/* =========================================================================
   Heel Head Harmony — Design System
   v7 — testimonial carousel + contact subject dropdown + price "book" buttons.
   ========================================================================= */

/* ----- 1. Design tokens ------------------------------------------------- */
:root {
  --white:#ffffff; --mist:#e2f0e7; --ink:#12201e; --sage:#b5d6d1; --sky:#beddfa;
  --sky-soft:#eaf4fe; --sky-deep:#5b9bd1;
  --bg:var(--white); --bg-soft:var(--mist); --surface:var(--white);
  --text:var(--ink); --text-muted:#4b5a56; --primary:#2f5d54; --primary-dark:#234a43;
  --accent:var(--sage); --border:#d8e6df; --focus:#1c6f60;
  --font-heading:"Playfair Display", Georgia, "Times New Roman", serif;
  --font-body:"Libre Baskerville", Georgia, "Times New Roman", serif;
  --fs-base:1.0625rem; --lh-base:1.7;
  --space-1:.5rem; --space-2:1rem; --space-3:1.5rem; --space-4:2.5rem; --space-5:4rem; --space-6:6rem;
  --radius:18px; --radius-sm:10px; --radius-lg:28px;
  --shadow:0 10px 30px rgba(18,32,30,.08); --shadow-soft:0 4px 14px rgba(18,32,30,.06); --shadow-lg:0 24px 60px rgba(18,32,30,.14);
  --ease:cubic-bezier(.22,.61,.36,1); --dur:.5s;
  --maxw:1120px; --header-h:76px;
}

/* ----- 2. Reset & base -------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin:0; min-width:320px; font-family:var(--font-body); font-size:var(--fs-base); line-height:var(--lh-base);
  color:var(--text); background:var(--bg); -webkit-font-smoothing:antialiased; overflow-x:hidden; }
img { max-width:100%; height:auto; display:block; }
a { color:var(--primary); text-decoration-thickness:1px; text-underline-offset:3px; }
a:hover { color:var(--primary-dark); }
h1,h2,h3,h4 { font-family:var(--font-heading); line-height:1.15; color:var(--ink); font-weight:600; margin:0 0 var(--space-2); letter-spacing:-.01em; }
h1 { font-size:clamp(2.1rem,5.2vw,3.4rem); }
h2 { font-size:clamp(1.7rem,3.6vw,2.5rem); }
h3 { font-size:clamp(1.25rem,2.2vw,1.55rem); }
p { margin:0 0 var(--space-2); }
:focus-visible { outline:3px solid var(--focus); outline-offset:3px; border-radius:4px; }
::selection { background:var(--sky); color:var(--ink); }

/* ----- 3. Layout helpers ------------------------------------------------ */
.container { width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:clamp(1.1rem,4vw,2rem); }
.section { padding-block:clamp(var(--space-4),8vw,var(--space-6)); }
.section--soft { background:var(--bg-soft); }
.section--ink { background:var(--ink); color:#eaf3ef; }
.section--ink h1, .section--ink h2, .section--ink h3 { color:#fff; }
.center { text-align:center; }
.measure { max-width:62ch; }
.center.measure { margin-inline:auto; }
.grid { display:grid; gap:clamp(1.1rem,3vw,1.8rem); }
.grid--2 { grid-template-columns:repeat(2,1fr); }
.grid--3 { grid-template-columns:repeat(3,1fr); }
.grid--auto { grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); }

/* ----- 4. Skip link ----------------------------------------------------- */
.skip-link { position:absolute; left:12px; top:-60px; background:var(--ink); color:#fff; padding:.7rem 1.1rem; border-radius:var(--radius-sm); z-index:200; transition:top .2s var(--ease); }
.skip-link:focus { top:12px; color:#fff; }

