/* ============================================================
 * SKIN AESTHETICS BY KRYSTIAN - SHARED SITE STYLES
 * Dark theme · Concept A structure × Concept C palette
 * Per 28 Apr Fathom call: forest + green, see-through glass nav,
 * "Reserve your consultation" CTA, no gold/champagne, no pricing.
 * Import order: tokens.css → site.css → motion.css → page-specific
 * ============================================================ */

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  font-family: var(--sk-font-ui);
  background: var(--sk-bg-dark);
  color: var(--sk-ink-on-dark);
  -webkit-font-smoothing: antialiased;
  font-weight: 300;
  line-height: 1.55;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

::selection {
  background: var(--sk-green-accent);
  color: var(--sk-on-accent);
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(24px, 4vw, 40px);
}

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--sk-font-mono);
  font-size: 10.5px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--sk-ink-on-dark-muted);
  font-weight: 500;
}
.eyebrow::before {
  content: "";
  width: 32px; height: 1px;
  background: var(--sk-green-accent);
}

/* ---------- Buttons ---------- */
.btn-primary {
  background: var(--sk-green-accent);
  color: var(--sk-on-accent);
  padding: 16px clamp(22px, 3vw, 36px);
  min-height: 48px;
  border: 0;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--sk-font-ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--sk-dur) var(--sk-ease), transform var(--sk-dur) var(--sk-ease), box-shadow var(--sk-dur) var(--sk-ease);
  box-shadow: 0 10px 26px var(--sk-green-glow);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: #DCBF7B;
  transform: translateY(-1px);
  outline: none;
}

.btn-ghost {
  background: transparent;
  color: var(--sk-ink-on-dark);
  padding: 16px clamp(22px, 3vw, 30px);
  min-height: 48px;
  border:1px solid rgba(31,51,40,0.30);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--sk-font-ui);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: border-color var(--sk-dur) var(--sk-ease), color var(--sk-dur) var(--sk-ease), background var(--sk-dur) var(--sk-ease);
}
.btn-ghost:hover, .btn-ghost:focus-visible {
  border-color: var(--sk-green-accent);
  color:var(--sk-accent-ink);
  outline: none;
}

/* ---------- NAV - see-through glass over dark ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  padding: 18px clamp(24px, 4vw, 40px);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  background: rgba(243,239,229,0.42);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  backdrop-filter: blur(14px) saturate(1.1);
  border-bottom:1px solid rgba(31,51,40,0.11);
  min-height: 72px;
}

.nav-left ul, .nav-right-links ul, .nav-right ul {
  list-style: none; padding: 0; margin: 0;
  display: flex; gap: clamp(20px, 2.2vw, 32px); align-items: center;
  font-family: var(--sk-font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sk-ink-on-dark);
}
.nav-left ul > li, .nav-right ul > li { position: relative; }
.nav-left ul a, .nav-right-links ul a, .nav-right ul a {
  color:rgba(31,51,40,0.84);
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 0;
  min-height: 44px;
  transition: color var(--sk-dur-fast) var(--sk-ease);
}
.nav-left ul a:hover, .nav-left ul a:focus-visible,
.nav-right-links ul a:hover, .nav-right-links ul a:focus-visible,
.nav-right ul a:hover, .nav-right ul a:focus-visible {
  color:var(--sk-accent-ink);
  outline: none;
}
.nav-left ul .has-mega > a::after {
  content: "";
  width: 5px; height: 5px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  opacity: 0.55;
  transition: transform var(--sk-dur-fast) var(--sk-ease), opacity var(--sk-dur-fast) var(--sk-ease);
}
.nav-left ul .has-mega:hover > a::after,
.nav-left ul .has-mega:focus-within > a::after {
  transform: translateY(2px) rotate(225deg);
  opacity: 1;
}

.nav-center { text-align: center; }
.nav-center a { display: inline-block; }
.nav-center img {
  height: 34px;
  display: block;
}

.nav-right {
  display: flex; justify-content: flex-end; align-items: center;
  gap: clamp(14px, 1.8vw, 22px);
}
.nav-right .phone {
  font-family: var(--sk-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--sk-ink-on-dark-muted);
}
.nav-right .phone a:hover { color:var(--sk-accent-ink); }

