/* ============================================================
   NodeTrigger — landing page
   One URL. You decide what happens.

   Concept: one deliberate outcome. Visual language: lines,
   nodes, paths, endpoints — used sparingly. Editorial scale,
   large negative space, very restrained atmosphere.

   Tokens / type / layout / components / sections / responsive
   ============================================================ */

/* ---------- 1. Tokens ---------- */
:root{
  /* Surfaces */
  --bg:        #0a0c13;                 /* near-black, blue undertone */
  --bg-2:      #0d101c;
  --bg-3:      #101426;
  --ink:       #eef0f8;                 /* off-white */
  --muted:     rgba(228, 232, 246, 0.64);
  --faint:     rgba(228, 232, 246, 0.52);

  /* Lines */
  --line:      rgba(228, 232, 246, 0.09);
  --line-2:    rgba(228, 232, 246, 0.18);

  /* Accent */
  --violet:      #8b7bff;
  --violet-soft: rgba(139, 123, 255, 0.12);
  --violet-text: #a8a0ff;               /* lighter violet for small text */
  --cyan:        #6fd8c8;

  /* Light button */
  --paper:     #f2f3f9;
  --paper-ink: #0a0c13;

  /* Type */
  --font: "Instrument Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Scale */
  --gutter: clamp(20px, 5vw, 72px);
  --max: 1400px;
  --section: clamp(6.5rem, 13vw, 12.5rem);

  /* Radii — restraint */
  --r-xs: 6px;
  --r-s:  10px;
  --r-m:  16px;
  --r-l:  20px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- 2. Base ---------- */
*, *::before, *::after{ box-sizing: border-box; margin: 0; padding: 0; }

html{
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body{
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  letter-spacing: -0.012em;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
  text-rendering: optimizeLegibility;
}

a{ color: inherit; text-decoration: none; }
button{ font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol{ list-style: none; }
img, svg{ display: block; max-width: 100%; }
pre{ font: inherit; }
::selection{ background: rgba(139, 123, 255, 0.35); color: #fff; }

:focus-visible{
  outline: 2px solid var(--violet);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip{
  position: fixed; top: 12px; left: 12px; z-index: 100;
  padding: 10px 16px; border-radius: var(--r-s);
  background: var(--paper); color: var(--paper-ink);
  font-size: 0.9rem; font-weight: 600;
  transform: translateY(-160%);
  transition: transform 0.3s var(--ease);
}
.skip:focus{ transform: none; }

.mono{ font-family: var(--mono); font-weight: 400; letter-spacing: -0.01em; }
.mono-hi{ color: var(--violet-text); }

/* Grain — barely-there film over everything */
.grain{
  position: fixed; inset: 0; z-index: 90; pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 3. Utilities ---------- */
.wrap{
  width: min(var(--max), calc(100vw - var(--gutter) * 2));
  margin-inline: auto;
}

main{ position: relative; }

.section{ padding-block: var(--section); position: relative; }

.center-block{ text-align: center; display: grid; justify-items: center; }

.tag{
  display: flex; align-items: center; gap: 14px;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--violet-text);
  margin-bottom: clamp(2rem, 4vw, 3.4rem);
}
.tag::after{
  content: ""; width: 44px; height: 1px;
  background: var(--line-2);
}
.tag-center{ justify-content: center; }
.tag-center::after{ display: none; }
.tag-num{ color: var(--faint); }

/* Editorial headings */
.h1{
  font-size: clamp(3.2rem, 8vw, 8rem);
  line-height: 0.99;
  letter-spacing: -0.045em;
  font-weight: 500;
  margin: 1.25rem 0 1.7rem;
}
.h1 .ln{
  display: block;
  overflow: hidden;
  padding-bottom: 0.1em;
  margin-bottom: -0.1em;
}
.h1 .ln-i{ display: block; }
.dot-period{
  display: inline-block;
  width: 0.14em; height: 0.14em;
  border-radius: 2px;
  background: var(--violet);
  margin-left: 0.1em;
  vertical-align: baseline;
}

.h2{
  font-size: clamp(2.5rem, 5vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -0.035em;
  font-weight: 500;
  max-width: 22ch;
  margin-bottom: 1.6rem;
}

.lede{
  color: var(--muted);
  font-size: clamp(1.02rem, 1.4vw, 1.18rem);
  line-height: 1.62;
  max-width: 52ch;
  margin-bottom: 2rem;
}
.center-lede{ margin-inline: auto; }

