/* ==========================================================================
   MYOSYNC CLINIC — design system
   Brand: #00AEFF on deep ink, Space Grotesk display / Inter body
   ========================================================================== */

:root {
  --cyan: #00AEFF;
  --cyan-deep: #0083C4;
  --cyan-dark: #005E8E;
  --cyan-tint: #E9F7FF;
  --cyan-tint-2: #D2EFFF;
  --ink: #06222F;
  --ink-2: #0A3245;
  --slate: #4A6675;
  --mist: #F4FAFD;
  --white: #FFFFFF;
  --line: rgba(6, 34, 47, 0.10);
  --shadow-sm: 0 1px 2px rgba(6,34,47,.05), 0 4px 12px rgba(6,34,47,.05);
  --shadow-md: 0 2px 4px rgba(6,34,47,.05), 0 12px 32px rgba(6,34,47,.10);
  --shadow-lg: 0 4px 8px rgba(6,34,47,.06), 0 24px 64px rgba(6,34,47,.14);
  --glow: 0 8px 40px rgba(0,174,255,.35);
  --r-sm: 10px;
  --r-md: 18px;
  --r-lg: 28px;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --wrap: 1180px;
  --ease: cubic-bezier(.22,.61,.24,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

::selection { background: var(--cyan); color: #fff; }

/* ---------- typography ---------- */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.12; letter-spacing: -0.015em; font-weight: 600; }
.display { font-size: clamp(2.6rem, 6vw, 4.4rem); }
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
.lede { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--slate); max-width: 62ch; }
.kicker {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--font-display);
  font-size: .78rem; font-weight: 600;
  letter-spacing: .28em; text-transform: uppercase;
  color: var(--cyan-deep);
  margin-bottom: 1.1rem;
}
.kicker::before { content: ""; width: 26px; height: 2px; background: var(--cyan); border-radius: 2px; }
.kicker--center::after { content: ""; width: 26px; height: 2px; background: var(--cyan); border-radius: 2px; }

/* ---------- layout ---------- */
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 2.5rem); }
section { padding: clamp(4rem, 9vw, 7.5rem) 0; position: relative; }
.section-head { max-width: 720px; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head--center .lede { margin-left: auto; margin-right: auto; }
.section-head h2 { margin-bottom: 1rem; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font-family: var(--font-display); font-weight: 600; font-size: .95rem;
  padding: .95rem 1.9rem; border-radius: 999px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, color .25s;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; flex: none; transition: transform .25s var(--ease); }
.btn:hover svg { transform: translateX(3px); }
.btn--primary { background: var(--cyan); color: #fff; box-shadow: var(--glow); }
.btn--primary:hover { transform: translateY(-2px); background: #14B6FF; }
.btn--ink { background: var(--ink); color: #fff; }
.btn--ink:hover { transform: translateY(-2px); background: var(--ink-2); }
.btn--ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn--ghost:hover { box-shadow: inset 0 0 0 1.5px var(--cyan); color: var(--cyan-deep); }
.btn--ghost-light { background: rgba(255,255,255,.08); color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.25); backdrop-filter: blur(8px); }
.btn--ghost-light:hover { background: rgba(255,255,255,.16); }
.btn--lg { padding: 1.15rem 2.4rem; font-size: 1.02rem; }

/* ---------- header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background .3s, box-shadow .3s, backdrop-filter .3s;
}
.site-header.is-scrolled {
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  box-shadow: 0 1px 0 var(--line);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px; max-width: 1320px;
}
.brand { display: flex; align-items: center; gap: .7rem; }
.brand img { height: 44px; width: 44px; }
.brand-word { font-family: var(--font-display); font-weight: 600; letter-spacing: .3em; font-size: 1.02rem; color: var(--ink); }
.brand-word span { display: block; font-size: .5rem; letter-spacing: .34em; color: var(--cyan-deep); font-weight: 500; margin-top: .1rem; }

.nav { display: flex; align-items: center; gap: 2rem; }
.nav a:not(.btn) {
  font-size: .92rem; font-weight: 500; color: var(--ink-2);
  position: relative; padding: .3rem 0;
}
.nav a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--cyan); border-radius: 2px; transition: width .25s var(--ease);
}
.nav a:not(.btn):hover::after, .nav a.is-active::after { width: 100%; }
.nav a.is-active { color: var(--cyan-deep); }
.nav .btn { padding: .7rem 1.5rem; font-size: .88rem; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: .6rem; z-index: 110; }
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: .3s var(--ease); }