/* ----- 5. Header / nav -------------------------------------------------- */
.site-header { position:sticky; top:0; z-index:100; background:rgba(255,255,255,.82); backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid transparent; transition:box-shadow .25s var(--ease), border-color .25s var(--ease); }
.site-header.is-stuck { box-shadow:var(--shadow-soft); border-bottom-color:var(--border); }
.nav { display:flex; align-items:center; justify-content:space-between; gap:var(--space-2); height:var(--header-h); }
.brand { display:inline-flex; align-items:center; gap:.65rem; font-family:var(--font-heading); font-weight:600; font-size:1.2rem; color:var(--ink); text-decoration:none; }
.brand img { height:44px; width:auto; }
.brand span { line-height:1.05; }
.nav-links { display:flex; align-items:center; gap:.25rem; list-style:none; margin:0; padding:0; }
.nav-links a { display:inline-block; padding:.55rem .85rem; border-radius:999px; color:var(--ink); text-decoration:none; font-size:.98rem; transition:background .2s var(--ease), color .2s var(--ease); }
.nav-links a:hover { background:var(--mist); }
.nav-links a[aria-current="page"] { background:var(--ink); color:#fff; }
.nav-cta { margin-left:.3rem; }
.nav-toggle { display:none; width:46px; height:46px; background:transparent; border:1px solid var(--border); border-radius:12px; cursor:pointer; align-items:center; justify-content:center; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { content:""; display:block; width:20px; height:2px; background:var(--ink); border-radius:2px; position:relative; transition:transform .3s var(--ease), opacity .2s var(--ease); }
.nav-toggle span::before { position:absolute; top:-6px; }
.nav-toggle span::after { position:absolute; top:6px; }
body.menu-open .nav-toggle span { background:transparent; }
body.menu-open .nav-toggle span::before { transform:translateY(6px) rotate(45deg); }
body.menu-open .nav-toggle span::after { transform:translateY(-6px) rotate(-45deg); }

/* ----- 6. Buttons ------------------------------------------------------- */
.btn { display:inline-flex; align-items:center; gap:.5rem; font-family:var(--font-body); font-size:1rem; font-weight:400; padding:.8rem 1.5rem; border-radius:999px; border:1px solid transparent; cursor:pointer; text-decoration:none; transition:transform .2s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease); }
.btn:hover { transform:translateY(-2px); }
.btn--primary { background:var(--primary); color:#fff; box-shadow:var(--shadow-soft); }
.btn--primary:hover { background:var(--primary-dark); color:#fff; }
.btn--ghost { background:transparent; border-color:var(--ink); color:var(--ink); }
.btn--ghost:hover { background:var(--ink); color:#fff; }
.btn--light { background:#fff; color:var(--ink); }

/* ----- 7. Eyebrow ------------------------------------------------------- */
.eyebrow { display:inline-block; font-family:var(--font-body); text-transform:uppercase; letter-spacing:.18em; font-size:.74rem; color:var(--primary); margin-bottom:var(--space-1); }

/* ----- 8. Cards --------------------------------------------------------- */
.card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:clamp(1.4rem,3vw,2rem); box-shadow:var(--shadow-soft); transition:transform .3s var(--ease), box-shadow .3s var(--ease); height:100%; }
.card:hover { transform:translateY(-4px); box-shadow:var(--shadow); }
.card .icon { width:54px; height:54px; border-radius:14px; display:grid; place-items:center; background:var(--mist); margin-bottom:var(--space-2); font-size:1.5rem; }
.card h3 { margin-bottom:.4rem; }
.card .price { font-family:var(--font-heading); font-size:1.15rem; color:var(--primary); font-weight:600; }
.card--media { padding:0; overflow:hidden; display:flex; flex-direction:column; }
.card-media { aspect-ratio:16/10; overflow:hidden; background:var(--mist); }
.card-media img { width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease); }
.card--media:hover .card-media img { transform:scale(1.04); }
.card-media--panel { display:grid; place-items:center; font-size:2.6rem; background:radial-gradient(120% 120% at 30% 20%, var(--sky-soft), var(--sage)); }
.card-body { padding:clamp(1.3rem,3vw,1.7rem); display:flex; flex-direction:column; gap:.3rem; flex:1; }
.card-body h3 { margin:0 0 .3rem; }
.card-body a { margin-top:auto; padding-top:.4rem; }

