:root {
  --ink: #21313f;
  --muted: #687983;
  --paper: #fffaf2;
  --cream: #f5ecdd;
  --white: #ffffff;
  --green: #19b99b;
  --green-dark: #087f6b;
  --orange: #f3a018;
  --red: #e95043;
  --line: #d8d0c4;
  --shadow: 0 24px 60px rgba(42, 54, 62, .14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: "Segoe UI", system-ui, sans-serif; line-height: 1.6; }
a { color: inherit; }
.topbar { max-width: 1180px; margin: auto; padding: 22px 28px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 750; text-decoration: none; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 11px; color: white; background: var(--ink); font-size: 13px; letter-spacing: .04em; transform: rotate(-3deg); }
nav { display: flex; gap: 26px; }
nav a { color: var(--muted); font-size: 14px; font-weight: 650; text-decoration: none; }
nav a:hover { color: var(--green-dark); }
.languages { display: inline-flex; gap: 7px; padding-left: 13px; border-left: 1px solid var(--line); font-size: 12px; }
.languages a, .languages strong { text-decoration: none; }
.languages strong { color: var(--green-dark); }

.hero { max-width: 1180px; min-height: 690px; margin: auto; padding: 70px 28px 95px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 65px; align-items: center; }
.eyebrow { margin: 0 0 13px; color: var(--green-dark); font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 25px; font-size: clamp(48px, 6vw, 78px); line-height: 1.02; letter-spacing: -.055em; }
h1 span { color: var(--green-dark); }
.lead { max-width: 610px; color: var(--muted); font-size: 20px; line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 32px 0 14px; }
.button { display: inline-flex; min-height: 50px; padding: 0 23px; align-items: center; justify-content: center; border: 1px solid var(--ink); border-radius: 7px; font-weight: 750; text-decoration: none; transition: transform .18s, box-shadow .18s; }
.button:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(33,49,63,.13); }
.button.primary { color: white; border-color: var(--green-dark); background: var(--green-dark); }
.button.secondary { background: transparent; }
.button.large { min-height: 57px; padding-inline: 31px; }
.small-note { color: var(--muted); font-size: 13px; }
.portable-callout { max-width: 540px; margin-top: 22px; padding: 18px 20px; display: grid; gap: 2px; border-left: 5px solid var(--orange); border-radius: 4px 9px 9px 4px; background: white; box-shadow: 0 10px 28px rgba(42,54,62,.08); }
.portable-callout strong { font-size: 18px; }
.portable-callout span { color: var(--muted); font-size: 14px; }
.hero-visual { overflow: hidden; border: 1px solid #c9cfd1; border-radius: 13px; background: white; box-shadow: var(--shadow); transform: rotate(1deg); }
.hero-visual img { width: 100%; height: auto; display: block; }
.window-dots { height: 42px; padding: 0 14px; display: flex; align-items: center; gap: 7px; border-bottom: 1px solid #e3e5e5; color: #8a989d; font-size: 11px; }
.window-dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--red); }
.window-dots i:nth-child(2) { background: var(--orange); }
.window-dots i:nth-child(3) { background: var(--green); }
.window-dots span { margin-left: auto; }

.intro { padding: 105px max(28px, calc((100% - 900px)/2)); text-align: center; background: var(--ink); color: white; }
.intro h2, .section-heading h2, .download h2 { font-size: clamp(35px, 4.5vw, 56px); line-height: 1.12; letter-spacing: -.035em; }
.intro p:last-child { max-width: 760px; margin: 25px auto 0; color: #c7d0d5; font-size: 18px; }
.handwritten { color: #ffd483; font-family: "Segoe Print", cursive; font-size: 19px; transform: rotate(-1deg); }

.steps, .features { max-width: 1180px; margin: auto; padding: 110px 28px; }
.section-heading { max-width: 680px; margin-bottom: 50px; }
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step-grid article { padding: 30px; border: 1px solid var(--line); border-radius: 11px; background: rgba(255,255,255,.45); }
.step-grid span { color: var(--orange); font: 800 36px/1 "Segoe UI"; }
.step-grid h3 { margin: 22px 0 8px; font-size: 22px; }
.step-grid p, .feature-grid p { color: var(--muted); }

.features { max-width: none; background: var(--cream); }
.features > * { max-width: 1124px; margin-left: auto; margin-right: auto; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-grid article { min-height: 215px; padding: 28px; border-radius: 9px; background: var(--white); }
.feature-grid b { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; color: white; background: var(--green-dark); font-size: 19px; }
.feature-grid article:nth-child(3n+2) b { background: var(--orange); }
.feature-grid article:nth-child(3n) b { background: var(--red); }
.feature-grid h3 { margin: 22px 0 7px; }

