/* ============================================================
   Source Layer — design system
   Palette: warm paper / deep green-black ink / restrained green
   Type: Source Serif 4 (display) + Inter (body/UI)
   ============================================================ */

:root {
  /* Color */
  --paper: #faf9f5;
  --paper-alt: #f1f0e9;
  --ink: #13201a;
  --ink-soft: #47544e;
  --ink-faint: #77827c;
  --line: #e1e0d5;
  --line-soft: #eae9df;
  --white: #ffffff;

  --dark: #0c1613;          /* hero + CTA bands */
  --dark-raise: #142520;    /* raised surfaces on dark */
  --dark-line: #24362f;
  --dark-text: #b9c6bf;

  --green: #14724d;         /* accent on light */
  --green-deep: #0e5a3c;
  --green-band: #0f3d2b;    /* reframe band */
  --mint: #7fd4ab;          /* accent on dark */
  --mint-dim: #4e9f78;

  /* Type */
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Layout */
  --max: 1120px;
  --radius: 14px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  font-size: 1.0625rem; /* 17px */
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 28px; }

/* ---------- Typography ---------- */

h1, h2, h3 { font-family: var(--serif); color: var(--ink); }

h1 {
  font-size: clamp(2.5rem, 5.6vw, 4rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.022em;
}

h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.35rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin-bottom: 0.9rem;
  max-width: 24em;
}

h3 {
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 0.45rem;
}

p { margin-bottom: 1rem; color: var(--ink-soft); }
p:last-child { margin-bottom: 0; }
strong { color: var(--ink); font-weight: 600; }

a { color: var(--green); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--green-deep); }

::selection { background: rgba(20, 114, 77, 0.18); }

.kicker {
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 1.1rem;
  display: flex;
  align-items: center;
  gap: 10px;
}
.kicker::before {
  content: "";
  width: 22px; height: 1px;
  background: currentColor;
  opacity: 0.7;
  flex: none;
}

.lede {
  font-size: clamp(1.1rem, 1.8vw, 1.22rem);
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 42em;
}

.section-head { max-width: 44em; margin-bottom: 2.6rem; }
.section-head p { max-width: 40em; }

/* Focus visibility */
:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: var(--white);
  padding: 10px 18px; z-index: 200; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Header / nav ---------- */

header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250, 249, 245, 0.86);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
header.scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 1px 24px rgba(19, 32, 26, 0.05);
}

.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 28px;
  max-width: var(--max); margin: 0 auto;
  gap: 20px;
}

.logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 650; font-size: 1.14rem;
  text-decoration: none; color: var(--ink);
  letter-spacing: -0.015em;
  font-family: var(--sans);
}
.logo:hover { color: var(--ink); }
.logo-mark { flex: none; display: block; }

.nav-links {
  display: flex; align-items: center; gap: 30px;
  list-style: none;
}
.nav-links a:not(.btn) {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.93rem;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.nav-links a:not(.btn)::after {
  content: "";
  position: absolute; left: 0; bottom: -2px;
  width: 100%; height: 1.5px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s ease;
}
.nav-links a:not(.btn):hover { color: var(--ink); }
.nav-links a:not(.btn):hover::after,
.nav-links a:not(.btn).active::after { transform: scaleX(1); }
.nav-links a.active { color: var(--ink); font-weight: 600; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--green);
  color: var(--white) !important;
  padding: 13px 26px;
  border-radius: 999px;
  text-decoration: none;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.005em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
  box-shadow: 0 1px 2px rgba(12, 22, 19, 0.14);
}
.btn:hover {
  background: var(--green-deep);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(14, 90, 60, 0.22);
}
.btn:active { transform: translateY(0); }

.btn-lg { padding: 16px 34px; font-size: 1.02rem; }

.btn-ghost {
  background: transparent;
  color: var(--ink) !important;
  border-color: var(--line);
  box-shadow: none;
}
.btn-ghost:hover { background: var(--paper-alt); border-color: var(--ink-faint); box-shadow: none; }

