/* =============================================================
   LUMEN MEDICAL SPA — stylesheet (styles.css)
   Structure: tokens → base → components → sections → responsive
   Animation lives in script.js (GSAP). This file holds the
   static design + the compact-header / hover / reduced-motion
   states the animation layer hooks into.
   ============================================================= */

/* -------------------------------------------------------------
   1. DESIGN TOKENS — palette "Cristal"
   ------------------------------------------------------------- */
:root {
  --bg:    #FBFCFD;  /* luminous, slightly cool white */
  --ink:   #172733;  /* near-black petrol blue — primary text */
  --steel: #4C7189;  /* steel blue — action color (links, CTAs) */
  --gold:  #C7B790;  /* dry, muted gold — luxury moments only */
  --mist:  #DCE3E7;  /* light neutral — alt backgrounds, borders */

  /* derived tones */
  --ink-70: rgba(23, 39, 51, 0.70);
  --ink-55: rgba(23, 39, 51, 0.55);
  --ink-12: rgba(23, 39, 51, 0.12);
  --ink-08: rgba(23, 39, 51, 0.08);
  --steel-dark: #3A5A6E;      /* darker steel for the membership block */
  --steel-deep: #2A4353;      /* deepest steel */
  --gold-ink:  #6E6142;       /* readable gold-family text */

  /* type */
  --display: "Fraunces", Georgia, "Times New Roman", serif;
  --body: "Public Sans", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", monospace;

  /* rhythm */
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --section-y: clamp(3.5rem, 9vw, 7.5rem);
  --maxw: 1400px;
  --radius: 3px;
}

/* -------------------------------------------------------------
   2. BASE / RESET
   ------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--ink);
}

p { margin: 0; }

a { color: var(--steel); text-decoration: none; }
a:hover { color: var(--ink); }

/* Visible keyboard focus everywhere */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--steel);
  outline-offset: 3px;
  border-radius: 2px;
}

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* -------------------------------------------------------------
   3. SHARED TYPE HELPERS
   ------------------------------------------------------------- */
/* Micro-label / eyebrow — "clinical chart" feel */
.eyebrow {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0;
}
.eyebrow--muted { color: var(--ink-55); }
.eyebrow--gold  { color: var(--gold-ink); }

.mono { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.06em; }

.lede {
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  color: var(--ink-70);
  line-height: 1.7;
  max-width: 46ch;
}

.section-title {
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  font-weight: 500;
  max-width: 18ch;
}

/* -------------------------------------------------------------
   4. SIGNATURE — "the line that lights up"
   Section dividers are an inline SVG: a full-width hairline in
   --ink (low opacity) plus a short --steel segment at the start.
   GSAP draws that segment in on scroll (see script.js). Without
   JS it simply renders as a static lit hairline.
   ------------------------------------------------------------- */
.signature { width: 100%; }
.signature-svg {
  display: block;
  width: 100%;
  height: 2px;
  overflow: visible;              /* let the 1.5px stroke breathe */
}
.sig-base {
  stroke: var(--ink);
  stroke-opacity: 0.12;
  stroke-width: 1;
}
.signature-line {
  stroke: var(--steel);
  stroke-width: 1.5;
}

/* Legacy gradient hairline — still used by the footer wordmark */
.lit-line {
  border: 0;
  height: 1px;
  margin: 0;
  background: linear-gradient(
    to right,
    var(--steel) 0,
    var(--steel) 64px,        /* the lit segment */
    var(--ink-12) 64px,
    var(--ink-12) 100%
  );
}
.lit-line--center {           /* variant used inside the footer wordmark */
  background: linear-gradient(
    to right,
    var(--ink-12) 0,
    var(--ink-12) calc(50% - 32px),
    var(--gold) calc(50% - 32px),
    var(--gold) calc(50% + 32px),
    var(--ink-12) calc(50% + 32px),
    var(--ink-12) 100%
  );
}

