/* ============================================================
   ZopDev · Beyond Observability — landing page
   Aesthetic: modern, high-energy, Gen-Z friendly
   - Off-white base, dark "night" spotlights
   - Brand triad (#4A66D4 · #F58549 · #7FB236) as accents
   - Scroll-triggered reveals, marquee, pulse rings,
     magnetic CTA, typewriter terminal, cursor spotlight
============================================================ */

:root {
  /* surface */
  --bg:           #F4F5F8;
  --bg-warm:      #F8F4EC;
  --bg-night:    #0B0C10;
  --bg-night-2:  #14161D;
  --card:         #FFFFFF;
  --card-night:   #161821;

  /* ink */
  --ink:          #0A0B0F;
  --ink-2:        #1F232C;
  --ink-mute:     #5A6172;
  --ink-soft:     #8A93A6;
  --ink-line:     #E5E7EB;
  --ink-line-2:   #EDEFF3;
  --ink-on-night: #F0EBDB;
  --ink-on-night-mute: #8E94A4;
  --line-night:   #232733;

  /* brand triad */
  --c-blue:       #4A66D4;
  --c-blue-deep:  #2E47B0;
  --c-orange:     #F58549;
  --c-green:      #7FB236;
  --c-teal:       #0E5366;
  --c-violet:     #6F5CFF;
  --c-red:        #E5484D;

  /* gradients */
  --grad-hero:    linear-gradient(135deg, #4A66D4 0%, #6F5CFF 45%, #F58549 100%);
  --grad-cool:    linear-gradient(135deg, #4A66D4 0%, #0E5366 100%);
  --grad-warm:    linear-gradient(135deg, #F58549 0%, #E5484D 100%);
  --grad-lime:    linear-gradient(135deg, #7FB236 0%, #4A66D4 100%);

  /* type */
  --f-display:    "Space Grotesk", "Inter", ui-sans-serif, system-ui, sans-serif;
  --f-sans:       "Inter", ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", sans-serif;
  --f-mono:       "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  /* motion */
  --ease:         cubic-bezier(.22, 1, .36, 1);
  --ease-out:     cubic-bezier(.16, 1, .3, 1);

  /* radius / shadow */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 22px;
  --r-xl: 28px;
  --shadow-sm: 0 1px 2px rgba(10,12,20,.04), 0 1px 3px rgba(10,12,20,.05);
  --shadow-md: 0 8px 24px -8px rgba(10,12,20,.10), 0 2px 6px rgba(10,12,20,.05);
  --shadow-lg: 0 24px 60px -20px rgba(10,12,20,.18), 0 6px 18px rgba(10,12,20,.06);
  --shadow-glow: 0 30px 80px -30px rgba(74,102,212,.45);
}

/* ─────────────────── reset ─────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--f-sans);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.55;
  overflow-x: hidden;
  position: relative;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
img, svg { display: block; max-width: 100%; }
ul, ol { list-style: none; padding: 0; margin: 0; }
code, pre, .mono { font-family: var(--f-mono); font-size: .9em; }

/* ─────────────────── ambient noise + spotlight ─────────────────── */
.noise {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 1;
  opacity: .035;
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  mix-blend-mode: multiply;
}

.spotlight {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background: radial-gradient(
    520px circle at var(--mx, 50%) var(--my, 20%),
    rgba(74,102,212,.18), transparent 70%);
  transition: background-position .2s var(--ease);
}

/* ─────────────────── topbar ─────────────────── */
.topbar {
  position: sticky; top: 16px; z-index: 50;
  width: min(1180px, calc(100% - 32px));
  margin: 16px auto 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 10px 12px 10px 16px;
  background: rgba(255,255,255,.7);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border: 1px solid rgba(10,12,20,.07);
  border-radius: 999px;
  box-shadow: var(--shadow-md);
}

.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -.01em;
  color: var(--ink);
}
.brand-name-soft { color: var(--ink-mute); font-weight: 600; }

.brand-mark {
  position: relative;
  display: inline-grid;
  width: 22px; height: 22px;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 2px;
}
.tile { display: block; border-radius: 3px; }
.tile-blue   { background: var(--c-blue);   grid-column: 1; grid-row: 1; }
.tile-orange { background: var(--c-orange); grid-column: 2; grid-row: 1; }
.tile-green  { background: var(--c-green);  grid-column: 2; grid-row: 2;
  animation: breathe 2.8s ease-in-out infinite; }

