:root {
  color-scheme: light;
  --bg-light: #FFFFFF;
  --bg-light-2: #EFF8FE;
  --sky-soft: #D2F1FF;
  --bg-dark: #0A131A;
  --bg-dark-2: #13212D;
  --text-on-light: #0B0B0B;
  --text-on-light-2: #3E4449;
  --text-on-light-3: #5F6469;
  --text-on-dark: #F2F7FA;
  --text-on-dark-2: #B9C6CF;
  --text-on-dark-3: #86949E;
  --line-light: #E1E5EA;
  --line-dark: rgba(255, 255, 255, .13);
  --accent: #67C4F2;
  --accent-deep: #007BAD;
  --accent-ink: #0B0B0B;
  --focus: #007BAD;
  --font-display: 'Space Grotesk', 'Arial', sans-serif;
  --font-body: 'DM Sans', 'Segoe UI', system-ui, sans-serif;
  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
  --ease-out: cubic-bezier(.22, 1, .36, 1);
  --gutter: clamp(16px, 4vw, 48px);
  --radius: 12px;
  --shadow-2: 0 2px 4px rgba(0, 60, 90, .05), 0 20px 44px -14px rgba(0, 60, 90, .18), 0 50px 90px -40px rgba(0, 60, 90, .28);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; overflow-x: clip; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body {
  margin: 0;
  background: var(--bg-light);
  color: var(--text-on-light);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; }
::selection { background: var(--accent); color: var(--accent-ink); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 4px; }
p { margin: 0; }
h1, h2, h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.02;
  text-wrap: balance;
}
h3 { font-size: 1.3rem; letter-spacing: -0.02em; line-height: 1.2; }
.wrap { max-width: 1280px; margin-inline: auto; padding-inline: var(--gutter); }

.section-label {
  display: inline-block;
  font: 600 .72rem/1.3 var(--font-body);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent-deep);
}
.section-label.dark { color: var(--text-on-light-3); }
.sec-night .section-label, .cta .section-label { color: var(--accent); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 26px;
  border: 0;
  border-radius: 999px;
  font: 600 1rem/1.2 var(--font-body);
  text-decoration: none;
  cursor: pointer;
  transition: transform .3s var(--ease-spring), box-shadow .3s var(--ease-out), background-color .2s;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .45) inset, 0 10px 24px -10px rgba(0, 123, 173, .55), 0 2px 4px rgba(0, 70, 100, .12);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 1px 0 rgba(255, 255, 255, .45) inset, 0 18px 36px -12px rgba(0, 123, 173, .6), 0 2px 4px rgba(0, 70, 100, .12); }
.btn-primary:active { transform: translateY(0) scale(.97); }
.btn .arrow { transition: transform .3s var(--ease-spring); }
.btn:hover .arrow { transform: translateX(4px); }
.btn-sm { padding: 11px 18px; font-size: .92rem; }

/* ---------- loader ---------- */
#loader {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--bg-light);
  color: var(--text-on-light);
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 22px;
  transition: opacity .7s var(--ease-out), visibility .7s;
}
.loaded #loader { opacity: 0; visibility: hidden; }
.loader-brand { font: 700 clamp(3rem, 9vw, 6rem)/1 var(--font-display); letter-spacing: -0.05em; }
.loader-brand span { color: var(--accent); }
.loader-track { width: min(260px, 60vw); height: 2px; background: var(--line-light); overflow: hidden; border-radius: 2px; }
#loader-bar { height: 100%; width: 100%; background: var(--accent); transform-origin: left; transform: scaleX(0); transition: transform .4s var(--ease-out); }
#loader-percent { font: 500 .8rem/1 var(--font-body); color: var(--text-on-light-3); letter-spacing: .1em; font-variant-numeric: tabular-nums; }

/* ---------- header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 80;
  color: var(--text-on-light);
  transition: color .4s var(--ease-out);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(255, 255, 255, .88), rgba(255, 255, 255, 0));
  transition: opacity .4s;
  pointer-events: none;
}
.site-header.is-dark { color: var(--text-on-dark); }
.site-header.is-dark::before { opacity: 0; }
.nav { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 16px; }
.brand {
  font: 700 1.5rem/1 var(--font-display);
  letter-spacing: -0.045em;
  text-decoration: none;
}
.brand .dot { color: var(--accent); }
.nav-links { display: flex; gap: 30px; list-style: none; margin: 0; padding: 0; font-size: .95rem; font-weight: 500; }
.nav-links a { text-decoration: none; opacity: .72; padding-block: 6px; border-bottom: 2px solid transparent; transition: opacity .2s, border-color .2s; }
.nav-links a:hover { opacity: 1; border-color: var(--accent); }
.nav-links a:active { opacity: .6; }
.btn .short { display: none; }

