/* Zamienniki pod lupą — system wzorowany na układzie iFixit */
:root{
  --ink:#11161a;          /* pasek górny, stopka */
  --text:#1f2937;
  --text-2:#4b5563;
  --text-3:#6b7280;
  --line:#d1d5db;
  --line-2:#e5e7eb;
  --bg:#f9fafb;
  --bg-2:#f3f4f6;
  --white:#fff;
  --blue:#0a6bc4;
  --blue-dark:#08508f;
  --blue-soft:#e3f0fc;
  --blue-softer:#f1f7fd;
  --amber:#a15c07;
  --amber-soft:#fdf3e2;
  --r:8px;
  --r-sm:6px;
  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  /* półki: jedna barwa, od pełnej do bladej */
  --p1-bg:#08508f; --p1-fg:#fff;
  --p2-bg:#2f7fd0; --p2-fg:#fff;
  --p3-bg:#cfe3f8; --p3-fg:#08508f;
  --p4-bg:#e9f1fa; --p4-fg:#2c4a66;
  --p5-bg:#f3f4f6; --p5-fg:#4b5563;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:15px;line-height:1.55;color:var(--text);background:var(--white)}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{display:block}
h1,h2,h3,h4{color:var(--ink);font-weight:600;line-height:1.2;margin:0}
p{margin:0 0 .8em}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- pasek górny ---------- */
.top{background:var(--ink);color:#fff;position:sticky;top:0;z-index:20}
.top .wrap{display:flex;align-items:center;gap:22px;height:56px}
.logo{display:flex;align-items:center;gap:9px;color:#fff;font-weight:800;letter-spacing:.04em;font-size:15px;white-space:nowrap}
.logo:hover{text-decoration:none}
.logo-mark{width:28px;height:28px;border-radius:50%;background:var(--blue);display:grid;place-items:center;flex:none}
.logo small{display:block;font-weight:500;letter-spacing:0;font-size:11px;color:#9ca3af;margin-top:-2px}
.nav{display:flex;gap:20px}
.nav a{color:#fff;font-weight:600;font-size:14px}
.search{flex:1;max-width:420px;margin-left:auto;position:relative}
.search input{width:100%;height:34px;border-radius:999px;border:0;background:#e5e7eb;padding:0 14px 0 36px;font:inherit;font-size:14px;color:var(--text)}
.search svg{position:absolute;left:12px;top:9px}
.strip{background:var(--blue);color:#fff;text-align:center;font-size:13.5px;font-weight:500;padding:7px 12px}

/* ---------- etykiety (jak „1–3 hours / Difficult” w iFixit) ---------- */
.pills{display:flex;flex-wrap:wrap;gap:6px}
.pill{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;font-weight:600;color:var(--text);background:var(--bg-2);border:1px solid var(--line);border-radius:4px;padding:2px 8px;line-height:20px;white-space:nowrap}
.pill svg{flex:none}
.pill.warn{background:var(--amber-soft);border-color:#f3d39b;color:var(--amber)}
.shelf{align-self:flex-start;display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;border-radius:4px;padding:2px 8px;line-height:20px;white-space:nowrap}
.s1{background:var(--p1-bg);color:var(--p1-fg)}
.s2{background:var(--p2-bg);color:var(--p2-fg)}
.s3{background:var(--p3-bg);color:var(--p3-fg)}
.s4{background:var(--p4-bg);color:var(--p4-fg)}
.s5{background:var(--p5-bg);color:var(--p5-fg);box-shadow:inset 0 0 0 1px var(--line)}
.shelf b{font-weight:800}