/* Buttons on dark surfaces */
.on-dark .btn { background: var(--mint); color: var(--dark) !important; box-shadow: none; }
.on-dark .btn:hover { background: #96e0bd; box-shadow: 0 8px 28px rgba(127, 212, 171, 0.22); }
.on-dark .btn-ghost {
  background: transparent; color: var(--white) !important;
  border-color: var(--dark-line);
}
.on-dark .btn-ghost:hover { background: var(--dark-raise); border-color: var(--mint-dim); }

.btn-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

/* ---------- Mobile nav ---------- */

.menu-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  width: 42px; height: 42px;
  color: var(--ink);
  align-items: center; justify-content: center;
  border-radius: 8px;
}
.menu-toggle:hover { background: var(--paper-alt); }

@media (max-width: 880px) {
  .menu-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 48px rgba(19, 32, 26, 0.10);
    flex-direction: column; align-items: stretch;
    padding: 10px 28px 24px; gap: 2px;
  }
  .nav-links.open { display: flex; }
  .nav-links li { border-bottom: 1px solid var(--line-soft); }
  .nav-links li:last-child { border-bottom: none; padding-top: 14px; }
  .nav-links a:not(.btn) { display: block; padding: 13px 0; font-size: 1rem; }
  .nav-links a:not(.btn)::after { display: none; }
  .nav-links .btn { width: 100%; }
}

/* ---------- Sections ---------- */

section { padding: 104px 0; }
section.alt { background: var(--paper-alt); }
section.tight { padding: 84px 0; }

/* ---------- Hero (dark) ---------- */

.hero {
  background:
    radial-gradient(1100px 520px at 78% 18%, rgba(127, 212, 171, 0.09), transparent 62%),
    radial-gradient(700px 500px at 12% 95%, rgba(20, 114, 77, 0.12), transparent 60%),
    var(--dark);
  color: var(--dark-text);
  padding: 118px 0 122px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(127, 212, 171, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127, 212, 171, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(900px 600px at 70% 30%, black 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(900px 600px at 70% 30%, black 0%, transparent 75%);
  pointer-events: none;
}
.hero .wrap { position: relative; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr); gap: 56px; align-items: center; }
.hero h1 { color: var(--white); margin-bottom: 1.4rem; }
.hero h1 em { font-style: italic; color: var(--mint); }
.hero .kicker { color: var(--mint); }
.hero .lede { color: var(--dark-text); margin-bottom: 2.2rem; }
.hero-note { font-size: 0.9rem; color: var(--ink-faint); margin-top: 1.2rem; color: #8a988f; }
.hero-note strong { color: #cfdad2; font-weight: 600; }

.hero-art { position: relative; }
.hero-art svg { width: 100%; height: auto; display: block; }
@media (max-width: 960px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-art { display: none; }
  .hero { padding: 88px 0 92px; }
}

/* ---------- Page hero (interior, dark compact) ---------- */

.page-hero {
  background:
    radial-gradient(900px 420px at 80% 0%, rgba(127, 212, 171, 0.08), transparent 60%),
    var(--dark);
  color: var(--dark-text);
  padding: 84px 0 78px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(127, 212, 171, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127, 212, 171, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(700px 420px at 75% 20%, black 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(700px 420px at 75% 20%, black 0%, transparent 75%);
  pointer-events: none;
}
.page-hero .wrap { position: relative; }
.page-hero h1 {
  color: var(--white);
  font-size: clamp(2.1rem, 4.4vw, 3.1rem);
  margin-bottom: 1.1rem;
}
.page-hero .kicker { color: var(--mint); }
.page-hero .lede { color: var(--dark-text); }

/* ---------- Grids & cards ---------- */

.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 880px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 30px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: #cfd3c4;
  box-shadow: 0 18px 44px rgba(19, 32, 26, 0.08);
}
.card p { font-size: 0.99rem; }
.card .kicker { margin-bottom: 0.8rem; }

.card-icon {
  width: 44px; height: 44px;
  border-radius: 11px;
  background: rgba(20, 114, 77, 0.09);
  color: var(--green);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.card-icon svg { display: block; }

