:root{--bg:#070b16;--panel:#0f172a;--panel2:#131c33;--line:#1f2a44;--txt:#c7d2e3;--mut:#8a98b3;--head:#fff;--acc:#38bdf8;--cta:#f59e0b;--cta2:#fbbf24;--r:18px;--sh:0 10px 30px rgba(0,0,0,.35)}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--txt);font:16px/1.7 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;padding-bottom:76px}
a{color:var(--acc)}a:hover{color:#7dd3fc}img,video,svg{max-width:100%}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}.narrow{max-width:800px}
.nav{background:rgba(7,11,22,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:62px;gap:12px}
.logo{display:flex;align-items:center;gap:8px;color:#fff;font-weight:800;text-decoration:none;font-size:1.12rem;letter-spacing:-.01em}.logo span{color:var(--acc)}
.logo:before{content:"";width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,#38bdf8,#6366f1)}
.nav nav{display:flex;gap:6px}.nav nav a{color:var(--txt);text-decoration:none;font-size:.92rem;padding:6px 12px;border-radius:999px}
.nav nav a:hover,.nav nav a.on{background:#16213b;color:#fff}
h1{color:var(--head);font-size:clamp(2rem,5.2vw,3.2rem);line-height:1.1;margin:.25em 0 .45em;letter-spacing:-.03em}
h2{color:var(--head);font-size:clamp(1.45rem,3vw,1.9rem);line-height:1.2;margin:2.2em 0 .7em;letter-spacing:-.02em}
h3{color:#e8eef8;font-size:1.15rem;margin:1.4em 0 .4em}
p,li{color:var(--txt)}strong{color:#eef3fb}ul,ol{padding-left:1.25rem}
code{background:#0b1222;border:1px solid var(--line);border-radius:6px;padding:.05em .35em;font-size:.88em;color:#e2e8f0}
pre{background:#0b1222;border:1px solid var(--line);border-radius:12px;padding:12px}
.kicker{font-size:.74rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--acc);margin:0}.kicker a{text-decoration:none}
.meta{font-size:.86rem;color:var(--mut)}
.disc{font-size:.8rem;color:var(--mut);background:rgba(255,255,255,.02);border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:18px auto;text-align:center;max-width:800px}
.center{text-align:center}.sec-h{text-align:center;margin:64px auto 22px;max-width:720px}.sec-h h2{margin:.25em 0 .3em}.sec-h p{margin:0;color:var(--mut)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(180deg,var(--cta2),var(--cta));color:#111827!important;font-weight:800;text-decoration:none;border-radius:999px;padding:13px 22px;line-height:1.2;text-align:center;box-shadow:0 6px 18px rgba(245,158,11,.28);transition:transform .15s,box-shadow .15s;white-space:nowrap}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(245,158,11,.38)}
.btn:after{content:"\2192";font-weight:900}.btn.sm{padding:9px 15px;font-size:.88rem}.btn.ghost{background:rgba(255,255,255,.04);color:#e2e8f0!important;border:1px solid #334155;box-shadow:none}.btn.ghost:after{content:none}
.cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin:22px 0 0}
.hero{position:relative;text-align:center;padding:64px 0 40px;background:radial-gradient(900px 380px at 50% -40px,rgba(56,189,248,.22),transparent 70%),radial-gradient(600px 300px at 85% 30%,rgba(99,102,241,.18),transparent 70%),linear-gradient(180deg,#0b1328,var(--bg));border-bottom:1px solid var(--line)}
.hero.sm{padding:42px 0 30px}.hero h1{max-width:860px;margin-left:auto;margin-right:auto}
.hero .lead{font-size:clamp(1.05rem,2vw,1.22rem);color:#d5deec;max-width:680px;margin:0 auto}
.pills{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:22px}.pills span{font-size:.82rem;color:#d5deec;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:999px;padding:6px 12px}
.posters{display:flex;justify-content:center;gap:14px;margin:34px auto 0}.posters img{width:120px;aspect-ratio:9/16;object-fit:cover;border-radius:14px;box-shadow:var(--sh);border:1px solid var(--line)}
