/* Production tokens + layout
   Goal: WCAG 2.2 AA contrast + Lighthouse-friendly.
*/

:root{
  --font-sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  --radius-sm: 14px;
  --radius-lg: 22px;
  --shadow-lg: 0 20px 60px rgba(0,0,0,.35);
  --shadow-md: 0 10px 30px rgba(0,0,0,.22);
  --shadow-sm: 0 6px 18px rgba(0,0,0,.16);

  --section-py: 30px;
  --heading-pt: 15px;
  --heading-pb: 10px;

  --container: 1120px;
  --gutter: 18px;

  --ease-out: cubic-bezier(.22,1,.36,1);
}

html[data-theme="dark"]{
  --bg: #0b0d14;
  --fg: #f2f4ff;
  --muted: #b7bddf;
  --muted2: #8f96bd;

  --card: rgba(255,255,255,.06);
  --card2: rgba(255,255,255,.08);
  --panel: rgba(15,18,32,.82);
  --border: rgba(255,255,255,.16);

  --accent: #7c5cff;       /* CTA */
  --accent-ink: #0b0d14;   /* on accent */
  --accent2: #00d6b4;      /* focus */
  --link: #b9c3ff;

  --focus-ring: #00d6b4;

  --nav-bg: rgba(11,13,20,.62);
  --nav-border: rgba(255,255,255,.14);
  --progress-bg: rgba(255,255,255,.10);
}

html[data-theme="light"]{
  --bg: #f7f8ff;
  --fg: #121528;
  --muted: #2f3554;
  --muted2: #4a5276;

  --card: rgba(255,255,255,.76);
  --card2: rgba(255,255,255,.86);
  --panel: rgba(255,255,255,.92);
  --border: rgba(18,21,40,.16);

  --accent: #3a2cff;
  --accent-ink: #ffffff;
  --accent2: #007a66;
  --link: #1f2aff;

  --focus-ring: #0a46ff;

  --nav-bg: rgba(247,248,255,.70);
  --nav-border: rgba(18,21,40,.14);
  --progress-bg: rgba(18,21,40,.10);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  line-height:1.45;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a{ color: var(--link); text-decoration: none; }
a:hover{ text-decoration: underline; }
a:focus-visible, button:focus-visible, summary:focus-visible{
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
}
:focus:not(:focus-visible){ outline:none; }

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

.container{
  max-width: var(--container);
  margin-inline:auto;
  padding-inline: var(--gutter);
}

.skip-link{
  position:absolute;
  left: 12px;
  top: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  background: var(--panel);
  color: var(--fg);
  border: 1px solid var(--border);
  transform: translateY(-140%);
  transition: transform .2s var(--ease-out);
  z-index: 10000;
}
.skip-link:focus{ transform: translateY(0); }

/* Progress bar */
.progress{
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--progress-bg);
  z-index: 9999;
}
.progress__bar{
  height:100%;
  width:0%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transform-origin: left center;
}

/* Navbar */
.nav{
  position: sticky;
  top: 0;
  z-index: 9998;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  background: var(--nav-bg);
  border-bottom: 1px solid var(--nav-border);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  padding: 12px var(--gutter);
}
.nav__left{
  display:flex; align-items:center; gap: 12px;
}
.brand{
  display:flex; align-items:center; gap: 10px;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--nav-border);
}
.brand__text{ font-weight: 700; letter-spacing: .2px; color: var(--fg); }

.nav__panel{
  display:flex;
  align-items:center;
  gap: 14px;
}
.nav__links{
  display:flex; gap: 10px; align-items:center;
}
.nav__link{
  color: var(--fg);
  padding: 10px 10px;
  border-radius: 999px;
}
.nav__link:hover{
  background: rgba(255,255,255,.06);
  text-decoration: none;
}

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

.nav__burger{
  display:none;
  border: 1px solid var(--nav-border);
  background: rgba(255,255,255,.04);
  color: var(--fg);
  border-radius: 12px;
  padding: 10px 10px;
  cursor:pointer;
}
.nav__burger span{
  display:block;
  width: 18px;
  height: 2px;
  background: var(--fg);
  border-radius: 99px;
}
.nav__burger span + span{ margin-top: 4px; }

