:root{--bg:#f4f7fb;--surface:#fff;--ink:#12203a;--muted:#5b6a85;--line:#d7dfeb;--accent:#2457e6;--accent-ink:#fff;--good:#0f8a5f;--warn:#9a6700;
box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0e1626;--surface:#16213a;--ink:#e8eefb;--muted:#9aa9c6;--line:#2a3856;--accent:#6c93ff;--accent-ink:#0e1626;--good:#4cd1a0;--warn:#e3b341}}
:root[data-theme="dark"]{--bg:#0e1626;--surface:#16213a;--ink:#e8eefb;--muted:#9aa9c6;--line:#2a3856;--accent:#6c93ff;--accent-ink:#0e1626;--good:#4cd1a0;--warn:#e3b341}
html{color-scheme:light dark;scroll-padding-top:env(safe-area-inset-top,0px)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Bricolage Grotesque",system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.5}
.wrap{max-width:760px;margin:0 auto;padding:28px 18px 56px}
.brand{font-weight:800;font-size:1.05rem;letter-spacing:-.01em}
h1{font-size:clamp(2rem,6vw,3.1rem);line-height:1.05;letter-spacing:-.03em;font-weight:800;margin:28px 0 10px}
.sub{color:var(--muted);font-size:1.1rem;margin:0 0 24px;max-width:52ch}
.drop{display:block;border:2px dashed var(--line);border-radius:14px;background:var(--surface);padding:38px 18px;text-align:center;cursor:pointer;transition:border-color .15s,background .15s}
.drop:hover,.drop.over,.drop:focus-within{border-color:var(--accent)}
.drop.over{background:color-mix(in srgb,var(--accent) 8%,var(--surface))}
.drop strong{font-size:1.2rem}
.drop span{display:block;color:var(--muted);margin-top:4px}
.drop input{position:absolute;opacity:0;width:1px;height:1px}
.controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin:18px 0}
.controls label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:.95rem}
.controls output{color:var(--accent);font-weight:800}
.controls input[type=range]{width:100%;accent-color:var(--accent)}
.controls select,.controls input[type=number]{font:inherit;padding:9px 10px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink)}
.ad{margin:22px 0;min-height:90px;border:1px dashed var(--line);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.85rem}
#results{display:grid;gap:10px;margin-top:8px}
.row{display:grid;grid-template-columns:56px 1fr auto;gap:14px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 12px}
.row img{width:56px;height:56px;object-fit:cover;border-radius:8px;background:var(--line)}
.name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.meta{color:var(--muted);font-size:.92rem}
.saved{color:var(--good);font-weight:800}
.saved.none{color:var(--warn)}
.btn{font:inherit;font-weight:600;background:var(--accent);color:var(--accent-ink);border:0;border-radius:9px;padding:9px 16px;cursor:pointer;text-decoration:none;display:inline-block}
.btn:focus-visible,.drop:focus-within{outline:3px solid var(--accent);outline-offset:2px}
.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--accent)}
.note{color:var(--warn);font-size:.92rem;margin:10px 0 0}
.total{margin-top:14px;font-weight:600}
.premium{margin-top:34px;border:1px solid var(--line);border-radius:14px;padding:20px;background:var(--surface)}
.premium h2{margin:0 0 6px;font-size:1.25rem;letter-spacing:-.01em}
.premium ul{margin:8px 0 14px;padding-left:20px;color:var(--muted)}
h2.faq{font-size:1.25rem;margin:40px 0 8px}
details{border-top:1px solid var(--line);padding:12px 0}
summary{font-weight:600;cursor:pointer}
details p{color:var(--muted);margin:8px 0 0}
footer{margin-top:40px;color:var(--muted);font-size:.9rem}
@media (max-width:520px){.row{grid-template-columns:48px 1fr}.row img{width:48px;height:48px}.row .btn{grid-column:1/-1;text-align:center}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

.site-header{max-width:760px;margin:0 auto;padding:18px 18px 0;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.site-header a{color:var(--ink);text-decoration:none}
.site-header nav{display:flex;gap:16px;flex-wrap:wrap;font-size:.95rem}
.site-header nav a{color:var(--muted)}
.site-header nav a:hover,.site-header nav a[aria-current]{color:var(--accent)}
.site-footer{max-width:760px;margin:0 auto;padding:0 18px 40px;color:var(--muted);font-size:.9rem}
.site-footer a{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-top:20px}
.tool-card{display:block;padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);text-decoration:none}
.tool-card:hover{border-color:var(--accent)}
.tool-card b{display:block;margin-bottom:4px}
.tool-card span{color:var(--muted);font-size:.95rem}