/* Buttons & links */
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 46px; padding: 0 24px;
  border-radius: var(--r-s);
  font-size: 0.98rem; font-weight: 600;
  letter-spacing: -0.015em;
  white-space: nowrap;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease),
              box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}
.btn-primary{
  background: var(--paper);
  color: var(--paper-ink);
}
.btn-primary:hover{
  background: #fff;
  transform: translateY(-1px);
  box-shadow: 0 12px 30px -14px rgba(242, 243, 249, 0.45);
}
.btn-primary:active{ transform: translateY(0) scale(0.99); }
.btn-sm{ height: 38px; padding: 0 16px; font-size: 0.9rem; border-radius: 8px; }
.btn-lg{ height: 54px; padding: 0 32px; font-size: 1.02rem; }

.link-arrow{
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 500; font-size: 1rem; color: var(--ink);
  padding: 10px 2px;
  border-bottom: 1px solid var(--line-2);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}
.link-arrow span{
  transition: transform 0.25s var(--ease);
  color: var(--violet-text);
}
.link-arrow:hover{ border-color: var(--violet-text); }
.link-arrow:hover span{ transform: translateX(4px); }

/* Chips & pills */
.chip{
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  color: var(--muted);
  white-space: nowrap;
}
.chip::before{
  content: ""; width: 5px; height: 5px; border-radius: 50%;
  background: currentColor;
}
.chip-cyan{ color: var(--cyan); border-color: rgba(111, 216, 200, 0.3); }
.chip-violet{ color: var(--violet-text); border-color: rgba(139, 123, 255, 0.35); }

.url-pill{
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 0.88rem;
  padding: 11px 18px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-s);
  background: rgba(13, 16, 28, 0.6);
  color: var(--muted);
  white-space: nowrap;
}
.url-pill-lg{ font-size: clamp(0.78rem, 1.6vw, 1rem); padding: 14px 22px; }

.pill-live{
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(111, 216, 200, 0.12);
  flex: none;
}

.dot{ width: 7px; height: 7px; border-radius: 50%; flex: none; }
.dot-cyan{ background: var(--cyan); }
.dot-violet{ background: var(--violet); }

/* ---------- 4. Nav ---------- */
.nav{
  position: sticky; top: 0; z-index: 60;
  border-bottom: 1px solid transparent;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease),
              backdrop-filter 0.35s var(--ease);
}
.nav.is-on{
  background: rgba(10, 12, 19, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.nav-inner{
  width: min(var(--max), calc(100vw - var(--gutter) * 2));
  margin-inline: auto;
  height: 68px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.brand{
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 1.02rem; letter-spacing: -0.025em;
}
.brand-mark{
  display: block;
  width: 22px; height: 24px;
  object-fit: contain;
}
.nav-links{
  display: flex; gap: 30px;
  position: absolute; left: 50%; transform: translateX(-50%);
}
.nav-links a{
  position: relative;
  font-size: 0.93rem; font-weight: 500;
  color: var(--muted);
  padding: 6px 0;
  transition: color 0.2s var(--ease);
}
.nav-links a::after{
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 1px; background: var(--violet-text);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav-links a:hover{ color: var(--ink); }
.nav-links a:hover::after{ transform: scaleX(1); }

.nav-cta{ display: flex; align-items: center; gap: 22px; }
.nav-signin{
  font-size: 0.93rem; font-weight: 500; color: var(--muted);
  transition: color 0.2s var(--ease);
}
.nav-signin:hover{ color: var(--ink); }

.nav-burger{
  display: none;
  flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; padding: 12px;
  border-radius: var(--r-s);
}
.nav-burger span{
  display: block; height: 1.6px; width: 100%;
  background: var(--ink); border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.nav-burger[aria-expanded="true"] span:nth-child(1){ transform: translateY(3.3px) rotate(45deg); }
.nav-burger[aria-expanded="true"] span:nth-child(2){ transform: translateY(-3.3px) rotate(-45deg); }

.mobile-nav{
  position: fixed; inset: 68px 0 0; z-index: 55;
  background: rgba(10, 12, 19, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex; flex-direction: column; gap: 4px;
  padding: 28px var(--gutter) 40px;
  opacity: 0; visibility: hidden; transform: translateY(-10px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
}
.mobile-nav.open{ opacity: 1; visibility: visible; transform: none; }
.mobile-nav a{
  font-size: 1.5rem; font-weight: 500; letter-spacing: -0.03em;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}
.mobile-nav .btn{
  margin-top: 26px; height: 52px;
  font-size: 1.02rem;
}

/* ---------- 5. Hero ---------- */
.hero{
  position: relative;
  padding-top: clamp(5rem, 11vh, 7.5rem);
  padding-bottom: clamp(4.5rem, 8vw, 7.5rem);
  overflow: clip;
}