.nav-cta {
  padding: 12px 22px;
  min-height: 44px;
  background: rgba(201,169,97,0.26);
  color: #1F3328;
  border: 1.5px solid var(--sk-green-accent);
  display: inline-flex; align-items: center;
  font-family: var(--sk-font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: background var(--sk-dur) var(--sk-ease), color var(--sk-dur) var(--sk-ease), border-color var(--sk-dur) var(--sk-ease);
}
.nav-cta:hover, .nav-cta:focus-visible {
  background: var(--sk-green-accent);
  color: var(--sk-on-accent);
  outline: none;
}

/* ---------- Mega menu (Treatments) ---------- */
.mega {
  position: absolute; top: calc(100% + 14px); left: -18px;
  min-width: 340px;
  background: rgba(243,239,229,0.96);
  -webkit-backdrop-filter: blur(20px) saturate(1.1);
  backdrop-filter: blur(20px) saturate(1.1);
  border: 1px solid rgba(201,169,97,0.22);
  border-top: 1px solid var(--sk-green-accent);
  padding: 10px 0;
  opacity: 0; visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.22s var(--sk-ease), transform 0.22s var(--sk-ease), visibility 0.22s var(--sk-ease);
  box-shadow: 0 24px 60px rgba(243,239,229,0.55);
}
/* Wide variant - three categorical columns, used when the treatment
   menu carries the full clinical list rather than the small set. */
.mega.mega-wide {
  display: grid;
  grid-template-columns: repeat(3, minmax(230px, 1fr));
  min-width: 760px;
  padding: 18px 0;
  gap: 0;
}
.mega .mega-col {
  display: flex;
  flex-direction: column;
  padding: 4px 0;
  border-right:1px solid rgba(31,51,40,0.11);
}
.mega .mega-col:last-child { border-right: 0; }
.mega .mega-col-label {
  font-family: var(--sk-font-mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color:var(--sk-accent-ink);
  padding: 6px 22px 12px;
  border-bottom: 1px solid rgba(201,169,97,0.18);
  margin-bottom: 4px;
}
.mega .mega-col a {
  padding: 10px 22px;
  min-height: 0;
}
.mega .mega-col a .mega-name { font-size: 17px; }
@media (max-width: 1100px) {
  .mega.mega-wide { min-width: 680px; grid-template-columns: repeat(3, minmax(200px, 1fr)); }
}
.has-mega:hover > .mega,
.has-mega:focus-within > .mega {
  opacity: 1; visibility: visible;
  transform: translateY(0);
}
.mega a {
  display: flex; flex-direction: column; gap: 3px;
  padding: 14px 22px;
  text-transform: none; letter-spacing: normal;
  border-left: 1px solid transparent;
  transition: background var(--sk-dur-fast) var(--sk-ease), border-color var(--sk-dur-fast) var(--sk-ease);
  color:rgba(31,51,40,0.92);
  min-height: 44px;
}
.mega a .mega-name {
  font-family: var(--sk-font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 19px;
  line-height: 1.2;
  letter-spacing: -0.005em;
  color:rgba(31,51,40,0.92);
}
.mega a .mega-sub {
  font-family: var(--sk-font-mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sk-ink-on-dark-muted);
}
.mega a:hover, .mega a:focus-visible {
  background: rgba(201,169,97,0.10);
  border-left-color: var(--sk-green-accent);
  outline: none;
}
.mega a:hover .mega-name,
.mega a:focus-visible .mega-name { color:var(--sk-accent-ink); }

/* ---------- Hamburger trigger (mobile) ---------- */
.nav-burger {
  display: none;
  background: transparent;
  border:1px solid rgba(31,51,40,0.25);
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  cursor: pointer;
  padding: 0;
}
.nav-burger span {
  display: block;
  width: 18px; height: 1px;
  background: var(--sk-ink-on-dark);
  position: relative;
}
.nav-burger span::before, .nav-burger span::after {
  content: ""; position: absolute; left: 0;
  width: 18px; height: 1px;
  background: var(--sk-ink-on-dark);
}
.nav-burger span::before { top: -6px; }
.nav-burger span::after  { top: 6px; }