.posters img:nth-child(1){transform:rotate(-5deg) translateY(8px)}.posters img:nth-child(3){transform:rotate(5deg) translateY(8px)}
.panel{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh)}
.quick{background:linear-gradient(180deg,rgba(245,158,11,.10),rgba(15,23,42,.9) 60%);border:1px solid rgba(245,158,11,.55);border-radius:22px;padding:22px;margin:26px auto;box-shadow:0 14px 40px rgba(245,158,11,.10)}
.quick .lab{font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--cta2);margin:0 0 14px;text-align:center}
.qp{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.qp .row{display:flex;flex-direction:column;gap:12px;justify-content:space-between;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:18px;text-align:center}
.qp .row b{color:#fff;display:block;font-size:1.05rem;margin-top:4px}.qp .row small{color:var(--mut);display:block;margin-top:6px;line-height:1.5}.qp .row .btn{width:100%}
.badge{display:inline-block;font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;background:rgba(56,189,248,.15);color:#7dd3fc;border:1px solid rgba(56,189,248,.35);border-radius:999px;padding:3px 10px}
.tbl{overflow-x:auto;margin:16px 0;border:1px solid var(--line);border-radius:16px;background:var(--panel);box-shadow:var(--sh)}
.tbl table{display:table;width:100%;min-width:560px}
table{border-collapse:collapse;font-size:.93rem}th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}tbody tr:hover{background:rgba(56,189,248,.04)}
th{background:#0b1222;color:#cbd5e1;font-size:.74rem;text-transform:uppercase;letter-spacing:.08em}td b{color:#fff}
article table{display:block;overflow-x:auto;max-width:100%;border:1px solid var(--line);border-radius:12px}
.tier{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;margin:18px 0;box-shadow:var(--sh)}
.tier a[href*="amazon.com"],.affiliate-slot a[href*="amazon.com"]{display:inline-block;background:linear-gradient(180deg,var(--cta2),var(--cta));color:#111827;font-weight:800;text-decoration:none;border-radius:999px;padding:10px 18px;margin-top:4px;word-break:normal}
.affiliate-slot{border:1px dashed #334155;background:rgba(14,165,233,.05);border-radius:var(--r);padding:16px;margin:18px 0}
.slot-label{font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:var(--mut)}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.grid.three{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{display:flex;flex-direction:column;gap:6px;background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--r);padding:20px;text-decoration:none;color:var(--txt);box-shadow:var(--sh);transition:transform .15s,border-color .15s}
a.card:hover{transform:translateY(-3px);border-color:#38bdf8}.card h3{margin:.1em 0 .1em;color:#fff;font-size:1.1rem}.card p{margin:0;font-size:.93rem;color:var(--mut)}
.card .go{margin-top:auto;padding-top:8px;color:var(--acc);font-weight:700;font-size:.9rem}
.ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(56,189,248,.12);color:#7dd3fc;border:1px solid rgba(56,189,248,.25)}
.ico svg{width:22px;height:22px}
.steps{list-style:none;padding:0;margin:0;display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.steps li{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--r);padding:22px;text-align:center;box-shadow:var(--sh);color:var(--mut)}
.steps .num{width:40px;height:40px;margin:0 auto 10px;border-radius:50%;background:linear-gradient(135deg,#38bdf8,#6366f1);color:#fff;font-weight:900;display:grid;place-items:center}
.steps a{display:block;color:#fff;font-weight:800;font-size:1.05rem;text-decoration:none;margin-bottom:6px}.steps a:hover{color:var(--acc)}