/* ---------- strona główna ---------- */
.hero{background:var(--ink);color:#fff;text-align:center;padding:72px 20px 64px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:
  repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 64px),
  repeating-linear-gradient(0deg,rgba(255,255,255,.035) 0 1px,transparent 1px 64px);pointer-events:none}
.hero h1{color:#fff;font-size:44px;letter-spacing:-.01em;position:relative}
.hero .sub{color:#d1d5db;font-size:17px;margin:12px auto 26px;max-width:620px;position:relative}
.hero form{max-width:520px;margin:0 auto;position:relative}
.hero input{width:100%;height:48px;border-radius:999px;border:0;padding:0 20px 0 46px;font:inherit;font-size:16px}
.hero form svg{position:absolute;left:18px;top:15px}
.hero .or{color:#9ca3af;font-size:13px;margin:12px 0 10px;position:relative}
.btn{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 14px;border-radius:var(--r-sm);font-weight:600;font-size:14px;border:0;cursor:pointer;font-family:inherit}
.btn:hover{text-decoration:none}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-dark)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.25)}
.btn-line{background:#fff;color:var(--text);box-shadow:inset 0 0 0 1px var(--line)}

.sec{padding:56px 0}
.sec.alt{background:var(--bg)}
.sec-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}
.sec-head h2{font-size:28px}
.sec-head p{color:var(--text-2);margin:6px 0 0;max-width:640px}
.lead-c{text-align:center;max-width:720px;margin:0 auto 34px}
.lead-c h2{font-size:32px}
.lead-c p{color:var(--text-2);font-size:16px;margin-top:10px}

.shelves{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.shelf-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:10px}
.shelf-card h3{font-size:16px}
.shelf-card p{font-size:13.5px;color:var(--text-2);margin:0}
.shelf-card .ex{font-size:13px;color:var(--text);margin-top:auto;padding-top:10px;border-top:1px solid var(--line-2)}
.shelf-card .ex span{color:var(--text-3);display:block;font-size:12px}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.cell{display:flex;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;color:var(--text);min-height:76px;position:relative}
.cell:hover{text-decoration:none;border-color:#9ca3af}
.cell .c-body{flex:1;padding:12px 14px;display:flex;flex-direction:column;gap:6px;justify-content:center}
.cell .c-name{font-weight:600;font-size:15px;color:var(--ink)}
.cell .c-meta{font-size:12.5px;color:var(--text-3)}
.mono{width:76px;flex:none;display:grid;place-items:center;background:var(--bg-2);border-left:1px solid var(--line-2);font-weight:800;font-size:15px;color:#374151;letter-spacing:-.02em;text-transform:lowercase}
.flag{position:absolute;top:8px;right:8px;background:var(--blue);color:#fff;font-size:10.5px;font-weight:700;letter-spacing:.04em;border-radius:4px;padding:1px 6px}

.vs{display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;color:var(--ink);font-weight:600}
.vs:hover{text-decoration:none;border-color:#9ca3af}
.vs .vs-x{font-size:12px;color:var(--text-3);font-weight:500}
.news{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px}
.news time{font-size:12px;color:var(--text-3);font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.news h3{font-size:16px;margin:6px 0 6px}
.news p{font-size:14px;color:var(--text-2);margin:0}

.author{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.author .avatar{width:64px;height:64px;border-radius:50%;background:var(--bg-2);display:grid;place-items:center;border:1px solid var(--line)}
.author h3{font-size:20px;margin-bottom:6px}
.author p{color:var(--text-2);margin:0 0 .6em}

