/* Baselayer Websites. Layout idea: chalk paper, graphite type, one ultramarine accent, a browser-framed demo as the hero. */
:root {
  color-scheme: light;
  --ink: #14171a;
  --paper: #f4f5f3;
  --paper-2: #e9ebe7;
  --blue: #2b45ff;
  --blue-deep: #1b2fc2;
  --line: #d3d7d2;
  --mute: #52575c;
  --display: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  --body: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  interpolate-size: allow-keywords;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--body); font-size: 1.0625rem; line-height: 1.6; overflow-x: clip; -webkit-font-smoothing: antialiased; }
h1, h2, h3 { font-family: var(--display); margin: 0; line-height: 1.02; letter-spacing: -0.025em; text-wrap: balance; }
h1 { font-weight: 700; font-size: clamp(2.7rem, 7vw, 5.2rem); }
h2 { font-weight: 700; font-size: clamp(2rem, 4.5vw, 3.2rem); }
h3 { font-weight: 600; font-size: 1.4rem; letter-spacing: -0.015em; }
p { margin: 0; max-width: 62ch; text-wrap: pretty; }
a { color: inherit; }
::selection { background: var(--blue); color: #fff; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
.wrap { max-width: 1160px; margin-inline: auto; padding-inline: 1.25rem; }

.nav { position: sticky; top: 0; z-index: 20; background: color-mix(in oklab, var(--paper) 88%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 0.9rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--display); font-weight: 700; font-size: 1.2rem; letter-spacing: -0.02em; text-decoration: none; }
.mark { width: 1.6rem; height: 1.6rem; display: block; }
.nav ul { display: none; list-style: none; margin: 0; padding: 0; gap: 1.75rem; font-weight: 500; }
.nav ul a { text-decoration: none; color: var(--mute); transition: color 0.15s; }
.nav ul a:hover { color: var(--ink); }

.btn { display: inline-flex; align-items: center; gap: 0.55rem; min-height: 3rem; padding: 0.6rem 1.4rem; font: inherit; font-weight: 600; text-decoration: none; border: 1.5px solid var(--ink); border-radius: 999px; background: transparent; color: var(--ink); cursor: pointer; transition: transform 0.2s var(--ease), background 0.2s, color 0.2s, border-color 0.2s; }
.btn svg { width: 1.05em; height: 1.05em; transition: transform 0.25s var(--ease); }
.btn:hover { transform: translateY(-2px); }
.btn:hover svg { transform: translateX(3px); }
.btn:active { transform: translateY(1px); }
.btn--blue { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn--blue:hover { background: var(--blue-deep); border-color: var(--blue-deep); }
.btn--sm { min-height: 2.5rem; padding: 0.35rem 1.1rem; font-size: 0.95rem; }

.hero { display: grid; gap: 3rem; padding-block: 4rem 5rem; }
.hero__lead { margin-top: 1.5rem; font-size: 1.3rem; max-width: 34ch; color: var(--mute); }
.hero__lead b { color: var(--ink); font-weight: 600; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }
.hero h1, .hero__lead, .actions { animation: up 0.9s var(--ease) backwards; }
.hero__lead { animation-delay: 0.1s; }
.actions { animation-delay: 0.2s; }
@keyframes up { from { transform: translateY(22px); } }

.frame { background: var(--ink); border-radius: 14px; box-shadow: 0 40px 80px -30px rgba(20,23,26,0.45), 0 0 0 1px rgba(20,23,26,0.08); overflow: hidden; transform: perspective(1400px) rotateY(-5deg) rotateX(2deg); transition: transform 0.6s var(--ease); animation: up 1.1s var(--ease) 0.15s backwards; }
.frame:hover { transform: perspective(1400px) rotateY(0) rotateX(0); }
.frame__bar { display: flex; align-items: center; gap: 0.4rem; padding: 0.6rem 0.8rem; background: #23272c; }
.frame__bar i { width: 0.65rem; height: 0.65rem; border-radius: 50%; background: #444a51; display: block; }
.frame__url { margin-left: 0.6rem; flex: 1; min-width: 0; padding: 0.2rem 0.8rem; border-radius: 6px; background: #14171a; color: #9aa3ab; font-size: 0.78rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.frame__view { position: relative; aspect-ratio: 1280 / 800; overflow: hidden; background: #14171a; }
.frame__view iframe { position: absolute; left: 0; top: 0; width: 1280px; height: 800px; border: 0; transform-origin: 0 0; pointer-events: none; }
.caption { margin-top: 1rem; font-size: 0.9rem; color: var(--mute); }
.caption a { color: var(--blue-deep); font-weight: 600; }

