/* =========================================================================
   HAVANA — design system
   Palette: warm off-white / near-black ink / light-blue accents
   Type: oversized editorial grotesque, pill highlights, numbered sections
   Motion: smooth ease-out only. Never bouncy.
   ========================================================================= */

/* ---- Fonts (self-host: drop woff2 files into assets/fonts/) ---- */
@font-face {
  font-family: "Hanken Grotesk";
  src: url("../fonts/HankenGrotesk-Variable.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --bg: #f4f2ef;
  --bg-tint: #eceef0;
  --ink: #111111;
  --ink-soft: #4a4a4a;
  --accent: #bfe3f0;      /* pill / highlight fills */
  --accent-strong: #8ec9e0; /* hover / active */
  --accent-deep: #3a6b85;   /* labels, thin lines, small text on light bg */
  --dark: #14202a;          /* proof band */
  --radius-pill: 999px;
  --radius-card: 20px;
  --font: "Hanken Grotesk", "Inter Tight", ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1); /* smooth ease-out, no overshoot */
  --dur: 0.75s;
  --wrap: 1240px;
  --wrap-narrow: 920px;
}

/* ---- Reset-ish ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: clamp(1rem, 0.95rem + 0.3vw, 1.125rem);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--ink); color: #fff; padding: 0.6em 1.2em; border-radius: var(--radius-pill);
}
.skip-link:focus { left: 12px; top: 12px; }

/* ---- Layout ---- */
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 3rem); }
.wrap--narrow { max-width: var(--wrap-narrow); }
.sec { padding: clamp(4rem, 10vw, 8.5rem) 0; border-top: 1px solid rgba(17, 17, 17, 0.12); }
.sec--hero { border-top: 0; }
.sec--tint { background: var(--bg-tint); }

/* ---- Type ---- */
.display {
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin: 0 0 clamp(1.5rem, 3vw, 2.5rem);
  text-wrap: balance;
}
.display--xl { font-size: clamp(2.75rem, 8vw, 7.5rem); }
.display--l  { font-size: clamp(2rem, 5.5vw, 4.75rem); }
h3 { font-size: clamp(1.2rem, 1.5vw, 1.5rem); letter-spacing: -0.01em; margin: 0 0 0.5rem; }
p { margin: 0 0 1em; }
.eyebrow {
  font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent-deep); font-weight: 600; margin-bottom: 1.5rem;
}
.eyebrow--light { color: var(--accent); }
.statement {
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  line-height: 1.35; letter-spacing: -0.015em; font-weight: 500;
  max-width: 30ch; margin: clamp(2rem, 4vw, 3rem) 0;
}
.prose { max-width: 68ch; }

/* ---- Section label (N.001 — WHAT) ---- */
.section-label {
  display: flex; justify-content: space-between; align-items: center;
  max-width: var(--wrap); margin: 0 auto clamp(2.5rem, 6vw, 4.5rem);
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.12em;
  color: var(--ink-soft);
}
.section-label span:nth-child(2) { color: var(--accent-deep); }

/* ---- Pill highlight inside headlines ---- */
.pill-hl { position: relative; display: inline-block; padding: 0.02em 0.22em; white-space: nowrap; }
.pill-hl__bg {
  position: absolute; inset: 0; background: var(--accent);
  border-radius: 0.35em;
  transform: scaleX(0); transform-origin: left center;
  transition: transform 0.7s var(--ease) 0.15s;
}
.pill-hl__txt { position: relative; }
.is-visible .pill-hl__bg, .pill-hl.is-visible .pill-hl__bg { transform: scaleX(1); }

/* ---- Buttons ---- */
.btn {
  display: inline-block; padding: 0.85em 1.9em;
  border-radius: var(--radius-pill);
  font-weight: 600; font-size: 1rem; text-decoration: none;
  border: 1.5px solid var(--ink); cursor: pointer;
  transition: background-color 0.2s ease-out, color 0.2s ease-out, transform 0.2s ease-out, border-color 0.2s ease-out;
  line-height: 1.2;
}
.btn:hover { transform: scale(1.02); }
.btn--solid { background: var(--ink); color: var(--bg); }
.btn--solid:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
.btn--outline { background: transparent; color: var(--ink); }
.btn--outline:hover { background: var(--accent); border-color: var(--ink); }
.btn--ghost { background: transparent; color: var(--ink); border-color: rgba(17,17,17,0.25); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--header { padding: 0.6em 1.4em; font-size: 0.9rem; background: transparent; }
.btn--giant { font-size: clamp(1.2rem, 2.4vw, 1.8rem); padding: 1em 2.4em; background: var(--ink); color: var(--bg); }
.btn--giant:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
button.btn { font-family: var(--font); }