/* ---------- canvas, overlay, marquee ---------- */
.canvas-wrap {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(60% 55% at 62% 42%, #FFFFFF, transparent 70%),
    radial-gradient(90% 80% at 50% 100%, #CFEFFF, #EAF6FD 60%, #F6FBFE);
}
.js .canvas-wrap { clip-path: circle(0% at 50% 55%); }
#canvas { display: block; width: 100%; height: 100%; }
#dark-overlay {
  position: fixed;
  inset: 0;
  z-index: 1;
  background: var(--bg-dark);
  opacity: 0;
  pointer-events: none;
}
.marquee-wrap {
  position: fixed;
  left: 0;
  bottom: 5vh;
  z-index: 1;
  width: 100%;
  overflow: hidden;
  pointer-events: none;
  opacity: 0;
}
.marquee-text {
  white-space: nowrap;
  font: 700 13vw/1 var(--font-display);
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(0, 123, 173, .16);
  will-change: transform;
}

/* ---------- scroll story ---------- */
#scroll-container {
  position: relative;
  z-index: 2;
  height: 900vh;
  overflow-x: clip;
}
.hero-standalone {
  position: relative;
  height: 100vh;
  min-height: 640px;
  background: var(--bg-light);
  overflow: hidden;
  isolation: isolate;
}
.hero-standalone::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(40% 50% at 86% 74%, rgba(103, 196, 242, .32), transparent 70%),
    radial-gradient(45% 50% at 66% 8%, rgba(210, 241, 255, .9), transparent 70%),
    radial-gradient(circle at 1px 1px, rgba(11, 11, 11, .08) 1px, transparent 1.5px) 0 0 / 26px 26px;
}
.hero-inner {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 72px;
}
.hero-label { color: var(--text-on-light-3); margin-bottom: 2vh; }
.hero-heading {
  font-size: clamp(3.6rem, 12.5vw, 12rem);
  line-height: .98;
  letter-spacing: -0.06em;
}
.hero-heading .line { display: block; overflow: hidden; padding-bottom: .1em; margin-bottom: -.1em; }
.hero-heading .word { display: inline-block; will-change: transform; }
.hero-heading .hl { color: var(--accent); }
.hero-heading .hl .dot { color: var(--text-on-light); }
.hero-side {
  position: absolute;
  right: var(--gutter);
  bottom: 12vh;
  width: min(400px, 34vw);
  display: grid;
  gap: 24px;
}
.hero-tagline { font-size: 1.1rem; color: var(--text-on-light-2); }
.scroll-hint {
  position: absolute;
  left: var(--gutter);
  bottom: 4vh;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font: 600 .72rem/1 var(--font-body);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text-on-light-3);
  text-decoration: none;
}
.scroll-hint:hover { color: var(--text-on-light); }
.scroll-arrow { display: inline-block; animation: nudge 1.8s var(--ease-out) infinite; }
@keyframes nudge { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(6px); } }

.scroll-section {
  position: absolute;
  left: 0;
  width: 100%;
  transform: translateY(-50%);
  color: var(--text-on-light);
}
.align-left { padding-left: 6vw; padding-right: 56vw; }
.align-right { padding-left: 58vw; padding-right: 5vw; }
.section-inner { max-width: 40vw; display: grid; gap: 22px; justify-items: start; }
.section-heading {
  font-size: clamp(2.6rem, 4.6vw, 4.6rem);
  line-height: 1.02;
  text-shadow: 0 2px 30px rgba(255, 255, 255, .8);
}
.section-body { font-size: 1.12rem; color: var(--text-on-light-2); max-width: 44ch; text-shadow: 0 1px 16px rgba(255, 255, 255, .9); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips span {
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--sky-soft);
  font-weight: 600;
  font-size: .95rem;
}
.chips span:last-child { background: var(--text-on-light); color: #fff; }

.section-stats { padding-inline: var(--gutter); color: var(--text-on-dark); }
.stats-grid {
  max-width: 1180px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 32px;
}
.stat { display: grid; gap: 6px; justify-items: center; text-align: center; }
.stat-number {
  font: 700 clamp(4rem, 8vw, 7.5rem)/1 var(--font-display);
  letter-spacing: -0.05em;
  font-variant-numeric: tabular-nums;
}
.stat:nth-child(4) .stat-number { color: var(--accent); }
.stat-suffix { font: 600 1rem/1 var(--font-body); color: var(--accent); letter-spacing: .02em; }
.stat-label { font: 600 .72rem/1.4 var(--font-body); letter-spacing: .16em; text-transform: uppercase; color: var(--text-on-dark-3); }