/* ---------- Pain list ---------- */

.pain-list {
  list-style: none;
  display: grid; gap: 14px;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 0.4rem;
}
@media (max-width: 880px) { .pain-list { grid-template-columns: 1fr; } }
.pain-list li {
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
  border-radius: 10px;
  padding: 18px 22px;
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.55;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.pain-list li:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(19, 32, 26, 0.06); }

.pain-closer {
  margin-top: 2.2rem;
  max-width: 46em;
  font-size: 1.05rem;
}

/* ---------- Reframe band ---------- */

.reframe {
  background:
    radial-gradient(800px 400px at 20% 10%, rgba(127, 212, 171, 0.10), transparent 60%),
    var(--green-band);
  padding: 96px 0;
}
.reframe .quote {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3.6vw, 2.5rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--white);
  max-width: 21em;
  margin-bottom: 1.4rem;
}
.reframe .quote em { font-style: italic; color: var(--mint); }
.reframe p { color: #b6d2c3; max-width: 44em; font-size: 1.05rem; }
.reframe .kicker { color: var(--mint); }

/* ---------- Process steps ---------- */

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; counter-reset: step; }
@media (max-width: 880px) { .steps { grid-template-columns: 1fr; } }
.step {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 30px 30px;
  overflow: hidden;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}
.step:hover { transform: translateY(-3px); box-shadow: 0 18px 44px rgba(19, 32, 26, 0.08); }
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute; top: 12px; right: 20px;
  font-family: var(--serif);
  font-size: 4.4rem;
  font-weight: 600;
  line-height: 1;
  color: rgba(20, 114, 77, 0.10);
  pointer-events: none;
}
.step h3 { margin-top: 0.2rem; }
.step p { font-size: 0.98rem; }
.step-tag {
  display: inline-block;
  font-size: 0.72rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--green);
  background: rgba(20, 114, 77, 0.09);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 14px;
}

/* ---------- Checklists ---------- */

.check-list { list-style: none; margin: 1.2rem 0 0.4rem; }
.check-list li {
  padding: 9px 0 9px 34px;
  position: relative;
  color: var(--ink-soft);
  line-height: 1.55;
}
.check-list li::before {
  content: "";
  position: absolute; left: 0; top: 13px;
  width: 19px; height: 19px;
  border-radius: 50%;
  background: rgba(20, 114, 77, 0.10);
}
.check-list li::after {
  content: "";
  position: absolute; left: 5px; top: 18px;
  width: 9px; height: 5px;
  border-left: 2px solid var(--green);
  border-bottom: 2px solid var(--green);
  transform: rotate(-45deg);
}
.fit-no li::before { background: rgba(163, 51, 51, 0.09); }
.fit-no li::after {
  border: none;
  left: 6px; top: 13px;
  width: 8px; height: 8px;
  background:
    linear-gradient(45deg, transparent 44%, #a33 44%, #a33 56%, transparent 56%),
    linear-gradient(-45deg, transparent 44%, #a33 44%, #a33 56%, transparent 56%);
  transform: none;
}

.fit-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 32px;
}

/* ---------- Proof teaser ---------- */

.proof-teaser {
  border-left: 3px solid var(--green);
  padding-left: clamp(24px, 4vw, 44px);
  max-width: 52em;
}
.proof-teaser .lede { margin-bottom: 1.4rem; }
.arrow-link {
  font-weight: 600;
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 7px;
}
.arrow-link::after { content: "→"; transition: transform 0.18s ease; }
.arrow-link:hover::after { transform: translateX(4px); }

/* ---------- CTA band ---------- */

.cta-band {
  background:
    radial-gradient(900px 460px at 50% 120%, rgba(127, 212, 171, 0.12), transparent 65%),
    var(--dark);
  color: var(--dark-text);
  text-align: center;
  padding: 108px 28px;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(127, 212, 171, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127, 212, 171, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(700px 500px at 50% 100%, black 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(700px 500px at 50% 100%, black 0%, transparent 75%);
  pointer-events: none;
}
.cta-band > * { position: relative; }
.cta-band h2 { color: var(--white); margin: 0 auto 0.9rem; }
.cta-band p { color: var(--dark-text); max-width: 38em; margin: 0 auto 2.2rem; font-size: 1.05rem; }
.cta-band .hero-note { margin-top: 1.2rem; }

