:root{
  --ind:#5B4FD6;--ind-d:#3F33B8;--ind-dd:#2B2290;--green:#1FA85A;--blue:#2F7BF0;
  --lav:#F3F1FD;--sky:#EAF1FD;--mint:#E8FAEF;--text:#14123A;--muted:#5F6480;--line:#E7E6F4;--white:#fff;
  --radius:22px;--shadow:0 14px 36px rgba(43,34,144,.10);--max:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--ind);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{margin:0;line-height:1.12;letter-spacing:-.02em;color:var(--text)}
p{margin:0}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.container.narrow{max-width:820px}
.eyebrow{font-size:.82rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--ind)}
.section{padding:84px 0}
.section-head{text-align:center;max-width:700px;margin:0 auto 44px}
.section-head h2{font-size:clamp(1.9rem,3.6vw,2.6rem)}
.section-head p{color:var(--muted);margin-top:12px;font-size:1.06rem}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:20px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);font-weight:800;font-size:1.05rem;line-height:1.15}
.brand:hover{text-decoration:none}
.brand img{border-radius:12px;box-shadow:0 5px 14px rgba(91,79,214,.3)}
.links{display:flex;gap:30px;margin-left:auto;margin-right:8px}
.links a{color:var(--text);font-weight:500;font-size:.96rem;padding:8px 0}
.links a:hover{color:var(--ind);text-decoration:none}
.menu-btn{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;padding:0;flex-direction:column;align-items:center;justify-content:center;gap:5px;margin-left:auto}
.menu-btn span{display:block;width:20px;height:2px;background:var(--text);border-radius:2px;transition:.2s}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Google Play badge */
.play-badge{display:inline-flex;align-items:center;gap:12px;background:#0b0b0f;color:#fff;border-radius:14px;padding:11px 24px 11px 16px;font-weight:700;line-height:1.1;font-size:1.28rem;border:1px solid #2a2a33;transition:transform .15s,box-shadow .15s}
.play-badge:hover{text-decoration:none;transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.25)}
.play-badge svg{width:30px;height:32px;flex-shrink:0}
.play-badge small{display:block;font-size:.66rem;font-weight:500;letter-spacing:.02em;opacity:.9}
.play-badge.small{padding:9px 18px 9px 13px;font-size:1rem;background:linear-gradient(135deg,#6A5BF0,#4B3FD0);border-color:transparent;box-shadow:0 10px 22px -10px rgba(75,63,208,.9)}
.play-badge.small svg{width:22px;height:24px}
.play-badge.pill{background:linear-gradient(135deg,#6A5BF0,#4B3FD0);border-color:transparent;border-radius:999px;padding:14px 34px 14px 22px;box-shadow:0 16px 30px -12px rgba(75,63,208,.9)}

/* hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(120deg,#EFEBFF 0%,#E3DDFF 45%,#8E7BF4 100%)}
.hero::before{content:"";position:absolute;right:-8%;top:-30%;width:70%;height:170%;border-radius:50%;background:radial-gradient(circle at 40% 45%,rgba(255,255,255,.55),rgba(255,255,255,0) 62%)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1.05fr;gap:20px;align-items:center;padding:58px 0 64px}
.hero .tags{font-size:.86rem;font-weight:800;letter-spacing:.14em;color:var(--ind)}
.hero h1{font-size:clamp(2.7rem,6vw,4.4rem);font-weight:800;margin:14px 0 18px}
.hero h1 em{font-style:normal;color:var(--ind);display:block}
.hero .lead{font-size:1.2rem;color:#2c2a58;max-width:470px;margin-bottom:28px}
.hero .lead b{color:var(--text)}
.hero .note{margin-top:14px;font-size:.88rem;color:#4a4880}
.hero-art{width:100%;max-width:640px;margin:0 auto;filter:drop-shadow(0 30px 40px rgba(43,34,144,.35))}

/* benefits */
.benefits{background:var(--lav)}
.bn{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:40px 0}
.bn div{text-align:center}
.bn img{width:84px;height:84px;object-fit:contain;margin:0 auto 12px}
.bn b{display:block;font-size:1.1rem}
.bn span{display:block;color:var(--muted);font-size:.92rem;margin-top:2px}

/* how it works */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px 24px;box-shadow:var(--shadow)}
.step .top{display:flex;align-items:flex-start;gap:12px;margin-bottom:6px}
.step .num{flex:0 0 34px;height:34px;border-radius:50%;background:var(--ind);color:#fff;font-weight:800;display:grid;place-items:center}
.step:nth-child(2) .num{background:var(--blue)}.step:nth-child(3) .num{background:var(--green)}
.step h3{font-size:1.15rem;margin-top:5px}
.step p{color:var(--muted);font-size:.94rem;margin-left:46px}
.step .art{height:178px;display:grid;place-items:center;margin-top:12px;border-radius:50%/60%;background:radial-gradient(ellipse at center,#EEF0FF,transparent 70%)}
.step .art img{max-height:150px;width:auto;object-fit:contain}