/* Atmosphere: one faint radial light + blueprint grid */
.hero::before{
  content: ""; position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(52% 46% at 50% -6%, rgba(139, 123, 255, 0.12), transparent 70%);
  pointer-events: none;
}
.hero-grid{
  position: absolute; inset: 0; z-index: 0;
  background:
    repeating-linear-gradient(to bottom, transparent 0 63px, rgba(228, 232, 246, 0.035) 63px 64px);
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 78%);
          mask-image: linear-gradient(to bottom, #000, transparent 78%);
  pointer-events: none;
}
.hero-inner{ position: relative; z-index: 1; }

.eyebrow{
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.eyebrow i{
  width: 7px; height: 7px; border-radius: 2px;
  background: var(--violet);
  box-shadow: 0 0 0 4px var(--violet-soft);
  flex: none;
}

.hero-actions{
  display: flex; align-items: center; gap: 26px; flex-wrap: wrap;
}
.hero-actions.center{ justify-content: center; }

/* ---- Hero: the branch diagram ---- */
.branch{ margin-top: clamp(3rem, 7vh, 5rem); }

.branch-url{
  display: flex; align-items: center; gap: 12px;
  width: fit-content;
  margin-inline: auto;
  padding: 12px 22px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-s);
  background: rgba(13, 16, 28, 0.5);
  font-size: clamp(0.85rem, 1.6vw, 1.05rem);
  box-shadow: 0 24px 48px -28px rgba(0, 0, 0, 0.6);
  position: relative; z-index: 2;
}

.branch-body{
  display: grid;
  grid-template-columns: 1fr min(680px, 100%) 1fr;
  align-items: end;
  margin-top: -2px;
}

.branch-svg svg{ width: 100%; height: clamp(150px, 21vw, 205px); overflow: visible; }

.branch-rail, .fan-rail, .branch-trace{
  fill: none;
  vector-effect: non-scaling-stroke;
}
.branch-rail{
  stroke: rgba(168, 160, 255, 0.17);
  stroke-width: 1.25;
}
.fan-rail{
  stroke: rgba(111, 216, 200, 0.28);
  stroke-width: 1;
}
.branch-trace{
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-dasharray: 620;
  animation: branch-draw 1.1s cubic-bezier(0.16, 1, 0.3, 1) 0.7s backwards;
}
.branch-trace-action{ animation-delay: 0.86s; }
@keyframes branch-draw{
  from{ stroke-dashoffset: 620; opacity: 0.2; }
  to{ stroke-dashoffset: 0; opacity: 1; }
}

.branch-junction, .route-terminal, .action-terminal{
  transform-box: fill-box;
  transform-origin: center;
  animation: terminal-in 0.65s cubic-bezier(0.16, 1, 0.3, 1) 1.05s backwards;
}
.route-terminal, .action-terminal{ animation-delay: 1.22s; }
@keyframes terminal-in{
  from{ opacity: 0; transform: scale(0.72); }
  to{ opacity: 1; transform: scale(1); }
}
.junction-halo{
  fill: rgba(139, 123, 255, 0.07);
  stroke: rgba(168, 160, 255, 0.32);
  stroke-width: 1;
  transform-box: fill-box;
  transform-origin: center;
  animation: junction-breathe 4.8s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}
@keyframes junction-breathe{
  0%, 72%, 100%{ opacity: 0.5; transform: scale(0.88); }
  12%, 28%{ opacity: 1; transform: scale(1); }
}
.junction-core{ fill: #8b7bff; }
.junction-pin{ fill: #f2f3f9; opacity: 0.9; }

.terminal-ring{
  fill: rgba(10, 12, 19, 0.9);
  stroke-width: 1.4;
}
.terminal-ring-route{ stroke: rgba(111, 216, 200, 0.75); }
.terminal-core-route{ fill: #6fd8c8; }
.destination-node{
  fill: rgba(111, 216, 200, 0.08);
  stroke: rgba(111, 216, 200, 0.48);
  stroke-width: 1;
}
.terminal-gate{
  fill: rgba(139, 123, 255, 0.08);
  stroke: rgba(168, 160, 255, 0.72);
  stroke-width: 1.25;
}
.terminal-glyph{
  fill: none;
  stroke: #a8a0ff;
  stroke-width: 1.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.motion-packet{ pointer-events: none; }

.branch-side{
  display: flex; flex-direction: column; gap: 5px;
  padding-bottom: 4px;
}
.branch-side-l{ align-items: flex-end; text-align: right; padding-right: 26px; }
.branch-side-r{ align-items: flex-start; text-align: left; padding-left: 26px; }
.bs-title{ font-size: 1.35rem; font-weight: 600; letter-spacing: -0.03em; }
.bs-sub{
  font-family: var(--mono); font-size: 0.72rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--faint);
}