/* -------------------------------------------------------------
   5. BUTTONS
   ------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  font-family: var(--body);
  font-weight: 500;
  font-size: 0.95rem;
  line-height: 1;
  padding: 0.95rem 1.5rem;
  min-height: 44px;
  border-radius: var(--radius);
  border: 1px solid var(--steel);
  cursor: pointer;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}
@media (prefers-reduced-motion: reduce) { .btn { transition: none; } }

.btn--primary { background: var(--steel); color: #fff; }
.btn--primary:hover { background: var(--steel-deep); border-color: var(--steel-deep); color: #fff; }

.btn--ghost { background: transparent; color: var(--ink); border-color: var(--ink-12); }
.btn--ghost:hover { border-color: var(--steel); color: var(--steel); }

.btn--gold { background: var(--gold); color: var(--ink); border-color: var(--gold); }
.btn--gold:hover { background: #b9a67c; border-color: #b9a67c; color: var(--ink); }

/* text link with a thin underline rule */
.link-underline {
  font-weight: 500;
  border-bottom: 1px solid var(--steel);
  padding-bottom: 2px;
}
.link-underline:hover { border-color: var(--ink); }

/* -------------------------------------------------------------
   6. PLACEHOLDER IMAGES — elegant color blocks w/ mono label
   ------------------------------------------------------------- */
.ph {
  position: relative;
  background: var(--mist);
  border: 1px solid var(--ink-08);
  border-radius: var(--radius);
  overflow: hidden;
}
.ph::after {
  content: attr(data-label);
  position: absolute;
  left: 1rem; bottom: 0.9rem; right: 1rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-55);
}
/* a thin corner tick, keeps blocks from feeling flat */
.ph::before {
  content: "";
  position: absolute;
  top: 0.9rem; left: 1rem;
  width: 22px; height: 22px;
  border-top: 1px solid var(--ink-12);
  border-left: 1px solid var(--ink-12);
}
.ph--steel { background: var(--steel); border-color: transparent; }
.ph--steel::after { color: rgba(255,255,255,0.82); }
.ph--steel::before { border-color: rgba(255,255,255,0.35); }

.ph--portrait  { aspect-ratio: 3 / 4; }
.ph--tall      { aspect-ratio: 2 / 3; }
.ph--wide      { aspect-ratio: 16 / 10; }
.ph--square    { aspect-ratio: 1 / 1; }

/* Real photographs sit inside a .ph box, filling it via object-fit.
   The mono label and corner tick are decorations for empty blocks only. */
.ph--img { background: var(--ink); }
.ph--img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ph--img::before,
.ph--img::after { display: none; }

/* Small overlaid tag used on before/after pairs */
.ph-tag {
  position: absolute;
  left: 0.7rem; top: 0.7rem;
  z-index: 2;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  background: rgba(251, 252, 253, 0.9);
  padding: 0.3rem 0.55rem;
  border-radius: 2px;
}
.ph-tag--after { color: #fff; background: rgba(23, 39, 51, 0.72); }

/* =============================================================
   7. HEADER (sticky)
   ============================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251, 252, 253, 0.9);
  -webkit-backdrop-filter: saturate(1.2) blur(6px);
  backdrop-filter: saturate(1.2) blur(6px);
  border-bottom: 1px solid var(--ink-08);
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
/* Compact state, toggled by ScrollTrigger once the user scrolls */
.site-header.is-compact {
  background: rgba(251, 252, 253, 0.96);
  box-shadow: 0 1px 0 var(--ink-08), 0 6px 24px -18px rgba(23, 39, 51, 0.5);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 68px;
  transition: min-height 0.3s ease;
}
.is-compact .header-inner { min-height: 56px; }
@media (prefers-reduced-motion: reduce) {
  .site-header, .header-inner { transition: none; }
}
.brand {
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.45rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.brand:hover { color: var(--ink); }
.brand span { color: var(--steel); } /* the "dot" of light */