/* Language dropdown */
.lang{ position: relative; }
.lang__btn{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--nav-border);
  background: rgba(255,255,255,.04);
  color: var(--fg);
  cursor:pointer;
}
.lang__btn:hover{ background: rgba(255,255,255,.07); }
.lang__menu{
  position:absolute;
  right:0;
  top: calc(100% + 10px);
  width: min(280px, 90vw);
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: var(--shadow-md);
  padding: 8px;
  display:none;
}
.lang__menu[data-open="true"]{ display:block; }
.lang__option{
  width:100%;
  text-align:left;
  padding: 10px 10px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--fg);
  cursor:pointer;
}
.lang__option[aria-checked="true"]{
  background: rgba(124,92,255,.20);
  border-color: rgba(124,92,255,.35);
}
.lang__option:hover{ background: rgba(255,255,255,.06); }

/* Theme toggle */
.theme{
  display:inline-flex;
  align-items:center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--nav-border);
  background: rgba(255,255,255,.04);
  color: var(--fg);
  cursor:pointer;
}
.theme__dot{
  width: 10px; height: 10px;
  border-radius: 999px;
  background: var(--accent2);
  box-shadow: 0 0 0 4px rgba(0,214,180,.18);
}

/* Hero */
.site-header{
  position: relative;
  overflow: clip;
}
.hero{
  position: relative;
  padding: 32px 0 18px;
}
.hero::before{
  content:"";
  position:absolute;
  inset: 0;
  background-image: url("/assets/bg-hero.jpg");
  background-size: cover;
  background-position: center;
  filter: saturate(1.05) contrast(1.05);
  transform: scale(1.04);
  z-index:-2;
}
.hero::after{
  content:"";
  position:absolute;
  inset: 0;
  background:
    radial-gradient(1000px 500px at 20% 15%, rgba(124,92,255,.35), transparent 55%),
    radial-gradient(900px 500px at 75% 30%, rgba(0,214,180,.22), transparent 55%),
    linear-gradient(180deg, rgba(11,13,20,.82), rgba(11,13,20,.82));
  z-index:-1;
}
html[data-theme="light"] .hero::after{
  background:
    radial-gradient(1000px 500px at 20% 15%, rgba(58,44,255,.20), transparent 55%),
    radial-gradient(900px 500px at 75% 30%, rgba(0,122,102,.16), transparent 55%),
    linear-gradient(180deg, rgba(247,248,255,.82), rgba(247,248,255,.86));
}

.hero__grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 22px;
  align-items: center;
}
.eyebrow{
  display:inline-flex;
  gap:10px;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06);
  color: var(--fg);
}

h1,h2,h3{ margin: 0; padding-top: var(--heading-pt); padding-bottom: var(--heading-pb); }
h1{ font-size: clamp(34px, 4.5vw, 54px); line-height: 1.05; letter-spacing: -0.02em; }
h2{ font-size: clamp(24px, 2.5vw, 34px); line-height: 1.12; letter-spacing: -0.01em; }
h3{ font-size: 18px; line-height: 1.25; }

.lead{
  font-size: 18px;
  max-width: 60ch;
  color: var(--muted);
  margin: 8px 0 0;
}
.micro{ font-size: 12px; margin: 12px 0 0; }
.muted{ color: var(--muted2); }

.hero__ctas{
  display:flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 12px 16px;
  border-radius: 999px;
  font-weight: 800;
  letter-spacing: .2px;
  border: 1px solid transparent;
  cursor:pointer;
  transition: transform .15s var(--ease-out), background .15s var(--ease-out), border-color .15s var(--ease-out);
}
.btn:active{ transform: translateY(1px); }
.btn--primary{
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  color: var(--accent-ink);
  box-shadow: 0 14px 36px rgba(124,92,255,.22);
}
.btn--primary:hover{ text-decoration:none; filter: brightness(1.05); }
.btn--ghost{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.18);
  color: var(--fg);
}
.btn--ghost:hover{ text-decoration:none; background: rgba(255,255,255,.10); }

.trustline{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.trustline__item{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  color: var(--muted);
  font-weight: 700;
  font-size: 12px;
}
.dot{
  width: 7px; height: 7px; border-radius: 999px;
  background: var(--accent2);
}