@keyframes breathe {
  0%, 100% { opacity: 1; }
  50%      { opacity: .55; }
}

.topnav {
  justify-self: center;
  display: flex; gap: 6px;
}
.topnav a {
  padding: 8px 14px;
  font-size: 14px; font-weight: 500;
  color: var(--ink-mute);
  border-radius: 999px;
  transition: color .2s, background .2s;
}
.topnav a:hover { color: var(--ink); background: rgba(10,12,20,.04); }

.btn-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 14px 9px 12px;
  font-size: 14px; font-weight: 600;
  background: var(--ink);
  color: #fff;
  border-radius: 999px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.btn-pill:hover { transform: translateY(-1px); box-shadow: 0 10px 24px -8px rgba(10,12,20,.4); }
.btn-pill kbd {
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.18);
  padding: 1px 6px; border-radius: 5px;
  font-family: var(--f-mono); font-size: 11px;
}
.dot-live {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  background: #2BD46A;
  box-shadow: 0 0 0 0 rgba(43,212,106,.7);
  animation: live-pulse 1.8s infinite;
}
@keyframes live-pulse {
  0%   { box-shadow: 0 0 0 0   rgba(43,212,106,.7); }
  70%  { box-shadow: 0 0 0 10px rgba(43,212,106,0); }
  100% { box-shadow: 0 0 0 0   rgba(43,212,106,0); }
}

/* ─────────────────── shared ─────────────────── */
main { position: relative; z-index: 2; }

.eyebrow {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-blue);
  background: rgba(74,102,212,.08);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.eyebrow-dark { color: var(--ink); background: rgba(10,12,20,.06); }

.section-title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(34px, 4.6vw, 60px);
  line-height: 1.04;
  letter-spacing: -.025em;
  margin: 0 0 18px;
}
.section-title.light { color: var(--ink-on-night); }
.section-lede { color: var(--ink-mute); font-size: 17px; max-width: 640px; }
.section-lede.light { color: var(--ink-on-night-mute); }

.section-head { max-width: 760px; margin: 0 auto 60px; text-align: center; }
.section-head.light { max-width: 800px; }

.ink { display: inline-block; }
.ink-grad {
  background: var(--grad-hero);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% 200%;
  animation: shimmer 6s linear infinite;
}
.ink-grad-cool {
  background: var(--grad-cool);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
@keyframes shimmer {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.ink-underline {
  position: relative; white-space: nowrap;
}
.ink-underline::after {
  content: ""; position: absolute;
  left: 0; right: 0; bottom: -.06em; height: .14em;
  background: var(--c-orange);
  border-radius: 999px;
  transform-origin: left;
  animation: under-grow 1.6s var(--ease) .4s both;
}
@keyframes under-grow {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 600; font-size: 15px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
}
.btn svg { width: 18px; height: 18px; }
.btn-primary {
  background: var(--ink); color: #fff;
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.btn-ghost {
  color: var(--ink);
  background: rgba(10,12,20,.04);
}
.btn-ghost:hover { background: rgba(10,12,20,.08); }
.btn-line {
  background: #fff; color: var(--ink);
  border: 1px solid var(--ink-line);
  box-shadow: var(--shadow-sm);
}
.btn-line:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--ink); }
.btn-line.dark { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn-line.dark:hover { background: #1F232C; }

.chip {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 14px;
  background: rgba(255,255,255,.7);
  border: 1px solid var(--ink-line);
  border-radius: 999px;
  font-size: 13px; font-weight: 500;
  color: var(--ink);
  backdrop-filter: blur(6px);
}
.chip.glow {
  box-shadow: 0 0 0 6px rgba(74,102,212,.06), var(--shadow-sm);
}

/* ═════════════════════ HERO ═════════════════════ */
.hero {
  position: relative;
  padding: 80px 24px 60px;
  max-width: 1180px;
  margin: 0 auto;
}
.hero::before {
  content: ""; position: absolute; inset: -100px -100px 0 -100px; z-index: -1;
  background:
    radial-gradient(700px 360px at 80% 10%, rgba(245,133,73,.12), transparent 60%),
    radial-gradient(900px 480px at 10% 30%, rgba(74,102,212,.15), transparent 60%),
    radial-gradient(600px 380px at 60% 70%, rgba(127,178,54,.10), transparent 60%);
  filter: blur(8px);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 60px;
  align-items: start;
}

.hero-title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(48px, 7.2vw, 96px);
  line-height: .98;
  letter-spacing: -.035em;
  margin: 22px 0 24px;
}
.hero-title .line { display: block; }

.hero-lede {
  font-size: 19px;
  color: var(--ink-mute);
  max-width: 560px;
  margin: 0 0 32px;
}

.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 36px; }

.hero-trust {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  color: var(--ink-soft);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-family: var(--f-mono);
}
.logo-row { display: inline-flex; gap: 16px; flex-wrap: wrap; }
.logo-row span { color: var(--ink-mute); }

