:root {
  --paper: #f5f3ee;
  --paper-2: #ecE9e1;
  --ink: #121212;
  --ink-2: #3d3d3a;
  --muted: #74726b;
  --line: #d9d5ca;
  --forest: #163a2e;
  --forest-2: #1f4a3b;
  --lime: #d6f25c;
  --max: 1240px;
  --sans: "Inter Tight", "Inter", system-ui, -apple-system, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 17px; line-height: 1.55;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0; font-weight: 500; letter-spacing: -0.035em; line-height: 1.02; }
.serif { font-family: var(--serif); font-weight: 400; font-style: italic; letter-spacing: -0.01em; }
::selection { background: var(--lime); color: var(--ink); }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 32px; }
.label {
  font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted);
  display: inline-flex; align-items: center; gap: 10px;
}
.label::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; opacity: .8; }
.muted { color: var(--muted); }

/* ---------- Header ---------- */
.hdr { position: sticky; top: 0; z-index: 40; background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: saturate(1.4) blur(12px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.hdr.scrolled { border-bottom-color: var(--line); }
.hdr .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.mark { display: inline-flex; align-items: baseline; gap: 6px; text-decoration: none; font-weight: 600; font-size: 19px; letter-spacing: -0.03em; }
.mark i { font-family: var(--serif); font-weight: 400; font-size: 21px; color: var(--muted); }
.mark .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--forest); display: inline-block; transform: translateY(-1px); margin-right: 2px; }
.nav { display: flex; align-items: center; gap: 6px; }
.nav a { text-decoration: none; font-size: 15px; padding: 8px 14px; border-radius: 999px; color: var(--ink-2); transition: background .15s; }
.nav a:hover { background: var(--paper-2); }
.nav a.on { color: var(--ink); background: var(--paper-2); }
.btn {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none; cursor: pointer;
  font: 500 15px/1 var(--sans); padding: 14px 20px; border-radius: 999px; border: 1px solid var(--ink);
  background: var(--ink); color: var(--paper); transition: transform .15s, background .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn .arr { transition: transform .2s; }
.btn:hover .arr { transform: translateX(3px); }
.btn.line { background: transparent; color: var(--ink); }
.btn.line:hover { background: var(--ink); color: var(--paper); }
.btn.lime { background: var(--lime); color: var(--ink); border-color: var(--lime); }
.nav .btn { padding: 11px 18px; margin-left: 10px; color: var(--paper); }
.nav .btn:hover { background: var(--forest); border-color: var(--forest); }
.burger { display: none; background: none; border: 0; width: 40px; height: 40px; cursor: pointer; padding: 0; }
.burger span { display: block; height: 1.5px; background: var(--ink); margin: 6px 8px; transition: .2s; }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.25fr .9fr; gap: 64px; align-items: end; }
.hero h1 { font-size: clamp(48px, 7.4vw, 108px); margin: 22px 0 28px; }
.hero h1 .serif { font-size: 1.06em; }
.hero .sub { font-size: 20px; color: var(--ink-2); max-width: 520px; margin-bottom: 34px; }
.hero .ctas { display: flex; gap: 12px; flex-wrap: wrap; }

.plan {
  background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 22px;
  box-shadow: 0 1px 0 rgba(0,0,0,.03), 0 30px 60px -40px rgba(22,58,46,.45);
  transform: rotate(1.2deg);
}
.plan-top { display: flex; justify-content: space-between; align-items: center; padding-bottom: 14px; border-bottom: 1px dashed var(--line); margin-bottom: 8px; }
.plan-top b { font-weight: 600; font-size: 15px; }
.chip { font: 500 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; padding: 6px 8px; border-radius: 6px; background: var(--lime); }
.chip.ghost { background: var(--paper-2); color: var(--ink-2); }
.plan ol { list-style: none; margin: 0; padding: 0; }
.plan li { display: grid; grid-template-columns: 54px 1fr auto; gap: 10px; align-items: center; padding: 13px 0; border-bottom: 1px solid #efece5; font-size: 15px; }
.plan li:last-child { border-bottom: 0; }
.plan li .wk { font: 12px var(--mono); color: var(--muted); }
.plan li .st { width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid var(--line); }
.plan li.done .st { background: var(--forest); border-color: var(--forest); box-shadow: inset 0 0 0 3px #fff; }
.plan li.now .st { border-color: var(--forest); border-style: dashed; animation: spin 6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.plan-foot { margin-top: 10px; padding: 14px; border-radius: 12px; background: var(--paper); font-size: 13.5px; color: var(--ink-2); display: flex; gap: 10px; align-items: flex-start; }

