:root{
  --bg:#0b0b16;
  --bg-soft:#12122100;
  --ink:#1c1c28;
  --muted:#5b5b6b;
  --line:#e7e7ef;
  --accent:#6c5ce7;
  --accent-2:#00d4ff;
  --gold:#e9b949;
  --grad:linear-gradient(120deg,#6c5ce7 0%,#8e7bff 45%,#00d4ff 100%);
  --grad-gold:linear-gradient(120deg,#f6d365 0%,#e9b949 45%,#c98a2b 100%);
  --radius:18px;
  --shadow:0 20px 60px -20px rgba(20,16,60,.35);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  color:var(--ink);
  background:#fff;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.navbar-brand{font-family:"Sora","Inter",sans-serif;letter-spacing:-.02em}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}

.skip-link{position:fixed;top:10px;left:10px;z-index:2000;background:#fff;padding:.5rem 1rem;border-radius:10px}

/* ---------- NAV ---------- */
.site-nav{
  background:rgba(11,11,22,.55);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:background .3s ease,box-shadow .3s ease;
  padding:.75rem 0;
}
.site-nav.scrolled{background:rgba(11,11,22,.9);box-shadow:0 10px 30px -12px rgba(0,0,0,.5)}
.site-nav .navbar-brand{color:#fff;font-weight:800;font-size:1.15rem}
.site-nav .nav-link{color:rgba(255,255,255,.78);font-weight:500;padding:.5rem .9rem;border-radius:10px}
.site-nav .nav-link:hover,.site-nav .nav-link.active{color:#fff;background:rgba(255,255,255,.08);text-decoration:none}
.navbar-toggler{border-color:rgba(255,255,255,.25)}
.navbar-toggler-icon{filter:invert(1)}

.btn-accent{
  background:var(--grad);
  color:#fff;border:0;font-weight:600;
  box-shadow:0 12px 28px -10px rgba(108,92,231,.7);
}
.btn-accent:hover{color:#fff;filter:brightness(1.08);box-shadow:0 16px 34px -10px rgba(108,92,231,.8)}
.btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff;font-weight:600}
.btn-outline-light:hover{background:#fff;color:var(--bg)}
.btn-outline-dark{font-weight:600}

/* ---------- HERO ---------- */
.hero{
  position:relative;
  background:radial-gradient(1200px 600px at 15% -10%,#241b5e 0%,transparent 55%),
             radial-gradient(1000px 500px at 100% 0%,#0c3a52 0%,transparent 50%),
             var(--bg);
  color:#fff;
  padding:170px 0 110px;
  overflow:hidden;
}
.hero-product{padding-top:150px;padding-bottom:90px}
.hero-glow{
  position:absolute;inset:0;
  background:radial-gradient(600px 300px at 70% 20%,rgba(0,212,255,.18),transparent 60%),
            radial-gradient(500px 260px at 20% 80%,rgba(108,92,231,.22),transparent 60%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:2}

.eyebrow{
  display:flex;align-items:center;gap:.5rem;
  text-transform:uppercase;letter-spacing:.14em;font-size:.72rem;font-weight:600;
  color:rgba(255,255,255,.7);margin-bottom:1rem;
}
.section .eyebrow{color:var(--accent)}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 4px rgba(0,212,255,.18)}

.hero-title{font-size:clamp(2.3rem,5vw,3.6rem);font-weight:800;line-height:1.08;margin-bottom:1.1rem}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.12rem;color:rgba(255,255,255,.78);max-width:520px}

.hero-stats{display:flex;flex-wrap:wrap;gap:2rem;margin:2.5rem 0 0;padding:0}
.hero-stats div{min-width:120px}
.hero-stats dt{font-family:"Sora";font-size:1.35rem;font-weight:700;color:#fff}
.hero-stats dd{margin:0;font-size:.85rem;color:rgba(255,255,255,.6)}

.crumb{font-size:.85rem;color:rgba(255,255,255,.55);margin-bottom:1.5rem}
.crumb a{color:rgba(255,255,255,.8)}
.crumb i{margin:0 .35rem;font-size:.7rem}