/* ---------- Mobile drawer (hidden by default) ---------- */
.nav-drawer {
  position: fixed; inset: 0 0 0 auto;
  width: min(360px, 86vw);
  background: rgba(243,239,229,0.96);
  -webkit-backdrop-filter: blur(24px) saturate(1.1);
  backdrop-filter: blur(24px) saturate(1.1);
  border-left: 1px solid rgba(201,169,97,0.22);
  z-index: 200;
  transform: translateX(100%);
  transition: transform 0.32s var(--sk-ease);
  padding: 80px 32px 40px;
  display: flex; flex-direction: column; gap: 8px;
  overflow-y: auto;
}
.nav-drawer.is-open { transform: translateX(0); }
.nav-drawer-close {
  position: absolute; top: 22px; right: 22px;
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  background: transparent; border:1px solid rgba(31,51,40,0.25);
  color: var(--sk-ink-on-dark);
  font-family: var(--sk-font-mono); font-size: 16px;
  cursor: pointer;
}
.nav-drawer a {
  display: block;
  padding: 14px 4px;
  font-family: var(--sk-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color:rgba(31,51,40,0.88);
  border-bottom:1px solid rgba(31,51,40,0.13);
  min-height: 44px;
}
.nav-drawer a:hover, .nav-drawer a:focus-visible {
  color:var(--sk-accent-ink);
  outline: none;
}
.nav-drawer .drawer-cta {
  margin-top: 18px;
  border: 1px solid var(--sk-green-accent);
  padding: 14px;
  text-align: center;
  color:var(--sk-accent-ink);
}
.nav-scrim {
  position: fixed; inset: 0;
  background: rgba(243,239,229,0.5);
  opacity: 0; pointer-events: none;
  transition: opacity 0.28s var(--sk-ease);
  z-index: 150;
}
.nav-scrim.is-open { opacity: 1; pointer-events: auto; }

/* ---------- Section foundations ---------- */
.sec {
  padding: clamp(72px, 12vw, 140px) 0;
  position: relative;
}
.sec-darker { background: var(--sk-bg-darker); }
.sec-tint   { background: #E9E3D5; }

.sec-hdr {
  margin-bottom: clamp(40px, 7vw, 72px);
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(28px, 4vw, 60px);
  align-items: end;
}
.sec-hdr h2 {
  font-family: var(--sk-font-display);
  font-weight: 300;
  font-size: clamp(34px, 5vw, 62px);
  line-height: 1.04;
  letter-spacing: -0.018em;
  color:rgba(31,51,40,0.92);
  margin: 0;
}
.sec-hdr h2 em {
  font-style: italic;
  color:var(--sk-accent-ink);
  font-weight: 300;
}
.sec-hdr .eyebrow { margin-bottom: 18px; }
.sec-hdr-aside {
  font-size: 15px;
  line-height: 1.62;
  color:rgba(31,51,40,0.78);
  font-weight: 300;
  padding-bottom: 6px;
}

/* ---------- Credentials strip ---------- */
.credentials {
  background: var(--sk-bg-darker);
  padding: 22px 0;
  border-top:1px solid rgba(31,51,40,0.11);
  border-bottom:1px solid rgba(31,51,40,0.11);
  overflow: hidden;
}
.cred-row {
  display: flex;
  gap: clamp(20px, 3vw, 56px);
  justify-content: center;
  align-items: center;
  font-family: var(--sk-font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color:rgba(31,51,40,0.72);
  flex-wrap: wrap;
}
.cred-row span { display: inline-flex; align-items: center; gap: 10px; }
.cred-row span::before {
  content: "";
  width: 3px; height: 3px;
  border-radius: 50%;
  background: var(--sk-green-accent);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--sk-bg-darker);
  padding: 80px 0 56px;
  border-top:1px solid rgba(31,51,40,0.11);
  font-size: 13px;
  color:rgba(76,72,64,0.85);
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: clamp(32px, 4vw, 64px);
  padding-bottom: 56px;
  border-bottom:1px solid rgba(31,51,40,0.11);
}
.footer-brand img {
  height: 32px;
  margin-bottom: 24px;
  opacity: 0.92;
}
.footer-brand p {
  font-family: var(--sk-font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 18px;
  line-height: 1.5;
  color:rgba(31,51,40,0.78);
  max-width: 280px;
  margin: 0 0 24px;
}
.footer-brand .footer-cta {
  display: inline-flex; align-items: center;
  padding: 12px 22px;
  border: 1px solid var(--sk-green-accent);
  color:var(--sk-accent-ink);
  font-family: var(--sk-font-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: background var(--sk-dur) var(--sk-ease), color var(--sk-dur) var(--sk-ease);
  min-height: 44px;
}
.footer-brand .footer-cta:hover {
  background: var(--sk-green-accent);
  color: var(--sk-on-accent);
}

.footer-col h4 {
  font-family: var(--sk-font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color:rgba(31,51,40,0.86);
  margin: 0 0 18px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 12px; }
.footer-col a {
  color:rgba(76,72,64,0.85);
  font-size: 14px;
  transition: color var(--sk-dur-fast) var(--sk-ease);
}
.footer-col a:hover { color:var(--sk-accent-ink); }
.footer-col address {
  font-style: normal;
  font-size: 14px;
  color:rgba(31,51,40,0.72);
  line-height: 1.6;
}

