align-items: stretch;
}
.lat-lane[data-lane="cyclops"] { border-color: rgba(255,59,59,.26); background: radial-gradient(120% 140% at 12% 30%, rgba(255,59,59,.06) 0%, var(--bg-2) 70%); }
.lat-canvas { width: 100%; height: 460px; display: block; align-self: center; }

.lat-laneinfo { padding: 28px 8px 28px 30px; align-self: center; z-index: 3; }
.lat-tag { font-family: var(--mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; padding: 5px 11px; border: 1px solid var(--line-2); border-radius: 2px; display: inline-block; }
.lat-tag--bad { color: #ff7a4d; border-color: rgba(255,122,77,.4); }
.lat-tag--good { color: #36ff9e; border-color: rgba(54,255,158,.4); }
.lat-desc { margin: 18px 0 0; font-size: 14.5px; line-height: 1.55; color: var(--ink-2); }
.lat-desc b { color: var(--ink); font-weight: 600; }

.lat-readout { align-self: center; text-align: right; padding: 28px 30px 28px 8px; z-index: 3; }
.lat-big { display: flex; align-items: baseline; justify-content: flex-end; gap: 3px; line-height: .9; }
.lat-big .pm { font-size: clamp(26px, 3.4vw, 40px); font-weight: 500; }
.lat-big b { font-size: clamp(64px, 8.5vw, 116px); font-weight: 600; letter-spacing: -.05em; font-variant-numeric: tabular-nums; }
.lat-big .u { font-family: var(--mono); font-size: clamp(15px, 1.8vw, 20px); letter-spacing: .06em; margin-left: 3px; }
.lat-big--bad, .lat-big--bad .pm, .lat-big--bad .u { color: #ff7a4d; }
.lat-big--good, .lat-big--good .pm, .lat-big--good .u { color: #36ff9e; }
.lat-sub { display: block; margin-top: 8px; font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }

@media (max-width: 1000px){
  .lat-lane { grid-template-columns: 260px 1fr; grid-template-areas: "info canvas" "readout canvas"; }
  .lat-laneinfo { grid-area: info; align-self: end; padding-bottom: 12px; }
  .lat-readout { grid-area: readout; text-align: left; align-self: start; padding-top: 12px; }
  .lat-big { justify-content: flex-start; }
  .lat-canvas { grid-area: canvas; }
}
@media (max-width: 680px){
  .lat-lane { grid-template-columns: 1fr; grid-template-areas: "info" "canvas" "readout"; }
  .lat-laneinfo { align-self: start; padding: 24px 24px 0; }
  .lat-readout { padding: 0 24px 24px; }
  .lat-canvas { height: 340px; }
}

/* ---------- HOW IT WORKS ---------- */
.stack { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px){ .stack { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .stack { grid-template-columns: 1fr; } }
.layer { padding: 26px 22px; border: 1px solid var(--line); border-radius: 4px; background: var(--panel); display: flex; flex-direction: column; gap: 14px; min-height: 230px; position: relative; transition: border-color .3s, transform .3s; }
.layer:hover { border-color: var(--line-2); transform: translateY(-3px); }
.layer .lnum { font-family: var(--mono); font-size: 11px; letter-spacing: .2em; color: var(--laser); }
.layer h3 { font-size: 22px; }
.layer p { margin: 0; color: var(--ink-2); font-size: 14.5px; line-height: 1.5; }
.layer .alt { font-size: clamp(30px,4vw,42px); font-weight: 600; letter-spacing: -.03em; margin-top: auto; }
.layer .alt .u { font-size: .38em; color: var(--muted); font-family: var(--mono); letter-spacing: .08em; margin-left: 4px; }

/* ---------- STATS GRID ---------- */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
@media (max-width: 520px){ .stats { grid-template-columns: 1fr; } }
.stat { background: var(--bg-2); padding: 44px 40px; display: flex; flex-direction: column; gap: 12px; }
.stat b { font-size: clamp(52px, 7vw, 88px); font-weight: 600; letter-spacing: -.035em; font-variant-numeric: tabular-nums; line-height: 1; }
.stat b .u { font-size: .34em; color: var(--ink-2); margin-left: 5px; letter-spacing: 0; }
.stat .lbl { font-family: var(--mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); }
.stat .sub { font-size: 13.5px; color: var(--muted); line-height: 1.45; }
.stat.is-accent b { color: var(--laser); }

/* ---------- FOUNDERS TEASER ---------- */
.founders-cta { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center; padding: clamp(34px, 5vw, 60px); border: 1px solid var(--line); border-radius: 6px; background: linear-gradient(110deg, var(--panel), var(--bg-2)); }
@media (max-width: 720px){ .founders-cta { grid-template-columns: 1fr; } }
.founders-cta h2 { font-size: clamp(28px, 3.6vw, 46px); }
.founders-cta p { color: var(--ink-2); margin: 14px 0 0; max-width: 50ch; }
.avatars { display: flex; }
.avatars .av { width: 56px; height: 56px; border-radius: 50%; border: 1px solid var(--line-2); margin-left: -14px; background: var(--panel-2); display: grid; place-items: center; font-family: var(--mono); font-size: 14px; color: var(--ink-2); }
.avatars .av:first-child { margin-left: 0; }

/* ---------- FOOTER ---------- */
.foot { border-top: 1px solid var(--line); padding-block: 56px; }
.foot-grid { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; align-items: start; }
.foot small { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: .04em; line-height: 1.8; }
.foot .cols { display: flex; gap: 64px; flex-wrap: wrap; }
.foot .cols b { font-family: var(--mono); font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 14px; }
.foot .cols a { display: block; font-size: 14px; color: var(--ink-2); padding: 5px 0; transition: color .2s; }
.foot .cols a:hover { color: var(--laser); }

/* section heading block */
.sec-head { max-width: 64ch; margin-bottom: clamp(40px, 6vh, 72px); }
.sec-head .lead { margin-top: 20px; }