:root {
  --navy: #1b2340; --indigo: #4b3fd1; --cyan: #3cc8f0;
  --gray: #6b7280; --line: #e6e8f0; --bg: #ffffff; --soft: #f6f7fc;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--navy);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; line-height: 1.65; }
a { color: var(--indigo); }
header { position: sticky; top: 0; z-index: 10; border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.94); backdrop-filter: blur(8px); }
.header-inner { max-width: 1040px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { display: inline-flex; align-items: center; text-decoration: none; }
.logo img { height: 60px; width: auto; display: block; }
nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 4px 22px; }
nav a { color: var(--navy); text-decoration: none; font-size: 15px; font-weight: 500; padding: 4px 0; border-bottom: 2px solid transparent; }
nav a:hover { color: var(--indigo); }
nav a.active { color: var(--indigo); border-bottom-color: var(--indigo); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }

.hero { padding: 88px 0 72px; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--indigo); margin-bottom: 18px; }
.hero h1 { font-size: clamp(38px, 7vw, 68px); line-height: 1.05; letter-spacing: -0.02em; margin: 0 0 22px; max-width: 14ch; }
.hero h1 span { color: var(--indigo); }
.hero p.lead { font-size: clamp(18px, 2.4vw, 22px); color: #3b4262; max-width: 40em; margin: 0 0 32px; }
.btns { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-block; padding: 14px 26px; border-radius: 999px; font-weight: 600; font-size: 16px;
  text-decoration: none; border: 2px solid var(--indigo); font-family: inherit; cursor: pointer; }
.btn.primary { background: var(--indigo); color: #fff; }
.btn.primary:hover { background: #3a2fb8; border-color: #3a2fb8; }
.btn.ghost { color: var(--indigo); background: transparent; }
.btn.ghost:hover { background: var(--soft); }

.pagehead { padding: 64px 24px 24px; }
.pagehead h1 { font-size: clamp(34px, 6vw, 52px); line-height: 1.1; letter-spacing: -0.02em; margin: 0 0 12px; }
.pagehead p { color: #3b4262; font-size: 19px; max-width: 40em; margin: 0; }
section.block { padding: 56px 0; }
section.alt { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
h2.title { font-size: clamp(26px, 4vw, 36px); line-height: 1.15; letter-spacing: -0.01em; margin: 0 0 12px; }
.intro { color: var(--gray); max-width: 42em; margin: 0 0 36px; font-size: 18px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 20px; }
.app { background: var(--bg); border: 1px solid var(--line); border-radius: 18px; padding: 26px; }
.app .bar { width: 36px; height: 4px; border-radius: 2px; background: linear-gradient(90deg, var(--indigo), var(--cyan)); margin-bottom: 16px; }
.app .tag { font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--indigo); margin-bottom: 10px; }
.app h3 { margin: 0 0 8px; font-size: 24px; letter-spacing: -0.01em; }
.app p { margin: 0; color: #3b4262; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.chip { padding: 10px 20px; border-radius: 999px; background: var(--bg); border: 1px solid var(--line);
  font-weight: 600; text-decoration: none; color: var(--navy); }
.chip:hover { border-color: var(--indigo); color: var(--indigo); }
.note { margin-top: 28px; font-size: 14px; color: var(--gray); border-left: 3px solid var(--cyan); padding-left: 14px; max-width: 46em; }

.values { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 18px; }
.value { background: var(--bg); border: 1px solid var(--line); border-radius: 16px; padding: 22px 24px; }
.value .n { font-size: 13px; font-weight: 700; color: var(--cyan); letter-spacing: 0.1em; }
.value h3 { margin: 4px 0 6px; font-size: 19px; }
.value p { margin: 0; color: #3b4262; font-size: 15.5px; }

.two { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.box { background: var(--soft); border: 1px solid var(--line); border-radius: 18px; padding: 28px; }
.box h3 { margin: 0 0 8px; font-size: 22px; }
.box p { margin: 0 0 16px; color: #3b4262; }
.prose p { margin: 0 0 18px; font-size: 18px; color: #3b4262; }

form { display: grid; gap: 14px; max-width: 620px; }
label { font-size: 14px; font-weight: 600; display: grid; gap: 6px; }
input, textarea, select { font: inherit; padding: 12px 14px; border: 1px solid #cfd3e3; border-radius: 12px; background: #fff; color: var(--navy); }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--indigo); outline-offset: 1px; }
textarea { min-height: 130px; resize: vertical; }
button.btn { justify-self: start; }
.two .box { display: flex; flex-direction: column; }
.two .box .btn { margin-top: auto; align-self: flex-start; }
.privacy-hint { font-size: 13px; color: var(--gray); margin: 0; }