/* ---------- 6. Hero load choreography ---------- */
[data-hero]{
  opacity: 0;
  transition: opacity 0.9s var(--ease) var(--d, 0ms), transform 0.9s var(--ease) var(--d, 0ms);
}
[data-hero]:not(.ln-i){
  transform: translateY(22px);
}
html.ready [data-hero]{ opacity: 1; transform: none; }
.ln-i{
  transform: translateY(115%);
  transition: transform 1.05s var(--ease) var(--d, 0ms);
}
html.ready .ln-i{ transform: none; }

/* Scroll reveals */
[data-reveal]{
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.8s var(--ease) var(--d, 0ms), transform 0.8s var(--ease) var(--d, 0ms);
}
[data-reveal].in{ opacity: 1; transform: none; }

/* ---------- 7. Core idea: mode switch + flow ---------- */
.modebox{
  margin-top: clamp(3rem, 6vw, 5rem);
  display: grid;
  justify-items: center;
  gap: clamp(2.6rem, 5vw, 4rem);
}

.switch{
  display: inline-flex;
  padding: 5px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-s);
  background: rgba(13, 16, 28, 0.5);
}
.switch-btn{
  font-size: 0.95rem; font-weight: 600; letter-spacing: -0.01em;
  color: var(--muted);
  padding: 11px 30px;
  border-radius: 7px;
  transition: background 0.3s var(--ease), color 0.3s var(--ease);
}
.switch-btn:hover{ color: var(--ink); }
.switch-btn.is-on{
  background: var(--paper);
  color: var(--paper-ink);
}

/* Flow: caller → NodeTrigger → outcome */
.flow{
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto;
  align-items: center;
  gap: clamp(1rem, 2.6vw, 2.4rem);
  width: 100%;
  max-width: 1080px;
  min-height: 190px;
}

.fnode{
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.fnode-label{
  font-family: var(--mono); font-size: 0.7rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--faint);
}

.fnode-core{
  width: 58px; height: 58px;
  border-radius: 50%;
  border: 1.5px solid var(--violet);
  display: grid; place-items: center;
  box-shadow: 0 0 0 8px var(--violet-soft), 0 0 40px -8px rgba(139, 123, 255, 0.5);
}
.fnode-core i{
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--violet);
}

.fline{
  position: relative; height: 2px;
  background: linear-gradient(90deg, transparent, var(--line-2) 12%, var(--line-2) 88%, transparent);
  overflow: visible;
}
.fline-rail{ position: absolute; inset: 0; }
.fline-dot{
  position: absolute; top: 50%; left: 0;
  width: 9px; height: 9px; margin-top: -4.5px;
  border-radius: 50%;
  background: var(--violet);
  box-shadow: 0 0 12px rgba(139, 123, 255, 0.8);
  animation: travel 3.2s var(--ease) infinite;
}
.fline-d2{ animation-delay: 0.9s; }
@keyframes travel{
  0%   { left: 0%; opacity: 0; }
  12%  { opacity: 1; }
  50%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { left: calc(100% - 9px); opacity: 0; }
}

.out{ position: relative; min-width: 230px; min-height: 120px; }
.out-a, .out-b{
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; gap: 9px;
  text-align: center;
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
.out-a{ opacity: 1; transform: none; }
.out-b{ opacity: 0; transform: translateY(14px); pointer-events: none; }
.flow[data-state="action"] .out-a{ opacity: 0; transform: translateY(-14px); }
.flow[data-state="action"] .out-b{ opacity: 1; transform: none; }
.out strong{ font-size: 1.5rem; font-weight: 600; letter-spacing: -0.03em; }
.fnode-sub{
  font-family: var(--mono); font-size: 0.72rem;
  letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--faint);
}

.flow-caption{
  position: relative;
  width: min(100%, 44ch);
  text-align: center;
  min-height: 2.2em;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  margin-inline: auto;
}
.flow-caption p{
  position: absolute; left: 0; right: 0;
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.flow-caption .cap-b{ opacity: 0; transform: translateY(10px); }
.flow[data-state="action"] ~ .flow-caption .cap-a{ opacity: 0; transform: translateY(-10px); }
.flow[data-state="action"] ~ .flow-caption .cap-b{ opacity: 1; transform: none; }

/* ---------- 8. Routes ---------- */
.example-flow{
  display: flex; align-items: center; flex-wrap: wrap;
  gap: clamp(12px, 2vw, 20px);
  margin: clamp(3rem, 6vw, 4.5rem) 0 clamp(4.5rem, 8vw, 7rem);
}
.ex-step{
  font-family: var(--mono);
  font-size: clamp(0.82rem, 1.3vw, 0.95rem);
  padding: 12px 20px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-s);
  color: var(--muted);
  background: rgba(13, 16, 28, 0.4);
  white-space: nowrap;
}
.ex-step em{
  font-style: normal;
  color: var(--violet-text);
  font-size: 0.72em;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-right: 8px;
}
.ex-arrow{ color: var(--violet-text); font-size: 1.1rem; flex: none; }
.ex-ok{ color: var(--cyan); border-color: rgba(111, 216, 200, 0.35); }