/* header over dark hero */
.header-dark:not(.is-scrolled) .brand-word, .header-dark:not(.is-scrolled) .nav a:not(.btn) { color: #fff; }
.header-dark:not(.is-scrolled) .brand-word span { color: var(--cyan); }
.header-dark:not(.is-scrolled) .nav-toggle span { background: #fff; }

@media (max-width: 920px) {
  .nav {
    position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 1.6rem;
    background: rgba(6,34,47,.97); backdrop-filter: blur(20px);
    opacity: 0; pointer-events: none; transition: opacity .3s;
  }
  .nav a:not(.btn) { color: #fff !important; font-size: 1.35rem; font-family: var(--font-display); }
  .nav.is-open { opacity: 1; pointer-events: auto; }
  .nav-toggle { display: flex; }
  .nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); background: #fff; }
  .nav-toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: #fff; }
}

/* ---------- hero (dark) ---------- */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(120% 140% at 85% -10%, #0E4A66 0%, var(--ink-2) 45%, var(--ink) 100%);
  color: #fff;
  padding: calc(76px + clamp(4rem, 10vw, 8rem)) 0 clamp(4.5rem, 9vw, 7rem);
}
.hero .kicker { color: var(--cyan); }
.hero .kicker::before { background: var(--cyan); }
.hero h1 { color: #fff; max-width: 15ch; }
.hero h1 em { font-style: normal; color: var(--cyan); }
.hero .lede { color: rgba(255,255,255,.72); margin: 1.5rem 0 2.4rem; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.hero-art { position: relative; }
.hero-art svg { width: 100%; height: auto; }

.hero-stats {
  display: flex; flex-wrap: wrap; gap: clamp(1.5rem, 4vw, 3.5rem);
  margin-top: clamp(2.8rem, 5vw, 4.5rem);
  padding-top: 2rem; border-top: 1px solid rgba(255,255,255,.14);
}
.hero-stat b { font-family: var(--font-display); font-size: 1.7rem; font-weight: 600; display: block; color: var(--cyan); }
.hero-stat small { color: rgba(255,255,255,.6); font-size: .85rem; }

.hero-orb {
  position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; pointer-events: none;
  background: var(--cyan);
}
@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { max-width: 420px; margin: 0 auto; }
}

/* ---------- ticker ---------- */
.ticker { background: var(--cyan); color: #fff; padding: .85rem 0; overflow: hidden; }
.ticker-track { display: flex; gap: 3rem; width: max-content; animation: ticker 30s linear infinite; }
.ticker-track span { font-family: var(--font-display); font-size: .82rem; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; display: flex; align-items: center; gap: 3rem; white-space: nowrap; }
.ticker-track span::after { content: "●"; font-size: .5rem; opacity: .6; }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- cards & grids ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.4rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; }
@media (max-width: 980px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 2rem 1.8rem; transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,174,255,.35); }
.card h3 { margin: 1.1rem 0 .6rem; }
.card p { color: var(--slate); font-size: .96rem; }
.card-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--cyan-tint); color: var(--cyan-deep);
  display: grid; place-items: center;
}
.card-icon svg { width: 26px; height: 26px; }
.card-link { display: inline-flex; align-items: center; gap: .4rem; margin-top: 1.1rem; font-weight: 600; font-size: .9rem; color: var(--cyan-deep); font-family: var(--font-display); }
.card-link svg { width: 15px; height: 15px; transition: transform .25s var(--ease); }
.card:hover .card-link svg { transform: translateX(4px); }

