/* ---------------------------------------------------------------
   Tokens
   --------------------------------------------------------------- */
:root {
  /* palette */
  --canvas: #f4f1ea;
  --canvas-dim: #eeeae1;
  --ink: #12292b;
  --muted: #5a6b6c;
  --ocean: #1c6e72;
  --brass: #b08a3e;

  --line: rgba(18, 41, 43, 0.12);
  --line-strong: rgba(18, 41, 43, 0.22);
  --line-dark: rgba(244, 241, 234, 0.14);

  /* type scale */
  --t-display: clamp(1.75rem, 1.05rem + 3.1vw, 3.4rem);
  --t-h2: clamp(1.5rem, 1.15rem + 1.5vw, 2.25rem);
  --t-lead: clamp(1.05rem, 0.98rem + 0.4vw, 1.25rem);
  --t-body: 1rem;
  --t-small: 0.9375rem;
  --t-micro: 0.75rem;

  /* spacing scale */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
  --s-8: 64px;
  --s-9: 96px;
  --s-10: 128px;

  --gutter: 24px;
  --maxw: 1120px;
  --radius: 14px;
}

@media (min-width: 800px) {
  :root { --gutter: 40px; }
}

/* ---------------------------------------------------------------
   Base
   --------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: var(--t-body);
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, p, dl, dd, dt, figure { margin: 0; }

a { color: inherit; }

svg { display: block; }

::selection { background: rgba(28, 110, 114, 0.18); }

:focus-visible {
  outline: 2px solid var(--ocean);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: calc(var(--maxw) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.eyebrow {
  font-size: var(--t-micro);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------------------------------------------------------------
   Header
   --------------------------------------------------------------- */
.site-header {
  padding-block: var(--s-5);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--s-4);
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 11px 20px;
  font-size: var(--t-small);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1;
  color: var(--canvas);
  background: var(--ocean);
  border: 1px solid var(--ocean);
  border-radius: 10px;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.2s ease;
}

.btn:hover {
  background: #185f63;
  transform: translateY(-1px);
}

.btn:active { transform: translateY(0); }

/* ---------------------------------------------------------------
   Hero
   --------------------------------------------------------------- */
.hero {
  padding-block: clamp(var(--s-8), 12vh, var(--s-10)) clamp(var(--s-8), 10vh, var(--s-9));
}

.hero-inner { text-align: center; }

.hero-lead {
  max-width: 15.5em;
  margin-inline: auto;
  font-size: var(--t-display);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -0.028em;
  text-wrap: balance;
}

.hero-sub {
  margin-top: var(--s-5);
  margin-inline: auto;
  max-width: 46ch;
  font-size: var(--t-lead);
  font-weight: 400;
  line-height: 1.5;
  color: var(--muted);
  text-wrap: pretty;
}

/* ---------------------------------------------------------------
   Sections
   --------------------------------------------------------------- */
.section { padding-block: clamp(var(--s-8), 9vw, var(--s-9)); }

.section-head { margin-bottom: var(--s-7); }

.section-title {
  margin-top: var(--s-3);
  font-size: var(--t-h2);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.028em;
}

/* two column editorial layout */
.split {
  display: grid;
  gap: var(--s-6);
}

@media (min-width: 860px) {
  .split {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: var(--s-8);
  }
  .split > .split-aside { align-self: start; }
}

/* ---------------------------------------------------------------
   Process
   --------------------------------------------------------------- */
.steps {
  display: grid;
  gap: var(--s-7);
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 720px) {
  .steps { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--s-6); }
}

.step-icon { color: var(--ocean); }

.step-title {
  margin-top: var(--s-5);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.step-title-num { color: var(--ocean); }

.step-text {
  margin-top: var(--s-2);
  max-width: 34ch;
  font-size: var(--t-small);
  line-height: 1.55;
  color: var(--muted);
}

/* ---------------------------------------------------------------
   About
   --------------------------------------------------------------- */
.about-body { max-width: 62ch; }

.about-body p + p { margin-top: var(--s-5); }

.about-body p {
  font-size: var(--t-lead);
  line-height: 1.62;
  color: var(--muted);
}

.about-body p:first-child { color: var(--ink); }

/* ---------------------------------------------------------------
   FAQ (deliberately plainer, document-like)
   --------------------------------------------------------------- */
.faq {
  background: var(--canvas-dim);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.faq .section-title { font-size: clamp(1.35rem, 1.15rem + 0.9vw, 1.75rem); }

.faq-list {
  border-top: 1px solid var(--line-strong);
}

.faq-item {
  display: grid;
  gap: var(--s-2);
  padding-block: var(--s-5);
  border-bottom: 1px solid var(--line);
}

@media (min-width: 640px) {
  .faq-item {
    grid-template-columns: 3rem minmax(0, 1fr);
    column-gap: var(--s-4);
  }
  .faq-index { grid-row: span 2; }
}

.faq-index {
  font-size: var(--t-micro);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding-top: 0.35rem;
}

.faq-q {
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.4;
}

.faq-a {
  max-width: 66ch;
  font-size: var(--t-small);
  line-height: 1.6;
  color: var(--muted);
}

/* ---------------------------------------------------------------
   Contact
   --------------------------------------------------------------- */
.contact {
  background: var(--ink);
  color: var(--canvas);
  text-align: center;
  padding-block: clamp(var(--s-9), 14vw, 160px);
}

.contact-title {
  font-size: clamp(1.9rem, 1.2rem + 3vw, 3.1rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.035em;
}

.contact-sub {
  margin-top: var(--s-4);
  font-size: var(--t-lead);
  color: rgba(244, 241, 234, 0.62);
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-4);
  margin-top: var(--s-7);
  padding: 18px 22px 18px 26px;
  font: inherit;
  font-size: clamp(0.95rem, 0.85rem + 0.4vw, 1.125rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--canvas);
  background: rgba(28, 110, 114, 0.22);
  border: 1px solid rgba(28, 110, 114, 0.55);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.copy-btn:hover {
  background: rgba(28, 110, 114, 0.34);
  border-color: rgba(28, 110, 114, 0.8);
  transform: translateY(-1px);
}

.copy-btn:active { transform: translateY(0); }

.copy-btn .copy-icon { color: rgba(244, 241, 234, 0.55); transition: color 0.2s ease; }

.copy-btn:hover .copy-icon { color: var(--canvas); }

.copy-btn[data-copied="true"] { border-color: var(--brass); }

.copy-feedback {
  display: block;
  min-height: 1.25rem;
  margin-top: var(--s-3);
  font-size: var(--t-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brass);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.copy-feedback[data-visible="true"] { opacity: 1; }

.socials {
  display: flex;
  justify-content: center;
  gap: var(--s-3);
  margin-top: var(--s-7);
}

.social {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  color: rgba(244, 241, 234, 0.6);
  background: rgba(244, 241, 234, 0.05);
  border: 1px solid var(--line-dark);
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.social:hover {
  color: var(--canvas);
  background: rgba(28, 110, 114, 0.28);
  transform: translateY(-2px);
}

/* ---------------------------------------------------------------
   Reveal
   --------------------------------------------------------------- */
.reveal {
  opacity: 1;
  transition: opacity 0.55s ease;
}

html.js .reveal { opacity: 0; }
html.js .reveal.is-visible { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transition: none; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}