/* ---------- Marquee ---------- */
.ticker { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-top: 72px; overflow: hidden; white-space: nowrap; }
.ticker .row { display: inline-flex; gap: 0; animation: tick 38s linear infinite; padding: 22px 0; }
.ticker span { font-size: 26px; letter-spacing: -0.02em; padding: 0 28px; color: var(--ink-2); }
.ticker span:nth-child(even) { font-family: var(--serif); font-style: italic; color: var(--muted); padding: 0; }
@keyframes tick { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.sec { padding: 120px 0; }
.sec-head { display: grid; grid-template-columns: 1fr 1.6fr; gap: 48px; margin-bottom: 64px; align-items: start; }
.sec-head h2 { font-size: clamp(38px, 4.8vw, 68px); }
.sec-head p { font-size: 19px; color: var(--ink-2); max-width: 560px; margin: 8px 0 0; }

/* Service rows */
.rows { border-top: 1px solid var(--ink); }
.srv { display: grid; grid-template-columns: 80px 1.1fr 1.4fr 40px; gap: 24px; padding: 32px 0; border-bottom: 1px solid var(--line); text-decoration: none; align-items: start; transition: padding .25s, background .25s; }
.srv .n { font: 13px var(--mono); color: var(--muted); padding-top: 8px; }
.srv h3 { font-size: clamp(26px, 2.6vw, 36px); }
.srv p { color: var(--ink-2); margin: 4px 0 0; }
.srv .go { font-size: 22px; padding-top: 4px; opacity: .3; transition: .25s; }
.srv:hover { background: #fff; padding-left: 20px; padding-right: 20px; }
.srv:hover .go { opacity: 1; transform: translateX(4px) rotate(-45deg); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.tags span { font: 12px var(--mono); padding: 5px 9px; border: 1px solid var(--line); border-radius: 999px; color: var(--ink-2); }

/* Fit columns */
.fit { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.fit > div { padding: 32px 32px 8px 0; }
.fit > div + div { padding-left: 32px; border-left: 1px solid var(--line); }
.fit h3 { font-size: 30px; margin: 18px 0 14px; }
.fit p { color: var(--ink-2); }
.fit ul { list-style: none; padding: 0; margin: 18px 0 0; }
.fit li { padding: 10px 0; border-top: 1px solid var(--line); font-size: 15px; display: flex; gap: 10px; }
.fit li::before { content: "→"; color: var(--forest); }

/* Dark band */
.dark { background: var(--forest); color: #eef1e8; }
.dark .label { color: #a9bdb2; }
.dark .sec-head p { color: #c5d3cb; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: s; }
.step { padding: 28px 28px 0 0; border-top: 1px solid rgba(255,255,255,.22); position: relative; }
.step + .step { padding-left: 28px; }
.step::before { counter-increment: s; content: counter(s, decimal-leading-zero); position: absolute; top: -13px; left: 0; background: var(--forest); padding-right: 12px; font: 13px var(--mono); color: var(--lime); }
.step + .step::before { left: 28px; padding: 0 12px 0 0; }
.step h3 { font-size: 30px; margin-bottom: 14px; }
.step h3 .serif { color: var(--lime); }
.step p { color: #c5d3cb; font-size: 16px; }
.step .dur { font: 12px var(--mono); color: #a9bdb2; display: block; margin-top: 18px; }

/* Engagement cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 30px; display: flex; flex-direction: column; min-height: 340px; transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 24px 50px -36px rgba(0,0,0,.35); }
.card h3 { font-size: 32px; margin: 22px 0 12px; }
.card p { color: var(--ink-2); }
.card ul { list-style: none; padding: 0; margin: auto 0 0; font-size: 15px; }
.card li { padding: 9px 0; border-top: 1px solid #efece5; }
.card.feat { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.card.feat p { color: #c9c6bd; }
.card.feat li { border-top-color: #2b2b2a; }

/* FAQ */
.faq { border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 24px; padding: 26px 0; font-size: 22px; letter-spacing: -0.02em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-weight: 300; font-size: 28px; line-height: .8; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--ink-2); max-width: 760px; padding-bottom: 26px; margin: 0; }

/* CTA */
.cta { padding: 140px 0 120px; text-align: center; }
.cta h2 { font-size: clamp(54px, 9vw, 140px); margin: 24px 0 40px; }
.cta .mail { font-family: var(--serif); font-style: italic; font-size: clamp(22px, 2.4vw, 30px); display: inline-block; margin-top: 28px; text-decoration: none; border-bottom: 1px solid var(--ink); }

/* Page hero */
.phero { padding: 88px 0 72px; border-bottom: 1px solid var(--line); }
.phero h1 { font-size: clamp(46px, 6.6vw, 96px); margin: 22px 0 24px; max-width: 1000px; }
.phero p { font-size: 20px; color: var(--ink-2); max-width: 620px; margin: 0; }

/* Service detail */
.detail { display: grid; grid-template-columns: 1fr 1.5fr; gap: 64px; padding: 80px 0; border-bottom: 1px solid var(--line); }
.detail .side { position: sticky; top: 100px; align-self: start; }
.detail .side .n { font: 13px var(--mono); color: var(--muted); }
.detail h2 { font-size: clamp(34px, 3.8vw, 52px); margin-top: 14px; }
.detail .lead { font-size: 20px; color: var(--ink-2); margin-bottom: 32px; }
.inc { display: grid; grid-template-columns: 1fr 1fr; gap: 0 32px; border-top: 1px solid var(--ink); }
.inc div { padding: 18px 0; border-bottom: 1px solid var(--line); }
.inc b { display: block; font-weight: 600; margin-bottom: 4px; }
.inc span { color: var(--muted); font-size: 15px; }

