[hidden] { display: none !important; }
:root {
  --ink: #0d1b2a; --ink2: #33435a; --mute: #6b7a90; --line: #e3e8ef; --bg: #f7f9fc; --card: #fff;
  --brand: #0f766e; --brand2: #14b8a6; --brand-ink: #053b37; --warn: #b45309; --bad: #b91c1c; --good: #15803d;
  --navy: #0b1726; --navy2: #12243a;
  --r: 14px; --shadow: 0 1px 2px rgba(13,27,42,.06), 0 8px 24px rgba(13,27,42,.06);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink); background: var(--bg);
}
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: var(--brand); }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 22px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 999px; border: 1px solid transparent; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; transition: transform .15s, background .15s; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--brand2); color: #042f2c; }
.btn-primary:hover { background: #2dd4bf; }
.btn-ghost { border-color: rgba(255,255,255,.3); color: #fff; background: transparent; }
.btn-ghost:hover { background: rgba(255,255,255,.08); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-line { border-color: var(--line); background: #fff; color: var(--ink); }
.btn-sm { padding: 7px 14px; font-size: .9rem; }
.pill { display: inline-flex; gap: 6px; align-items: center; padding: 4px 12px; border-radius: 999px; font-size: .8rem; font-weight: 600; background: rgba(20,184,166,.14); color: var(--brand2); }

/* landing */
.top { position: sticky; top: 0; z-index: 20; background: rgba(11,23,38,.92); backdrop-filter: blur(10px); color: #fff; }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.2rem; color: #fff; text-decoration: none; letter-spacing: -0.02em; }
.logo svg { width: 28px; height: 28px; }
.nav { display: flex; gap: 22px; align-items: center; }
.nav a { color: #c9d6e6; text-decoration: none; font-size: .95rem; }
.nav a:hover { color: #fff; }
@media (max-width: 860px) { .nav a.hide-m { display: none; } }
.hero { background: radial-gradient(1200px 500px at 70% -10%, #134e4a 0%, transparent 60%), linear-gradient(180deg, var(--navy), var(--navy2)); color: #fff; padding: 80px 0 90px; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 50px; align-items: center; }
@media (max-width: 920px) { .hero .wrap { grid-template-columns: 1fr; } }
.hero p.lead { font-size: 1.2rem; color: #c9d6e6; max-width: 580px; }
.hero .cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 26px 0 18px; }
.hero .trust { display: flex; gap: 18px; flex-wrap: wrap; color: #9fb3c8; font-size: .9rem; }
.hero .trust span::before { content: "✓ "; color: var(--brand2); font-weight: 700; }
.hero h1 em { font-style: normal; color: var(--brand2); }
.mock { background: #0f2033; border: 1px solid #1f3a55; border-radius: 18px; padding: 18px; box-shadow: 0 30px 80px rgba(0,0,0,.4); }
.mock .row { display: flex; justify-content: space-between; align-items: center; padding: 10px 4px; border-bottom: 1px solid #1c3249; font-size: .92rem; }
.mock .row:last-child { border: 0; }
.mock .k { color: #9fb3c8; }
.mock .bar { height: 8px; border-radius: 4px; background: linear-gradient(90deg, var(--brand2), #5eead4); }
.mock .ch { display: grid; grid-template-columns: 120px 1fr 70px; gap: 10px; align-items: center; font-size: .88rem; padding: 6px 0; color: #dbe7f3; }
.mock .stamp { margin-top: 12px; padding: 10px 12px; border-radius: 10px; background: rgba(20,184,166,.12); color: #99f6e4; font-size: .82rem; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; word-break: break-all; }
section.s { padding: 84px 0; }
section.alt { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.kicker { color: var(--brand); font-weight: 700; font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 10px; }
.sub { color: var(--ink2); max-width: 720px; font-size: 1.08rem; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 34px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 34px; }
@media (max-width: 920px) { .grid3, .grid4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .grid3, .grid4 { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; box-shadow: var(--shadow); }
.card p { color: var(--ink2); margin: 0; font-size: .96rem; }
.card .ic { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: #ccfbf1; color: var(--brand-ink); font-weight: 800; margin-bottom: 12px; }
.step { position: relative; padding-top: 30px; }
.step .n { position: absolute; top: -14px; left: 22px; width: 32px; height: 32px; border-radius: 50%; background: var(--ink); color: #fff; display: grid; place-items: center; font-weight: 700; }
table.cmp { width: 100%; border-collapse: collapse; margin-top: 30px; background: #fff; border-radius: var(--r); overflow: hidden; box-shadow: var(--shadow); font-size: .95rem; }
table.cmp th, table.cmp td { padding: 13px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
table.cmp th { background: #f1f5f9; font-size: .85rem; text-transform: uppercase; letter-spacing: .04em; color: var(--ink2); }
table.cmp td.y { color: var(--good); font-weight: 600; }
table.cmp td.n { color: var(--bad); }
.tablewrap { overflow-x: auto; }
.tester { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 30px; }
@media (max-width: 860px) { .tester { grid-template-columns: 1fr; } }
.tester textarea { width: 100%; min-height: 120px; font: .9rem ui-monospace, SFMono-Regular, Menlo, monospace; padding: 14px; border-radius: 12px; border: 1px solid var(--line); resize: vertical; }
.tester .out { font: .9rem ui-monospace, SFMono-Regular, Menlo, monospace; background: var(--navy); color: #d7f5ef; border-radius: 12px; padding: 16px; min-height: 120px; word-break: break-all; }
.tester .out .tag { display: inline-block; margin: 6px 6px 0 0; padding: 2px 8px; border-radius: 6px; background: rgba(239,68,68,.2); color: #fecaca; font-size: .78rem; }
.tester label { display: flex; gap: 8px; align-items: center; margin-top: 10px; font-size: .92rem; color: var(--ink2); }
.price { display: flex; flex-direction: column; }
.price .amt { font-size: 2.2rem; font-weight: 800; letter-spacing: -0.03em; margin: 6px 0; }
.price .amt small { font-size: .95rem; color: var(--mute); font-weight: 500; }
.price ul { padding-left: 18px; color: var(--ink2); font-size: .95rem; flex: 1; }
.price.hl { border: 2px solid var(--brand2); }
.note { font-size: .85rem; color: var(--mute); margin-top: 14px; }
details.faq { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin-top: 10px; }
details.faq summary { cursor: pointer; font-weight: 600; }
details.faq p { margin: 10px 0 0; color: var(--ink2); }
footer.f { background: var(--navy); color: #9fb3c8; padding: 40px 0; font-size: .9rem; }
footer.f a { color: #c9d6e6; }
.cta-band { background: linear-gradient(120deg, #0f766e, #0b1726); color: #fff; border-radius: 22px; padding: 46px; display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.cta-band p { color: #c9d6e6; margin: 0; }

/* install prompt */
.install { position: fixed; right: 16px; bottom: 16px; z-index: 50; display: none; gap: 10px; align-items: center; background: var(--ink); color: #fff; padding: 10px 12px 10px 16px; border-radius: 14px; box-shadow: 0 10px 30px rgba(0,0,0,.25); font-size: .92rem; }
.install.on { display: flex; }
.install button { font: inherit; }
.install .x { background: none; border: 0; color: #9fb3c8; cursor: pointer; font-size: 1.1rem; }