.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
}
.nav-links {
  display: flex;
  gap: clamp(1rem, 2vw, 1.9rem);
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  color: var(--ink-70);
  font-size: 0.95rem;
  font-weight: 400;
  position: relative;
  transition: color 0.15s ease;
}
.nav-links a:hover { color: var(--ink); }
/* thin rule that grows from the left on hover (CSS only) */
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -4px;
  height: 1px; width: 0;
  background: var(--steel);
  transition: width 0.2s ease;
}
.nav-links a:hover::after { width: 100%; }
@media (prefers-reduced-motion: reduce) {
  .nav-links a, .nav-links a::after { transition: none; }
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--ink-12);
  border-radius: var(--radius);
  width: 44px; height: 44px;
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
}
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  content: "";
  display: block;
  width: 20px; height: 1.5px;
  background: var(--ink);
  position: relative;
}
.menu-toggle span::before { position: absolute; top: -6px; }
.menu-toggle span::after  { position: absolute; top: 6px; }

/* =============================================================
   8. HERO — asymmetric two-column
   ============================================================= */
.hero {
  padding-top: clamp(2.5rem, 6vw, 5rem);
  padding-bottom: var(--section-y);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
}
.hero-copy { max-width: 40ch; }
.hero h1 {
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  font-weight: 400;
  margin-top: 1.4rem;
  margin-bottom: 1.5rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--steel);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
  margin-top: 2rem;
}
.hero-media { align-self: stretch; }

/* =============================================================
   9. CREDIBILITY BAR
   ============================================================= */
.credbar { border-top: 1px solid var(--ink-08); border-bottom: 1px solid var(--ink-08); }
.credbar-inner {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}
.cred {
  padding: 1.4rem var(--gutter);
  border-top: 1px solid var(--ink-08);
}
.cred:nth-child(-n+2) { border-top: 0; }
.cred .n {
  font-family: var(--display);
  font-size: 1.5rem;
  color: var(--ink);
  display: block;
}
.cred .l {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-55);
  margin-top: 0.35rem;
}

/* =============================================================
   10. SECTION SCAFFOLD
   ============================================================= */
section { scroll-margin-top: 84px; }
.section { padding-block: var(--section-y); }
.section--mist { background: linear-gradient(var(--bg), var(--bg)); }

.section-head {
  display: grid;
  gap: 1rem;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}
.section-head .eyebrow { margin-bottom: 0.25rem; }

/* --- About / Philosophy --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.about-copy p + p { margin-top: 1.1rem; }
.about-media { position: relative; }
.about-detail {
  margin-top: 1rem;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  border-left: 2px solid var(--gold);
  padding-left: 0.9rem;
}
.about-detail .k {
  font-family: var(--display);
  font-size: 2rem;
  color: var(--ink);
}
.about-detail .v { font-family: var(--mono); font-size: 0.72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-55); }

/* =============================================================
   11. SERVICES — varied hierarchy, not 4 equal cards
   ============================================================= */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.service {
  padding-block: clamp(1.8rem, 3.5vw, 2.6rem);
  border-top: 1px solid var(--ink-08);
}
.service:first-child { border-top: 0; }
.service-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1rem;
  justify-content: space-between;
}
.service h3 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 500;
}
.service .desc { color: var(--ink-70); margin-top: 0.7rem; max-width: 52ch; }
.service ul {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.4rem;
}
.service li {
  color: var(--ink);
  font-size: 0.98rem;
  position: relative;
  padding-left: 1rem;
}
.service li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.65em;
  width: 5px; height: 5px;
  background: var(--steel);
  border-radius: 50%;
}
/* the featured category (Injectables) reads larger */
.service--feature { background: transparent; }
.service--feature .service-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: 0.5rem;
}
.service--feature h3 { font-size: clamp(1.9rem, 4vw, 2.9rem); }

/* =============================================================
   12. RESULTS — before/after pairs, static
   ============================================================= */
.results-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3rem);
}
.result figcaption {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-55);
  margin-top: 0.85rem;
}
.ba {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.ba .ph { aspect-ratio: 4 / 5; }

/* =============================================================
   13. TESTIMONIALS — editorial quotes, alternating
   ============================================================= */
.quotes { display: grid; gap: clamp(2.5rem, 6vw, 4.5rem); }
.quote { max-width: 30ch; }
.quote blockquote {
  margin: 0;
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.5rem, 3.4vw, 2.35rem);
  line-height: 1.28;
  color: var(--ink);
}
.quote cite {
  display: block;
  font-style: normal;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
  margin-top: 1.1rem;
}