/* Principles */
.prin { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border-top: 1px solid var(--ink); }
.prin > div { padding: 40px 40px 40px 0; border-bottom: 1px solid var(--line); }
.prin > div:nth-child(even) { padding-left: 40px; padding-right: 0; border-left: 1px solid var(--line); }
.prin h3 { font-size: 34px; margin: 16px 0 14px; }
.prin p { color: var(--ink-2); margin: 0; }

/* Contact */
.contact { display: grid; grid-template-columns: .9fr 1.2fr; gap: 72px; padding: 80px 0 120px; }
.contact .next { border-top: 1px solid var(--ink); margin-top: 36px; }
.contact .next div { display: grid; grid-template-columns: 44px 1fr; padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact .next span { font: 13px var(--mono); color: var(--muted); padding-top: 3px; }
.form { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 36px; display: grid; gap: 22px; }
.form .two { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form label { display: grid; gap: 8px; font-size: 14px; font-weight: 500; }
.form input, .form textarea, .form select {
  font: 16px var(--sans); color: var(--ink); background: transparent; border: 0; border-bottom: 1px solid var(--line);
  padding: 10px 0; border-radius: 0; outline: none; transition: border-color .2s;
}
.form input:focus, .form textarea:focus, .form select:focus { border-bottom-color: var(--ink); }
.form textarea { resize: vertical; min-height: 110px; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pills input { position: absolute; opacity: 0; pointer-events: none; }
.pills label { display: inline-block; font-weight: 400; font-size: 14px; padding: 9px 14px; border: 1px solid var(--line); border-radius: 999px; cursor: pointer; transition: .15s; }
.pills input:checked + label { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.pills input:focus-visible + label { outline: 2px solid var(--forest); outline-offset: 2px; }

/* Legal */
.prose { max-width: 740px; padding: 72px 0 120px; }
.prose h2 { font-size: 26px; margin: 48px 0 12px; }
.prose p { color: var(--ink-2); }

/* Footer */
.ftr { background: var(--ink); color: #b9b6ad; padding: 80px 0 36px; font-size: 15px; }
.ftr .top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 64px; }
.ftr .mark { color: var(--paper); }
.ftr h4 { font: 12px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: #7f7c74; margin-bottom: 16px; }
.ftr ul { list-style: none; margin: 0; padding: 0; }
.ftr li { margin-bottom: 10px; }
.ftr a { text-decoration: none; }
.ftr a:hover { color: var(--paper); }
.ftr .big { font-size: clamp(64px, 15vw, 220px); letter-spacing: -0.06em; line-height: .8; color: #232322; font-weight: 600; margin: 0 0 36px; white-space: nowrap; overflow: hidden; }
.ftr .big i { font-family: var(--serif); font-weight: 400; }
.ftr .bot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; border-top: 1px solid #2b2b2a; padding-top: 24px; font-size: 13px; color: #7f7c74; }

/* Reveal */
.rv { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .rv { opacity: 1; transform: none; transition: none; }
  .ticker .row, .plan li.now .st { animation: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .hero-grid, .sec-head, .detail, .contact { grid-template-columns: 1fr; gap: 40px; }
  .plan { transform: none; max-width: 520px; }
  .detail .side { position: static; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 48px; }
  .step:nth-child(3) { padding-left: 0; }
  .step:nth-child(3)::before { left: 0; }
  .cards, .fit { grid-template-columns: 1fr; }
  .fit > div + div { border-left: 0; padding-left: 0; }
  .fit > div { padding-right: 0; }
  .ftr .top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .sec { padding: 80px 0; }
  .hero { padding-top: 40px; }
  .hero .sub, .phero p { font-size: 18px; }
  .burger { display: block; }
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: stretch; background: var(--paper); border-bottom: 1px solid var(--line); padding: 12px 16px 20px; gap: 2px; }
  .nav.open { display: flex; }
  .nav a { padding: 14px 12px; font-size: 17px; }
  .nav .btn { margin: 10px 0 0; justify-content: center; }
  .srv { grid-template-columns: 1fr; gap: 6px; padding: 26px 0; }
  .srv .go { display: none; }
  .srv:hover { padding-left: 0; padding-right: 0; background: none; }
  .steps { grid-template-columns: 1fr; }
  .step, .step + .step { padding-left: 0; }
  .step + .step::before { left: 0; }
  .inc, .prin, .form .two { grid-template-columns: 1fr; }
  .prin > div, .prin > div:nth-child(even) { padding: 32px 0; border-left: 0; }
  .form { padding: 24px; }
  .ftr .top { grid-template-columns: 1fr; }
  .ticker span { font-size: 20px; }
  .faq summary { font-size: 19px; }
}