.usecases{
  max-width: 980px;
  border-top: 1px solid var(--line);
}
.uc{
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 12px 28px;
  padding: clamp(2.2rem, 4vw, 3.2rem) 0;
  border-bottom: 1px solid var(--line);
}
.uc-num{
  font-family: var(--mono); font-size: 0.8rem;
  color: var(--faint);
  padding-top: 6px;
}
.uc h3{
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.uc p{ color: var(--muted); max-width: 56ch; }

/* ---------- 9. Actions demo ---------- */
.demo{
  margin-top: clamp(3.2rem, 6vw, 5rem);
  display: grid; justify-items: center; gap: 22px;
}
.demo-stage{
  position: relative;
  width: 100%; max-width: 620px;
  height: clamp(360px, 44vw, 430px);
  border: 1px solid var(--line-2);
  border-radius: var(--r-l);
  background:
    radial-gradient(70% 60% at 50% 0%, rgba(139, 123, 255, 0.07), transparent 70%),
    rgba(13, 16, 28, 0.5);
  overflow: hidden;
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, 0.6);
}
.slide{
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 26px;
  padding: 30px 34px 44px;
  opacity: 0;
  transition: opacity 0.55s var(--ease);
  pointer-events: none;
}
.slide.on{ opacity: 1; pointer-events: auto; }
.slide-req{
  font-family: var(--mono); font-size: clamp(0.8rem, 1.5vw, 0.92rem);
  color: var(--muted);
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-s);
  background: rgba(10, 12, 19, 0.6);
}
.slide-req .m{
  color: var(--cyan);
  font-size: 0.75em;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-right: 10px;
}
.slide-body{ display: grid; place-items: center; }
.slide-cap{
  color: var(--muted);
  font-size: 0.98rem;
  max-width: 40ch;
  text-align: center;
}

/* QR */
.qr svg{
  width: clamp(150px, 22vw, 200px); height: auto;
  padding: 14px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 24px 48px -20px rgba(0, 0, 0, 0.5);
}
.qr svg rect{ fill: #0d101c; }

/* Screenshot */
.shot{
  width: min(330px, 82%);
  border: 1px solid var(--line-2);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(10, 12, 19, 0.7);
  box-shadow: 0 28px 56px -24px rgba(0, 0, 0, 0.55);
}
.shot-bar{
  display: flex; align-items: center; gap: 6px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}
.shot-bar i{
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--line-2);
}
.shot-bar i:first-child{ background: rgba(111, 216, 200, 0.8); }
.shot-bar span{
  margin-left: auto; margin-right: auto;
  font-family: var(--mono); font-size: 0.62rem;
  color: var(--faint);
  padding: 3px 14px;
  border-radius: 999px;
  background: rgba(228, 232, 246, 0.05);
}
.shot-page{ padding: 18px; display: grid; gap: 8px; }
.sp-h{ height: 12px; width: 52%; border-radius: 3px; background: var(--ink); opacity: 0.85; }
.sp-l{ height: 6px; border-radius: 3px; background: var(--line-2); }
.sp-short{ width: 68%; }
.sp-block{
  margin-top: 6px; height: 66px;
  border-radius: 8px;
  background: linear-gradient(120deg, rgba(139, 123, 255, 0.55), rgba(111, 216, 200, 0.35));
}

/* Convert */
.convert{ display: flex; align-items: center; gap: 18px; }
.conv-tile{
  width: 118px;
  border: 1px solid var(--line-2);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(10, 12, 19, 0.7);
}
.ct-grad{ display: block; height: 86px; }
.g1{ background: linear-gradient(135deg, #2a2f45, #171b2c); }
.g2{ background: linear-gradient(135deg, var(--violet), #6c5ce7); }
.ct-name{
  display: block; text-align: center;
  font-size: 0.68rem; color: var(--muted);
  padding: 10px 0 12px;
  border-top: 1px solid var(--line);
}
.conv-arrow{ color: var(--violet-text); font-size: 1.3rem; }

/* PDF */
.pdf{ display: flex; align-items: center; gap: 22px; }
.pdf-doc{
  position: relative;
  width: 104px; height: 138px;
  border: 1px solid var(--line-2);
  border-radius: 8px;
  background: rgba(228, 232, 246, 0.06);
  padding: 22px 14px;
  display: grid; gap: 8px; align-content: start;
}
.pdf-fold{
  position: absolute; top: 0; right: 0;
  width: 0; height: 0;
  border-top: 22px solid rgba(228, 232, 246, 0.1);
  border-left: 22px solid transparent;
  border-radius: 0 8px 0 0;
}
.pdf-doc i{ height: 6px; border-radius: 3px; background: var(--line-2); }
.pdf-doc i.short{ width: 60%; }
.pdf-meta{ display: grid; gap: 6px; }
.pdf-meta strong{ font-size: 1.05rem; font-weight: 600; letter-spacing: -0.02em; }
.pdf-meta .mono{ font-size: 0.72rem; color: var(--faint); }