.cta-row { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: clamp(1.5rem, 3vw, 2.5rem); }
.cta-row--center { justify-content: center; }

/* ---- Header ---- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(17,17,17,0.08);
  transition: background-color 0.3s ease-out;
}
.site-header__inner {
  max-width: var(--wrap); margin: 0 auto;
  padding: 0.85rem clamp(1.25rem, 4vw, 3rem);
  display: flex; align-items: center; gap: 2rem;
}
.site-brand { text-decoration: none; }
.site-brand__word { font-weight: 700; font-size: 1.25rem; letter-spacing: -0.02em; }
.site-nav { margin-left: auto; }
.site-nav ul { display: flex; gap: 1.6rem; list-style: none; margin: 0; padding: 0; }
.site-nav a {
  text-decoration: none; font-size: 0.9rem; font-weight: 500;
  border-bottom: 2px solid transparent; padding-bottom: 2px;
  transition: border-color 0.2s ease-out;
}
.site-nav a:hover { border-color: var(--accent-strong); }
/* After scrolling past the hero the header CTA fills in */
.is-scrolled .btn--header { background: var(--ink); color: var(--bg); }
.is-scrolled .btn--header:hover { background: var(--accent-deep); border-color: var(--accent-deep); }

.nav-toggle { display: none; }
.mobile-nav { display: none; }

/* ---- Mobile bottom CTA bar ---- */
.mobile-cta-bar {
  display: none;
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 49;
  padding: 0.75rem 1rem calc(0.75rem + env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(17,17,17,0.1);
  transform: translateY(110%);
  transition: transform 0.35s var(--ease);
}
.mobile-cta-bar .btn { width: 100%; text-align: center; }
.mobile-cta-bar.is-shown { transform: translateY(0); }

/* ---- Hero ---- */
.sec--hero {
  min-height: 92vh; display: flex; align-items: center;
  padding-top: clamp(7rem, 16vw, 11rem);
  position: relative; overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; pointer-events: none; }
.hero__blob {
  position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.55;
  will-change: transform;
}
.hero__blob--a { width: 46vw; height: 46vw; background: var(--accent); top: -10%; right: -8%; }
.hero__blob--b { width: 34vw; height: 34vw; background: var(--accent-strong); bottom: -18%; left: -6%; opacity: 0.35; }
.hero__sub { max-width: 46ch; font-size: clamp(1.05rem, 1.4vw, 1.3rem); color: var(--ink-soft); }

/* ---- Line-mask headline reveals ---- */
.line-mask { display: block; overflow: hidden; }
.reveal-line {
  display: block;
  transform: translateY(110%);
  transition: transform 0.8s var(--ease);
}
.is-visible .reveal-line, .reveal-line.is-visible { transform: translateY(0); }
.line-mask:nth-child(2) .reveal-line { transition-delay: 0.1s; }
.line-mask:nth-child(3) .reveal-line { transition-delay: 0.2s; }

/* ---- Generic reveals (fade + rise) ---- */
.reveal, .reveal-load, .reveal-lines {
  opacity: 0; transform: translateY(40px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.reveal.is-visible, .reveal-load.is-visible, .reveal-lines.is-visible {
  opacity: 1; transform: translateY(0);
}
/* Stagger siblings inside card grids / steps / rows */
.cards .reveal:nth-child(2), .steps .reveal:nth-child(2), .rows .reveal:nth-child(2) { transition-delay: 0.1s; }
.cards .reveal:nth-child(3), .steps .reveal:nth-child(3), .rows .reveal:nth-child(3) { transition-delay: 0.2s; }

/* ---- Problem split ---- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 3.5rem); margin-top: clamp(2rem, 4vw, 3rem); }
.split__item { border-top: 2px solid var(--ink); padding-top: 1.25rem; }
.split__num { font-size: 0.8rem; font-weight: 700; color: var(--accent-deep); letter-spacing: 0.1em; }
.split__item p { color: var(--ink-soft); }

/* ---- Cards ---- */
.cards { display: grid; gap: 1.25rem; margin-top: clamp(2rem, 4vw, 3rem); }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--bg); border: 1px solid rgba(17,17,17,0.12);
  border-radius: var(--radius-card); padding: clamp(1.5rem, 2.5vw, 2.25rem);
  transition: border-color 0.2s ease-out, box-shadow 0.3s ease-out;
}
.card:hover { border-color: var(--accent-strong); box-shadow: 0 12px 40px rgba(58, 107, 133, 0.12); }
.card__num { font-size: 0.8rem; font-weight: 700; color: var(--accent-deep); letter-spacing: 0.1em; display: block; margin-bottom: 1rem; }
.card p { color: var(--ink-soft); margin-bottom: 0; }
.card__meta { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent-deep); font-weight: 700; margin: 1rem 0 0.35rem; }
.card__result { font-weight: 700; color: var(--ink); margin-bottom: 0.5rem; }
.card__img-ph, .person__img-ph {
  aspect-ratio: 4 / 5; border-radius: 14px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--bg-tint) 60%, var(--accent-strong) 100%);
}
.card--work img { border-radius: 14px; aspect-ratio: 4 / 5; object-fit: cover; }