/* ---------- after story ---------- */
.after { position: relative; z-index: 3; background: var(--bg-light); }
.sec { padding-block: clamp(80px, 11vw, 150px); }
.sec-alt { background: var(--bg-light-2); }
.sec-night { background: var(--bg-dark); color: var(--text-on-dark); }
.sec-head { display: grid; gap: 20px; margin-bottom: clamp(40px, 6vw, 72px); max-width: 900px; }
.big-h { font-size: clamp(2.6rem, 6vw, 5.4rem); }

/* calculator */
.calc {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  border-radius: 24px;
  overflow: hidden;
  background: var(--bg-light-2);
  box-shadow: var(--shadow-2);
}
.calc-in { padding: clamp(24px, 4vw, 48px); display: grid; gap: 24px; }
.field { display: grid; gap: 8px; }
.field label { display: flex; justify-content: space-between; gap: 12px; font-weight: 500; font-size: .96rem; }
.field output { font-weight: 700; font-variant-numeric: tabular-nums; }
.field input[type="range"] { width: 100%; height: 28px; accent-color: var(--accent-deep); cursor: pointer; }
.calc-out {
  position: relative;
  isolation: isolate;
  display: grid;
  gap: 28px;
  align-content: center;
  padding: clamp(24px, 4vw, 48px);
  background: var(--bg-dark);
  color: var(--text-on-dark);
}
.calc-out::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(70% 60% at 100% 0%, rgba(103, 196, 242, .28), transparent 70%), radial-gradient(60% 60% at 0% 100%, rgba(103, 196, 242, .1), transparent 70%);
}
.big { display: grid; gap: 4px; }
.big .l { font: 600 .72rem/1.3 var(--font-body); letter-spacing: .16em; text-transform: uppercase; color: var(--text-on-dark-3); }
.big .n { font: 700 clamp(3rem, 6vw, 5rem)/1 var(--font-display); letter-spacing: -0.045em; font-variant-numeric: tabular-nums; }
.big .n small { font-size: .34em; font-weight: 500; letter-spacing: 0; margin-left: 8px; color: var(--text-on-dark-3); }
.big.accent .n { color: var(--accent); }
.big.sm .n { font-size: clamp(2rem, 3.6vw, 2.8rem); }
.calc-note { font-size: .92rem; color: var(--text-on-dark-2); border-top: 1px solid var(--line-dark); padding-top: 20px; }
.calc-note b { color: #fff; font-weight: 600; }

/* services */
.svc-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-dark); }
.svc {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr) minmax(0, 340px);
  gap: 24px;
  align-items: baseline;
  padding-block: 36px;
  border-bottom: 1px solid var(--line-dark);
  transition: padding .4s var(--ease-out);
}
.svc:hover { padding-left: 12px; }
.svc-n { font: 700 2.4rem/1 var(--font-display); color: transparent; -webkit-text-stroke: 1.5px var(--accent); }
.svc h3 { font-size: clamp(1.6rem, 2.8vw, 2.4rem); }
.svc-tags { font: 500 .88rem/1.6 var(--font-body); color: var(--accent); text-align: right; }

/* process */
.process { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; }
.step { display: grid; gap: 12px; align-content: start; padding-top: 22px; border-top: 2px solid var(--line-light); }
.step:first-child { border-color: var(--accent); }
.step .num { font: 700 3.6rem/1 var(--font-display); letter-spacing: -0.05em; color: transparent; -webkit-text-stroke: 1.5px var(--text-on-light-3); }
.step:first-child .num { color: var(--accent); -webkit-text-stroke: 0; }
.step .meta { font-size: .9rem; color: var(--text-on-light-3); }

/* faq */
.faq-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.faq details { border-top: 1px solid #D5DEE5; }
.faq details:last-child { border-bottom: 1px solid #D5DEE5; }
.faq summary {
  list-style: none;
  cursor: pointer;
  position: relative;
  padding: 24px 48px 24px 0;
  font: 700 1.25rem/1.3 var(--font-display);
  letter-spacing: -0.015em;
  transition: color .2s;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font: 400 1.7rem/1 var(--font-body);
  color: var(--accent-deep);
  transition: transform .35s var(--ease-spring);
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq summary:hover { color: var(--accent-deep); }
.faq summary:active { opacity: .7; }
.faq details p { padding: 0 48px 26px 0; color: var(--text-on-light-2); }