/* =============================================================
   14. MEMBERSHIP — the gold / dark exclusivity moment
   ============================================================= */
.membership {
  background: var(--ink);
  color: #EAF0F3;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--gold);
}
.membership-grid {
  display: grid;
  grid-template-columns: 1fr;
}
.membership-body { padding: clamp(2rem, 5vw, 3.5rem); }
.membership .eyebrow { color: var(--gold); }
.membership h2 {
  color: #fff;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 500;
  margin: 1rem 0 1.2rem;
}
.membership h2 em { font-style: italic; color: var(--gold); }
.membership p { color: rgba(234, 240, 243, 0.78); max-width: 44ch; }
.membership ul {
  list-style: none;
  margin: 1.6rem 0 2rem;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}
.membership li {
  padding-left: 1.4rem;
  position: relative;
  color: rgba(234, 240, 243, 0.92);
}
.membership li::before {
  content: "—";
  position: absolute; left: 0;
  color: var(--gold);
}
.membership-aside {
  background: var(--steel-deep);
  padding: clamp(2rem, 5vw, 3.5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
  border-top: 1px solid rgba(199, 183, 144, 0.4);
}
.membership-aside .price {
  font-family: var(--display);
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  color: #fff;
  line-height: 1;
}
.membership-aside .price small {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--gold);
  display: inline;
}
.membership-aside .note {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(234, 240, 243, 0.6);
  margin-bottom: 1.2rem;
}

/* =============================================================
   15. TEAM
   ============================================================= */
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}
.member .ph { margin-bottom: 1rem; }
/* Unify disparate stock portraits into one editorial, clinical register */
.member .ph--img img {
  filter: grayscale(1) contrast(1.03) brightness(1.02);
}
.member h3 { font-size: 1.4rem; font-weight: 500; }
.member .role {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
  margin-top: 0.4rem;
}
.member .bio { color: var(--ink-70); margin-top: 0.7rem; font-size: 0.96rem; }

/* =============================================================
   16. FAQ — accordion
   ============================================================= */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.faq-list { border-top: 1px solid var(--ink-12); }
details.faq {
  border-bottom: 1px solid var(--ink-12);
}
details.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 1.3rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--display);
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  font-weight: 500;
  color: var(--ink);
}
details.faq summary::-webkit-details-marker { display: none; }
.faq .sign {
  flex: 0 0 auto;
  width: 22px; height: 22px;
  position: relative;
}
.faq .sign::before,
.faq .sign::after {
  content: "";
  position: absolute;
  background: var(--steel);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.faq .sign::before { width: 14px; height: 1.5px; }
.faq .sign::after  { width: 1.5px; height: 14px; }
details.faq[open] .sign::after { display: none; } /* minus when open */
.faq-answer {
  padding: 0 0 1.4rem;
  color: var(--ink-70);
  max-width: 60ch;
  overflow: hidden;              /* so JS can animate its height */
}

/* =============================================================
   17. FINAL CTA + CONTACT FORM
   ============================================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: start;
}
.contact-intro h2 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 500;
  margin: 1rem 0 1.2rem;
}
.contact-intro h2 em { font-style: italic; color: var(--steel); }
.contact-meta { margin-top: 2rem; display: grid; gap: 1rem; }
.contact-meta div .k {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-55);
  display: block;
  margin-bottom: 0.2rem;
}

form.contact { display: grid; gap: 1.1rem; }
.field { display: grid; gap: 0.4rem; }
.field label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-70);
}
.field input,
.field select,
.field textarea {
  font-family: var(--body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--ink-12);
  border-radius: var(--radius);
  padding: 0.85rem 0.9rem;
  min-height: 44px;
  width: 100%;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--steel);
  outline: none;
  box-shadow: 0 0 0 3px rgba(76, 113, 137, 0.14);
}
.field-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}