.glass{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.heroCard{
  position: relative;
  padding: 18px;
  min-height: 360px;
  overflow:hidden;
}
.heroCard__bg{
  position:absolute;
  inset:-30%;
  background-image: url("/assets/bg-aurora.jpg");
  background-size: cover;
  background-position: center;
  filter: blur(10px) saturate(1.2);
  opacity: .55;
}
.heroPack{
  position: relative;
  display:block;
  margin-inline:auto;
  width: min(92%, 360px);
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 24px 40px rgba(0,0,0,.40));
}
.heroCard__stamp{
  position:absolute;
  left: 16px;
  top: 16px;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(0,0,0,.30);
  border: 1px solid rgba(255,255,255,.20);
  color: var(--fg);
  font-weight: 800;
  font-size: 12px;
}

/* Sections */
.section{
  padding: var(--section-py) 0;
}
.section--alt{
  background: linear-gradient(180deg, rgba(255,255,255,.04), transparent);
}
html[data-theme="light"] .section--alt{
  background: linear-gradient(180deg, rgba(18,21,40,.04), transparent);
}

.bullets{
  margin: 16px 0 0;
  padding-left: 20px;
  display:grid;
  gap: 10px;
  max-width: 78ch;
}
.bullets li{ color: var(--muted); }

.cta-row{
  display:flex;
  align-items:center;
  gap: 14px;
  margin-top: 18px;
  flex-wrap: wrap;
}
.cta-row__hint{ font-weight: 700; }

/* Chips grid */
.chips{
  list-style: none;
  padding: 0;
  margin-top: 14px;
  display:grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 12px;
}
.chip{
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card2);
  box-shadow: var(--shadow-sm);
}
.chip strong{ display:block; font-size: 14px; }
.chip span{ display:block; margin-top: 6px; color: var(--muted); font-size: 13px; }

/* Proof */
.proofGrid{
  margin-top: 18px;
  display:grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 14px;
  align-items: start;
}
.proofVisual{
  padding: 18px;
  display:flex;
  align-items:center;
  justify-content:center;
  min-height: 320px;
}
.proofVisual img{
  display:block;
  margin-inline:auto;
  object-fit: contain;
  height: auto;
  filter: drop-shadow(0 24px 40px rgba(0,0,0,.35));
}
.proofQuotes{
  display:grid;
  gap: 12px;
}
.quote{
  margin:0;
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card2);
}
.quote blockquote{
  margin:0;
  color: var(--fg);
  font-weight: 800;
  letter-spacing: -0.01em;
}
.quote figcaption{
  margin-top: 10px;
  color: var(--muted2);
  font-weight: 700;
  font-size: 13px;
}

/* Pricing */
.pricing-grid{
  margin-top: 18px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.price-card{
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card2);
  box-shadow: var(--shadow-md);
  padding: 16px;
  display:flex;
  flex-direction: column;
  min-height: 520px;
}
.price-card__top p{ margin: 0; }
.badge{
  display:inline-flex;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(124,92,255,.18);
  border: 1px solid rgba(124,92,255,.38);
  color: var(--fg);
  font-weight: 900;
  font-size: 12px;
  margin-bottom: 6px;
}
.checks{
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display:grid;
  gap: 10px;
}
.checks li{
  display:flex; align-items:flex-start; gap: 10px;
  color: var(--muted);
}
.checks li::before{
  content:"✓";
  color: var(--accent2);
  font-weight: 900;
  margin-top: 1px;
}
.price-card__cta{
  margin-top: auto;
  padding-top: 12px;
}