/* ---------- method (numbered pillars) ---------- */
.method { background: var(--ink); color: #fff; overflow: hidden; }
.method .section-head h2, .method h3 { color: #fff; }
.method .lede { color: rgba(255,255,255,.65); }
.method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; counter-reset: step; }
.method-card {
  position: relative; border: 1px solid rgba(255,255,255,.12); border-radius: var(--r-md);
  padding: 2.4rem 2rem; background: rgba(255,255,255,.03);
  transition: background .3s, border-color .3s, transform .3s var(--ease);
}
.method-card:hover { background: rgba(0,174,255,.08); border-color: rgba(0,174,255,.5); transform: translateY(-6px); }
.method-card::before {
  counter-increment: step; content: "0" counter(step);
  font-family: var(--font-display); font-size: 3rem; font-weight: 700;
  color: transparent; -webkit-text-stroke: 1.5px rgba(0,174,255,.75);
  display: block; margin-bottom: 1.2rem;
}
.method-card h3 { font-size: 1.35rem; letter-spacing: .06em; text-transform: uppercase; }
.method-card p { color: rgba(255,255,255,.65); font-size: .95rem; margin-top: .7rem; }
@media (max-width: 900px) { .method-grid { grid-template-columns: 1fr; } }

/* ---------- alt sections ---------- */
.tint { background: var(--mist); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 6vw, 5.5rem); align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.split-art { border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.split-art svg, .split-art img { width: 100%; height: auto; display: block; }

.checklist { margin-top: 1.6rem; display: grid; gap: .9rem; }
.checklist li { display: flex; gap: .8rem; align-items: flex-start; color: var(--ink-2); }
.checklist li svg { width: 22px; height: 22px; flex: none; color: var(--cyan); margin-top: .15rem; }
.checklist li b { font-weight: 600; }

/* ---------- steps timeline ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
@media (max-width: 980px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; padding: 1.8rem 1.5rem; border-radius: var(--r-md); background: var(--white); border: 1px solid var(--line); }
.step-num {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  background: var(--cyan); color: #fff; font-family: var(--font-display); font-weight: 700;
  margin-bottom: 1rem; box-shadow: var(--glow);
}
.step h3 { font-size: 1.1rem; margin-bottom: .4rem; }
.step p { font-size: .92rem; color: var(--slate); }

/* ---------- testimonials ---------- */
.stars { color: #FFB800; letter-spacing: .15em; font-size: .95rem; }
.quote-card { display: flex; flex-direction: column; gap: 1.1rem; }
.quote-card blockquote { font-size: 1.02rem; color: var(--ink-2); line-height: 1.6; }
.quote-who { display: flex; align-items: center; gap: .9rem; margin-top: auto; }
.quote-avatar {
  width: 46px; height: 46px; border-radius: 50%; flex: none;
  background: linear-gradient(135deg, var(--cyan), var(--cyan-dark));
  color: #fff; display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700;
}
.quote-who b { display: block; font-size: .95rem; }
.quote-who small { color: var(--slate); font-size: .82rem; }

/* ---------- area chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.4rem; }
.chip {
  padding: .5rem 1.1rem; border-radius: 999px; font-size: .88rem; font-weight: 500;
  background: var(--white); border: 1px solid var(--line); color: var(--ink-2);
}
.chip--hot { background: var(--cyan-tint); border-color: rgba(0,174,255,.4); color: var(--cyan-dark); font-weight: 600; }

/* ---------- FAQ ---------- */
.faq { max-width: 780px; margin: 0 auto; }
.faq details {
  border: 1px solid var(--line); border-radius: var(--r-sm); margin-bottom: .8rem;
  background: var(--white); overflow: hidden; transition: border-color .3s;
}
.faq details[open] { border-color: rgba(0,174,255,.45); box-shadow: var(--shadow-sm); }
.faq summary {
  cursor: pointer; list-style: none; padding: 1.2rem 1.4rem;
  font-family: var(--font-display); font-weight: 600; font-size: 1.02rem;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; font-size: 1.5rem; color: var(--cyan); line-height: 1; flex: none;
  transition: transform .3s var(--ease);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 1.4rem 1.3rem; color: var(--slate); font-size: .96rem; }

/* ---------- big CTA ---------- */
.cta {
  background: radial-gradient(110% 160% at 50% -20%, var(--cyan-deep) 0%, var(--ink-2) 55%, var(--ink) 100%);
  color: #fff; text-align: center; border-radius: var(--r-lg);
  padding: clamp(3.5rem, 7vw, 5.5rem) clamp(1.5rem, 5vw, 4rem);
  position: relative; overflow: hidden;
}
.cta h2 { color: #fff; margin-bottom: 1rem; }
.cta p { color: rgba(255,255,255,.72); max-width: 55ch; margin: 0 auto 2.2rem; }
.cta .hero-cta { justify-content: center; }