/* cta */
.cta { position: relative; isolation: isolate; overflow: hidden; background: var(--bg-dark); color: var(--text-on-dark); }
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(50% 70% at 90% 10%, rgba(103, 196, 242, .28), transparent 70%),
    radial-gradient(40% 60% at 0% 100%, rgba(103, 196, 242, .1), transparent 70%),
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, .07) 1px, transparent 1.5px) 0 0 / 26px 26px;
}
.cta-inner { padding-block: clamp(90px, 12vw, 160px); display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 80px); align-items: end; }
.cta-inner .section-label { margin-bottom: 20px; }
.cta h2 em { font-style: normal; color: var(--accent); }
.cta-box { display: grid; gap: 18px; }
.cta-box p { color: var(--text-on-dark-2); }
.mail { display: flex; align-items: center; gap: 8px; padding: 6px 6px 6px 20px; border-radius: 999px; background: rgba(255, 255, 255, .06); border: 1px solid var(--line-dark); }
.mail a { flex: 1; font-weight: 500; font-size: 1.05rem; text-decoration: none; overflow-wrap: anywhere; }
.mail a:hover { text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: 4px; }
.cta :focus-visible { outline-color: #fff; }

.footer { padding-block: 64px 28px; background: var(--bg-dark); color: var(--text-on-dark-3); border-top: 1px solid var(--line-dark); font-size: .92rem; }
.foot-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr)); gap: 40px 32px; }
.foot-brand { display: grid; gap: 12px; align-content: start; max-width: 280px; }
.footer .brand { color: var(--text-on-dark); font-size: 1.5rem; }
.foot-col { display: grid; gap: 10px; align-content: start; }
.foot-h { font: 600 .72rem/1.3 var(--font-body); letter-spacing: .16em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; }
.foot-col a { text-decoration: none; color: var(--text-on-dark-2); width: fit-content; transition: color .2s; overflow-wrap: anywhere; }
.foot-col a:hover { color: #fff; }
.foot-base { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; margin-top: 56px; padding-top: 22px; border-top: 1px solid var(--line-dark); font-size: .82rem; }
.footer :focus-visible { outline-color: #fff; }

/* checks / leaks: the same grid as the steps, 3 columns, with a line of text under each heading */
.process.grid3 { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px 32px; }
.step p { margin: 0; color: var(--text-on-light-2); font-size: .98rem; line-height: 1.55; }
.sec-note { margin: clamp(40px, 5vw, 64px) 0 0; max-width: 680px; color: var(--text-on-light-2); font-size: 1.05rem; }
.sec-note b { color: var(--text-on-light); font-weight: 600; }
@media (max-width: 1024px) { .process.grid3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) { .process.grid3 { grid-template-columns: 1fr; } }

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .process { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .foot-brand { grid-column: 1 / -1; }
  .svc { grid-template-columns: 56px minmax(0, 1fr); }
  .svc-tags { grid-column: 2; text-align: left; }
}
@media (max-width: 767px) {
  #scroll-container { height: 620vh; }
  .nav-links { display: none; }
  .hero-inner { justify-content: flex-start; padding-top: 16vh; }
  .hero-heading { font-size: 17vw; }
  .hero-heading .word { white-space: nowrap; }
  .hero-side { position: static; width: auto; margin-top: 5vh; }
  .scroll-section, .align-left, .align-right { padding-inline: var(--gutter); }
  .section-inner {
    max-width: none;
    padding: 24px 22px;
    border-radius: 18px;
    background: rgba(255, 255, 255, .86);
    box-shadow: 0 20px 50px -24px rgba(0, 60, 90, .35);
  }
  .section-heading { font-size: clamp(2rem, 9vw, 2.8rem); }
  .section-body { font-size: 1rem; }
  .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px 16px; }
  .stat-number { font-size: 3.6rem; }
  .calc { grid-template-columns: 1fr; }
  .faq-grid, .cta-inner { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .marquee-text { font-size: 22vw; }
}
@media (max-width: 480px) {
  .btn .long { display: none; }
  .btn .short { display: inline; }
  .process { grid-template-columns: 1fr; }
  .svc { grid-template-columns: 1fr; gap: 12px; }
  .svc-tags { grid-column: 1; }
  .hero-cta .btn { width: 100%; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}