/* dashboard panel */
.panel {
  position: relative;
  background: #fff;
  border: 1px solid var(--ink-line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  padding: 18px 20px 20px;
  overflow: hidden;
}
.panel.float { transform: translateY(0); animation: float 6s ease-in-out infinite; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

.panel-head {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px;
  color: var(--ink-mute);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ink-line-2);
}
.panel-title { color: var(--ink); font-weight: 600; }
.panel-org   { color: var(--ink-mute); }
.panel-right { margin-left: auto; display: inline-flex; align-items: center; gap: 8px; font-family: var(--f-mono); font-size: 12px; }
.sep { color: var(--ink-soft); }
.t   { color: var(--ink-soft); font-family: var(--f-mono); font-size: 12px; }
.badge { background: rgba(10,12,20,.06); padding: 1px 7px; border-radius: 5px; font-family: var(--f-mono); font-size: 11px; }

.status-dot {
  width: 8px; height: 8px; border-radius: 50%; background: #2BD46A;
  box-shadow: 0 0 0 4px rgba(43,212,106,.18);
}

.panel-tabs { display: flex; gap: 4px; padding: 12px 0; border-bottom: 1px solid var(--ink-line-2); }
.tab {
  padding: 8px 14px; font-size: 13px; font-weight: 500;
  color: var(--ink-mute); border-radius: 8px;
  transition: color .2s, background .2s;
}
.tab:hover { color: var(--ink); }
.tab.is-active {
  color: var(--c-blue);
  background: rgba(74,102,212,.08);
  font-weight: 600;
}

.panel-body { padding-top: 16px; }
.panel-label {
  margin: 0 0 6px;
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--ink-soft);
}
.big-counter {
  font-family: var(--f-display);
  font-size: 44px; font-weight: 700;
  letter-spacing: -.025em;
  margin: 0 0 16px;
  color: var(--ink);
}
.big-counter small { font-size: 14px; color: var(--ink-mute); font-weight: 500; }

.metric-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 14px; margin: 8px 0 18px;
}
.metric {
  background: rgba(74,102,212,.04);
  border: 1px solid var(--ink-line-2);
  border-radius: 12px;
  padding: 10px 12px;
}
.m-label {
  display: block;
  font-family: var(--f-mono);
  font-size: 10px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--ink-soft);
}
.m-val {
  display: block;
  font-family: var(--f-display);
  font-size: 22px; font-weight: 700;
  letter-spacing: -.02em;
}
.m-val small { font-size: 12px; color: var(--ink-mute); font-weight: 500; margin-left: 2px; }
.accent { color: var(--c-blue); }

.chart-card {
  background: rgba(74,102,212,.04);
  border: 1px solid var(--ink-line-2);
  border-radius: 12px;
  padding: 12px 12px 0;
  margin-bottom: 16px;
}
.chart-head {
  display: flex; justify-content: space-between;
  font-family: var(--f-mono); font-size: 11px;
  color: var(--ink-soft); text-transform: uppercase; letter-spacing: .08em;
}
.chart-unit { color: var(--c-blue); }
.chart { width: 100%; height: 70px; margin-top: 6px; }
.chart-line { stroke-dasharray: 600; stroke-dashoffset: 600; animation: dash 2.4s var(--ease) .4s forwards; }
@keyframes dash { to { stroke-dashoffset: 0; } }

.activity { display: flex; flex-direction: column; gap: 8px; font-size: 13px; }
.activity li { display: flex; align-items: center; gap: 8px; color: var(--ink-2); }
.activity code { background: rgba(10,12,20,.05); padding: 1px 5px; border-radius: 4px; font-size: 12px; }
.activity .t { margin-left: auto; }

.dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.dot-green  { background: var(--c-green); }
.dot-blue   { background: var(--c-blue); }
.dot-orange { background: var(--c-orange); }
.dot-red    { background: var(--c-red); }
.dot-yellow { background: #F5C518; }
.pulse { box-shadow: 0 0 0 0 rgba(127,178,54,.55); animation: live-pulse 1.8s infinite; }

.float-glow {
  position: absolute; bottom: -120px; left: -120px;
  width: 360px; height: 360px;
  background: radial-gradient(closest-side, rgba(74,102,212,.35), transparent);
  filter: blur(40px); z-index: -1;
}