/* ---------- PHONE MOCKUP ---------- */
.phone-wrap{position:relative;display:flex;justify-content:center;padding:1rem 0}
.phone{
  position:relative;width:280px;height:570px;
  background:linear-gradient(160deg,#20202f,#0e0e18);
  border-radius:42px;padding:14px;
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.08),0 40px 80px -30px rgba(0,0,0,.7);
  z-index:2;
}
.phone-notch{position:absolute;top:14px;left:50%;transform:translateX(-50%);width:120px;height:24px;background:#0e0e18;border-radius:0 0 16px 16px;z-index:3}
.phone-screen{width:100%;height:100%;border-radius:30px;overflow:hidden;background:linear-gradient(180deg,#6c5ce7,#4834c9 40%,#f4f4fb 40%)}
.phone-shadow{position:absolute;bottom:-10px;width:220px;height:40px;background:rgba(0,0,0,.5);filter:blur(30px);border-radius:50%}

.app-ui{padding:54px 20px 20px;height:100%;display:flex;flex-direction:column;color:#fff}
.app-ui-top{display:flex;justify-content:space-between;align-items:center;font-size:.85rem}
.app-ui-hi{font-weight:600}
.app-ui-streak{background:rgba(255,255,255,.2);padding:.15rem .55rem;border-radius:20px;font-weight:700}
.app-ui-title{font-size:1.1rem;margin:1rem 0 .8rem;color:#fff}
.app-ui-card{
  background:#fff;color:var(--ink);border-radius:14px;padding:.8rem;
  display:flex;align-items:center;gap:.7rem;box-shadow:var(--shadow);margin-bottom:.5rem;
}
.app-ui-card strong{display:block;font-size:.9rem}
.app-ui-card span{font-size:.72rem;color:var(--muted)}
.app-ui-flag{font-size:1.6rem}
.app-ui-badge{margin-left:auto;background:#eee9ff;color:var(--accent);font-weight:700;font-size:.7rem;padding:.2rem .5rem;border-radius:8px}
.app-ui-progress{height:8px;background:rgba(255,255,255,.25);border-radius:10px;overflow:hidden;margin-bottom:1rem}
.app-ui-progress span{display:block;height:100%;background:var(--accent-2);border-radius:10px}
.app-ui-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:auto}
.app-ui-grid span{
  background:#fff;color:var(--ink);border-radius:12px;
  aspect-ratio:1;display:flex;align-items:center;justify-content:center;
  font-size:1.3rem;font-weight:700;box-shadow:0 8px 20px -10px rgba(20,16,60,.3);
}
.app-ui-grid-lg{grid-template-columns:repeat(3,1fr);margin-top:1rem}
.app-ui-more,.app-ui-grid .app-ui-more{background:var(--grad);color:#fff}
.app-ui-cta{
  margin-top:1rem;border:0;border-radius:14px;padding:.8rem;
  background:var(--bg);color:#fff;font-weight:700;font-family:"Sora";
}
.app-ui-grades{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-bottom:1rem}
.app-ui-grades button{
  border:0;border-radius:10px;padding:.45rem 0;font-size:.72rem;font-weight:700;
  background:rgba(255,255,255,.22);color:#fff;font-family:"Sora";
}
.app-ui-grades button.on{background:var(--accent-2);color:var(--bg)}

/* ---------- STRIP ---------- */
.strip{background:var(--bg);border-top:1px solid rgba(255,255,255,.06);padding:1.1rem 0}
.strip-list{
  list-style:none;margin:0;padding:0;
  display:flex;flex-wrap:wrap;gap:1.8rem;justify-content:center;
  color:rgba(255,255,255,.62);font-size:.9rem;font-weight:500;
}
.strip-list i{color:var(--accent-2);margin-right:.4rem}

/* ---------- SECTIONS ---------- */
.section{padding:90px 0}
.section-alt{background:#f7f7fb}
.section-dark{background:var(--bg);color:#fff}
.section-head{max-width:640px;margin-bottom:1rem}
.section-title{font-size:clamp(1.7rem,3.2vw,2.4rem);font-weight:700;margin-bottom:.6rem}
.section-lead{color:var(--muted);font-size:1.05rem}
.section-dark .section-lead{color:rgba(255,255,255,.6)}