.trust{display:flex;gap:18px;align-items:center;background:linear-gradient(135deg,rgba(56,189,248,.08),rgba(99,102,241,.08));border:1px solid var(--line);border-radius:22px;padding:22px 24px;margin:48px auto;max-width:860px;box-shadow:var(--sh)}
.trust .ic{flex:0 0 64px;height:64px;border-radius:18px;background:linear-gradient(135deg,#38bdf8,#6366f1);display:grid;place-items:center;color:#fff}.trust .ic svg{width:32px;height:32px}
.trust p{margin:.25em 0}
.vid{display:flex;gap:22px;align-items:center;background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--r);padding:16px;margin:26px 0;box-shadow:var(--sh)}
.vid video{flex:0 0 190px;width:190px;aspect-ratio:9/16;border-radius:14px;background:#000;object-fit:cover}
.vid div{flex:1 1 auto}
.vcard video{width:100%;aspect-ratio:9/16;border-radius:14px;background:#000;object-fit:cover;display:block}
.sticky{position:fixed;left:0;right:0;bottom:0;z-index:50;background:rgba(10,15,30,.94);backdrop-filter:blur(10px);border-top:1px solid #334155;padding:10px 16px;display:flex;gap:14px;align-items:center;justify-content:center}
.sticky span{font-size:.9rem;color:#e2e8f0;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:55%}
.more{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;margin-top:40px}
.more ul{margin:.4em 0;columns:2;column-gap:24px}.more li{break-inside:avoid}
.faq{max-width:800px;margin:0 auto}.faq details{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin:10px 0}
.faq summary{cursor:pointer;color:#fff;font-weight:700}.faq details p{margin:.6em 0 0}
footer{border-top:1px solid var(--line);background:#04070f;margin-top:64px;padding:34px 0;font-size:.88rem;text-align:center}
footer p{color:var(--mut);max-width:760px;margin:.5em auto}footer a{margin:0 9px}
article{margin-top:10px}
.text-amber-400{color:#fbbf24}.text-emerald-400{color:#34d399}.text-sky-400{color:#38bdf8}.text-sm{font-size:.9rem}.text-xs{font-size:.8rem}.break-all{word-break:break-all}
@media(max-width:640px){.wrap{padding:0 16px}.nav nav a{padding:6px 8px;font-size:.84rem}.nav nav a.hide-m{display:none}
.hero{padding:40px 0 28px}.posters img{width:86px}.vid{flex-direction:column;text-align:center}.vid video{width:200px;flex-basis:auto}
.trust{flex-direction:column;text-align:center}.sticky span{display:none}.more ul{columns:1}.quick{padding:16px}.sec-h{margin-top:48px}}
pre,code{max-width:100%;overflow-x:auto;white-space:pre-wrap;word-break:break-word}
html,body{overflow-x:hidden}
.grid{grid-template-columns:repeat(3,1fr)}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid{grid-template-columns:1fr}.grid.three{grid-template-columns:repeat(3,1fr);gap:10px}.vcard{padding:8px}.vcard h3{font-size:.85rem}.vcard p{display:none}}
.vcard a{text-decoration:none}
.narrow .qp{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}.narrow .qp .row .btn{padding-left:10px;padding-right:10px;font-size:.9rem}
@media(min-width:700px){.narrow .qp .row .btn{font-size:.82rem;padding:10px 8px}}
.card.feature{display:flex;gap:18px;align-items:center;margin:22px auto 8px;max-width:820px;border-color:rgba(56,189,248,.45);background:linear-gradient(135deg,rgba(56,189,248,.12),rgba(99,102,241,.12))}
.card.feature h3{font-size:1.35rem;margin:4px 0}.card.feature .ico{flex:0 0 auto;width:54px;height:54px}
@media(max-width:600px){.card.feature{flex-direction:column;text-align:center}}
.calc{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px;margin:18px 0}
.calc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.calc label{display:flex;flex-direction:column;gap:6px;font-size:.88rem;color:var(--mut)}
.calc input,.calc select{background:#0b1220;color:#fff;border:1px solid var(--line);border-radius:10px;padding:10px;font:inherit;width:100%;box-sizing:border-box}