/* ═════════════════════ MARQUEE ═════════════════════ */
.marquee-wrap {
  margin-top: 32px;
  border-top: 1px solid var(--ink-line);
  border-bottom: 1px solid var(--ink-line);
  background: rgba(255,255,255,.6);
}
.marquee {
  overflow: hidden;
  padding: 18px 0;
}
.marquee-track {
  display: inline-flex; gap: 32px;
  white-space: nowrap;
  font-family: var(--f-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--ink);
  animation: scroll 40s linear infinite;
}
.marquee-track .dotsep { color: var(--c-blue); }
.marquee-wrap:hover .marquee-track { animation-play-state: paused; }
@keyframes scroll {
  to { transform: translateX(-50%); }
}

/* ═════════════════════ BENTO ═════════════════════ */
.bento {
  max-width: 1180px; margin: 0 auto;
  padding: 120px 24px 80px;
}
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.bento-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--ink-line);
  border-radius: var(--r-xl);
  padding: 28px;
  overflow: hidden;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
  box-shadow: var(--shadow-sm);
}
.bento-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(10,12,20,.16);
}
.bento-card.big {
  grid-column: span 2;
  padding: 36px;
  display: flex; flex-direction: column;
  min-height: 460px;
}

.b-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 18px;
}
.b-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px 6px 8px;
  background: rgba(10,12,20,.05);
  border-radius: 999px;
  font-size: 13px; font-weight: 600;
}
.b-tag svg { width: 16px; height: 16px; }
.b-mono {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-soft);
}

.b-title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 30px;
  line-height: 1.12;
  letter-spacing: -.02em;
  margin: 0 0 18px;
  color: var(--ink);
}

.feat-list {
  display: flex; flex-direction: column; gap: 10px;
  margin-bottom: 28px;
}
.feat-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 15px; color: var(--ink-2);
}
.check {
  width: 22px; height: 22px;
  display: inline-grid; place-items: center;
  background: rgba(127,178,54,.18);
  color: var(--c-green);
  border-radius: 6px;
  font-size: 13px; font-weight: 700;
  flex: none;
  margin-top: 2px;
}
.feat-list code {
  background: rgba(10,12,20,.05); padding: 1px 6px;
  border-radius: 4px; font-size: 12px;
}

.b-foot {
  margin-top: auto;
  display: flex; align-items: end; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.big-num { display: flex; flex-direction: column; gap: 4px; }
.big-num .num {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 64px;
  letter-spacing: -.04em;
  line-height: 1;
  background: var(--grad-hero);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.big-num .num sup { font-size: 28px; vertical-align: top; }
.big-num .num small { font-size: 22px; color: var(--ink-mute); -webkit-text-fill-color: var(--ink-mute); margin-left: 4px; }
.big-num .lbl {
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--ink-soft);
}

/* night theme on ZopNight card */
.bento-card.night {
  background: linear-gradient(160deg, #0F1220 0%, #161A2C 100%);
  border-color: #232846;
  color: var(--ink-on-night);
}
.bento-card.night .b-title { color: var(--ink-on-night); }
.bento-card.night .b-tag { background: rgba(255,255,255,.08); color: var(--ink-on-night); }
.bento-card.night .b-mono, .bento-card.night .big-num .lbl { color: var(--ink-on-night-mute); }
.bento-card.night .feat-list li { color: rgba(240,235,219,.85); }
.bento-card.night .feat-list code { background: rgba(255,255,255,.08); color: var(--ink-on-night); }
.bento-card.night .check { background: rgba(127,178,54,.22); color: #B8E36A; }
.bento-card.night .big-num .num small { -webkit-text-fill-color: var(--ink-on-night-mute); color: var(--ink-on-night-mute); }

.bento-card.cloud {
  background:
    radial-gradient(800px 400px at 100% 0%, rgba(245,133,73,.10), transparent 60%),
    radial-gradient(700px 360px at 0% 100%, rgba(74,102,212,.10), transparent 60%),
    #FFFFFF;
}

.bento-glow {
  position: absolute; pointer-events: none;
  width: 380px; height: 380px;
  border-radius: 50%;
  filter: blur(60px);
  opacity: .7;
}
.night-glow { background: radial-gradient(closest-side, rgba(74,102,212,.55), transparent); right: -160px; top: -160px; }
.cloud-glow { background: radial-gradient(closest-side, rgba(245,133,73,.40), transparent); right: -120px; bottom: -160px; }

/* small cards */
.bento-card.sm { padding: 24px; }
.bento-card.sm h4 {
  font-family: var(--f-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
  margin: 14px 0 6px;
}
.bento-card.sm p { color: var(--ink-mute); font-size: 14px; margin: 0; }