/* Webhook JSON */
.demo .json{
  font-family: var(--mono);
  font-size: clamp(0.82rem, 1.6vw, 0.98rem);
  line-height: 1.7;
  color: var(--ink);
  background: rgba(10, 12, 19, 0.75);
  border: 1px solid var(--line-2);
  border-radius: 12px;
  padding: 22px 26px;
  box-shadow: 0 24px 48px -24px rgba(0, 0, 0, 0.5);
}
.demo .json b{ color: var(--violet-text); font-weight: 400; }

/* Progress + dots */
.demo-progress{
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px;
  background: rgba(228, 232, 246, 0.07);
}
.demo-progress span{
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--violet), var(--cyan));
}
.demo-stage.run .demo-progress span{ animation: fill 4.4s linear forwards; }
@keyframes fill{ to{ width: 100%; } }

.demo-dots{ display: flex; gap: 8px; }
.demo-dot{
  width: 26px; height: 4px;
  border-radius: 999px;
  background: var(--line-2);
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}
.demo-dot.is-on{ background: var(--violet-text); transform: scaleX(1.15); }
.demo-dot:hover{ background: var(--muted); }

/* ---------- 10. Product: dashboard mockup ---------- */
.browser-wrap{
  margin-top: clamp(3rem, 6vw, 4.5rem);
  perspective: 1200px;
}
.browser{
  width: min(1160px, 100%);
  margin-inline: auto;
  border: 1px solid var(--line-2);
  border-radius: var(--r-l);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(228, 232, 246, 0.03), transparent 40%), var(--bg-2);
  box-shadow:
    0 70px 130px -50px rgba(0, 0, 0, 0.75),
    0 0 90px -30px rgba(139, 123, 255, 0.22),
    inset 0 1px 0 rgba(228, 232, 246, 0.05);
  transform: translateY(0);
  will-change: transform;
}

.browser-bar{
  display: flex; align-items: center; gap: 16px;
  padding: 13px 18px;
  border-bottom: 1px solid var(--line);
}
.b-dots{ display: flex; gap: 7px; }
.b-dots i{
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--line-2);
}
.b-url{
  display: flex; align-items: center; gap: 8px;
  margin-inline: auto;
  font-size: 0.78rem;
  color: var(--faint);
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(10, 12, 19, 0.6);
}
.b-url svg{ width: 11px; height: 11px; color: var(--cyan); }
.b-avatar{
  width: 20px; height: 20px; border-radius: 50%;
  background: linear-gradient(135deg, var(--violet), var(--cyan));
  opacity: 0.8;
}

.browser-tabs{
  display: flex; align-items: center; gap: 26px;
  padding: 0 28px;
  border-bottom: 1px solid var(--line);
}
.b-tab{
  position: relative;
  font-size: 0.9rem; font-weight: 600; letter-spacing: -0.01em;
  color: var(--faint);
  padding: 15px 2px 13px;
  transition: color 0.25s var(--ease);
}
.b-tab::after{
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px;
  height: 2px; background: var(--violet);
  transform: scaleX(0);
  transition: transform 0.3s var(--ease);
}
.b-tab.is-on{ color: var(--ink); }
.b-tab.is-on::after{ transform: scaleX(1); }
.b-count{
  font-family: var(--mono); font-size: 0.62rem;
  color: var(--faint);
  margin-left: 7px;
  padding: 1px 7px;
  border-radius: 999px;
  background: rgba(228, 232, 246, 0.06);
  vertical-align: 1px;
}
.b-new{
  margin-left: auto;
  font-size: 0.78rem; font-weight: 600;
  color: var(--paper-ink);
  background: var(--paper);
  padding: 6px 13px;
  border-radius: 7px;
}

.browser-body{ padding: 10px 0 0; }
.b-row{
  display: grid;
  grid-template-columns: 1.3fr 1.1fr 0.9fr auto;
  align-items: center;
  gap: 20px;
  padding: 17px 28px;
  border-bottom: 1px solid var(--line);
  transition: background 0.25s var(--ease);
}
.b-row:hover{ background: rgba(228, 232, 246, 0.02); }
.b-row:first-child{
  background: linear-gradient(90deg, rgba(139, 123, 255, 0.07), transparent 55%);
  box-shadow: inset 3px 0 0 var(--violet);
}
.b-name{ font-weight: 600; font-size: 0.94rem; letter-spacing: -0.01em; }
.b-endpoint{ font-size: 0.72rem; color: var(--faint); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.b-dest{ font-size: 0.72rem; color: var(--muted); }