/* file types */
.types{background:var(--sky)}
.ft{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}
.ft div{width:128px;background:#fff;border-radius:20px;padding:18px 10px 14px;text-align:center;box-shadow:0 8px 20px rgba(43,34,144,.08);font-weight:600;font-size:.92rem}
.ft img{height:62px;width:auto;margin:0 auto 10px;object-fit:contain}

/* gallery */
.gallery{display:flex;gap:26px;overflow-x:auto;padding:10px max(24px,calc((100vw - var(--max))/2 + 24px)) 34px;scroll-snap-type:x proximity;scroll-padding-left:max(24px,calc((100vw - var(--max))/2 + 24px));-webkit-overflow-scrolling:touch}
.gallery::-webkit-scrollbar{height:8px}.gallery::-webkit-scrollbar-thumb{background:#d8d3f3;border-radius:8px}
.shot{margin:0;flex:0 0 auto;width:236px;text-align:center;scroll-snap-align:start}
.shot .frame{border-radius:32px;background:#1d1b2e;padding:8px;box-shadow:0 22px 44px -20px rgba(30,27,80,.5)}
.shot img{width:100%;height:auto;aspect-ratio:520/1062;object-fit:cover;object-position:top;border-radius:25px;background:#fff;display:block}
.shot figcaption{margin-top:14px;font-weight:600;font-size:.95rem}

/* features */
.features-bg{background:linear-gradient(180deg,var(--lav),#fff)}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;text-align:center;box-shadow:0 6px 18px rgba(43,34,144,.06);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.ico{width:56px;height:56px;border-radius:50%;background:var(--lav);color:var(--ind);display:grid;place-items:center;margin:0 auto 14px}
.ico svg{width:26px;height:26px}
.ico.purple{background:var(--mint);color:var(--green)}
.card h3{font-size:1.02rem;margin-bottom:6px}
.card p{font-size:.9rem;color:var(--muted)}

/* privacy band */
.privacy{background:linear-gradient(120deg,#5B4FD6,#2E2496);color:#fff}
.priv-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center}
.priv-grid img{width:min(420px,90%);margin:0 auto;filter:drop-shadow(0 24px 30px rgba(10,5,60,.5))}
.privacy h2{color:#fff;font-size:clamp(1.9rem,3.4vw,2.6rem);margin:8px 0 12px}
.privacy .eyebrow{color:#cfc9ff}
.privacy p{color:#e4e1ff;font-size:1.06rem;margin-bottom:18px}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.ticks li{display:flex;align-items:flex-start;gap:12px;font-weight:600;color:#fff}
.ticks li::before{content:"";width:24px;height:24px;border-radius:50%;flex-shrink:0;margin-top:1px;background:#22C55E url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/16px no-repeat}
.privacy .more-link{display:inline-block;margin-top:20px;font-weight:700;color:#fff;text-decoration:underline}

/* faq */
.faq{max-width:800px;margin:0 auto;display:grid;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 4px 14px rgba(43,34,144,.05)}
.faq summary{cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";width:10px;height:10px;border-right:2.5px solid var(--ind);border-bottom:2.5px solid var(--ind);transform:rotate(45deg);transition:.2s;flex-shrink:0;margin-top:-4px}
.faq details[open] summary::after{transform:rotate(-135deg);margin-top:4px}
.faq details p{padding:0 22px 20px;color:var(--muted)}

/* cta */
.cta{text-align:center;padding:76px 0;background:linear-gradient(180deg,#fff,var(--lav))}
.cta h2{font-size:clamp(1.9rem,3.6vw,2.7rem);margin-bottom:10px}
.cta p{color:var(--muted);font-size:1.08rem;margin-bottom:26px}

/* footer */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:34px 0}
.foot{display:flex;flex-wrap:wrap;align-items:center;gap:18px 34px}
.foot nav{display:flex;gap:24px;margin-left:auto;flex-wrap:wrap}
.foot nav a{color:var(--text);font-weight:500;font-size:.94rem}
.foot .brand{font-size:1rem}
.copy{width:100%;color:var(--muted);font-size:.82rem}
.copy small{display:block;margin-top:4px}

