/* SnapFixy — main stylesheet. Plain CSS, no frameworks. */
:root{
  --accent:#1f5eff;
  --accent-dark:#1748c7;
  --ink:#131a26;
  --muted:#5a6a82;
  --bg:#ffffff;
  --bg-soft:#f4f6fb;
  --border:#e2e8f2;
  --radius:14px;
  --shadow:0 6px 24px rgba(19,26,38,.07);
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:17px}
img{max-width:100%;height:auto}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
h1{font-size:2.35rem;line-height:1.2;margin:.2em 0 .5em;letter-spacing:-.01em}
h2{font-size:1.65rem;line-height:1.3;margin:1.4em 0 .55em;letter-spacing:-.01em}
h3{font-size:1.18rem;margin:1.1em 0 .4em}
p{margin:.6em 0}
.lede{font-size:1.16rem;color:var(--muted);max-width:46rem}
.btn{display:inline-block;background:var(--accent);color:#fff;font-weight:600;padding:.72em 1.5em;border-radius:10px;border:0;cursor:pointer;font-size:1rem;transition:background .15s ease}
.btn:hover{background:var(--accent-dark);text-decoration:none}
.btn:disabled{opacity:.55;cursor:wait}
.btn.secondary{background:#fff;color:var(--accent);border:1.5px solid var(--accent)}
.btn.secondary:hover{background:var(--bg-soft)}
.btn.small{padding:.5em 1.1em;font-size:.95rem}

/* Header */
.site-header{position:sticky;top:0;background:rgba(255,255,255,.96);border-bottom:1px solid var(--border);z-index:50;backdrop-filter:blur(6px)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:64px}
.logo{font-size:1.35rem;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:.5rem}
.logo:hover{text-decoration:none}
.logo .mark{width:32px;height:32px;flex:none}
.logo em{font-style:normal;color:var(--accent)}
.main-nav{display:flex;gap:1.35rem;align-items:center}
.main-nav a{color:var(--ink);font-weight:550;font-size:.99rem}
.main-nav a:hover{color:var(--accent);text-decoration:none}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:9px;width:44px;height:44px;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle svg{width:22px;height:22px}
@media (max-width:820px){
  .nav-toggle{display:flex}
  .main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:.6rem 20px 1rem;border-bottom:1px solid var(--border);box-shadow:var(--shadow)}
  .main-nav.open{display:flex}
  .main-nav a{padding:.55rem 0;border-bottom:1px solid var(--bg-soft)}
  .main-nav a:last-child{border-bottom:0}
  h1{font-size:1.85rem}
}

/* Hero */
.hero{background:linear-gradient(180deg,#eef3ff 0%,#ffffff 100%);padding:3.4rem 0 2.6rem;text-align:center}
.hero h1{max-width:22ch;margin-left:auto;margin-right:auto}
.hero .lede{margin:0 auto 1.4rem}
.hero-actions{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap}
.trust-badges{display:flex;gap:1.4rem;justify-content:center;flex-wrap:wrap;margin-top:1.6rem;color:var(--muted);font-size:.95rem;font-weight:550}
.trust-badges span{display:flex;align-items:center;gap:.4rem}
.trust-badges svg{width:18px;height:18px;stroke:var(--accent)}

/* Sections & cards */
.section{padding:2.6rem 0}
.section.soft{background:var(--bg-soft)}
.section h2{text-align:center;margin-top:0}
.section .section-sub{text-align:center;color:var(--muted);max-width:44rem;margin:0 auto 1.8rem}
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.1rem}
.tool-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.35rem;display:flex;flex-direction:column;gap:.45rem;transition:box-shadow .15s ease,transform .15s ease}
.tool-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);text-decoration:none}
.tool-card .icon{width:46px;height:46px;border-radius:11px;background:#e8efff;display:flex;align-items:center;justify-content:center}
.tool-card .icon svg{width:25px;height:25px;stroke:var(--accent)}
.tool-card h3{margin:.2rem 0 0;color:var(--ink);font-size:1.08rem}
.tool-card p{margin:0;color:var(--muted);font-size:.95rem;flex:1}
.tool-card .go{color:var(--accent);font-weight:600;font-size:.95rem}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.1rem;counter-reset:step}
.step{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.3rem}
.step .num{width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;margin-bottom:.6rem}
.step h3{margin:.1rem 0 .3rem}
.step p{margin:0;color:var(--muted);font-size:.96rem}

