/* StaminaPro — premium Apple-like landing (Cloudflare Pages) */
:root{
  --bg: #F6F7FB;
  --surface: rgba(255,255,255,0.72);
  --surfaceSolid: #FFFFFF;
  --text: #0B0F19;
  --muted: rgba(11,15,25,0.72);
  --border: rgba(11,15,25,0.14);

  /* Product accents (from label) */
  --a1:#FF5C30;
  --a2:#FF8A3D;
  --a3:#C4231E;

  /* Pastels */
  --p1:#F5C7B8;
  --p2:#B9D4FF;
  --p3:#C6F1D2;

  --g1: radial-gradient(900px 600px at 18% 12%, rgba(255,92,48,0.26), transparent 62%),
        radial-gradient(820px 620px at 86% 86%, rgba(122,167,255,0.22), transparent 60%),
        radial-gradient(680px 520px at 70% 12%, rgba(198,241,210,0.18), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,0.0), rgba(255,255,255,0.92));
  --g2: linear-gradient(90deg, rgba(255,92,48,0.95), rgba(255,138,61,0.9), rgba(122,167,255,0.88));
  --ctaGrad: linear-gradient(90deg, rgba(255,92,48,1), rgba(255,138,61,1), rgba(122,167,255,1));

  --shadow: 0 12px 30px rgba(11,15,25,0.10);
  --shadow2: 0 18px 60px rgba(11,15,25,0.14);
  --radius: 22px;

  --container: 1120px;
  --gutter: 22px;

  --ease: cubic-bezier(.2,.8,.2,1);
}

html, body{
  height: 100%;
  overflow-x: hidden;
  overflow-x: clip;
}

body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color: var(--text);
  background: var(--bg);
  background-image: var(--g1);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

[data-theme="dark"]{
  --bg: #060913;
  --surface: rgba(12,16,28,0.62);
  --surfaceSolid: #0B0F19;
  --text: #F5F8FF;
  --muted: rgba(245,248,255,0.74);
  --border: rgba(245,248,255,0.16);

  --shadow: 0 18px 70px rgba(0,0,0,0.45);
  --shadow2: 0 28px 110px rgba(0,0,0,0.55);

  --g1: radial-gradient(900px 600px at 18% 12%, rgba(255,92,48,0.18), transparent 62%),
        radial-gradient(900px 700px at 86% 86%, rgba(122,167,255,0.16), transparent 60%),
        radial-gradient(700px 540px at 62% 14%, rgba(198,241,210,0.10), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,0.02), rgba(0,0,0,0.0));
}

*{ box-sizing: border-box; }

a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: none; }

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

.container{
  width: min(var(--container), calc(100% - (var(--gutter) * 2)));
  margin-inline: auto;
}

.sr-only{
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

/* Top suggestion bar (root /) */
.lang-suggest{
  font-size: 13px;
  color: var(--muted);
  padding: 10px 0;
}
.lang-suggest a{
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

/* Header */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(1.2) blur(10px);
  background: rgba(255,255,255,0.45);
  border-bottom: 1px solid var(--border);
}
[data-theme="dark"] .site-header{ background: rgba(6,9,19,0.55); }

.progress{
  height: 2px;
  width: 100%;
  background: transparent;
  position: absolute;
  top: 0; left: 0;
}
.progress::after{
  content:"";
  display:block;
  height: 2px;
  width: calc(var(--progress, 0) * 100%);
  background: var(--g2);
  transform-origin: left;
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap: 12px;
  min-width: 160px;
}

.desktop-nav{
  display:flex;
  align-items:center;
  gap: 18px;
  font-size: 14px;
  color: var(--muted);
}
.desktop-nav a{
  padding: 8px 10px;
  border-radius: 12px;
  transition: background 160ms var(--ease), color 160ms var(--ease);
}
.desktop-nav a:hover{
  background: rgba(255,255,255,0.6);
  color: var(--text);
}
[data-theme="dark"] .desktop-nav a:hover{
  background: rgba(245,248,255,0.08);
}