.card-icon {
  display: inline-grid; place-items: center;
  width: 38px; height: 38px;
  border-radius: 10px;
}
.card-icon svg { width: 20px; height: 20px; }
.ic-blue   { background: rgba(74,102,212,.10);  color: var(--c-blue); }
.ic-orange { background: rgba(245,133,73,.12);  color: var(--c-orange); }
.ic-green  { background: rgba(127,178,54,.14);  color: var(--c-green); }
.ic-violet { background: rgba(111,92,255,.12);  color: var(--c-violet); }

/* ═════════════════════ THE LOOP (dark) ═════════════════════ */
.loop {
  background:
    radial-gradient(900px 480px at 80% 10%, rgba(74,102,212,.25), transparent 60%),
    radial-gradient(700px 380px at 20% 90%, rgba(245,133,73,.15), transparent 60%),
    var(--bg-night);
  color: var(--ink-on-night);
  padding: 120px 24px 140px;
  position: relative;
  overflow: hidden;
}
.loop::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 70%);
}

.pipeline {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}
.pl-step { position: relative; padding-top: 64px; }
.pl-step::before {
  content: ""; position: absolute;
  top: 22px; left: 56px; right: -24px; height: 2px;
  background: linear-gradient(to right, var(--c-blue), transparent);
  opacity: .5;
}
.pl-step:last-child::before { display: none; }
.pl-step h3 {
  font-family: var(--f-display);
  font-weight: 700; font-size: 22px;
  margin: 0 0 6px;
  letter-spacing: -.01em;
}
.pl-step p { color: var(--ink-on-night-mute); font-size: 14px; margin: 0; }

.node {
  position: absolute;
  top: 0; left: 0;
  width: 44px; height: 44px;
  display: inline-grid; place-items: center;
  border-radius: 50%;
  background: rgba(74,102,212,.12);
  color: var(--ink-on-night);
  font-family: var(--f-mono);
  font-size: 13px; font-weight: 600;
  border: 1px solid rgba(74,102,212,.4);
  z-index: 1;
}
.node-label { position: relative; z-index: 2; }
.pulse-ring {
  position: absolute; inset: -6px;
  border-radius: 50%;
  border: 1px solid var(--c-blue);
  animation: pulse-ring 2.4s var(--ease) infinite;
}
.pl-step:nth-child(2) .pulse-ring { animation-delay: .3s; }
.pl-step:nth-child(3) .pulse-ring { animation-delay: .6s; border-color: var(--c-orange); }
.pl-step:nth-child(3) .node      { background: rgba(245,133,73,.12); border-color: rgba(245,133,73,.5); }
.pl-step:nth-child(4) .pulse-ring { animation-delay: .9s; border-color: var(--c-green); }
.pl-step:nth-child(4) .node      { background: rgba(127,178,54,.12); border-color: rgba(127,178,54,.5); }
.pl-step:nth-child(5) .pulse-ring { animation-delay: 1.2s; border-color: var(--c-violet); }
.pl-step:nth-child(5) .node      { background: rgba(111,92,255,.12); border-color: rgba(111,92,255,.5); color: var(--c-violet); }
@keyframes pulse-ring {
  0%   { transform: scale(.85); opacity: .8; }
  100% { transform: scale(1.45); opacity: 0; }
}

/* ═════════════════════ MCP ═════════════════════ */
.mcp {
  max-width: 1180px;
  margin: 0 auto;
  padding: 120px 24px 80px;
}
.mcp-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 60px;
  align-items: center;
}
.mcp-copy p {
  font-size: 17px; color: var(--ink-mute); margin: 0 0 28px;
}
.mcp-copy code {
  background: rgba(74,102,212,.10); color: var(--c-blue);
  padding: 1px 6px; border-radius: 5px; font-size: 13px;
}
.mcp-copy s { color: var(--ink-soft); }

.mcp-stats {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px;
  margin-top: 8px;
}
.mcp-stats > div {
  background: #fff;
  border: 1px solid var(--ink-line);
  border-radius: var(--r-md);
  padding: 18px 20px;
  display: flex; flex-direction: column;
  transition: transform .25s var(--ease), border-color .25s;
}
.mcp-stats > div:hover { transform: translateY(-3px); border-color: var(--c-blue); }
.mcp-stats .stat {
  font-family: var(--f-display);
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--ink);
  line-height: 1;
}
.mcp-stats .stat sup { font-size: 18px; color: var(--c-blue); }
.mcp-stats .stat small { font-size: 18px; color: var(--ink-mute); }
.mcp-stats .stat-l {
  margin-top: 8px;
  font-family: var(--f-mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--ink-soft);
}