.honest { max-width: 1060px; margin: 110px auto; padding: 55px; display: grid; grid-template-columns: 1fr 1fr; gap: 70px; border: 1px solid var(--line); border-radius: 13px; background: white; box-shadow: 12px 12px 0 var(--cream); }
.honest h2 { font-size: 42px; line-height: 1.1; }
.honest ul { margin: 0; padding: 0; list-style: none; }
.honest li { padding: 11px 0 11px 31px; position: relative; border-bottom: 1px dashed var(--line); }
.honest li::before { content: "✓"; position: absolute; left: 0; color: var(--green-dark); font-weight: 900; }

.word-sets { max-width: 1180px; margin: 0 auto 110px; padding: 0 28px; }
.sets-intro { display: grid; grid-template-columns: 1.15fr .85fr; gap: 70px; align-items: end; margin-bottom: 32px; }
.sets-intro h2 { margin-bottom: 0; font-size: clamp(35px, 4.5vw, 56px); line-height: 1.12; letter-spacing: -.035em; }
.sets-intro > p { margin-bottom: 5px; color: var(--muted); font-size: 17px; }
.set-filters { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 24px; }
.set-filters button { min-height: 40px; padding: 0 17px; border: 1px solid var(--line); border-radius: 999px; color: var(--ink); background: white; font: 700 13px "Segoe UI", sans-serif; cursor: pointer; }
.set-filters button:hover { border-color: var(--green-dark); }
.set-filters button.active { color: white; border-color: var(--green-dark); background: var(--green-dark); }
.set-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.set-grid article { min-height: 255px; padding: 27px; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 11px; background: white; box-shadow: 7px 7px 0 var(--cream); }
.set-grid article[hidden] { display: none; }
.set-direction { width: max-content; padding: 5px 9px; border-radius: 4px; color: var(--green-dark); background: #e5f6f2; font-size: 11px; font-weight: 850; letter-spacing: .08em; }
.set-grid h3 { margin: 20px 0 6px; font-size: 22px; line-height: 1.2; }
.set-grid p { margin-bottom: 15px; color: var(--muted); font-size: 14px; }
.set-grid small { margin-top: auto; color: var(--muted); font-weight: 650; }
.set-grid a { margin-top: 16px; color: var(--green-dark); font-weight: 800; text-decoration: none; }
.set-grid a:hover { text-decoration: underline; }
.sets-help { margin: 27px 0 0; padding: 17px 20px; border-left: 4px solid var(--orange); border-radius: 5px; color: var(--muted); background: white; }

.download { padding: 115px 28px; text-align: center; color: white; background: var(--green-dark); }
.download .eyebrow { color: #bff2e8; }
.download > p:not(.eyebrow,.contact) { max-width: 670px; margin: 0 auto 32px; color: #daf2ed; font-size: 18px; }
.download .button { color: var(--ink); border-color: white; background: white; }
.download-options { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.download-options .button { min-width: 190px; }
.download-guide-link { margin-top: 22px !important; margin-bottom: 0 !important; font-size: 15px !important; }
.download-guide-link a { font-weight: 750; }
.contact { margin: 22px 0 0; color: #d7f2ed; font-size: 14px; }
.contact a { font-weight: 700; }
footer { padding: 35px 28px; display: flex; gap: 30px; justify-content: space-between; color: var(--muted); font-size: 13px; }
footer span { color: var(--ink); font-weight: 800; }
footer a { color: var(--green-dark); font-weight: 650; }

.policy-page { max-width: 860px; margin: 0 auto; padding: 70px 28px 110px; }
.policy-page h1 { font-size: clamp(42px, 6vw, 66px); }
.policy-page h2 { margin: 42px 0 10px; font-size: 25px; }
.policy-page p, .policy-page li { color: var(--muted); }
.policy-page .notice { margin: 28px 0; padding: 20px 23px; border-left: 5px solid var(--green); background: white; }
.policy-page .back { display: inline-block; margin-bottom: 35px; color: var(--green-dark); font-weight: 750; text-decoration: none; }