/* ---- Proof band ---- */
.sec--dark { background: var(--dark); color: var(--bg); text-align: center; }
.stat { margin: 0; line-height: 1; }
.stat__num, .stat__unit {
  font-size: clamp(5rem, 16vw, 13rem); font-weight: 650; letter-spacing: -0.04em;
  color: var(--accent);
}
.stat__num::before { content: "+"; }
.stat__caption { max-width: 44ch; margin: 1.5rem auto 0; color: rgba(244, 242, 239, 0.75); font-size: clamp(1rem, 1.4vw, 1.25rem); }

/* ---- Services ---- */
.services { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; margin-top: clamp(2rem, 4vw, 3rem); }
.service {
  border: 1px solid rgba(17,17,17,0.12); border-radius: var(--radius-card);
  padding: clamp(1.5rem, 2.5vw, 2.25rem);
  transition: border-color 0.2s ease-out;
}
.service:hover { border-color: var(--accent-strong); }
.service--featured {
  grid-column: 1 / -1;
  background: var(--accent);
  border-color: transparent;
}
.service__head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 0.5rem; }
.service__price { font-weight: 700; font-size: 1.1rem; }
.service__price span { font-weight: 500; color: var(--ink-soft); font-size: 0.9rem; }
.service__blurb { color: var(--ink-soft); }
.service--featured .service__blurb { color: rgba(17,17,17,0.75); }
.service__who { font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; color: var(--accent-deep); margin-bottom: 0; }

/* ---- Steps ---- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; list-style: none; margin: clamp(2rem, 4vw, 3rem) 0 0; padding: 0; counter-reset: step; }
.step { border-top: 2px solid var(--ink); padding-top: 1.25rem; }
.step__num { font-size: 0.8rem; font-weight: 700; color: var(--accent-deep); letter-spacing: 0.1em; }
.step p { color: var(--ink-soft); margin-bottom: 0; }

/* ---- Who rows ---- */
.rows { list-style: none; margin: 0; padding: 0; }
.row {
  display: flex; justify-content: space-between; align-items: baseline; gap: 1rem;
  padding: clamp(1.25rem, 2.5vw, 2rem) 0;
  border-bottom: 1px solid rgba(17,17,17,0.15);
  transition: padding-left 0.25s var(--ease);
}
.row:hover { padding-left: 1rem; }
.row__word { font-size: clamp(1.75rem, 4.5vw, 3.5rem); font-weight: 600; letter-spacing: -0.02em; transition: color 0.2s ease-out; }
.row:hover .row__word { color: var(--accent-deep); }
.row__note { color: var(--ink-soft); font-size: 0.95rem; white-space: nowrap; }

/* ---- About ---- */
.about { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.about__text p { font-size: clamp(1.05rem, 1.4vw, 1.25rem); }
.about__people { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.person { margin: 0; }
.person figcaption { font-size: 0.9rem; margin-top: 0.6rem; color: var(--ink-soft); }

/* ---- Testimonials ---- */
.quote {
  margin: 0 0 clamp(2rem, 4vw, 3rem); padding-left: clamp(1.25rem, 3vw, 2rem);
  border-left: 3px solid var(--accent-strong);
}
.quote p { font-size: clamp(1.2rem, 2vw, 1.6rem); line-height: 1.45; letter-spacing: -0.01em; }
.quote cite { font-style: normal; font-size: 0.9rem; color: var(--accent-deep); font-weight: 600; }

/* ---- FAQ ---- */
.faq { margin-top: clamp(1.5rem, 3vw, 2.5rem); }
.faq__item { border-top: 1px solid rgba(17,17,17,0.15); }
.faq__item:last-child { border-bottom: 1px solid rgba(17,17,17,0.15); }
.faq__item summary {
  display: flex; align-items: baseline; gap: 1.25rem;
  padding: 1.4rem 2.5rem 1.4rem 0; cursor: pointer; list-style: none;
  font-weight: 600; font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  position: relative;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+"; position: absolute; right: 0.25rem; top: 50%;
  transform: translateY(-50%);
  font-weight: 400; font-size: 1.5em; color: var(--accent-deep);
  transition: transform 0.3s var(--ease);
}
.faq__item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq__num { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; color: var(--accent-deep); flex-shrink: 0; }
.faq__answer { padding: 0 2.5rem 1.5rem calc(0.75rem + 2.5ch); color: var(--ink-soft); max-width: 62ch; }