.terminal {
  position: relative;
  background: #0E1117;
  border: 1px solid #232733;
  border-radius: var(--r-lg);
  padding: 14px 18px 18px;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(74,102,212,.18);
  color: #E6E8EF;
  font-family: var(--f-mono);
  font-size: 13.5px;
  line-height: 1.55;
  overflow: hidden;
}
.terminal::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(800px 360px at 80% 0%, rgba(74,102,212,.18), transparent 60%);
  pointer-events: none;
}
.term-head { display: flex; align-items: center; gap: 6px; margin-bottom: 14px; padding-bottom: 12px; border-bottom: 1px solid #1F232D; }
.td { width: 10px; height: 10px; border-radius: 50%; }
.term-title { margin-left: 8px; font-size: 12px; color: #7A8294; }

.term-body {
  margin: 0; white-space: pre-wrap;
  min-height: 240px;
}
.tok-user { color: #E6E8EF; }
.tok-tool { color: #79C0FF; }
.tok-out  { color: #B8E36A; }
.tok-id   { color: #F58549; }

.cursor-blink {
  display: inline-block; width: 8px; height: 14px;
  background: #E6E8EF;
  vertical-align: -2px;
  margin-left: 2px;
  animation: blink 1s steps(2) infinite;
}
@keyframes blink {
  50% { opacity: 0; }
}

/* ═════════════════════ DEMO ═════════════════════ */
.demo {
  max-width: 1180px;
  margin: 0 auto;
  padding: 80px 24px;
}
.demo-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
  padding: 60px;
  background: linear-gradient(160deg, #0F1220 0%, #1A1F38 100%);
  color: var(--ink-on-night);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.demo-card::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(800px 360px at 0% 0%, rgba(74,102,212,.32), transparent 60%),
    radial-gradient(700px 320px at 100% 100%, rgba(245,133,73,.22), transparent 60%);
  pointer-events: none;
}
.demo-meta { position: relative; z-index: 2; }
.demo-meta h2 { color: var(--ink-on-night); margin-bottom: 16px; font-size: clamp(28px, 3.4vw, 44px); }
.demo-meta p  { color: rgba(240,235,219,.78); font-size: 17px; max-width: 540px; margin-bottom: 24px; }

.demo-steps { display: flex; flex-direction: column; gap: 8px; }
.demo-steps li {
  display: flex; align-items: center; gap: 12px;
  font-size: 14px; color: rgba(240,235,219,.78);
}
.bullet {
  font-family: var(--f-mono);
  font-size: 11px;
  background: rgba(255,255,255,.08);
  padding: 3px 7px;
  border-radius: 5px;
  color: var(--ink-on-night);
}

.play {
  position: relative;
  width: 160px; height: 160px;
  border-radius: 50%;
  background: var(--ink-on-night);
  color: var(--ink);
  display: grid; place-items: center;
  transition: transform .3s var(--ease);
  z-index: 2;
}
.play:hover { transform: scale(1.06); }
.play-ring {
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(240,235,219,.4);
  animation: play-ring 2.6s var(--ease) infinite;
}
.play-ring.r2 { animation-delay: .8s; }
.play-ring.r3 { animation-delay: 1.6s; }
@keyframes play-ring {
  0%   { transform: scale(1);    opacity: .8; }
  100% { transform: scale(1.45); opacity: 0; }
}
.play-tri {
  width: 0; height: 0;
  border-style: solid;
  border-width: 16px 0 16px 26px;
  border-color: transparent transparent transparent var(--ink);
  margin-left: 6px;
}
.play-label {
  position: absolute;
  bottom: -28px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink-on-night-mute);
  text-transform: uppercase;
}

/* ═════════════════════ FOOTER CTA ═════════════════════ */
.footer-cta {
  max-width: 1180px;
  margin: 0 auto;
  padding: 60px 24px 80px;
}
.cta-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
  padding: 48px;
  background: linear-gradient(135deg, #FFFFFF, #F8F4EC);
  border: 1px solid var(--ink-line);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-md);
}
.cta-card h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(24px, 2.6vw, 34px);
  letter-spacing: -.02em;
  margin: 12px 0 12px;
}
.muted { color: var(--ink-mute); max-width: 520px; margin: 0; }

.page-foot {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
  padding-top: 48px;
  margin-top: 48px;
  border-top: 1px solid var(--ink-line);
}
.foot-brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; }
.foot-meta { display: inline-flex; align-items: center; gap: 12px; color: var(--ink-mute); font-size: 14px; }
.foot-meta a:hover { color: var(--ink); }
.foot-note { width: 100%; margin: 0; font-family: var(--f-mono); font-size: 12px; color: var(--ink-soft); }

/* ═════════════════════ reveal (data-reveal) ═════════════════════ */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
  will-change: opacity, transform;
}
[data-reveal].is-visible {
  opacity: 1; transform: none;
}