/* ---------- strona marki (układ „Device” z iFixit) ---------- */
.page{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.toc{border-right:1px solid var(--line-2);background:#fff;padding:20px 0;position:sticky;top:56px;align-self:start;max-height:calc(100vh - 56px);overflow:auto}
.toc .toc-title{text-align:center;font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:#374151;margin:6px 0 22px}
.toc a{display:block;color:#212426;font-weight:700;font-size:14px;padding:6px 20px 6px 22px;border-left:3px solid transparent}
.toc a.sub{font-weight:400;color:var(--text-2);padding:3px 20px 4px 32px;font-size:13.5px}
.toc a.on{border-left-color:var(--blue);color:var(--ink)}
.toc a:hover{text-decoration:none;color:var(--blue)}
.main{background:var(--bg);min-width:0}
.crumbs{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--bg-2);border-bottom:1px solid var(--line-2);padding:9px 24px;font-size:13.5px}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;color:var(--text-2)}
.crumbs li+li:before{content:"›";margin-right:6px;color:#9ca3af}
.crumbs a{color:var(--text-2)}
.crumbs li:last-child{color:var(--ink);font-weight:600}
.crumbs .upd{color:var(--text-3);font-size:12.5px;white-space:nowrap}
.content{padding:28px 24px 64px;max-width:1080px}
.bhead{display:grid;grid-template-columns:150px 1fr;gap:26px;align-items:start;margin-bottom:28px}
.btile{width:150px;height:120px;background:#fff;border:1px solid var(--line);border-radius:var(--r);display:grid;place-items:center;font-weight:800;font-size:30px;color:#374151;letter-spacing:-.03em}
.bhead h1{font-size:34px;margin-bottom:8px}
.bhead .desc{color:var(--text);max-width:640px;font-size:15px}
.bhead .by{font-size:13px;color:var(--text-2);margin:2px 0 12px}
.bhead .actions{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}
.two{display:grid;grid-template-columns:1fr 300px;gap:24px;align-items:start}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;margin-bottom:18px}
.card h2{font-size:21px;margin-bottom:12px}
.card h2 .h-note{font-size:13px;font-weight:500;color:var(--text-3);margin-left:8px}
.h-sec{font-size:22px;margin:30px 0 12px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.pc{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pc h3{font-size:14px;text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}
.pc ul{margin:0;padding:0;list-style:none}
.pc li{position:relative;padding-left:24px;margin-bottom:7px;font-size:14.5px}
.pc li svg{position:absolute;left:0;top:3px}
.meter{display:grid;grid-template-columns:repeat(5,1fr);gap:4px;margin:6px 0 10px}
.meter div{border-radius:4px;padding:8px 6px;font-size:12px;font-weight:600;text-align:center;color:var(--text-3);background:var(--bg-2);border:1px solid var(--line-2)}
.meter div.on{outline:2px solid var(--ink);outline-offset:1px}
.meter .m1.on{background:var(--p1-bg);color:#fff;border-color:var(--p1-bg)}
.meter .m2.on{background:var(--p2-bg);color:#fff;border-color:var(--p2-bg)}
.meter .m3.on{background:var(--p3-bg);color:var(--p3-fg)}
.meter .m4.on{background:var(--p4-bg);color:var(--p4-fg)}
.meter .m5.on{background:var(--p5-bg);color:var(--p5-fg)}
.crit{margin:10px 0 0;padding:0;list-style:none;font-size:14px}
.crit li{display:flex;gap:10px;padding:8px 0;border-top:1px solid var(--line-2)}
.crit li b{min-width:150px;font-weight:600}
.facts{width:100%;border-collapse:collapse;font-size:14.5px}
.facts th{text-align:left;font-weight:600;color:var(--text-2);width:190px;padding:10px 12px 10px 0;vertical-align:top;border-top:1px solid var(--line-2);font-size:13.5px}
.facts td{padding:10px 0;border-top:1px solid var(--line-2)}
.facts tr:first-child th,.facts tr:first-child td{border-top:0}
.sup{font-size:11px;vertical-align:super;font-weight:600}
.note{display:flex;gap:12px;background:var(--blue-softer);border:1px solid #c7def5;border-radius:var(--r);padding:14px 16px;font-size:14.5px}
.note svg{flex:none;margin-top:2px}
.note b{display:block;color:var(--ink);margin-bottom:2px}
.lada{background:#fff;border:1px solid var(--line);border-left:4px solid var(--ink);border-radius:var(--r);padding:18px 20px;margin-bottom:18px}
.lada .who{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-2);margin-bottom:10px}
.lada .who b{color:var(--ink);font-size:14px}
.lada blockquote{margin:0;font-size:16px;line-height:1.6;color:var(--ink)}
.lada .tbd{font-size:12px;color:var(--amber);font-weight:600;margin-top:10px}
.side{position:sticky;top:76px}
.side .card h3{font-size:16px;margin-bottom:10px}
.side dl{margin:0;font-size:14px}
.side dt{color:var(--text-3);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;margin-top:10px}
.side dd{margin:2px 0 0;font-weight:600;color:var(--ink)}
.src{margin:0;padding-left:20px;font-size:13.5px;color:var(--text-2)}
.src li{margin-bottom:6px;word-break:break-word}