.check-list{list-style:none;padding:0;margin:1.5rem 0 0}
.check-list li{display:flex;gap:.6rem;margin-bottom:.7rem;color:var(--ink)}
.check-list i{color:var(--accent);flex-shrink:0;margin-top:.2rem}

/* feature visual / lang cloud */
.feature-visual{
  background:var(--grad);border-radius:26px;padding:2.5rem;
  box-shadow:var(--shadow);
}
.lang-cloud{display:flex;flex-wrap:wrap;gap:.6rem}
.lang-cloud span{
  background:rgba(255,255,255,.16);backdrop-filter:blur(6px);
  color:#fff;font-weight:600;font-size:.9rem;
  padding:.5rem .9rem;border-radius:30px;border:1px solid rgba(255,255,255,.25);
}

/* cards */
.card-plain{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.6rem;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card-plain:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card-ico{
  display:inline-flex;width:48px;height:48px;border-radius:14px;
  align-items:center;justify-content:center;font-size:1.4rem;color:#fff;
  background:var(--grad);margin-bottom:1rem;
}
.card-plain h3{font-size:1.1rem;margin-bottom:.4rem}
.card-plain p{color:var(--muted);font-size:.95rem;margin:0}

/* steps */
.step{
  height:100%;padding:1.6rem;border-radius:var(--radius);
  background:#fff;border:1px solid var(--line);
}
.section .step{background:#f7f7fb;border-color:transparent}
.step-no{font-family:"Sora";font-weight:800;font-size:1.6rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.step h3{font-size:1.05rem;margin:.5rem 0 .35rem}
.step p{color:var(--muted);font-size:.92rem;margin:0}

/* why (dark) */
.why i{font-size:1.6rem;color:var(--accent-2);margin-bottom:.6rem;display:block}
.why h3{font-size:1.02rem;color:#fff;margin-bottom:.3rem}
.why p{color:rgba(255,255,255,.6);font-size:.9rem;margin:0}

/* lang grid (frigya) */
.lang-grid{
  list-style:none;padding:0;margin:2rem auto 0;max-width:760px;
  display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.8rem;
}
.lang-grid li{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:.8rem 1rem;font-weight:600;font-size:.95rem;display:flex;align-items:center;gap:.6rem;
}
.lang-grid span{font-size:1.3rem}

/* store badges */
.store-badges{display:flex;flex-wrap:wrap;gap:1rem}
.store-badge{
  display:inline-flex;align-items:center;gap:.7rem;
  background:#fff;color:var(--bg);border-radius:14px;padding:.7rem 1.2rem;
  font-weight:700;box-shadow:var(--shadow);
}
.store-badge:hover{text-decoration:none;color:var(--bg);filter:brightness(.97)}
.store-badge i{font-size:1.6rem}
.store-badge span{display:flex;flex-direction:column;line-height:1.1;font-family:"Sora"}
.store-badge small{font-weight:500;font-size:.65rem;color:var(--muted)}

/* faq */
.faq{max-width:760px}
.faq .accordion-item{border:1px solid var(--line);border-radius:14px !important;margin-bottom:.8rem;overflow:hidden}
.faq .accordion-button{font-family:"Sora";font-weight:600;font-size:1rem;background:#fff;color:var(--ink)}
.faq .accordion-button:not(.collapsed){background:#f2f0ff;color:var(--accent);box-shadow:none}
.faq .accordion-button:focus{box-shadow:0 0 0 .2rem rgba(108,92,231,.25)}
.faq .accordion-body{color:var(--muted)}

/* cta panel */
.cta-panel{
  position:relative;overflow:hidden;
  background:radial-gradient(600px 300px at 20% 0%,#2a1f66,transparent 60%),var(--bg);
  color:#fff;border-radius:28px;padding:3.5rem 2rem;text-align:center;
  box-shadow:var(--shadow);
}
.cta-panel h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:.5rem;position:relative;z-index:2}
.cta-panel p{color:rgba(255,255,255,.7);margin-bottom:1.5rem;position:relative;z-index:2}
.cta-panel .btn,.cta-panel .store-badges{position:relative;z-index:2}