.header-actions{
  display:flex;
  align-items:center;
  gap: 10px;
}

.icon-btn{
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.55);
  color: var(--text);
  border-radius: 14px;
  padding: 10px 12px;
  cursor: pointer;
  transition: transform 160ms var(--ease), background 160ms var(--ease), border-color 160ms var(--ease);
}
.icon-btn:hover{ transform: translateY(-1px); background: rgba(255,255,255,0.72); }
[data-theme="dark"] .icon-btn{ background: rgba(12,16,28,0.65); }
[data-theme="dark"] .icon-btn:hover{ background: rgba(12,16,28,0.82); }
.icon-btn:focus-visible{ outline: 3px solid rgba(122,167,255,0.55); outline-offset: 2px; }

.lang-pop{
  position: relative;
}
.lang-panel{
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  width: 220px;
  padding: 10px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--surfaceSolid);
  box-shadow: var(--shadow2);
  display: none;
}
.lang-panel[aria-hidden="false"]{ display:block; }
.lang-panel a{
  display:flex;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 10px;
  border-radius: 12px;
  color: var(--text);
  font-size: 14px;
}
.lang-panel a:hover{
  background: rgba(122,167,255,0.10);
}
.lang-panel small{ color: var(--muted); }

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 16px;
  font-weight: 700;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.65);
  color: var(--text);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), background 180ms var(--ease);
}
.btn:hover{ transform: translateY(-1px); box-shadow: var(--shadow2); }
.btn:focus-visible{ outline: 3px solid rgba(122,167,255,0.55); outline-offset: 2px; }

.btn--primary{
  border: 0;
  background: var(--ctaGrad);
  color: #0B0F19;
  position: relative;
  overflow:hidden;
}
.btn--primary::after{
  content:"";
  position:absolute;
  inset: -40% -60%;
  background: radial-gradient(circle at 30% 20%, rgba(255,255,255,0.65), transparent 45%);
  opacity: 0;
  transition: opacity 220ms var(--ease);
}
.btn--primary:hover::after{ opacity: 1; }
.btn--primary:hover{ transform: translateY(-2px); }

.btn--ghost{
  background: transparent;
  border: 1px solid var(--border);
  box-shadow: none;
}
.btn--ghost:hover{
  background: rgba(255,255,255,0.6);
}
[data-theme="dark"] .btn--ghost:hover{
  background: rgba(245,248,255,0.06);
}

.cta-desktop{ padding: 11px 14px; border-radius: 14px; }
@media (max-width: 900px){
  .cta-desktop{ display:none; }
}

/* Hamburger */
.hamburger{
  display:none;
}
@media (max-width: 900px){
  .desktop-nav{ display:none; }
  .hamburger{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width: 42px;
    height: 42px;
  }
}

/* Mobile drawer (overlay) */
.mobile-drawer{
  position: fixed;
  inset: 0;
  z-index: 9999;
  display:none;
  padding: max(18px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right)) max(18px, env(safe-area-inset-bottom)) max(18px, env(safe-area-inset-left));
  background: rgba(6,9,19,0.56);
}
.mobile-drawer.is-open{ display:block; }
.mobile-panel{
  width: min(520px, 100%);
  margin-inline: auto;
  background: var(--surfaceSolid);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow2);
  overflow: hidden;
}
.mobile-panel header{
  display:flex;
  align-items:center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}
.mobile-panel nav{
  padding: 10px 10px 16px;
}
.mobile-panel nav a{
  display:block;
  padding: 14px 14px;
  border-radius: 16px;
  color: var(--text);
  font-weight: 650;
}
.mobile-panel nav a:hover{ background: rgba(122,167,255,0.10); }
.no-scroll{ overflow:hidden; }

/* Sections */
.section{
  padding: 30px 0;
  position: relative;
}
.section--full{
  min-height: 100svh;
  display:flex;
  align-items:center;
}
.section h2{
  font-size: clamp(26px, 3vw, 40px);
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}
.section p.lead{
  font-size: 18px;
  color: var(--muted);
  margin: 0 0 22px;
  max-width: 64ch;
}

.badge-row{
  display:flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items:center;
}
.badge{
  display:flex;
  align-items:center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.55);
}
[data-theme="dark"] .badge{ background: rgba(12,16,28,0.62); }

.badge img{ width: 34px; height: 34px; object-fit: contain; }

/* Hero */
.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 34px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(255,255,255,0.55);
}
[data-theme="dark"] .eyebrow{ background: rgba(12,16,28,0.62); }