.footer-bot {
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--sk-font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color:rgba(76,72,64,0.85);
}

/* ---------- FAQ - considered questions (shared across pages) ---------- */
.faq { background: #E9E3D5; }
.faq-list {
  max-width: 880px;
  margin: 0 auto;
}
.faq-item {
  padding: 28px 0;
  border-top:1px solid rgba(31,51,40,0.15);
}
.faq-item:last-child { border-bottom:1px solid rgba(31,51,40,0.15); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 24px;
  font-family: var(--sk-font-display);
  font-size: clamp(20px, 2.2vw, 26px);
  line-height: 1.3;
  color:rgba(31,51,40,0.92);
  font-weight: 400;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary h3 {
  margin: 0;
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
  line-height: inherit;
  color: inherit;
  letter-spacing: inherit;
  font-style: normal;
  display: inline;
}
.faq-item summary::after {
  content: "+";
  font-family: var(--sk-font-mono);
  font-size: 22px;
  color:var(--sk-accent-ink);
  transition: transform var(--sk-dur) var(--sk-ease);
  display: inline-block;
  flex-shrink: 0;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item p {
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.7;
  color:rgba(31,51,40,0.78);
  font-weight: 300;
  max-width: 720px;
}

/* ---------- Academy "Why learn here" lede block ---------- */
.why-learn {
  padding: clamp(72px, 9vw, 120px) 0;
  background: var(--sk-bg-darker);
}
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 6vw, 96px);
  max-width: 1240px;
  margin: 0 auto;
  align-items: start;
}
@media (max-width: 720px) {
  .why-grid { grid-template-columns: 1fr; }
}
.why-grid h2 {
  font-family: var(--sk-font-display);
  font-weight: 300;
  font-size: clamp(36px, 4.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.018em;
  color:rgba(31,51,40,0.92);
  margin: 0;
}
.why-grid h2 em {
  font-style: italic;
  color:var(--sk-accent-ink);
  display: block;
}
.why-quote {
  font-family: var(--sk-font-display);
  font-style: italic;
  font-size: clamp(20px, 1.8vw, 24px);
  line-height: 1.5;
  color:rgba(31,51,40,0.92);
  margin: 0 0 22px;
  font-weight: 300;
  border-left: 2px solid var(--sk-green-accent);
  padding-left: 20px;
}
.why-body {
  font-size: 16px;
  line-height: 1.7;
  color:rgba(31,51,40,0.78);
  font-weight: 300;
  margin: 0;
}

/* ---------- Mobile sticky CTA ---------- */
.mobile-sticky-cta {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 90;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: rgba(243,239,229,0.94);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(201,169,97,0.32);
}
.mobile-sticky-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  background: var(--sk-green-accent);
  color: var(--sk-on-accent);
  font-family: var(--sk-font-ui);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 2px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .sec-hdr {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 720px) {
  .nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 60px;
    padding: 12px 20px;
  }
  .nav-left, .nav-right,
  .nav-left ul, .nav-right-links ul,
  .nav-right .phone, .nav-right .nav-cta {
    display: none;
  }
  .nav-center { text-align: left; }
  .nav-burger { display: inline-flex; margin-left: auto; }
  .nav-center img { height: 26px; width: auto; }

  .container { padding: 0 22px; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .footer-bot { justify-content: center; text-align: center; }
  .mobile-sticky-cta { display: block; }

  /* Prevent the sticky CTA from sitting on top of the footer */
  body { padding-bottom: 72px; }
}

/* ---------- Drawer + scrim z-index: nav stays accessible ---------- */
.nav.is-scrolled {
  background: rgba(243,239,229,0.78);
  border-bottom-color:rgba(31,51,40,0.15);
}

/* ---------- Contact form focus state (accessibility, WCAG 2.4.7) ---------- */
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus,
.contact-form button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--sk-green-accent);
  border-color: var(--sk-green-accent);
}

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute; left: -9999px; top: auto;
  width: 1px; height: 1px; overflow: hidden;
  background: var(--sk-bg-dark);
  color:var(--sk-accent-ink);
  font-family: var(--sk-font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 12px 18px;
  z-index: 1000;
}
.skip-link:focus {
  left: 12px; top: 12px;
  width: auto; height: auto;
}