/* footer */
.site-footer{background:var(--bg);color:#fff;padding:60px 0 28px}
.site-footer .navbar-brand{color:#fff;font-weight:800}
.site-footer h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.12em;color:rgba(255,255,255,.5);margin-bottom:1rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer ul li{margin-bottom:.5rem}
.site-footer ul a{color:rgba(255,255,255,.75);font-size:.92rem}
.site-footer ul a:hover{color:#fff}
.footer-bottom{
  margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;
  font-size:.82rem;color:rgba(255,255,255,.45);
}

/* feature quote (home) */
.feature-quote p{
  font-family:"Sora",sans-serif;font-weight:700;letter-spacing:-.02em;
  font-size:clamp(1.25rem,2.4vw,1.7rem);line-height:1.4;color:#fff;margin:0;
}

/* stat cards */
.stat-row{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;margin-top:1.5rem}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.6rem 2.2rem;text-align:center;min-width:200px;
}
.stat-card strong{
  display:block;font-family:"Sora";font-size:2.4rem;font-weight:800;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-card span{color:var(--muted);font-size:.9rem}

/* pull quote */
.pullquote{
  max-width:820px;margin:0 auto;text-align:center;border:0;padding:0;
}
.pullquote p{
  font-family:"Sora",sans-serif;font-weight:700;letter-spacing:-.02em;
  font-size:clamp(1.4rem,3vw,2rem);line-height:1.35;color:var(--ink);margin:0 0 1rem;
}
.pullquote p::before{content:"“";color:var(--accent);margin-right:.1em}
.pullquote p::after{content:"”";color:var(--accent);margin-left:.05em}
.pullquote cite{font-style:normal;font-weight:600;color:var(--accent);font-size:1.05rem}

/* forgetting curve figure */
.curve-fig{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.5rem;box-shadow:var(--shadow);
}
.curve-fig svg{width:100%;height:auto;display:block}
.curve-legend{
  display:flex;flex-wrap:wrap;gap:1.1rem 1.4rem;margin:1rem 0 0;
  font-size:.85rem;color:var(--muted);
}
.curve-legend span{display:flex;align-items:center;gap:.45rem}
.curve-legend i{width:22px;height:0;border-top:3px solid currentColor;border-radius:3px;display:inline-block}
.curve-legend .lg-noreview{color:#b7b7c8}
.curve-legend .lg-frigya{color:var(--accent)}
.curve-legend .lg-dot{color:var(--accent);font-size:.9rem}

/* referral visual */
.referral{
  background:var(--grad);border-radius:26px;padding:2.5rem 2rem;text-align:center;
  box-shadow:var(--shadow);color:#fff;
}
.referral-row{display:flex;align-items:center;justify-content:center;gap:1rem;flex-wrap:wrap}
.referral-row span{
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  padding:.7rem 1.1rem;border-radius:16px;font-weight:700;display:flex;align-items:center;gap:.5rem;
}
.referral-link{background:transparent !important;border:0 !important;font-size:1.3rem}
.referral-note{margin:1.2rem 0 0;color:rgba(255,255,255,.85);font-weight:500}

/* gold story section */
.section-gold{
  background:radial-gradient(720px 360px at 15% 0%,#3a2c12 0%,transparent 60%),
             radial-gradient(560px 300px at 100% 100%,#2a1e0c 0%,transparent 55%),
             var(--bg);
  color:#fff;
}
.section-gold .eyebrow{color:var(--gold)}
.section-gold .eyebrow .dot{background:var(--gold);box-shadow:0 0 0 4px rgba(233,185,73,.18)}
.grad-text-gold{background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent}

/* reveal animation */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

@media (max-width:991px){
  .hero{padding:130px 0 70px}
  .hero-lead{max-width:none}
  .section{padding:64px 0}
  .site-nav .navbar-collapse{background:rgba(11,11,22,.97);margin-top:.6rem;padding:1rem;border-radius:14px}
}