/* ---------- footer ---------- */
.site-footer { background: var(--ink); color: rgba(255,255,255,.65); padding: clamp(3.5rem, 6vw, 5rem) 0 2rem; font-size: .92rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 2.5rem; margin-bottom: 3rem; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color: #fff; font-size: .85rem; letter-spacing: .2em; text-transform: uppercase; margin-bottom: 1.2rem; }
.site-footer li { margin-bottom: .65rem; }
.site-footer a:hover { color: var(--cyan); }
.footer-brand img { height: 52px; margin-bottom: 1rem; }
.footer-brand p { max-width: 30ch; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12); padding-top: 1.6rem;
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .82rem; color: rgba(255,255,255,.45);
}
.footer-bottom a:hover { color: var(--cyan); }

/* ---------- page hero (inner pages, light) ---------- */
.page-hero {
  background: radial-gradient(120% 140% at 85% -10%, #0E4A66 0%, var(--ink-2) 45%, var(--ink) 100%);
  color: #fff; padding: calc(76px + clamp(3rem, 7vw, 5.5rem)) 0 clamp(3rem, 6vw, 5rem);
  position: relative; overflow: hidden;
}
.page-hero h1 { color: #fff; max-width: 18ch; }
.page-hero .lede { color: rgba(255,255,255,.72); margin-top: 1.2rem; }
.page-hero .kicker { color: var(--cyan); }

/* ---------- pricing ---------- */
.price-card { display: flex; flex-direction: column; }
.price-card .price { font-family: var(--font-display); font-size: 2.3rem; font-weight: 700; color: var(--ink); }
.price-card .price small { font-size: .95rem; color: var(--slate); font-weight: 500; }
.price-card ul { margin: 1.2rem 0 1.6rem; display: grid; gap: .55rem; }
.price-card ul li { display: flex; gap: .6rem; font-size: .93rem; color: var(--ink-2); align-items: flex-start; }
.price-card ul li svg { width: 18px; height: 18px; color: var(--cyan); flex: none; margin-top: .2rem; }
.price-card .btn { margin-top: auto; }
.price-card--featured { border: 2px solid var(--cyan); box-shadow: var(--shadow-md); position: relative; }
.badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--cyan); color: #fff; font-family: var(--font-display);
  font-size: .72rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
  padding: .35rem 1rem; border-radius: 999px; white-space: nowrap;
}

/* ---------- forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: .4rem; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: .85rem; font-weight: 600; font-family: var(--font-display); }
.field input, .field select, .field textarea {
  font: inherit; font-size: .95rem; padding: .85rem 1rem;
  border: 1.5px solid var(--line); border-radius: var(--r-sm); background: var(--white);
  transition: border-color .2s, box-shadow .2s; color: var(--ink); width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(0,174,255,.15);
}
.field textarea { min-height: 120px; resize: vertical; }

/* ---------- misc ---------- */
.notice { background: var(--cyan-tint); border: 1px solid rgba(0,174,255,.3); border-radius: var(--r-sm); padding: 1.1rem 1.3rem; font-size: .92rem; color: var(--ink-2); }
.prose { max-width: 760px; }
.prose h2 { font-size: 1.5rem; margin: 2.2rem 0 .8rem; }
.prose p, .prose li { color: var(--slate); margin-bottom: .9rem; }
.prose ul { list-style: disc; padding-left: 1.4rem; }

.dot-divider { display: flex; justify-content: center; gap: .5rem; padding: 0 0 .5rem; }
.dot-divider i { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); opacity: .35; }
.dot-divider i:nth-child(2) { opacity: .65; transform: scale(1.2); }
.dot-divider i:nth-child(3) { opacity: 1; transform: scale(1.45); }

/* ---------- reveal animations ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .08s; } .reveal-d2 { transition-delay: .16s; }
.reveal-d3 { transition-delay: .24s; } .reveal-d4 { transition-delay: .32s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .ticker-track { animation: none; }
  html { scroll-behavior: auto; }
}

/* floating whatsapp */
.wa-float {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 90;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25D366; color: #fff; display: grid; place-items: center;
  box-shadow: 0 8px 30px rgba(37,211,102,.45);
  transition: transform .25s var(--ease);
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; }