.card { background: var(--soft); border: 1px solid var(--line); border-radius: 16px; padding: 24px 26px; margin-bottom: 20px; }
.card h2 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--indigo); margin: 0 0 10px; }
.card p { margin: 0; }
.sub { color: var(--gray); margin: 0 0 32px; }
.applogo { height: 56px; width: auto; max-width: 100%; display: block; margin-bottom: 14px; }
.sbtns { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
.sbtn { display: inline-block; padding: 8px 16px; border-radius: 999px; font-size: 13px; font-weight: 600; background: var(--navy); color: #fff; text-decoration: none; border: 1px solid var(--navy); }
a.sbtn:hover { background: var(--indigo); border-color: var(--indigo); }
.sbtn.off { background: var(--soft); color: #9aa0b8; border-color: var(--line); cursor: default; }
.appdetail h2 { font-size: 22px; margin: 36px 0 10px; letter-spacing: -0.01em; }
.appdetail li, .appdetail p { color: #3b4262; font-size: 16.5px; }
.appdetail ul { padding-left: 22px; }
.apphead { display: flex; align-items: center; gap: 22px; margin: 8px 0 18px; flex-wrap: wrap; }
.apphead h1 { margin: 4px 0 8px; font-size: clamp(32px, 6vw, 46px); line-height: 1.1; }
.applogo.big { height: 110px; margin: 0; border-radius: 22px; }
.lead2 { font-size: 19px; }
.sbtn.big { padding: 12px 24px; font-size: 15px; }
.note { font-size: 14px !important; color: #6b7280 !important; }
.ptable { width: 100%; border-collapse: collapse; margin: 6px 0 14px; font-size: 15.5px; }
.ptable th, .ptable td { text-align: left; vertical-align: top; padding: 12px 10px; border-bottom: 1px solid var(--line); }
.ptable th { white-space: nowrap; color: var(--indigo); }
.ptable td:nth-child(2) { white-space: nowrap; font-weight: 600; }
@media (max-width: 640px) { .ptable, .ptable tbody, .ptable tr, .ptable th, .ptable td { display: block; } .ptable tr { padding: 8px 0; border-bottom: 1px solid var(--line); } .ptable th, .ptable td { border: 0; padding: 2px 0; } }
a.applink { color: inherit; text-decoration: none; display: block; }
a.applink:hover { color: var(--indigo); }
a.applink:hover .applogo { opacity: .85; }
.badge { display: inline-block; font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 999px; margin-bottom: 14px; }
.badge.live { background: #e9e7fb; color: var(--indigo); }
.badge.soon { background: #eef0f5; color: var(--gray); }
.launch { background: var(--bg); border: 1px solid var(--line); border-left: 4px solid var(--indigo); border-radius: 12px; padding: 18px 22px; margin: 0 0 32px; max-width: 46em; }
.launch p { margin: 0; color: #3b4262; }
.launch strong { color: var(--navy); }
.newsbox { background: var(--soft); border: 1px solid var(--line); border-radius: 18px; padding: 28px; max-width: 620px; }
.newsbox h3 { margin: 0 0 8px; font-size: 22px; }
.newsbox p { margin: 0; color: #3b4262; }
details.faq { background: var(--soft); border: 1px solid var(--line); border-radius: 14px; padding: 4px 22px; margin-bottom: 12px; }
details.faq summary { cursor: pointer; font-weight: 600; font-size: 17px; padding: 16px 0; list-style: none; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; float: right; color: var(--indigo); font-size: 22px; line-height: 1; }
details.faq[open] summary::after { content: "–"; }
details.faq p { margin: 0 0 16px; color: #3b4262; }
.legaltext h2 { font-size: 22px; margin: 40px 0 10px; letter-spacing: -0.01em; }
.legaltext h3 { font-size: 17px; margin: 24px 0 6px; }
.legaltext p, .legaltext li { color: #3b4262; font-size: 16.5px; margin: 0 0 12px; }
.legaltext ul { padding-left: 22px; margin: 0 0 12px; }

footer { border-top: 1px solid var(--line); background: var(--soft); color: var(--gray); font-size: 14px; margin-top: 40px; }
.footer-inner { max-width: 1040px; margin: 0 auto; padding: 32px 24px; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; }
.footer-inner strong { color: var(--navy); display: block; margin-bottom: 6px; }
.footer-inner a { color: var(--gray); text-decoration: none; }
.footer-inner a:hover { color: var(--indigo); }
.legal { max-width: 1040px; margin: 0 auto; padding: 0 24px 28px; font-size: 13px; }
@media (max-width: 640px) {
  .logo img { height: 44px; }
  nav { gap: 2px 14px; } nav a { font-size: 13.5px; }
  .hero { padding: 52px 0 48px; } section.block { padding: 44px 0; } .pagehead { padding-top: 44px; }
}
.bookshow{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.bookcover{width:200px;max-width:100%;border-radius:4px;box-shadow:0 10px 30px rgba(27,35,64,.25)}.bookshow>div{flex:1;min-width:240px}
.bookpages{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;margin:12px 0}.bookpages figure{margin:0;text-align:center}.bookpages img{width:100%;border-radius:4px;box-shadow:0 6px 20px rgba(27,35,64,.18);background:#fff}.bookpages figcaption{font-size:.85rem;color:#5b6480;margin-top:6px}
.chiplogo{display:inline-flex;align-items:center;gap:10px;padding:8px 18px 8px 8px}.chiplogo .applogo{width:44px;height:44px;border-radius:11px;object-fit:cover;margin:0;flex:none}
.hero { padding-left: 24px; padding-right: 24px; }
html, body { overflow-x: hidden; } p, li, h1, h2, h3, a { overflow-wrap: anywhere; }
@media (max-width: 640px) {
  .hero { padding: 40px 24px 40px; }
  .header-inner { flex-direction: column; align-items: flex-start; gap: 10px; padding: 12px 20px; }
  header .header-inner img { width: 170px; height: auto; }
  nav { justify-content: flex-start; flex-wrap: wrap; gap: 2px 12px; width: 100%; } header { position: static; }
  nav a { font-size: 13.5px; white-space: nowrap; }
  .btn { display: block; text-align: center; margin: 0 0 12px; }
  .pagehead { padding: 36px 20px 16px; } .wrap { padding-left: 20px; padding-right: 20px; }
  .bookshow { justify-content: center; }
}