.hero-copy h1{
  font-size: clamp(34px, 4vw, 54px);
  letter-spacing: -0.03em;
  margin: 14px 0 10px;
  line-height: 1.08;
}
.hero-copy .sub{
  font-size: 18px;
  color: var(--muted);
  margin: 0 0 18px;
  max-width: 60ch;
}
.bullets{
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  display:grid;
  gap: 10px;
}
.bullets li{
  display:flex;
  gap: 10px;
  align-items:flex-start;
  padding: 10px 12px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.55);
}
[data-theme="dark"] .bullets li{ background: rgba(12,16,28,0.62); }
.bullets svg{ flex:0 0 auto; margin-top: 2px; }

.hero-actions{
  display:flex;
  gap: 12px;
  align-items:center;
  flex-wrap: wrap;
  margin: 12px 0 16px;
}
.hero-note{
  font-size: 13px;
  color: var(--muted);
}

.hero-media{
  display:flex;
  align-items:center;
  justify-content:center;
}
.hero-media picture{
  width: min(440px, 100%);
  filter: drop-shadow(0 18px 46px rgba(0,0,0,0.20));
}
.hero-media img{ object-fit: contain; }

@media (max-width: 900px){
  .hero-grid{
    grid-template-columns: 1fr;
    gap: 22px;
    text-align:center;
  }
  .hero-actions{ justify-content:center; }
  .bullets li{ justify-content:center; text-align:left; }
}

/* Experience sticky */
.exp-wrap{
  display:grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 28px;
  align-items:start;
}
.exp-steps{
  display:grid;
  gap: 12px;
}
.step{
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.60);
  border-radius: 22px;
  padding: 14px 14px;
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), border-color 180ms var(--ease);
}
[data-theme="dark"] .step{ background: rgba(12,16,28,0.62); }
.step.is-active{
  border-color: rgba(255,92,48,0.42);
  box-shadow: var(--shadow2);
  transform: translateY(-2px);
}
.step h3{ margin: 0 0 6px; font-size: 16px; }
.step p{ margin: 0; color: var(--muted); font-size: 14px; }

.exp-media{
  position: sticky;
  top: 86px;
  border-radius: 26px;
  border: 1px solid var(--border);
  overflow:hidden;
  background: var(--surfaceSolid);
  box-shadow: var(--shadow2);
}
.media-stack{
  position: relative;
  aspect-ratio: 1 / 1;
}
.media-stack picture{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  opacity:0;
  transition: opacity 320ms var(--ease);
}
.media-stack picture.is-active{ opacity: 1; }
.media-stack img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media-caption{
  padding: 12px 14px 14px;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid var(--border);
}

@media (max-width: 900px){
  .exp-wrap{ grid-template-columns: 1fr; text-align:center; }
  .exp-media{ position: relative; top: auto; }
  .step{ text-align:left; }
}

/* Cards */
.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: stretch;
}
@media (max-width: 900px){
  .grid-3{ grid-template-columns: 1fr; }
}

.card{
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.62);
  border-radius: var(--radius);
  padding: 16px 16px;
  box-shadow: var(--shadow);
  display:flex;
  flex-direction: column;
  align-items: stretch;
  min-height: 100%;
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), border-color 180ms var(--ease);
}
[data-theme="dark"] .card{ background: rgba(12,16,28,0.62); }
@media (hover:hover){
  .card:hover{
    transform: translateY(-2px);
    box-shadow: var(--shadow2);
    border-color: rgba(122,167,255,0.30);
  }
}
.card h3{ margin: 0 0 8px; font-size: 16px; }
.card p{ margin: 0 0 12px; color: var(--muted); font-size: 14px; }
.card .icon{
  width: 34px; height: 34px;
  border-radius: 14px;
  background: rgba(255,92,48,0.14);
  display:flex; align-items:center; justify-content:center;
  margin-bottom: 10px;
}
.card .icon svg{ width: 18px; height: 18px; }

.card .card__cta{ margin-top: auto; }

/* How-to */
.split{
  display:grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 18px;
  align-items: center;
}
@media (max-width: 900px){
  .split{ grid-template-columns: 1fr; }
}

.kit{
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.55);
  border-radius: var(--radius);
  padding: 16px 16px;
}
[data-theme="dark"] .kit{ background: rgba(12,16,28,0.62); }
.kit ul{ margin: 0; padding-left: 18px; color: var(--muted); }
.kit li{ margin: 8px 0; }