/* ---- Contact ---- */
.contact-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(2rem, 5vw, 4rem); margin-top: clamp(2rem, 4vw, 3rem); }
.enquiry-form label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 1rem; }
.enquiry-form input, .enquiry-form select, .enquiry-form textarea {
  display: block; width: 100%; margin-top: 0.35rem;
  padding: 0.75em 1em; font: inherit; color: var(--ink);
  background: #fff; border: 1px solid rgba(17,17,17,0.2); border-radius: 12px;
  transition: border-color 0.2s ease-out, box-shadow 0.2s ease-out;
}
.enquiry-form input:focus, .enquiry-form select:focus, .enquiry-form textarea:focus {
  outline: none; border-color: var(--accent-deep);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-strong) 40%, transparent);
}
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
.field-full { grid-column: 1 / -1; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.contact-side h3 { font-size: clamp(1.3rem, 2vw, 1.75rem); }
.form-note { border-radius: var(--radius-card); padding: 1.5rem 2rem; margin-bottom: 2rem; }
.form-note--success { background: var(--accent); }
.form-note--error { background: #f3d9d3; }
.form-note .btn { margin-top: 0.5rem; }

/* ---- Final CTA ---- */
.sec--final { text-align: center; padding: clamp(6rem, 16vw, 12rem) 0; }

/* ---- Footer ---- */
.site-footer { border-top: 1px solid rgba(17,17,17,0.15); background: var(--bg-tint); }
.site-footer__inner {
  max-width: var(--wrap); margin: 0 auto;
  padding: clamp(3rem, 6vw, 5rem) clamp(1.25rem, 4vw, 3rem);
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem;
}
.site-footer__brand { font-weight: 700; font-size: 1.5rem; margin: 0 0 0.25rem; }
.site-footer__tag { color: var(--ink-soft); }
.site-footer__label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent-deep); font-weight: 700; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.site-footer__legal {
  max-width: var(--wrap); margin: 0 auto;
  padding: 1.25rem clamp(1.25rem, 4vw, 3rem);
  border-top: 1px solid rgba(17,17,17,0.1);
  display: flex; justify-content: space-between; gap: 1rem;
  font-size: 0.85rem; color: var(--ink-soft);
}
.footer-menu { display: flex; gap: 1.25rem; list-style: none; margin: 0; padding: 0; }

/* ---- Blog fallback ---- */
.post-list__item { border-top: 1px solid rgba(17,17,17,0.15); padding: 1.75rem 0; }
.post-list__item h2 { margin: 0.25rem 0 0.5rem; font-size: clamp(1.3rem, 2vw, 1.75rem); letter-spacing: -0.01em; }
.post-list__item a { text-decoration: none; }
.post-list__item a:hover { color: var(--accent-deep); }
.single-hero img { border-radius: var(--radius-card); }

/* ---- Focus visibility ---- */
:focus-visible { outline: 3px solid var(--accent-deep); outline-offset: 3px; border-radius: 4px; }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 960px) {
  .cards--3, .steps { grid-template-columns: 1fr; }
  .services { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .site-footer__inner { grid-template-columns: 1fr; }

  .site-nav, .site-header__cta { display: none; }
  .nav-toggle {
    display: block; margin-left: auto; background: none; border: 0; padding: 0.5rem; cursor: pointer;
  }
  .nav-toggle span { display: block; width: 26px; height: 2px; background: var(--ink); margin: 6px 0; transition: transform 0.3s var(--ease), opacity 0.2s; }
  .nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }

  .mobile-nav { display: block; max-height: 0; overflow: hidden; transition: max-height 0.4s var(--ease); }
  .mobile-nav.is-open { max-height: 400px; }
  .mobile-nav ul { list-style: none; margin: 0; padding: 0.5rem clamp(1.25rem, 4vw, 3rem) 1.25rem; }
  .mobile-nav a { display: block; padding: 0.7rem 0; text-decoration: none; font-size: 1.1rem; font-weight: 600; border-bottom: 1px solid rgba(17,17,17,0.08); }

  .mobile-cta-bar { display: block; }
  .site-footer { padding-bottom: 5rem; } /* room for the CTA bar */
}

@media (max-width: 560px) {
  .field-grid { grid-template-columns: 1fr; }
  .row__note { display: none; }
}

/* =========================================================================
   Reduced motion — kill transforms, keep gentle fades
   ========================================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .reveal-load, .reveal-lines { transform: none; transition: opacity 0.4s ease-out; }
  .reveal-line { transform: none; transition: none; }
  .pill-hl__bg { transform: scaleX(1); transition: none; }
  .btn:hover { transform: none; }
  .hero__blob { display: none; }
  .mobile-cta-bar { transition: none; }
}