/* ---------- Footer ---------- */

footer {
  background: var(--paper);
  border-top: 1px solid var(--line);
  padding: 64px 0 40px;
  font-size: 0.92rem;
  color: var(--ink-soft);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; gap: 28px; } }
.footer-brand .logo { margin-bottom: 12px; }
.footer-brand p { font-size: 0.92rem; max-width: 26em; }
.footer-col h4 {
  font-family: var(--sans);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  margin-bottom: 14px;
  font-weight: 600;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 9px; }
.footer-col a { color: var(--ink-soft); text-decoration: none; }
.footer-col a:hover { color: var(--green); }
.footer-bottom {
  border-top: 1px solid var(--line-soft);
  padding-top: 26px;
}
.disclaimer { font-size: 0.8rem; color: var(--ink-faint); max-width: 62em; line-height: 1.6; }

/* ---------- Prose (interior long-form) ---------- */

.prose { max-width: 46em; }
.prose h2 { margin-top: 2.6rem; }
.prose h2:first-child { margin-top: 0; }
.prose ul { margin: 0 0 1.2rem 1.3rem; color: var(--ink-soft); }
.prose ul li { margin-bottom: 0.55rem; }

.callout {
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
  border-radius: 10px;
  padding: 26px 30px;
  margin: 2rem 0;
}
.callout p { font-size: 0.99rem; }

/* ---------- Detail blocks (cleanup page) ---------- */

.phase {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 28px;
  padding: 40px 0;
  border-top: 1px solid var(--line);
}
.phase:last-of-type { border-bottom: 1px solid var(--line); }
@media (max-width: 640px) { .phase { grid-template-columns: 1fr; gap: 8px; padding: 32px 0; } }
.phase-num {
  font-family: var(--serif);
  font-size: 2.6rem;
  font-weight: 600;
  color: var(--green);
  line-height: 1;
  padding-top: 4px;
}
.phase h3 { font-size: 1.45rem; }
.phase ul { margin: 0.8rem 0 0.4rem 1.2rem; color: var(--ink-soft); }
.phase ul li { margin-bottom: 0.5rem; }

/* ---------- Tier cards (services) ---------- */

.tier { display: flex; flex-direction: column; position: relative; }
.tier .tier-body { flex: 1; }
.tier-featured { border-color: var(--green); border-width: 1.5px; box-shadow: 0 16px 44px rgba(14, 90, 60, 0.10); }
.tier-badge {
  position: absolute; top: -13px; left: 28px;
  background: var(--green); color: var(--white);
  font-size: 0.7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.11em;
  padding: 5px 14px; border-radius: 999px;
}
.tier h3 { font-size: 1.4rem; }
.tier .arrow-link { margin-top: 14px; }

/* ---------- Scope grid (services) ---------- */

.scope-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (max-width: 880px) { .scope-grid { grid-template-columns: 1fr; } }
.scope-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 22px 24px;
}
.scope-item h3 { font-size: 1.08rem; font-family: var(--sans); font-weight: 600; }
.scope-item p { font-size: 0.94rem; margin: 0; }

/* ---------- Principles (about) ---------- */

.principles { list-style: none; margin-top: 0.5rem; }
.principles li {
  border-top: 1px solid var(--line);
  padding: 22px 0;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 20px;
  color: var(--ink-soft);
}
.principles li:last-child { border-bottom: 1px solid var(--line); }
@media (max-width: 640px) { .principles li { grid-template-columns: 1fr; gap: 4px; } }
.principles .p-title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.12rem;
  color: var(--ink);
}

/* ---------- Contact layout ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 48px;
  align-items: start;
}
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } }
.calendly-box {
  min-height: 700px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 18px 44px rgba(19, 32, 26, 0.06);
}

/* ---------- Scroll reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}