.pill{
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: 0.64rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--faint);
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
}
.pill i{ width: 5px; height: 5px; border-radius: 50%; background: var(--faint); }
.pill-ok{ color: var(--cyan); border-color: rgba(111, 216, 200, 0.28); }
.pill-ok i{ background: var(--cyan); box-shadow: 0 0 8px rgba(111, 216, 200, 0.7); }

.b-foot{
  display: flex; align-items: center; gap: 20px;
  padding: 15px 28px;
  color: var(--faint);
  font-size: 0.78rem;
}
.b-foot-item{ display: inline-flex; align-items: center; gap: 8px; }
.b-live{
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(111, 216, 200, 0.12);
}
.b-foot-ok{ color: var(--cyan); }
.b-spark{ width: 110px; height: 26px; margin-left: auto; }

/* ---------- 11. Why: statements ---------- */
.statements{
  max-width: 1020px;
  margin-top: clamp(3rem, 6vw, 5rem);
  border-top: 1px solid var(--line);
}
.statement{
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 24px;
  padding: clamp(2.6rem, 5vw, 4.2rem) 0;
  border-bottom: 1px solid var(--line);
}
.st-num{ font-size: 0.85rem; color: var(--faint); padding-top: 8px; }
.statement h3{
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}
.statement p{ color: var(--muted); max-width: 46ch; }

/* ---------- 12. Pricing ---------- */
.price{
  display: grid; justify-items: center;
  gap: 0;
  text-align: center;
  margin-top: clamp(3rem, 6vw, 4.5rem);
}
.price-amount{
  display: flex; align-items: baseline; justify-content: center; gap: 14px;
}
.price-eur{
  font-size: clamp(4.5rem, 10vw, 8rem);
  font-weight: 500;
  letter-spacing: -0.05em;
  line-height: 1;
}
.price-per{
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  letter-spacing: -0.01em;
}
.price-list{
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 12px 34px;
  margin: clamp(2.4rem, 4.5vw, 3.4rem) 0 clamp(2.6rem, 4.5vw, 3.4rem);
}
.price-list li{
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--muted);
  font-size: 0.98rem;
}
.price-list li::before{
  content: ""; width: 5px; height: 5px; border-radius: 50%;
  background: var(--violet);
  flex: none;
}
.price-note{
  color: var(--faint);
  font-size: 0.9rem;
  max-width: 44ch;
  margin-top: 26px;
}
.price-mono{
  margin-top: 14px;
  font-size: 0.72rem;
  color: var(--faint);
  opacity: 0.7;
}

/* ---------- 13. FAQ ---------- */
.faq-list{
  max-width: 800px;
  margin-top: clamp(2.8rem, 5vw, 4rem);
  border-top: 1px solid var(--line);
}
.faq-list details{ border-bottom: 1px solid var(--line); }
.faq-list summary{
  list-style: none;
  cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 26px 2px;
  font-size: clamp(1.05rem, 1.7vw, 1.22rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  transition: color 0.25s var(--ease);
}
.faq-list summary::-webkit-details-marker{ display: none; }
.faq-list summary:hover{ color: var(--violet-text); }
.faq-list summary::after{
  content: ""; flex: none;
  width: 14px; height: 14px;
  position: relative;
  transition: transform 0.35s var(--ease);
}
.faq-list summary::before{
  content: ""; position: absolute; width: 14px; height: 1.6px;
  background: var(--violet-text);
}
.faq-list summary::after{
  content: ""; position: relative;
  width: 14px; height: 1.6px;
  background: var(--violet-text);
  transform: rotate(90deg);
}
.faq-list details[open] summary::after{ transform: rotate(0deg); }
.faq-a{
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s var(--ease);
}
.faq-list details[open] .faq-a{ grid-template-rows: 1fr; }
.faq-a > p{
  overflow: hidden;
  color: var(--muted);
  max-width: 62ch;
  line-height: 1.65;
}
.faq-a p{ padding: 0 2px 26px; }

/* ---------- 14. Final CTA ---------- */
.section-end{
  padding-top: clamp(8rem, 16vw, 13rem);
  padding-bottom: clamp(8rem, 16vw, 13rem);
  overflow: clip;
}
.end-glow{
  position: absolute; left: 50%; top: 50%;
  width: min(900px, 90vw); aspect-ratio: 1;
  transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(139, 123, 255, 0.13), transparent);
  pointer-events: none;
}
.h2-end{
  font-size: clamp(3rem, 7.5vw, 7rem);
  letter-spacing: -0.045em;
  margin-bottom: 1.4rem;
}
.cta-url{ margin-top: clamp(3rem, 6vw, 4.5rem); }

