:root { --ink:#071510; --paper:#f3f5ef; --surface:#fff; --mint:#baf7cc; --green:#0b6b42; --green-dark:#06452c; --lime:#d8ff52; --muted:#647069; --line:rgba(7,21,16,.14); --shadow:0 24px 70px rgba(7,31,20,.12); --page:clamp(20px,5vw,76px); font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif; color:var(--ink); background:var(--paper); }
* { box-sizing:border-box; } html { scroll-behavior:smooth; } body { margin:0; background:var(--paper); line-height:1.5; -webkit-font-smoothing:antialiased; } button,a { -webkit-tap-highlight-color:transparent; } .skip-link { position:fixed; top:10px; left:10px; z-index:20; transform:translateY(-150%); padding:10px 14px; background:var(--lime); color:var(--ink); } .skip-link:focus { transform:none; }
.guide-header { min-height:84px; display:flex; align-items:center; justify-content:space-between; gap:20px; padding:14px var(--page); border-bottom:1px solid var(--line); background:rgba(243,245,239,.92); backdrop-filter:blur(16px); position:sticky; top:0; z-index:10; }
.brand { display:inline-flex; align-items:center; gap:12px; color:inherit; text-decoration:none; }.brand>span:last-child{display:grid;line-height:1.05}.brand strong{font-size:18px;letter-spacing:-.03em}.brand small{margin-top:5px;color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.14em}.brand-mark{width:39px;height:48px;padding:8px;display:grid;align-content:center;gap:4px;border-radius:11px;background:var(--ink)}.brand-mark i{display:block;height:3px;border-radius:3px;background:var(--mint)}.brand-mark i:nth-child(2){width:70%;background:var(--lime)}
.language{display:flex;align-items:center;gap:4px;padding:4px;border:1px solid var(--line);border-radius:999px;background:var(--surface)}.language button{width:38px;height:32px;border:0;border-radius:999px;background:transparent;color:var(--muted);font-size:11px;font-weight:800;cursor:pointer}.language button.active{background:var(--ink);color:#fff}
.guide-hero { min-height:470px; display:grid; grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr); align-items:center; gap:clamp(40px,8vw,130px); padding:clamp(70px,9vw,125px) var(--page); background:radial-gradient(circle at 78% 22%,rgba(186,247,204,.9),transparent 30%),linear-gradient(135deg,#f8f9f4,#e9f3e9); }.eyebrow{margin:0 0 16px;color:var(--green);text-transform:uppercase;letter-spacing:.17em;font-size:10px;font-weight:850}.guide-hero h1{max-width:820px;margin:0;font-size:clamp(52px,7vw,108px);letter-spacing:-.07em;line-height:.93}.lead{max-width:700px;margin:28px 0 0;color:#3e4d45;font-size:clamp(17px,2vw,21px)}
.identity-card{display:grid;gap:10px;padding:32px;border:1px solid rgba(7,21,16,.1);border-radius:25px;background:rgba(255,255,255,.94);box-shadow:var(--shadow)}.identity-card span{color:var(--green);font-size:11px;font-weight:850;letter-spacing:.16em}.identity-card strong{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:clamp(20px,2.2vw,30px);letter-spacing:.02em;white-space:nowrap}.identity-card small{color:var(--muted)}
.important{display:grid;grid-template-columns:auto 1fr;gap:22px;margin:52px var(--page);padding:28px;border:1px solid rgba(11,107,66,.2);border-radius:20px;background:rgba(186,247,204,.28)}.important>div:first-child span{width:44px;height:44px;display:grid;place-items:center;border-radius:50%;background:var(--green);color:#fff;font-weight:900}.important h2{margin:0;font-size:24px}.important p{max-width:900px;margin:8px 0 0;color:#3e4d45}
.device-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;padding:20px var(--page) clamp(80px,10vw,140px)}.device-card{min-width:0;display:grid;grid-template-columns:minmax(180px,.75fr) minmax(0,1.25fr);gap:28px;align-items:center;padding:28px;border:1px solid var(--line);border-radius:25px;background:var(--surface);box-shadow:0 12px 35px rgba(7,31,20,.06)}.device-label{margin:0;color:var(--green);font-size:10px;font-weight:850;letter-spacing:.16em;text-transform:uppercase}.device-copy h2{margin:3px 0 16px;font-size:34px;letter-spacing:-.04em}.device-copy ol{margin:0;padding-left:21px}.device-copy li{margin:7px 0}.slot-note{margin:16px 0;color:var(--muted);font-size:13px}.device-copy a{color:var(--green-dark);font-size:13px;font-weight:780;text-underline-offset:3px}
.phone-illustration{width:min(210px,100%);aspect-ratio:.55;margin:auto;padding:10px;border-radius:32px;background:var(--ink);box-shadow:0 18px 35px rgba(7,21,16,.2)}.phone-screen{height:100%;padding:28px 12px 12px;border-radius:23px;background:#f8faf7;overflow:hidden}.phone-screen::before{content:"";display:block;width:48px;height:5px;margin:-18px auto 18px;border-radius:99px;background:#1a2821}.screen-title{display:block;margin-bottom:15px;font-size:14px;font-weight:850}.phone-screen i{display:flex;justify-content:space-between;gap:7px;margin:6px 0;padding:9px;border-radius:9px;background:#fff;border:1px solid rgba(7,21,16,.08);font-size:9px;font-style:normal}.phone-screen i.active{background:var(--mint);border-color:rgba(11,107,66,.18)}.phone-screen b{overflow:hidden;text-overflow:ellipsis}.pixel .phone-screen{background:#f3f6ff}.samsung .phone-screen{background:#f4f7ff}.android .phone-screen{background:#f6f2ff}
.checklist{display:grid;grid-template-columns:1fr 1fr;gap:50px;margin:0 var(--page);padding:48px;border-radius:28px;background:var(--ink);color:#fff}.checklist h2{margin:0;font-size:clamp(36px,5vw,66px);line-height:1;letter-spacing:-.055em}.checklist ul{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0;padding:0;list-style:none}.checklist li{padding:17px;border:1px solid rgba(255,255,255,.15);border-radius:13px;color:#dbe7df}.checklist li::before{content:"✓";margin-right:9px;color:var(--lime);font-weight:900}.back-row{padding:45px var(--page);text-align:center}.back-button{display:inline-flex;min-height:50px;align-items:center;justify-content:center;padding:12px 22px;border-radius:12px;background:var(--green);color:#fff;text-decoration:none;font-weight:780}footer{min-height:120px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:30px var(--page);border-top:1px solid var(--line);color:var(--muted);font-size:12px}footer strong{color:var(--ink);font-size:16px}
@media(max-width:1050px){.device-grid{grid-template-columns:1fr}.device-card{grid-template-columns:210px 1fr}}@media(max-width:700px){.guide-hero{grid-template-columns:1fr;min-height:auto}.important{grid-template-columns:1fr}.device-card{grid-template-columns:1fr}.phone-illustration{width:190px}.checklist{grid-template-columns:1fr;padding:30px 22px}.checklist ul{grid-template-columns:1fr}.guide-header{align-items:flex-start}.guide-hero h1{font-size:clamp(49px,15vw,74px)}footer{align-items:flex-start;flex-direction:column}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}