/* ----- 9. Hero ---------------------------------------------------------- */
.hero { position:relative; background:
    radial-gradient(120% 80% at 82% -12%, var(--sky) 0%, transparent 48%),
    radial-gradient(120% 80% at 80% -10%, var(--mist) 0%, transparent 55%),
    radial-gradient(90% 70% at -10% 110%, var(--sage) 0%, transparent 45%), var(--white);
  padding-block:clamp(var(--space-5),10vw,7rem); overflow:hidden; }
.hero .container { position:relative; z-index:2; }
.hero h1 { max-width:16ch; }
.hero p.lede { font-size:clamp(1.05rem,2vw,1.3rem); color:var(--text-muted); max-width:48ch; }
.hero-actions { display:flex; flex-wrap:wrap; gap:.8rem; margin-top:var(--space-3); }
.hero--split .container { display:grid; grid-template-columns:1.05fr .95fr; gap:clamp(1.5rem,5vw,3.5rem); align-items:center; }
.hero--split h1 { max-width:18ch; }
.hero-media { position:relative; }
.hero-media img { width:100%; height:100%; object-fit:cover; aspect-ratio:5/4; border-radius:var(--radius-lg); box-shadow:var(--shadow-lg), 0 0 0 6px var(--sky-soft); }

/* ----- 9b. Feature ------------------------------------------------------ */
.feature { display:grid; grid-template-columns:1fr 1fr; gap:clamp(1.5rem,5vw,3.5rem); align-items:center; }
.feature--flip .feature-media { order:2; }
.feature-media img { width:100%; height:100%; object-fit:cover; aspect-ratio:4/3; border-radius:var(--radius-lg); box-shadow:var(--shadow); }
.portrait { border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow); background:var(--mist); }
.portrait img { width:100%; height:100%; object-fit:cover; aspect-ratio:1/1; }

/* ----- 10. Price list --------------------------------------------------- */
.price-block { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:clamp(1.3rem,3vw,1.9rem); box-shadow:var(--shadow-soft); height:100%; display:flex; flex-direction:column; }
.price-block h3 { display:flex; align-items:center; gap:.6rem; }
.price-row { display:flex; justify-content:space-between; gap:1rem; padding:.6rem 0; border-bottom:1px dashed var(--border); }
.price-row:last-of-type { border-bottom:0; }
.price-row .amt { font-family:var(--font-heading); color:var(--primary); font-weight:600; white-space:nowrap; }
.price-book { align-self:flex-start; margin-top:1.1rem; } /* "Book this treatment" sits at the card foot */

/* ----- 11. Lists -------------------------------------------------------- */
.tick { list-style:none; padding:0; margin:0; }
.tick li { position:relative; padding-left:1.9rem; margin-bottom:.7rem; }
.tick li::before { content:"❧"; position:absolute; left:0; top:0; color:var(--sky-deep); font-size:1rem; }

/* ----- 12. Research links ----------------------------------------------- */
.research-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(240px,1fr)); gap:1rem; }
.research-item { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-sm); padding:1.1rem 1.2rem; transition:border-color .2s var(--ease), box-shadow .2s var(--ease); }
.research-item:hover { border-color:var(--sky); box-shadow:0 6px 18px rgba(91,155,209,.14); }
.research-item h3 { font-size:1.05rem; margin-bottom:.4rem; }
.research-item a { display:inline-block; font-size:.9rem; word-break:break-word; margin-bottom:.2rem; }

/* ----- 13. Forms -------------------------------------------------------- */
.form { display:grid; gap:1rem; max-width:560px; }
.field { display:grid; gap:.35rem; }
.field label { font-size:.95rem; color:var(--ink); }
.field input, .field textarea, .field select { font-family:var(--font-body); font-size:1rem; padding:.8rem 1rem; border:1px solid var(--border); border-radius:var(--radius-sm); background:#fff; color:var(--ink); width:100%; }
.field select { appearance:none; -webkit-appearance:none; cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%232f5d54' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 1rem center; padding-right:2.6rem; }
.field input:focus, .field textarea:focus, .field select:focus { border-color:var(--focus); outline:2px solid var(--focus); outline-offset:1px; }
.form-status { padding:.9rem 1.1rem; border-radius:var(--radius-sm); background:var(--mist); border:1px solid var(--sage); color:var(--ink); display:none; }
.form-status.is-visible { display:block; }