/* Ingredients */
.table{
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow:hidden;
}
.table th, .table td{
  padding: 12px 12px;
  border-bottom: 1px solid var(--border);
  text-align:left;
  font-size: 14px;
}
.table th{
  background: rgba(122,167,255,0.10);
}
.table tr:last-child td{ border-bottom: 0; }

/* Pricing */
.plan{
  position: relative;
}
.plan .price{
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 10px 0 2px;
}
.plan .per{
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 10px;
}
.chip{
  display:inline-flex;
  gap: 8px;
  align-items:center;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255,92,48,0.14);
  border: 1px solid rgba(255,92,48,0.20);
  font-size: 13px;
  color: var(--text);
  width: fit-content;
}
.plan picture{ margin: 10px 0; display:flex; justify-content:center; }
.plan picture img{ object-fit: contain; width: min(260px, 100%); }
.plan .line{ color: var(--muted); font-size: 14px; margin: 6px 0; }
.plan .plan__cta{ margin-top: auto; display:grid; gap: 10px; }
.plan .plan__cta .note{ font-size: 12px; color: var(--muted); }

/* Guarantee */
.guarantee{
  display:grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 18px;
  align-items:center;
}
@media (max-width: 900px){
  .guarantee{ grid-template-columns: 1fr; text-align:center; }
}

/* Bonus */
.bonus-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 900px){
  .bonus-grid{ grid-template-columns: 1fr; }
}
.bonus-card{
  display:flex;
  gap: 14px;
  align-items:center;
}
.bonus-card picture{ width: 140px; flex: 0 0 auto; border-radius: 16px; overflow:hidden; border: 1px solid var(--border); }
.bonus-card img{ width: 100%; height: auto; }

/* Testimonials */
.test-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  align-items: stretch;
}
@media (max-width: 900px){
  .test-grid{ grid-template-columns: 1fr; }
}
.test{
  display:flex;
  gap: 12px;
  align-items:flex-start;
}
.avatar{
  width: 52px; height: 52px;
  border-radius: 16px;
  overflow:hidden;
  flex:0 0 auto;
  border: 1px solid var(--border);
}
.test .meta{ display:flex; flex-direction: column; gap: 4px; }
.test .name{ font-weight: 750; }
.test .loc{ font-size: 12px; color: var(--muted); }
.test .quote{ color: var(--muted); font-size: 13px; margin-top: 6px; }
.stars{ height: 10px; opacity: .9; }

/* FAQ (details) */
.faq details{
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255,255,255,0.55);
  padding: 10px 12px;
}
[data-theme="dark"] .faq details{ background: rgba(12,16,28,0.62); }
.faq details + details{ margin-top: 10px; }
.faq summary{
  cursor: pointer;
  font-weight: 750;
  list-style: none;
}
.faq summary::-webkit-details-marker{ display:none; }
.faq .ans{
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
}

/* Footer */
.footer{
  border-top: 1px solid var(--border);
  padding: 26px 0 90px;
  color: var(--muted);
  font-size: 13px;
}
.footer a{ text-decoration: underline; text-underline-offset: 2px; }
.footer-grid{
  display:grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
}
@media (max-width: 900px){
  .footer-grid{ grid-template-columns: 1fr; text-align:center; }
}
.legal-links{
  display:flex;
  flex-wrap: wrap;
  gap: 12px;
}
@media (max-width: 900px){
  .legal-links{ justify-content:center; }
}

/* Floating CTA (mobile only) */
.float-cta{
  position: fixed;
  z-index: 40;
  left: 12px;
  right: 12px;
  bottom: max(12px, env(safe-area-inset-bottom));
  display:none;
}
@media (min-width: 360px) and (max-width: 900px){
  .float-cta{ display:block; }
}
.float-cta .btn{
  width: 100%;
}

/* Reveal motion */
[data-reveal]{
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 520ms var(--ease), transform 520ms var(--ease);
}
[data-reveal].is-inview{
  opacity: 1;
  transform: translateY(0);
}
[data-stagger] [data-reveal]{
  transition-delay: calc(var(--i, 0) * 70ms);
}

@media (prefers-reduced-motion: reduce){
  *{ scroll-behavior: auto !important; }
  [data-reveal]{
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .btn, .card, .step{
    transition: none !important;
  }
}