/* Pack stacks */
.packstack{
  position: relative;
  margin-top: 12px;
  padding: 16px 10px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(0,0,0,.18);
  min-height: 240px;
  overflow:hidden;
}
html[data-theme="light"] .packstack{ background: rgba(18,21,40,.04); }
.packstack__img{
  position:absolute;
  left: 50%;
  top: 50%;
  width: 160px;
  height: auto;
  transform: translate(-50%,-50%);
  object-fit: contain;
  filter: drop-shadow(0 18px 26px rgba(0,0,0,.35));
}
.packstack--1 .packstack__img:nth-child(1){ transform: translate(-50%,-50%) rotate(-1deg); }
.packstack--3 .packstack__img:nth-child(1){ transform: translate(calc(-50% - 18px), calc(-50% + 6px)) rotate(-8deg); opacity: .86; }
.packstack--3 .packstack__img:nth-child(2){ transform: translate(-50%,-50%) rotate(-2deg); opacity: .95; }
.packstack--3 .packstack__img:nth-child(3){ transform: translate(calc(-50% + 18px), calc(-50% - 6px)) rotate(5deg); }
.packstack--6 .packstack__img:nth-child(1){ transform: translate(calc(-50% - 22px), calc(-50% + 10px)) rotate(-9deg); opacity: .70; }
.packstack--6 .packstack__img:nth-child(2){ transform: translate(calc(-50% - 8px), calc(-50% + 4px)) rotate(-4deg); opacity: .85; }
.packstack--6 .packstack__img:nth-child(3){ transform: translate(calc(-50% + 8px), calc(-50% - 2px)) rotate(2deg); opacity: .95; }
.packstack--6 .packstack__img:nth-child(4){ transform: translate(calc(-50% + 22px), calc(-50% - 10px)) rotate(7deg); }

.packstack__count{
  position:absolute;
  left: 10px;
  bottom: 10px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.20);
  background: rgba(0,0,0,.26);
  color: var(--fg);
  font-weight: 900;
  font-size: 12px;
}
html[data-theme="light"] .packstack__count{
  border-color: rgba(18,21,40,.18);
  background: rgba(255,255,255,.72);
}

/* FAQ */
.faqList{ margin-top: 14px; display:grid; gap: 10px; }
.faq{
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card2);
  overflow:hidden;
}
.faq summary{
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  padding: 14px 14px;
  cursor:pointer;
  color: var(--fg);
  font-weight: 900;
}
.faq summary::-webkit-details-marker{ display:none; }
.faq__panel{
  padding: 0 14px 14px;
}
.faq__panel p{ margin: 10px 0 0; color: var(--muted); }
.faq[open] summary{
  background: rgba(124,92,255,.12);
}
.faq__icon{
  width: 26px; height: 26px;
  border-radius: 999px;
  border: 1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  color: var(--fg);
}

/* Final card */
.finalCard{
  margin-top: 18px;
  padding: 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 18px;
}
.finalPack{
  display:block;
  margin-inline:auto;
  width: 180px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 18px 30px rgba(0,0,0,.35));
}

/* Footer */
.footer{
  border-top: 1px solid var(--nav-border);
  padding: 22px 0;
  background: rgba(255,255,255,.02);
}
.footer__grid{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.footer__title{
  font-weight: 900;
  margin: 0;
}
.footer__links{ display:flex; gap: 10px; }
.text-link{
  color: var(--link);
  font-weight: 900;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Reveal */
.reveal{
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .55s var(--ease-out), transform .55s var(--ease-out);
}
.reveal.in{
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce){
  .reveal{ transition:none; opacity:1; transform:none; }
  .btn{ transition:none; }
}

/* Responsive */
@media (max-width: 980px){
  .chips{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .proofGrid{ grid-template-columns: 1fr; }
  .pricing-grid{ grid-template-columns: 1fr; }
  .price-card{ min-height: auto; }
  .finalCard{ flex-direction: column; text-align:center; }
}
@media (max-width: 860px){
  .nav__burger{ display:inline-flex; flex-direction:column; }
  .nav__panel{
    position: absolute;
    left: 12px;
    right: 12px;
    top: calc(100% + 10px);
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 12px;
    display:none;
    box-shadow: var(--shadow-lg);
  }
  .nav__panel[data-open="true"]{ display:block; }
  .nav__links{ flex-direction: column; align-items: stretch; }
  .nav__link{ text-align:center; }
  .nav__tools{ justify-content:center; flex-wrap: wrap; }
}
@media (max-width: 720px){
  .hero__grid{ grid-template-columns: 1fr; text-align:center; }
  .heroCard{ min-height: 320px; }
  .hero__ctas{ justify-content:center; }
  .btn{ width: min(100%, 360px); }
  .cta-row{ justify-content:center; }
  .bullets{ text-align:left; margin-inline:auto; }
}