.caret{
  width: 2px; height: 1.15em;
  background: var(--violet);
  animation: blink 1.1s steps(2, start) infinite;
}
@keyframes blink{ 0%, 55%{ opacity: 1; } 56%, 100%{ opacity: 0; } }

/* ---------- 15. Footer ---------- */
.footer{
  border-top: 1px solid var(--line);
  padding: clamp(4rem, 8vw, 6rem) 0 3rem;
}
.foot-grid{
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
}
.foot-brand p{
  color: var(--faint);
  font-size: 0.92rem;
  margin-top: 16px;
  max-width: 28ch;
}
.foot-grid h4{
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 16px;
}
.foot-grid nav{ display: grid; gap: 9px; }
.foot-grid nav a{
  color: var(--muted);
  font-size: 0.92rem;
  width: fit-content;
  transition: color 0.2s var(--ease);
}
.foot-grid nav a:hover{ color: var(--ink); }
.foot-legal{
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; flex-wrap: wrap;
  margin-top: clamp(3rem, 6vw, 4.5rem);
  padding-top: 26px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.8rem;
}
.foot-legal .mono{ font-size: 0.72rem; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1080px){
  .b-row{ grid-template-columns: 1.2fr 1fr auto; }
  .b-dest{ display: none; }
  .foot-grid{ grid-template-columns: 1.4fr 1fr 1fr; }
  .foot-brand{ grid-column: 1 / -1; }
}

@media (max-width: 980px){
  .nav-links{ display: none; }
  .nav-burger{ display: flex; }
  .nav-signin{ display: none; }
}

@media (max-width: 860px){
  .branch-body{ grid-template-columns: 1fr; align-items: center; row-gap: 26px; }
  .branch-svg{ display: none; }
  .branch-side-l{ align-items: center; text-align: center; padding: 0; }
  .branch-side-r{ align-items: center; text-align: center; padding: 0; }

  .flow{ grid-template-columns: 1fr 1fr; row-gap: 34px; }
  .fline{ display: none; }
  .flow > .fnode:nth-child(3){ grid-column: 1 / -1; justify-self: center; }
  .out{ position: static; min-height: 0; width: 100%; }
  .out-a, .out-b{
    position: static;
    min-height: 130px;
  }
  .out-b{ display: none; }
  .flow[data-state="action"] .out-a{ display: none; opacity: 1; transform: none; }
  .flow[data-state="action"] .out-b{ display: flex; opacity: 1; transform: none; }

  .uc{ grid-template-columns: 1fr; gap: 10px; }
  .uc-num{ padding-top: 0; }
}

@media (max-width: 720px){
  body{ font-size: 16px; }
  .h1{ font-size: clamp(2.7rem, 11vw, 3.6rem); }
  .h2{ font-size: clamp(2.1rem, 7.5vw, 2.9rem); }

  .hero{ padding-top: clamp(5rem, 12vh, 6.5rem); }

  .statement{ grid-template-columns: 1fr; gap: 12px; }
  .st-num{ padding-top: 0; }

  .b-row{ grid-template-columns: 1fr auto; gap: 8px 14px; }
  .b-endpoint{ display: none; }
  .browser-tabs{ padding: 0 18px; gap: 18px; }
  .b-row, .b-foot{ padding-left: 18px; padding-right: 18px; }
  .b-new{ display: none; }

  .demo-stage{ height: clamp(360px, 120vw, 430px); }
  .slide{ padding: 26px 20px 40px; }

  .foot-grid{ grid-template-columns: 1fr 1fr; gap: 34px; }
}

@media (max-width: 560px){
  .hero-actions{ flex-direction: column; align-items: stretch; }
  .hero-actions .btn{ justify-content: center; }
  .hero-actions .link-arrow{ justify-content: center; }

  .price-list{ justify-content: flex-start; flex-direction: column; align-items: flex-start; gap: 14px; }
  .price-amount{ flex-wrap: wrap; }

  .convert{ gap: 12px; }
  .conv-tile{ width: 100px; }
  .foot-grid{ grid-template-columns: 1fr; }
  .foot-legal{ flex-direction: column; align-items: flex-start; gap: 8px; }
}

/* ============================================================
   Reduced motion
   ============================================================ */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{
    animation-duration: 0.001s !important;
    animation-delay: 0s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001s !important;
    transition-delay: 0s !important;
  }
  [data-reveal], [data-hero], .ln-i{ opacity: 1; transform: none; }
  .motion-packet{ display: none; }
  .junction-halo{ animation: none; }
  .fline-dot{ display: none; }
  .caret{ display: none; }
  .demo-stage.run .demo-progress span{ animation: none; width: 100%; }
}