@font-face { font-family: "Plex"; src: url("fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Plex"; src: url("fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Plex"; src: url("fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Plex"; src: url("fonts/ibm-plex-sans-latin-700-normal.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --ink: #000;
  --text: #1d2025;
  --muted: #5d6470;
  --line: #e3e5e9;
  --soft: #f4f5f7;
  --paper: #fff;
  --red: #e30b1c;
  --green: #1c7a4b;
  --focus: #2a5bd7;
  --wrap: 1120px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font: 17px/1.6 "Plex", "Segoe UI", system-ui, sans-serif; color: var(--text); background: var(--paper); }
img { max-width: 100%; display: block; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 3px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; background: #fff; padding: 8px 12px; z-index: 10; }

/* header */
.site-head { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 5; }
.site-head .wrap { display: flex; align-items: center; gap: 28px; height: 84px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); font-weight: 700; font-size: 25px; letter-spacing: -0.01em; margin-right: auto; }
.brand img { width: 50px; height: 50px; }
.site-nav { display: flex; gap: 24px; }
.site-nav a { text-decoration: none; color: var(--muted); font-weight: 500; font-size: 15.5px; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }
.btn { display: inline-block; text-decoration: none; font-weight: 600; font-size: 15.5px; padding: 10px 18px; border-radius: 8px; border: 1.5px solid var(--ink); background: var(--ink); color: #fff; }
.btn:hover { background: #222; }
.btn.ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--ink); }
@media (max-width: 720px) { .site-nav { display: none; } .site-head .btn { padding: 8px 12px; font-size: 14.5px; } }

/* hero */
.hero { padding: 72px 0 56px; }
.hero .wrap { display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(36px, 5vw, 56px); line-height: 1.05; letter-spacing: -0.03em; margin: 0 0 20px; color: var(--ink); font-weight: 700; }
.hero p.lead { font-size: 19px; color: var(--muted); margin: 0 0 28px; max-width: 34ch; }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero .fine { font-size: 14.5px; color: var(--muted); margin-top: 16px; }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; gap: 40px; } .hero { padding-top: 48px; } }

/* product mockups (fictional data) */
.mock { background: #fff; border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 1px 0 rgba(0,0,0,.03), 0 18px 40px -24px rgba(0,0,0,.25); overflow: hidden; }
.mock-top { padding: 20px 22px 16px; border-bottom: 1px solid var(--line); }
.mock-top .shop { font-size: 12.5px; color: var(--muted); }
.mock-top .shopname { font-weight: 600; color: var(--ink); font-size: 15px; }
.mock-top .big { font-size: 22px; line-height: 1.25; letter-spacing: -0.015em; margin: 12px 0 0; color: var(--ink); font-weight: 500; }
.mock-top .big b { color: var(--red); font-weight: 700; }
.mock-tabs { display: flex; gap: 18px; padding: 0 22px; border-bottom: 1px solid var(--line); font-size: 13px; color: var(--muted); font-weight: 600; overflow-x: auto; }
.mock-tabs span { padding: 10px 0 8px; white-space: nowrap; }
.mock-tabs span.on { color: var(--ink); border-bottom: 2px solid var(--ink); }
.mock-tabs em { font-style: normal; font-weight: 400; margin-left: 3px; }
.mock table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.mock th { text-align: left; color: var(--muted); font-weight: 500; font-size: 12px; padding: 9px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.mock td { padding: 10px 12px; border-bottom: 1px solid var(--soft); vertical-align: top; }
.mock tr:last-child td { border-bottom: 0; }
.mock .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.mock .bad { color: var(--red); font-weight: 700; }
.mock .good { color: var(--green); font-weight: 700; }
.mock .me td { font-weight: 600; }
.mock .p small { display: block; color: var(--muted); font-size: 11.5px; }
.mock-scroll { overflow-x: auto; }

/* sections */
section.block { padding: 72px 0; border-top: 1px solid var(--line); }
section.block.tint { background: var(--soft); }
.kicker { color: var(--red); font-weight: 600; font-size: 15px; margin: 0 0 8px; }
h2 { font-size: clamp(28px, 3.4vw, 38px); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 14px; color: var(--ink); }
h3 { font-size: 20px; margin: 0 0 8px; color: var(--ink); letter-spacing: -0.01em; }
p.intro { color: var(--muted); max-width: 60ch; margin: 0 0 40px; font-size: 18px; }

.feature { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 48px; align-items: center; margin-bottom: 64px; }
.feature:last-child { margin-bottom: 0; }
.feature p { color: var(--muted); margin: 0; max-width: 42ch; }
@media (max-width: 900px) { .feature { grid-template-columns: 1fr; gap: 24px; } }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; counter-reset: s; }
.steps li { counter-increment: s; border-top: 2px solid var(--ink); padding-top: 18px; }
.steps li::before { content: counter(s); display: block; font-weight: 700; font-size: 15px; color: var(--red); margin-bottom: 6px; }
.steps p { color: var(--muted); margin: 0; }
@media (max-width: 800px) { .steps { grid-template-columns: 1fr; } }

.facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px 48px; }
.facts p { color: var(--muted); margin: 0; }
@media (max-width: 800px) { .facts { grid-template-columns: 1fr; } }

.price { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.price-card { background: #fff; border: 1.5px solid var(--ink); border-radius: 12px; padding: 28px; }
.price-card .amount { font-size: 48px; font-weight: 700; letter-spacing: -0.03em; color: var(--ink); line-height: 1; }
.price-card .amount span { font-size: 17px; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.price-card ul { margin: 20px 0 24px; padding-left: 20px; color: var(--text); }
.price-card li { margin: 6px 0; }
@media (max-width: 800px) { .price { grid-template-columns: 1fr; } }

.faq { max-width: 760px; }
.faq details { border-bottom: 1px solid var(--line); padding: 16px 0; }
.faq summary { cursor: pointer; font-weight: 600; color: var(--ink); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-weight: 400; color: var(--muted); font-size: 20px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin: 10px 0 0; }

/* inner pages */
.page { padding: 64px 0 88px; }
.page h1 { font-size: clamp(32px, 4vw, 44px); letter-spacing: -0.025em; line-height: 1.1; margin: 0 0 20px; color: var(--ink); }
.prose { max-width: 68ch; }
.prose p, .prose li { color: var(--text); }
.prose h2 { font-size: 22px; margin: 36px 0 10px; }
.prose .muted { color: var(--muted); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-top: 12px; }
.contact-grid dl { margin: 0; }
.contact-grid dt { color: var(--muted); font-size: 14.5px; margin-top: 18px; }
.contact-grid dd { margin: 2px 0 0; font-size: 19px; font-weight: 500; color: var(--ink); }
.contact-grid dd a { text-decoration: none; border-bottom: 1.5px solid var(--line); }
.contact-grid dd a:hover { border-color: var(--ink); }
.note-box { background: var(--soft); border-radius: 12px; padding: 24px; }
.note-box p { margin: 0 0 12px; color: var(--muted); }
@media (max-width: 800px) { .contact-grid { grid-template-columns: 1fr; } }

/* footer */
.site-foot { border-top: 1px solid var(--line); padding: 32px 0 40px; font-size: 14.5px; color: var(--muted); }
.site-foot .wrap { display: flex; gap: 24px; flex-wrap: wrap; align-items: center; }
.site-foot .brand { font-size: 16px; margin-right: 0; }
.site-foot .brand img { width: 26px; height: 26px; }
.site-foot nav { display: flex; gap: 18px; margin-left: auto; }
.site-foot nav a { text-decoration: none; }
.site-foot nav a:hover { color: var(--ink); }
.site-foot .legal { flex-basis: 100%; font-size: 13px; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* pricing: two plans */
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.plan { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 24px; display: flex; flex-direction: column; }
.plan.best { border: 1.5px solid var(--ink); }
.plan .name { font-weight: 600; color: var(--ink); display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.plan .badge { font-size: 12.5px; font-weight: 600; color: #fff; background: var(--red); border-radius: 999px; padding: 2px 10px; }
.plan .amount { font-size: 40px; font-weight: 700; letter-spacing: -0.03em; color: var(--ink); line-height: 1; margin: 14px 0 6px; }
.plan .amount span { font-size: 16px; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.plan .sub { color: var(--muted); font-size: 14.5px; margin: 0 0 20px; }
.plan .btn { margin-top: auto; text-align: center; }
.included { margin: 28px 0 0; padding-left: 20px; color: var(--muted); columns: 2; column-gap: 32px; }
.included li { margin: 0 0 8px; break-inside: avoid; }
@media (max-width: 800px) { .plans { grid-template-columns: 1fr; } .included { columns: 1; } }

/* contact form */
.form { display: grid; gap: 14px; margin-top: 8px; }
.form label { display: grid; gap: 4px; font-size: 14.5px; color: var(--muted); }
.form input, .form textarea { font: inherit; color: var(--text); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; background: #fff; }
.form textarea { min-height: 96px; resize: vertical; }
.form .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form button { justify-self: start; cursor: pointer; }
.form .status { font-size: 15px; margin: 0; }
.form .status.ok { color: var(--green); }
.form .status.err { color: var(--red); }
.form .hp { position: absolute; left: -9999px; }
.copy { font: inherit; font-size: 13.5px; background: none; border: 1px solid var(--line); border-radius: 6px; padding: 2px 8px; margin-left: 8px; cursor: pointer; color: var(--muted); vertical-align: middle; }
@media (max-width: 600px) { .form .row2 { grid-template-columns: 1fr; } }

.head-actions { display: flex; gap: 10px; }
.text-link { color: var(--ink); font-weight: 600; font-size: 15.5px; text-underline-offset: 3px; }
.plan .alt { display: block; text-align: center; margin-top: 12px; font-size: 14.5px; color: var(--muted); }
@media (max-width: 720px) { .head-abo { display: none; } }