/* ═════════════════════ responsive ═════════════════════ */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
  .bento-card.big { grid-column: span 2; min-height: 0; }
  .pipeline { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .pl-step::before { display: none; }
  .mcp-grid { grid-template-columns: 1fr; }
  .demo-card { grid-template-columns: 1fr; padding: 40px; text-align: center; }
  .demo-meta p { margin-inline: auto; }
  .demo-steps { margin-inline: auto; max-width: 360px; }
  .play { margin: 16px auto 36px; }
  .topnav { display: none; }
}

@media (max-width: 640px) {
  .topbar { padding: 8px 8px 8px 12px; }
  .hero { padding: 40px 20px 40px; }
  .hero-title { font-size: clamp(40px, 11vw, 56px); }
  .bento-grid { grid-template-columns: 1fr; }
  .bento-card.big { grid-column: span 1; padding: 28px; }
  .b-title { font-size: 24px; }
  .big-num .num { font-size: 48px; }
  .mcp-stats { grid-template-columns: 1fr; }
  .cta-card { grid-template-columns: 1fr; padding: 32px; text-align: left; }
  .pipeline { grid-template-columns: 1fr; }
  .marquee-track { font-size: 18px; }
}

/* ═════════════════════ extras: pipeline-strip, bills, observability ═════════════════════ */
.chip-mark {
  position: relative;
  display: inline-grid;
  width: 16px; height: 16px;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 2px;
}
.kbd-inline {
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.22);
  padding: 1px 7px;
  border-radius: 6px;
  font-family: var(--f-mono);
  font-size: 11px;
  margin-left: 6px;
}
.mono-label {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--ink-soft);
}
.panel-url {
  margin: 0 0 18px;
  font-family: var(--f-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  display: inline-flex; align-items: center; gap: 6px;
}
.panel-url svg { width: 13px; height: 13px; color: var(--ink-mute); }

/* pipeline strip — matches ZopDay reference */
.pipeline-strip {
  margin: 60px 0 0;
  padding: 32px 36px 28px;
  background: rgba(255,255,255,.7);
  border: 1px solid var(--ink-line);
  border-radius: var(--r-xl);
  backdrop-filter: blur(8px);
  position: relative;
  overflow: hidden;
}
.strip-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 28px;
  font-size: 13px;
}
.strip-status { display: inline-flex; align-items: center; gap: 8px; color: var(--ink-mute); font-family: var(--f-mono); }

.pipeline-flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
}
.pipeline-flow::before {
  content: ""; position: absolute;
  top: 18px; left: 36px; right: 36px;
  height: 1px;
  background: linear-gradient(to right,
    var(--c-blue), var(--c-orange), var(--c-green), var(--c-blue), transparent);
  opacity: .35;
}
.pipeline-flow li {
  display: flex; flex-direction: column; gap: 10px;
  position: relative;
}
.node-flow {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: #fff;
  border: 1.5px solid var(--ink-line);
  display: inline-grid; place-items: center;
  color: var(--c-blue);
  z-index: 1;
  box-shadow: 0 4px 12px -2px rgba(10,12,20,.08);
}
.node-flow svg { width: 18px; height: 18px; }
.pipeline-flow li:nth-child(2) .node-flow { color: var(--c-orange); }
.pipeline-flow li:nth-child(3) .node-flow { color: var(--c-green); }
.pipeline-flow li:nth-child(4) .node-flow { color: var(--c-violet); }
.pipeline-flow li:nth-child(5) .node-flow { color: var(--c-teal); }

.pipeline-flow h4 {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 16px;
  margin: 4px 0 2px;
  letter-spacing: -.01em;
}
.pipeline-flow p { color: var(--ink-mute); font-size: 13px; margin: 0; line-height: 1.45; }