/* ---------- stopka ---------- */
.foot{background:var(--ink);color:#9ca3af;font-size:13.5px;padding:40px 0 28px}
.foot .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}
.foot h4{color:#fff;font-size:14px;margin-bottom:10px}
.foot a{color:#d1d5db;display:block;margin-bottom:6px}
.foot .legal{border-top:1px solid #2b3238;margin-top:28px;padding-top:18px;font-size:12.5px;line-height:1.6}

/* ---------- telefon ---------- */
@media (max-width:1000px){
  .shelves{grid-template-columns:repeat(2,1fr)}
  .grid4{grid-template-columns:repeat(2,1fr)}
  .grid3{grid-template-columns:1fr 1fr}
  .two{grid-template-columns:1fr}
  .side{position:static}
}
@media (max-width:760px){
  .nav{display:none}
  .top .wrap{gap:12px}
  .logo small{display:none}
  .hero{padding:48px 16px 44px}
  .hero h1{font-size:30px}
  .hero .sub{font-size:15.5px}
  .wrap{padding:0 16px}
  .sec{padding:40px 0}
  .lead-c h2,.sec-head h2{font-size:24px}
  .sec-head{display:block}
  .shelves,.grid3,.grid4{grid-template-columns:1fr}
  .page{display:block}
  .toc{position:sticky;top:56px;z-index:10;display:flex;overflow-x:auto;gap:4px;padding:8px 12px;border-right:0;border-bottom:1px solid var(--line-2);max-height:none}
  .toc .toc-title,.toc a.sub{display:none}
  .toc a{white-space:nowrap;border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:13px;font-weight:600}
  .toc a.on{border-color:var(--blue);background:var(--blue-soft)}
  .crumbs{padding:8px 16px}
  .crumbs .upd{display:none}
  .content{padding:20px 16px 48px}
  .bhead{grid-template-columns:1fr;gap:14px}
  .btile{width:100px;height:80px;font-size:22px}
  .bhead h1{font-size:26px}
  .pc{grid-template-columns:1fr}
  .meter div{font-size:11px;padding:7px 2px}
  .crit li{flex-direction:column;gap:2px}
  .facts th{width:auto;display:block;padding-bottom:0}
  .facts td{display:block;border-top:0;padding-top:2px}
  .author{grid-template-columns:1fr}
  .foot .cols{grid-template-columns:1fr 1fr}
}

/* nagłówek ze zdjęciem (wersja do wyboru: klasa hero-foto) */
.hero-foto{background:#11161a url(../img/naglowek.webp) center/cover no-repeat;padding:88px 20px 80px}
.hero-foto:before{background:radial-gradient(ellipse at center,rgba(17,22,26,.78) 0%,rgba(17,22,26,.6) 55%,rgba(17,22,26,.45) 100%)}
.hero-foto h1,.hero-foto .sub{text-shadow:0 1px 12px rgba(0,0,0,.5)}
@media (max-width:760px){.hero-foto{background-image:url(../img/naglowek-960.webp);padding:56px 16px 50px}}
.hero > *{position:relative}
.soon{cursor:default}
.soon:hover{border-color:var(--line)}
.soon-tag{position:absolute;top:9px;right:86px;font-size:10.5px;font-weight:600;color:var(--text-3);text-transform:uppercase;letter-spacing:.05em}
.vs.soon{color:var(--text-2)}
.page-text{max-width:760px;margin:0 auto;padding:40px 20px 64px}
.page-text h1{font-size:34px;margin-bottom:12px}
.page-text h2{font-size:22px;margin:32px 0 10px}
.page-text p,.page-text li{font-size:16px;line-height:1.65}
.page-text .lead{font-size:18px;color:var(--text-2)}
.page-text .shelf{margin-right:6px}
.msg{max-width:520px;margin:10px auto 0;color:#e5e7eb;font-size:14px;position:relative;min-height:20px}