.guide-page { min-height: 75vh; }
.guide-hero { max-width: 900px; margin: 0 auto; padding: 75px 28px 45px; text-align: center; }
.guide-hero h1 { margin-bottom: 18px; font-size: clamp(45px, 6vw, 70px); }
.guide-hero > p:last-child { max-width: 700px; margin: auto; color: var(--muted); font-size: 18px; }
.platform-grid { max-width: 1120px; margin: 0 auto; padding: 20px 28px 95px; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.platform-card { padding: 38px; border: 1px solid var(--line); border-radius: 14px; background: white; box-shadow: 10px 10px 0 var(--cream); }
.platform-card h2 { margin: 12px 0 10px; font-size: 32px; line-height: 1.15; }
.platform-card > p { color: var(--muted); }
.platform-card > .button { width: 100%; margin: 14px 0 22px; }
.platform-card ol { padding-left: 23px; }
.platform-card li { margin: 10px 0; }
.platform-label { display: inline-block; padding: 5px 10px; border-radius: 5px; color: white; background: #297bc1; font-size: 11px; font-weight: 850; letter-spacing: .12em; }
.platform-label.linux { background: var(--orange); }
code { padding: .1em .35em; border-radius: 4px; background: var(--cream); font-family: "Cascadia Mono", Consolas, monospace; font-size: .92em; }
pre { overflow-x: auto; margin: 8px 0 16px; padding: 14px 16px; border-radius: 7px; color: #eaf5f2; background: var(--ink); text-align: left; }
pre code { padding: 0; color: inherit; background: transparent; }
.command-title { margin-bottom: 0; font-size: 14px; font-weight: 750; }
.guide-note { margin-top: 22px; padding: 17px 18px; border-left: 4px solid var(--orange); border-radius: 5px; background: var(--paper); color: var(--muted); font-size: 14px; }
.guide-help { padding: 80px 28px; text-align: center; color: white; background: var(--green-dark); }
.guide-help h2 { margin-bottom: 12px; font-size: 36px; }
.guide-help p { max-width: 720px; margin: 8px auto; color: #d7f2ed; }
.guide-help a { font-weight: 750; }

.privacy-banner { position: fixed; z-index: 1000; left: 22px; right: 22px; bottom: 22px; max-width: 980px; margin: auto; padding: 22px; display: flex; align-items: center; justify-content: space-between; gap: 28px; border: 1px solid #c9c2b7; border-radius: 12px; background: white; box-shadow: 0 18px 60px rgba(25,37,45,.24); }
.privacy-banner strong { font-size: 18px; }
.privacy-banner p { max-width: 650px; margin: 4px 0 0; color: var(--muted); font-size: 14px; line-height: 1.5; }
.privacy-banner p a { color: var(--green-dark); font-weight: 700; }
.privacy-actions { display: flex; flex-shrink: 0; gap: 9px; }
.privacy-actions button { min-height: 43px; padding: 0 16px; border: 1px solid var(--ink); border-radius: 6px; font: 700 13px "Segoe UI", sans-serif; cursor: pointer; }
.privacy-reject { color: var(--ink); background: white; }
.privacy-accept { color: white; border-color: var(--green-dark) !important; background: var(--green-dark); }

@media (max-width: 850px) {
  .hero { grid-template-columns: 1fr; padding-top: 45px; }
  .hero-visual { transform: none; }
  .step-grid, .feature-grid { grid-template-columns: 1fr 1fr; }
  .sets-intro { grid-template-columns: 1fr; gap: 15px; }
  .set-grid { grid-template-columns: 1fr 1fr; }
  .honest { margin-inline: 25px; grid-template-columns: 1fr; gap: 25px; }
  .platform-grid { grid-template-columns: 1fr; }
}

@media (max-width: 580px) {
  .topbar { padding-inline: 18px; }
  nav > a { display: none; }
  .languages { border-left: 0; padding-left: 0; }
  .hero { padding: 35px 18px 70px; }
  h1 { font-size: 45px; }
  .lead { font-size: 17px; }
  .hero-actions .button { width: 100%; }
  .download-options .button { width: 100%; }
  .steps, .features { padding: 80px 18px; }
  .step-grid, .feature-grid { grid-template-columns: 1fr; }
  .word-sets { margin-bottom: 75px; padding-inline: 18px; }
  .set-grid { grid-template-columns: 1fr; }
  .honest { margin: 70px 16px; padding: 32px 24px; }
  .guide-hero { padding: 45px 18px 25px; }
  .platform-grid { padding: 15px 16px 70px; }
  .platform-card { padding: 27px 22px; box-shadow: 5px 5px 0 var(--cream); }
  footer { flex-direction: column; gap: 5px; }
  .privacy-banner { left: 10px; right: 10px; bottom: 10px; padding: 18px; align-items: stretch; flex-direction: column; gap: 15px; }
  .privacy-actions { display: grid; grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}