/* bills section */
.bills {
  max-width: 1180px; margin: 0 auto;
  padding: 100px 24px 60px;
}
.bills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.bill-card {
  position: relative;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--ink-line);
  border-radius: var(--r-lg);
  display: flex; flex-direction: column; gap: 14px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
  box-shadow: var(--shadow-sm);
}
.bill-card::before {
  content: ""; position: absolute; top: 0; left: 24px; right: 24px; height: 3px;
  background: var(--grad-warm);
  border-radius: 0 0 999px 999px;
}
.bill-card:nth-child(2)::before { background: var(--grad-cool); }
.bill-card:nth-child(3)::before { background: var(--grad-lime); }
.bill-card:nth-child(4)::before { background: var(--grad-hero); }
.bill-card:hover { transform: translateY(-4px) rotate(-.4deg); box-shadow: var(--shadow-lg); border-color: rgba(10,12,20,.16); }
.bill-card:nth-child(even):hover { transform: translateY(-4px) rotate(.4deg); }
.bill-head {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--ink-soft);
}
.bill-src { color: var(--ink-mute); font-weight: 600; }
.bill-quote {
  font-family: var(--f-display);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.3;
  margin: 0;
  color: var(--ink);
}
.bill-quote i { color: var(--ink-mute); font-style: italic; font-weight: 400; }
.bill-amt {
  background: var(--grad-warm);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
  font-size: 26px;
  letter-spacing: -.02em;
}
.bill-card:nth-child(2) .bill-amt { background: var(--grad-cool); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.bill-card:nth-child(3) .bill-amt { background: var(--grad-lime); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.bill-card:nth-child(4) .bill-amt { background: var(--grad-hero); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.bill-cause {
  margin: 0;
  font-size: 13px;
  color: var(--ink-mute);
  border-top: 1px solid var(--ink-line-2);
  padding-top: 12px;
}

/* observability split — light/dark mixed */
.observability {
  background:
    radial-gradient(800px 400px at 80% 20%, rgba(245,133,73,.18), transparent 60%),
    radial-gradient(700px 380px at 10% 80%, rgba(74,102,212,.22), transparent 60%),
    var(--bg-night);
  color: var(--ink-on-night);
  padding: 120px 24px;
  position: relative;
  overflow: hidden;
}
.observability::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 70%);
}
.ink-strike {
  position: relative; display: inline-block;
  color: var(--c-red);
}
.ink-strike::after {
  content: ""; position: absolute;
  left: -4%; right: -4%;
  top: 48%; height: 4px;
  background: var(--c-red);
  border-radius: 999px;
  transform: rotate(-7deg);
  transform-origin: left;
  animation: strike .8s var(--ease) .3s both;
}
@keyframes strike { from { transform: rotate(-7deg) scaleX(0); } to { transform: rotate(-7deg) scaleX(1); } }

.obs-grid {
  max-width: 1080px; margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 56px 1fr;
  gap: 24px;
  align-items: stretch;
}
.obs-col {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line-night);
  border-radius: var(--r-xl);
  padding: 30px;
  backdrop-filter: blur(4px);
}
.obs-col.obs-right {
  background: linear-gradient(160deg, rgba(74,102,212,.18), rgba(127,178,54,.10));
  border-color: rgba(74,102,212,.4);
}
.obs-head {
  margin: 0 0 18px;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -.01em;
  color: var(--ink-on-night);
}
.obs-col ul { display: flex; flex-direction: column; gap: 12px; }
.obs-col li {
  display: flex; gap: 12px; align-items: flex-start;
  color: rgba(240,235,219,.82);
  font-size: 15px;
  line-height: 1.5;
}
.obs-col code, .obs-col b { color: #fff; }
.obs-col i { color: rgba(240,235,219,.6); font-style: italic; }
.x, .ok {
  display: inline-grid; place-items: center;
  width: 22px; height: 22px;
  border-radius: 6px;
  font-size: 13px; font-weight: 700;
  flex: none; margin-top: 1px;
}
.x  { background: rgba(229,72,77,.22); color: #FF8186; }
.ok { background: rgba(127,178,54,.22); color: #B8E36A; }
.obs-arrow {
  align-self: center;
  display: grid; place-items: center;
  font-family: var(--f-display);
  font-size: 38px;
  color: var(--c-blue);
  animation: arrow-shift 2.4s var(--ease) infinite;
}
@keyframes arrow-shift {
  0%, 100% { transform: translateX(-4px); }
  50%      { transform: translateX(4px); }
}

/* loop section quote */
.loop-quote {
  max-width: 880px; margin: 70px auto 0;
  font-family: var(--f-display);
  font-weight: 500;
  font-size: clamp(20px, 2.2vw, 28px);
  text-align: center;
  color: var(--ink-on-night);
  line-height: 1.35;
  letter-spacing: -.015em;
}
.loop-quote em { color: var(--c-orange); font-style: normal; font-weight: 700; }

/* responsive extras */
@media (max-width: 1024px) {
  .pipeline-flow { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .pipeline-flow::before { display: none; }
  .bills-grid { grid-template-columns: repeat(2, 1fr); }
  .obs-grid { grid-template-columns: 1fr; }
  .obs-arrow { transform: rotate(90deg); justify-self: center; }
}
@media (max-width: 640px) {
  .pipeline-strip { padding: 24px; }
  .pipeline-flow { grid-template-columns: 1fr; }
  .bills-grid { grid-template-columns: 1fr; }
  .obs-col { padding: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .panel.float { animation: none; }
}