.calc .tok{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.calc .tok[hidden]{display:none}
.calc-out{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:18px}
.calc-out div{background:linear-gradient(135deg,rgba(56,189,248,.15),rgba(99,102,241,.15));border-radius:14px;padding:14px;text-align:center}
.calc-out span{display:block;font-size:.78rem;color:var(--mut)}.calc-out b{display:block;font-size:1.3rem;color:#fff;margin-top:4px}
@media(max-width:600px){.calc-grid,.calc .tok{grid-template-columns:1fr}.calc-out{grid-template-columns:1fr 1fr}}
@media(min-width:601px){.card.feature{flex-direction:row;text-align:left}.card.feature .ico{margin:0}}
.calc input,.calc select{font-size:16px}
.ramfit{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px;margin:30px 0}
.ramfit h2{margin-top:4px}.ramfit li{margin-bottom:8px}
.ram-btns{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:16px}
.ram-btns>div{display:flex;flex-direction:column;gap:8px;align-items:center;text-align:center;background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:14px;padding:14px}
@media(max-width:600px){.ram-btns{grid-template-columns:1fr}}

/* centering fix */
.vid{display:flex;flex-direction:column;align-items:center;text-align:center;max-width:420px;margin:26px auto;gap:14px}
.vid video,.vid video[width]{display:block;flex:none;width:100%;max-width:360px;height:auto;aspect-ratio:9/16;margin:0 auto}
.vid figcaption{width:100%;text-align:center}
figure{margin-left:auto;margin-right:auto}
.vcard{text-align:center}.vcard video{max-width:360px;margin:0 auto}
/* AI for beginners */
.beginner{font-size:19px;line-height:1.7}.beginner p,.beginner li,.beginner td{font-size:19px}
.beginner h2{font-size:1.55rem;margin-top:40px}.beginner .meta{font-size:16px}
.beginner .big-list li{margin:10px 0}
.calm{background:#10233a;border:1px solid #1f4d73;border-radius:var(--r);padding:18px 20px;margin:22px 0}
.warn{background:#2a1a12;border:1px solid #7a4a1f;border-radius:var(--r);padding:6px 20px 14px;margin:30px 0}.warn h2{margin-top:14px}
.say{background:var(--panel);border-left:4px solid var(--acc);padding:12px 16px;border-radius:8px;font-style:italic}
.beginner .tbl td,.beginner .tbl th{font-size:17px}
.gear{margin:40px 0}.gear-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.gear-item{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px;text-align:center}.gear-item h3{margin:0 0 6px;font-size:1.1rem}.gear-item p{font-size:17px}
.b-next{display:flex;flex-direction:column;gap:10px;margin:36px 0}.b-next a{display:block;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:18px;text-decoration:none}
.grid.two{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.beginner code{word-break:break-word}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:700px){.grid.two{grid-template-columns:1fr}}
.gear-grid{display:flex;flex-wrap:wrap;justify-content:center}.gear-item{flex:1 1 220px;max-width:300px}
@media(max-width:700px){.beginner .tbl{overflow:visible;border:0;background:none}.beginner table,.beginner tbody,.beginner tr,.beginner td{display:block;width:100%}.beginner thead{display:none}
.beginner tr{background:var(--panel);border:1px solid var(--line);border-radius:12px;margin:0 0 12px;padding:6px 4px}
.beginner td{border:0!important;padding:6px 12px!important}.beginner td[data-label]:not([data-label=""])::before{content:attr(data-label);display:block;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--mut,#94a3b8);font-weight:700}}
@media(max-width:700px){.beginner table{min-width:0!important;table-layout:auto}.beginner td,.beginner tr{box-sizing:border-box;max-width:100%;white-space:normal!important;overflow-wrap:anywhere}}