/* Bootstrap‑inspired light theme: white surfaces, blue accents, airy spacing */
:root {
  --brand: #0e3c70;
  --brand-soft: #1c6bef;
  --brand-ink: #ffffff;
  --bg: #f4f6fb;
  --surface: #ffffff;
  --surface-2: #eef2fb;
  --border: #d0d6e4;
  --ink: #0f172a;
  --muted: #4b5563;
  --accent: #16c8a8;
  --success: #198754;
  --error: #dc3545;
  --warning: #ffc107;

  --radius: 14px;
  --radius-sm: 10px;
  --shadow-1: 0 5px 15px rgba(15,23,42,.08);
  --shadow-2: 0 12px 28px rgba(15,23,42,.12);

  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px;
  --space-5: 20px; --space-6: 24px; --space-7: 32px; --space-8: 40px;
  --space-9: 56px; --space-10: 72px; --space-11: 96px;
}

* { box-sizing: border-box }
html { scroll-behavior: smooth }
body { margin: 0; font: 16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif; color: var(--ink); background: var(--bg) }
a { color: var(--brand); text-decoration: none }
a:hover { text-decoration: underline }
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-6) }

/* AppBar */
.appbar { position: sticky; top: 0; z-index: 20; background: #fff; border-bottom: 1px solid var(--border) }
.appbar.is-scrolled { box-shadow: var(--shadow-1) }
.appbar__row { display:flex; align-items:center; justify-content:space-between; gap: var(--space-4); padding: var(--space-3) 0 }
.brand { display:flex; align-items:center; gap: var(--space-3); flex: 0 0 auto; }
.brand__mark { width: 48px; height: 48px; object-fit: contain; margin-right: 6px; }
.brand__name { font-weight: 700; letter-spacing:.2px }
.logo { width: 36px; height: 36px; border-radius: 8px; background: linear-gradient(135deg,var(--brand),#67b5ff) }
.nav { display:flex; align-items:center; justify-content:center; gap: var(--space-3); padding: 6px 12px; background: rgba(255,255,255,.95); border-radius: 999px; border: 1px solid var(--border); flex-wrap: wrap; flex: 1 1 40%; min-width: 280px; }
.nav__link { color: var(--ink); opacity:.88; padding: 8px 14px; border-radius: 999px; font-weight: 600; transition: .2s ease; }
.nav__link:hover { opacity:1; background: rgba(17,72,141,.08); }
.icon-btn { background: #fff; color: var(--ink); border: 1px solid var(--border); border-radius: 10px; padding: 8px; display:inline-flex }

/* Responsive nav */
@media (max-width: 960px) {
  .hide-desktop { display:inline-flex }
  .nav { position: fixed; inset: 70px 12px auto 12px; width: calc(100% - 24px); background: #fff; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-2); padding: var(--space-4); display: grid; gap: var(--space-2); transform: translateY(-20px); opacity:0; pointer-events:none; transition: .2s ease }
  .nav.is-open { transform: translateY(0); opacity:1; pointer-events:auto }
}
@media (min-width: 961px) { .hide-desktop { display:none } }

@media (max-width: 640px) {
  .appbar__row { flex-wrap: wrap; gap: var(--space-3) }
  .nav { padding: var(--space-3); gap: var(--space-2) }
  .nav__link { width: 100%; text-align: center }
  .brand__name { font-size: 1rem }
}

/* Hero */
.hero { padding: var(--space-10) 0 var(--space-8); background: linear-gradient(180deg, rgba(14,60,112,.12), rgba(14,60,112,.02) 45%, transparent) }
.hero__grid { display:grid; grid-template-columns: 1.2fr .8fr; gap: var(--space-7); align-items:center }
.display { font-size: 44px; line-height:1.15; margin: 0 0 var(--space-3); letter-spacing:.01em; color: var(--ink) }
.kicker { color:#2563eb; text-transform:uppercase; letter-spacing:.12em; font-size: 12px; margin: 0 0 var(--space-2) }
.lead { color: var(--muted); margin: 0 0 var(--space-4) }
.actions { display:flex; gap: var(--space-3); flex-wrap: wrap }
.hero__media { padding: var(--space-5); background: #fff; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-1) }
.hero__domain { margin-top: var(--space-4); font-size: 14px; color: var(--ink); }
.hero__domain a { font-weight: 600; color: var(--brand); }
@media (max-width: 1280px) {
  .hero__grid { gap: var(--space-5); }
  .display { font-size: 40px; }
  .hero__media { padding: var(--space-4); }
}

@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; }
  .lead { font-size: 1rem; }
}