/* ----- 14. Testimonials + carousel -------------------------------------- */
.quote { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:clamp(1.4rem,3vw,2rem); box-shadow:var(--shadow-soft); height:100%; }
.quote p { font-style:italic; font-size:1.08rem; }
.quote .who { font-family:var(--font-heading); color:var(--primary); font-style:normal; font-weight:600; }
.tcarousel { position:relative; overflow:hidden; margin-top:1rem;
  -webkit-mask-image:linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image:linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.tcarousel-track { display:flex; gap:clamp(1rem,3vw,1.8rem); width:max-content; will-change:transform; }
.tcarousel-track .quote { flex:0 0 auto; width:min(360px, 80vw); height:auto; display:flex; flex-direction:column; }
.tcarousel-track .quote p { margin-bottom:.8rem; }
.tcarousel:hover .tcarousel-track.is-scrolling,
.tcarousel:focus-within .tcarousel-track.is-scrolling { animation-play-state:paused; }
@keyframes hhh-marquee { from { transform:translateX(0); } to { transform:translateX(-50%); } }

/* ----- 15. FAQ ---------------------------------------------------------- */
.faq details { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-sm); padding:.3rem 1.2rem; margin-bottom:.8rem; }
.faq summary { cursor:pointer; padding:.9rem 0; font-family:var(--font-heading); font-size:1.1rem; color:var(--ink); list-style:none; display:flex; justify-content:space-between; align-items:center; gap:1rem; }
.faq summary::-webkit-details-marker { display:none; }
.faq summary::after { content:"+"; color:var(--sky-deep); font-size:1.4rem; }
.faq details[open] summary::after { content:"–"; }
.faq details p { padding-bottom:1rem; margin:0; color:var(--text-muted); }

/* ----- 17. Footer ------------------------------------------------------- */
.site-footer { background:var(--ink); color:#cfe0da; padding-block:var(--space-5) var(--space-3); }
.site-footer a { color:#eaf3ef; }
.footer-grid { display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:2rem; }
.site-footer h4 { color:#fff; font-size:1.1rem; margin-bottom:.8rem; }
.footer-nav { list-style:none; padding:0; margin:0; display:grid; gap:.5rem; }
.footer-brand { display:inline-flex; align-items:center; gap:.6rem; color:#fff; font-family:var(--font-heading); font-size:1.3rem; text-decoration:none; }
.footer-brand img { height:46px; width:auto; }
.footer-bottom { margin-top:var(--space-3); padding-top:var(--space-2); border-top:1px solid rgba(255,255,255,.12); display:flex; flex-wrap:wrap; gap:.6rem; justify-content:space-between; font-size:.85rem; color:#a9c1ba; }
.social { display:flex; gap:.6rem; margin-top:.9rem; }
.social a { width:42px; height:42px; border-radius:50%; display:grid; place-items:center; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.16); transition:background .2s var(--ease), transform .2s var(--ease); }
.social a:hover { background:var(--sky-deep); transform:translateY(-2px); }
.social svg { width:20px; height:20px; fill:#eaf3ef; }
.badges { display:flex; flex-wrap:wrap; align-items:center; gap:.7rem; margin-top:1.1rem; }
.aor-badge { display:inline-flex; align-items:center; background:#fff; border-radius:12px; padding:8px 12px; box-shadow:var(--shadow-soft); }
.aor-badge img { height:54px; width:auto; }
.footer-disclaimer { margin-top:var(--space-4); padding-top:var(--space-2); border-top:1px solid rgba(255,255,255,.12); font-size:.82rem; color:#a9c1ba; max-width:92ch; }

/* ----- 18. Scroll-reveal ------------------------------------------------ */
.reveal { opacity:0; transform:translateY(22px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity:1; transform:none; }