.block { padding-block: 5rem; }
.block--ink { background: var(--ink); color: var(--paper); }
.block--paper2 { background: var(--paper-2); }
.block h2 { margin-bottom: 2.5rem; max-width: 20ch; }
.sub { color: var(--mute); max-width: 56ch; margin: -1.25rem 0 2.5rem; font-size: 1.15rem; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 2rem; counter-reset: s; }
.steps li { counter-increment: s; border-top: 1.5px solid var(--ink); padding-top: 1.1rem; }
.steps li::before { content: counter(s); display: block; font-family: var(--display); font-weight: 700; font-size: 3.2rem; line-height: 1; color: var(--blue); margin-bottom: 0.6rem; }
.steps h3 { margin-bottom: 0.4rem; }
.steps p { color: var(--mute); }

.incl { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border-top: 1.5px solid var(--ink); }
.incl li { display: grid; gap: 0.2rem 2rem; padding: 1.25rem 0; border-bottom: 1px solid var(--line); }
.incl p { color: var(--mute); }

.price { display: grid; gap: 2rem; }
.card { background: var(--paper); color: var(--ink); border-radius: 18px; padding: 2rem; display: grid; gap: 0.5rem; align-content: start; }
.card--blue { background: var(--blue); color: #fff; }
.card .amount { font-family: var(--display); font-weight: 700; font-size: clamp(3rem, 8vw, 4.6rem); line-height: 1; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.card .amount small { font-size: 1.1rem; font-weight: 500; letter-spacing: 0; opacity: 0.8; }
.card ul { margin: 0.75rem 0 0; padding: 0; list-style: none; display: grid; gap: 0.5rem; }
.card li { display: flex; gap: 0.6rem; align-items: baseline; }
.card li::before { content: ""; width: 0.55rem; height: 0.55rem; border-radius: 50%; background: currentColor; opacity: 0.5; flex: none; transform: translateY(-0.05rem); }
.fine { margin-top: 1.5rem; color: #a9afb5; font-size: 0.95rem; }

details { border-top: 1.5px solid var(--ink); }
details:last-of-type { border-bottom: 1.5px solid var(--ink); }
details::details-content { block-size: 0; overflow: clip; transition: block-size 0.35s var(--ease), content-visibility 0.35s allow-discrete; }
details[open]::details-content { block-size: auto; }
summary { font-family: var(--display); font-weight: 600; font-size: 1.35rem; letter-spacing: -0.015em; padding: 1.2rem 2.5rem 1.2rem 0; cursor: pointer; list-style: none; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0.2rem; top: 0.9rem; font-size: 1.8rem; font-weight: 400; transition: transform 0.3s var(--ease); }
details[open] summary::after { transform: rotate(45deg); }
details p { padding-bottom: 1.3rem; color: var(--mute); }

.contact { display: grid; gap: 2rem; }
.mail { font-family: var(--display); font-weight: 700; font-size: clamp(1.8rem, 6vw, 3.4rem); letter-spacing: -0.03em; text-decoration: none; border-bottom: 3px solid var(--blue); line-height: 1.15; word-break: break-word; }
.mail:hover { color: var(--blue-deep); }

footer { background: var(--ink); color: #c5cbd0; padding-block: 3rem; }
footer .wrap { display: grid; gap: 1.5rem 3rem; }
footer .brand { color: #fff; margin-bottom: 0.6rem; }
footer a { color: #fff; }

.doc { padding-block: 4rem 6rem; }
.doc h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); margin-bottom: 1.5rem; }
.doc h2 { font-size: 1.6rem; margin: 2.5rem 0 0.75rem; max-width: none; }
.doc p, .doc li { max-width: 68ch; margin-bottom: 0.9rem; }
.doc ul { padding-left: 1.2rem; }
.doc .updated { color: var(--mute); font-size: 0.95rem; }

@media (min-width: 800px) {
  .nav ul { display: flex; }
  .steps { grid-template-columns: repeat(3, 1fr); gap: 2.5rem; }
  .incl li { grid-template-columns: 1fr 1.3fr; align-items: baseline; }
  .price { grid-template-columns: 1fr 1fr; }
  footer .wrap { grid-template-columns: 1.4fr 1fr 1fr; }
  .contact { grid-template-columns: 1fr 1fr; align-items: end; }
}
@media (min-width: 980px) {
  .hero { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); align-items: center; gap: 4rem; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } .frame { transform: none; } }