@media (max-width: 640px) {
  .hero { padding: var(--space-8) 0 var(--space-6); }
  .actions { flex-direction: column; }
  .display { font-size: 32px; }
}
.stat { display:flex; align-items:baseline; gap: var(--space-3); margin-bottom: var(--space-3) }
.stat__num { font-size: 30px; font-weight: 800 }
.stat__label { color: var(--muted) }

/* Sections */
.section { padding: var(--space-9) 0 }
.section__head { margin-bottom: var(--space-5) }
.section__head h2 { margin: 0 0 var(--space-2) }
.muted { color: var(--muted) }
.note { color: var(--muted); font-size: 13px }
.disclaimer { color: #6b7280; font-size: 12px }

/* Surfaces & cards */
.surface { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius) }
.card { padding: var(--space-5) }
.callout { padding: var(--space-4); margin-top: var(--space-5); background:#fff; border: 1px dashed #cbd5e1 }
.elev-1 { box-shadow: var(--shadow-1) }
.elev-2 { box-shadow: var(--shadow-2) }

/* Grid */
.grid { display:grid; gap: var(--space-5); align-items: stretch; }
.grid--2 { grid-template-columns: 1fr 1fr }
.grid--auto { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)) }
@media (max-width: 960px){ .hero__grid, .grid--2 { grid-template-columns: 1fr } }

.what-to-expect { display:flex; flex-direction:column; align-items:center; gap: var(--space-4); min-height: 560px; }
.trainer-figure { margin: 0; width: 100%; max-width: 500px; border-radius: var(--radius); overflow:hidden; aspect-ratio: 3 / 4; background: linear-gradient(135deg,#cfe2ff,#e7f1ff); display:flex; align-items:center; justify-content:center; }
.trainer-photo { width: 100%; height: auto; object-fit: contain; display:block; }

/* Lists */
.list { margin: 0; padding-left: 18px }
.list li { margin-bottom: 6px }

/* Chips (badges) */
.chips { display:flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-3) }
.chip { display:inline-flex; align-items:center; gap: 8px; border-radius: 999px; padding: 8px 12px; border: 1px solid rgba(14,60,112,.2); background: rgba(14,60,112,.08); color: var(--brand); font-size: 13px }
.chip.link:hover { background: rgba(14,60,112,.2); color: #fff }

@media (max-width: 720px) {
  .actions { flex-direction: column; align-items: stretch; }
  .hero__media { padding: var(--space-4); }
  .surface.card { padding: var(--space-4); }
  .grid--2 { grid-template-columns: 1fr; }
}

/* Buttons */
.btn { position: relative; overflow: hidden; display:inline-flex; align-items:center; justify-content:center; gap: 10px; padding: 12px 20px; border-radius: .75rem; border: none; background: linear-gradient(135deg, var(--brand), var(--brand-soft)); color: var(--brand-ink); font-weight: 600; letter-spacing:.3px; box-shadow: var(--shadow-1); transition: transform .08s ease, box-shadow .2s ease; }
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-2); }
.btn:active { transform: translateY(0) scale(.99) }
.btn--tonal { border: 1px solid rgba(14,60,112,.3); background: #fff; color: var(--brand); }
.btn--tonal:hover { background: rgba(14,60,112,.08); }
.btn--small { padding: 8px 12px }
.btn--block { display:block; width:100% }

.floating-cta { position: fixed; right: 24px; bottom: 24px; display:flex; flex-direction:column; align-items:flex-end; gap: 12px; z-index: 60; }
.scroll-top { width: 44px; height: 44px; border-radius: 12px; border: 1px solid rgba(15,23,42,.1); background: #fff; color: var(--ink); display:flex; align-items:center; justify-content:center; box-shadow: var(--shadow-1); opacity: 0; pointer-events:none; transform: translateY(6px) scale(.95); transition: opacity .25s ease, transform .25s ease; }
.scroll-top svg { width: 20px; height: 20px; }
.floating-cta.has-arrow .scroll-top { opacity: 1; pointer-events:auto; transform: translateY(0) scale(1); }
.floating-cta .whatsapp-float { width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff; display:flex; align-items:center; justify-content:center; box-shadow: 0 16px 32px rgba(37,211,102,.3), var(--shadow-2); transition: transform .18s ease, box-shadow .2s ease; }
.floating-cta .whatsapp-float:hover { transform: translateY(-2px); box-shadow: 0 20px 36px rgba(37,211,102,.35), var(--shadow-2); }
.floating-cta .whatsapp-float:active { transform: translateY(0); }
.floating-cta .whatsapp-float svg { width: 28px; height: 28px; fill: currentColor }
@media (max-width: 520px) {
  .floating-cta { right: 16px; bottom: 16px; gap: 10px; }
  .scroll-top { width: 38px; height: 38px; }
  .floating-cta .whatsapp-float { width: 52px; height: 52px; }
}
@media (max-width: 420px) {
  .floating-cta { right: 12px; bottom: 12px; }
  .floating-cta .whatsapp-float { width: 48px; height: 48px; }
}