/* =============================================================
   18. FOOTER
   ============================================================= */
.site-footer {
  border-top: 1px solid var(--ink-08);
  padding-block: clamp(2.5rem, 5vw, 4rem) 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3rem);
  margin-bottom: 2.5rem;
}
.footer-col h4 {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-55);
  margin-bottom: 1rem;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.55rem; }
.footer-col a, .footer-col address {
  color: var(--ink-70);
  font-style: normal;
  font-size: 0.95rem;
  line-height: 1.6;
}
.footer-col a:hover { color: var(--ink); }
.footer-wordmark {
  padding-top: 2rem;
  display: grid;
  gap: 1.2rem;
}
.footer-wordmark .brand { font-size: 1.6rem; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.5rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ink-55);
}
.footer-concept {
  margin-top: 0.75rem;
  max-width: 60ch;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  line-height: 1.6;
  color: var(--ink-55);
}
.social { display: flex; gap: 1.2rem; list-style: none; margin: 0; padding: 0; }
.social a {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-70);
}

/* skip link */
.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.7rem 1rem;
  border-radius: var(--radius);
  z-index: 100;
}
.skip:focus { left: 1rem; top: 1rem; color: #fff; }

/* =============================================================
   19. RESPONSIVE — tablet ≥640px, desktop ≥1024px
   ============================================================= */
@media (min-width: 640px) {
  .credbar-inner { grid-template-columns: repeat(4, 1fr); }
  .cred { border-top: 0; border-left: 1px solid var(--ink-08); }
  .cred:first-child { border-left: 0; }

  .results-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(3, 1fr); }
  .field-row { grid-template-columns: 1fr 1fr; }
  .service--feature .service-body { grid-template-columns: 1.1fr 0.9fr; align-items: start; }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr; /* asymmetric, ~55/45 */
    gap: clamp(3rem, 5vw, 5rem);
  }
  .hero { padding-bottom: calc(var(--section-y) + 12rem); } /* room for the dropped image */
  .hero-media { transform: translateY(14rem); } /* deliberately dropped far below the copy */
  .hero-media .ph--tall { aspect-ratio: 3 / 4; }      /* shorter than default */
  .hero-media .ph--img img { object-position: center bottom; } /* crop from the top */

  .about-grid { grid-template-columns: 0.85fr 1fr; } /* image column first */
  .about-media { order: -1; }                         /* image on the left */
  .about-grid.reverse { grid-template-columns: 1fr 0.85fr; }

  .results-grid { grid-template-columns: repeat(3, 1fr); }

  .quotes {
    grid-template-columns: repeat(12, 1fr);
    align-items: start;
  }
  .quote--a { grid-column: 1 / span 6; }
  .quote--b { grid-column: 8 / span 5; margin-top: 3rem; }
  .quote--c { grid-column: 3 / span 6; }

  .membership-grid { grid-template-columns: 1.4fr 0.9fr; }
  .membership-aside { border-top: 0; border-left: 1px solid rgba(199, 183, 144, 0.4); }

  .faq-grid { grid-template-columns: 0.8fr 1.2fr; gap: 4rem; }
  .contact-grid { grid-template-columns: 0.9fr 1.1fr; }
  .footer-grid { grid-template-columns: 1.4fr 0.8fr 0.8fr 0.9fr; }
}

/* mobile nav behaviour */
@media (max-width: 899px) {
  .menu-toggle { display: inline-flex; }
  .nav {
    position: fixed;
    inset: 68px 0 auto 0;
    background: var(--bg);
    border-bottom: 1px solid var(--ink-08);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem var(--gutter) 1.5rem;
    transform: translateY(-120%);
    visibility: hidden;
    transition: transform .22s ease, visibility .22s;
  }
  @media (prefers-reduced-motion: reduce) { .nav { transition: none; } }
  .nav.open { transform: translateY(0); visibility: visible; }
  .nav-links { flex-direction: column; gap: 0; width: 100%; }
  .nav-links li { border-bottom: 1px solid var(--ink-08); }
  .nav-links a { display: block; padding: 1rem 0; font-size: 1.05rem; }
  .nav .btn { margin-top: 1rem; justify-content: center; }
}