/* ----- 18b. Trust strip ------------------------------------------------- */
.trust { display:grid; grid-template-columns:repeat(auto-fit,minmax(210px,1fr)); gap:clamp(1rem,3vw,1.6rem); margin-top:1.6rem; }
.trust-item { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:1.5rem 1.4rem; box-shadow:var(--shadow-soft); text-align:center; }
.trust-item .icon { width:54px; height:54px; margin:0 auto var(--space-1); border-radius:50%; display:grid; place-items:center; background:var(--sky-soft); font-size:1.4rem; }
.trust-item .ico { color:var(--sky-deep); }
.trust-item h3 { font-size:1.1rem; margin-bottom:.3rem; }
.trust-item p { margin:0; font-size:.95rem; color:var(--text-muted); }

/* ----- 18c. Steps ------------------------------------------------------- */
.steps { display:grid; gap:1rem; margin-top:1.2rem; }
.step { display:grid; grid-template-columns:auto 1fr; gap:1.1rem; align-items:start; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:1.2rem 1.4rem; box-shadow:var(--shadow-soft); }
.step .num { width:42px; height:42px; border-radius:50%; background:var(--primary); color:#fff; display:grid; place-items:center; font-family:var(--font-heading); font-weight:600; font-size:1.15rem; }
.step h3 { font-size:1.1rem; margin:0 0 .2rem; }
.step p { margin:0; color:var(--text-muted); }

/* ----- 18d. Icons ------------------------------------------------------- */
.ico { width:26px; height:26px; color:var(--primary); display:block; }
.icon .ico { width:28px; height:28px; }
.ico--h3 { width:22px; height:22px; flex:0 0 auto; }
.ico--xl { width:52px; height:52px; color:var(--primary); opacity:.9; }

/* ----- 19. Utilities ---------------------------------------------------- */
.mt-0 { margin-top:0; } .mb-0 { margin-bottom:0; }
.lede { color:var(--text-muted); }
.badge { display:inline-block; font-size:.78rem; letter-spacing:.04em; background:var(--sky-soft); color:var(--ink); padding:.3rem .8rem; border-radius:999px; margin:.15rem; }
.note { background:var(--mist); border-left:4px solid var(--sky-deep); border-radius:var(--radius-sm); padding:1rem 1.2rem; color:var(--ink); }

/* ----- 20. Responsive --------------------------------------------------- */
@media (max-width:860px) {
  .nav-toggle { display:inline-flex; }
  .nav-links { position:fixed; inset:var(--header-h) 0 auto 0; flex-direction:column; align-items:stretch; gap:.2rem; background:#fff; padding:1rem clamp(1.1rem,4vw,2rem) 1.5rem; border-bottom:1px solid var(--border); box-shadow:var(--shadow); transform:translateY(-140%); transition:transform .35s var(--ease); max-height:calc(100vh - var(--header-h)); overflow-y:auto; }
  body.menu-open .nav-links { transform:translateY(0); }
  .nav-links a { padding:.85rem 1rem; border-radius:var(--radius-sm); font-size:1.05rem; }
  .nav-links .nav-cta { margin:.4rem 0 0; }
  .nav-links .nav-cta .btn { width:100%; justify-content:center; }
  .grid--2, .grid--3 { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr; gap:1.6rem; }
  .hero--split .container { grid-template-columns:1fr; }
  .hero-media { order:-1; margin-bottom:.5rem; }
  .hero-media img { aspect-ratio:16/10; }
  .feature, .feature--flip { grid-template-columns:1fr; }
  .feature--flip .feature-media { order:-1; }
}
@media (max-width:560px) {
  :root { --fs-base:1rem; }
  .hero-actions { flex-direction:column; align-items:stretch; }
  .hero-actions .btn { justify-content:center; }
  .price-row { flex-direction:column; gap:.15rem; }
  .price-row .amt { align-self:flex-start; }
  .price-book { align-self:stretch; justify-content:center; }
}
@media (max-width:480px) {
  .brand span { font-size:1.05rem; }
  .footer-bottom { flex-direction:column; }
}

/* ----- 21. Reduced motion ---------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  *, *::before, *::after { animation-duration:.001ms !important; transition-duration:.001ms !important; }
  .reveal { opacity:1; transform:none; }
  .tcarousel { overflow-x:auto; -webkit-mask-image:none; mask-image:none; }
  .tcarousel-track { animation:none !important; }
}