/* Ripple */
.ripple { position:absolute; border-radius: 999px; transform: scale(0); animation: ripple .6s ease-out; background: rgba(0,0,0,.12); pointer-events:none }
@keyframes ripple { to { transform: scale(4); opacity: 0 } }

/* Form */
.field { display:flex; flex-direction:column; gap: 8px; margin-bottom: var(--space-4) }
.field label { color: var(--ink); font-weight:600 }
.field input, .field textarea { width:100%; padding: 12px 14px; border-radius: .5rem; border: 1px solid #ced4da; background: #fff; color: var(--ink) }
.field input:focus, .field textarea:focus { outline: 2px solid rgba(14,60,112,.25); border-color: rgba(14,60,112,.4) }
.req { color: #0d6efd; margin-left: 4px }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden }

/* Pricing grid */
.pricing { display:grid; gap: var(--space-5) }
@media (min-width: 640px) { .pricing { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (min-width: 1024px) { .pricing { grid-template-columns: repeat(2, minmax(0,1fr)); } }

.price-card { position: relative; isolation:isolate; transition: transform .12s ease, box-shadow .2s ease }
.price-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-2) }
.price-card.featured { border: 1px solid #9ec5fe; box-shadow: 0 8px 28px rgba(13,110,253,.18), var(--shadow-2) }
.price-card .badge { position:absolute; top: 14px; right: 14px; font-size: 12px; background: #e7f1ff; color: #0b5ed7; border: 1px solid #9ec5fe; padding: 4px 8px; border-radius: 999px }
.price { font-size: 26px; font-weight: 800 }
.price__unit { font-size: 14px; color: var(--muted); margin-left: 6px }

/* Footer */
.footer { padding: var(--space-6) 0; border-top: 1px solid var(--border); background: #fff }

/* Snackbar */
.snackbar { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: #fff; color: var(--ink); border: 1px solid var(--border); box-shadow: var(--shadow-2); border-radius: 10px; padding: 10px 14px; z-index: 50 }
.snackbar.success { border-color: rgba(25,135,84,.35) }
.snackbar.error { border-color: rgba(220,53,69,.35) }

/* Accordion */
.accordion { display:grid; gap: var(--space-3) }
.accordion__item { border: 1px solid var(--border); border-radius: var(--radius); background: #fff }
.accordion__header { width:100%; padding: var(--space-4); background: transparent; color: var(--ink); border:0; text-align:left; display:flex; align-items:center; justify-content:space-between; gap: var(--space-3); font-weight:700; cursor:pointer }
.accordion__header:hover { background: rgba(13,110,253,.06) }
.accordion__panel { overflow:hidden }
.accordion__content { padding: 0 var(--space-4) var(--space-4); color: var(--muted) }
.chev { transition: transform .2s ease; opacity:.85 }
.accordion__header[aria-expanded="true"] .chev { transform: rotate(180deg) }

/* Carousel */
.carousel { position: relative }
.carousel__frame { position: relative; overflow: hidden; transition: height .25s ease }
.slide { position: absolute; left: 0; top: 0; width: 100%; opacity: 0; pointer-events: none; transform: translateY(8px); transition: opacity .35s ease, transform .35s ease }
.slide.is-active { opacity: 1; pointer-events: auto; transform: translateY(0) }
.carousel__dots { display:flex; gap: 6px; justify-content:center; margin-top: var(--space-4) }
.carousel__dots button { width: 10px; height: 10px; border-radius: 999px; background: #e2e8f0; border: 1px solid #cbd5e1; padding:0; cursor:pointer }

/* Stars */
.stars { display:flex; gap: 4px; align-items:center; margin-bottom: var(--space-3) }
.star { width: 18px; height: 18px; position: relative; display:inline-block }
.star .icon { position:absolute; inset:0; width:100%; height:100% }
.star .star-bg { fill: none; stroke: #cbd5e1; stroke-width: 1.5 }
.star .star-fill { fill: #f59e0b; filter: drop-shadow(0 1px 1px rgba(0,0,0,.1)) }
.star.half .star-fill { clip-path: inset(0 50% 0 0) }