/* legal pages */
.legal{padding:50px 0 80px}
.legal h1{font-size:2.2rem;margin-bottom:6px}
.legal h2{font-size:1.35rem;margin:34px 0 10px}
.legal p,.legal li{color:#3b3f5a}
.legal p{margin:10px 0}
.legal ul{padding-left:22px}.legal li{margin:6px 0}
.legal .meta{color:var(--muted);font-size:.92rem}
.toc{background:var(--lav);border:1px solid var(--line);border-radius:16px;padding:16px 22px;margin:22px 0}
.toc ol{margin:8px 0 0;padding-left:20px;columns:2}.toc li{margin:3px 0;font-size:.94rem}
.table-wrap{overflow-x:auto;margin:12px 0}
table{border-collapse:collapse;width:100%;font-size:.92rem}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
th{background:var(--lav)}

@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;padding-top:40px}
  .hero-art{max-width:520px}
  .bn{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr}
  .grid4{grid-template-columns:repeat(2,1fr)}
  .priv-grid{grid-template-columns:1fr;gap:24px}
}
@media (max-width:760px){
  .menu-btn{display:flex}
  .links{display:none;position:absolute;left:0;right:0;top:74px;background:#fff;flex-direction:column;gap:0;padding:8px 24px 16px;border-bottom:1px solid var(--line);margin:0}
  .links.open{display:flex}
  .links a{padding:14px 0;border-bottom:1px solid var(--line)}
  .nav .play-badge.small{display:none}
  .section{padding:60px 0}
  .toc ol{columns:1}
}
@media (max-width:520px){
  .grid4{grid-template-columns:1fr}
  .bn{grid-template-columns:1fr 1fr;gap:26px 10px}
  .ft div{width:calc(50% - 8px)}
  .foot nav{margin-left:0}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* ===== 2026-10 redesign (ChatGPT art) ===== */
.hero{background:linear-gradient(135deg,#F6F3FF 0%,#E9EEFF 55%,#DDEBFF 100%)}
.hero::before{background:radial-gradient(circle at 50% 50%,rgba(255,255,255,.9),rgba(255,255,255,0) 62%)}
.hero-grid{grid-template-columns:1fr 1.15fr;padding:52px 24px 64px}
.hero .tags{display:inline-block;background:#fff;padding:6px 14px;border-radius:999px;box-shadow:0 4px 12px rgba(91,79,214,.14)}
.hero-visual{position:relative;height:520px}
.hv-art{position:absolute;left:50%;top:52%;width:58%;transform:translate(-50%,-50%);z-index:1;filter:drop-shadow(0 20px 30px rgba(47,123,240,.28))}
.hv-phone{position:absolute;width:206px;border-radius:34px;background:#14123A;padding:8px;z-index:2;box-shadow:0 30px 56px -18px rgba(20,18,58,.55)}
.hv-phone img{width:100%;height:auto;aspect-ratio:520/1062;object-fit:cover;object-position:top;border-radius:27px;display:block;background:#fff}
.hp1{left:0;top:30px;transform:rotate(-7deg)}
.hp2{right:0;top:46px;transform:rotate(7deg)}
.bn{padding:38px 0}
.bn img{width:84px;height:84px;filter:drop-shadow(0 8px 12px rgba(47,123,240,.2))}
.step{padding:26px 24px 20px}
.step .art{height:210px;background:none}
.step .art img{max-height:190px}
.ft div{border:1px solid var(--line)}
.ft img{height:64px}
.grid4 .card{text-align:left}
.card .ico.art,.ico.art{width:72px;height:72px;background:none;border-radius:0;margin:0 0 12px;display:block}
.ico.art img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 8px 12px rgba(91,79,214,.2))}
.privacy{background:linear-gradient(120deg,#4A41D0,#2A2194)}
.faq{max-width:none;display:grid;grid-template-columns:1fr 1fr;gap:12px 22px;align-items:start}
.cta{background:linear-gradient(120deg,#EEF0FF,#E6F1FF)}
.cta-grid{display:grid;grid-template-columns:1fr 1.2fr 1fr;gap:20px;align-items:center}
.cta-l,.cta-r{width:100%;max-width:300px;margin:0 auto;height:auto}
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{max-width:560px;margin:0 auto;width:100%}
  .faq{grid-template-columns:1fr}
  .cta-grid{grid-template-columns:1fr}
  .cta-l,.cta-r{max-width:220px}
}
@media (max-width:520px){
  .hero-visual{height:430px}
  .hv-phone{width:170px;padding:6px;border-radius:26px}
  .hv-phone img{border-radius:21px}
  .hv-art{width:70%}
  .grid4{grid-template-columns:1fr}
}
.priv-art{display:grid;place-items:center;padding:20px;border-radius:50%;aspect-ratio:1;max-width:460px;margin:0 auto;background:radial-gradient(circle,#fff 0%,#F1F2FF 42%,#C9CCFF 62%,rgba(150,150,255,0) 72%)}
.priv-art img{width:84%!important;filter:drop-shadow(0 18px 22px rgba(30,20,120,.35))!important}
@media (max-width:520px){.hero-grid{padding:34px 24px 44px}.hero-visual{height:380px}}