/* Privacy promise */
.privacy-band{background:#0f1f42;color:#eaf0ff;border-radius:18px;padding:2.2rem;margin:2.4rem 0}
.privacy-band h2{color:#fff;margin-top:0;text-align:left}
.privacy-band p{color:#c4d2f5;max-width:46rem}
.privacy-points{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1rem;margin-top:1.2rem}
.privacy-point{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:1rem 1.1rem}
.privacy-point strong{display:block;color:#fff;margin-bottom:.25rem}
.privacy-point span{color:#c4d2f5;font-size:.94rem}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--border);border-radius:12px;padding:1rem 1.2rem;margin-bottom:.7rem}
.faq summary{font-weight:650;cursor:pointer}
.faq details p{color:var(--muted);margin-bottom:.2rem}

/* Tool UI */
.tool-shell{max-width:860px;margin:0 auto}
.dropzone{border:2px dashed #b9c8e8;border-radius:16px;background:#fbfcff;padding:2.2rem 1.2rem;text-align:center;cursor:pointer;transition:border-color .15s,background .15s}
.dropzone:hover,.dropzone.dragover{border-color:var(--accent);background:#eef3ff}
.model-step{border:1px solid var(--border);background:#f4f8ff;border-radius:16px;padding:1.2rem 1.3rem;margin-bottom:1.4rem}
.model-step h3{margin:.1rem 0 .45rem}
.model-step p{margin:.25rem 0 .85rem;color:var(--muted)}
.model-step .btn:disabled{opacity:.65;cursor:default}
.model-step .meta-line{margin-bottom:0}
.tool-step-label{margin:0 0 .6rem}
.dropzone.locked{opacity:.45;pointer-events:none;filter:grayscale(.4)}
.dropzone svg{width:44px;height:44px;stroke:var(--accent);margin-bottom:.4rem}
.dropzone p{margin:.2rem 0;color:var(--muted)}
.dropzone strong{color:var(--ink)}
.controls{display:flex;flex-wrap:wrap;gap:1rem;align-items:end;margin:1.2rem 0}
.field{display:flex;flex-direction:column;gap:.35rem}
.field label{font-weight:600;font-size:.93rem}
.field input[type="number"],.field input[type="text"],.field select{padding:.55rem .7rem;border:1px solid var(--border);border-radius:9px;font-size:1rem;background:#fff;min-width:130px}
.field input[type="range"]{width:220px;accent-color:var(--accent)}
.status{margin:1rem 0;padding:.9rem 1.1rem;border-radius:11px;background:var(--bg-soft);border:1px solid var(--border);display:none}
.status.show{display:block}
.status.error{background:#fdf0f0;border-color:#f2c6c6;color:#8c2323}
.progress{height:10px;background:#e4eaf6;border-radius:99px;overflow:hidden;margin-top:.5rem;display:none}
.progress.show{display:block}
.progress i{display:block;height:100%;background:var(--accent);width:0%;transition:width .2s ease}
.preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:1.2rem 0}
@media (max-width:640px){.preview-grid{grid-template-columns:1fr}}
.preview-box{border:1px solid var(--border);border-radius:12px;padding:.8rem;background:#fff}
.preview-box h4{margin:.1rem 0 .6rem;font-size:.95rem;color:var(--muted);font-weight:650}
.preview-box .imgwrap{display:flex;align-items:center;justify-content:center;min-height:120px;background:#fff;border-radius:8px;overflow:hidden}
.preview-box img{max-height:340px;width:auto;max-width:100%}
.checker{background-image:linear-gradient(45deg,#dfe3ea 25%,transparent 25%),linear-gradient(-45deg,#dfe3ea 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#dfe3ea 75%),linear-gradient(-45deg,transparent 75%,#dfe3ea 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0;background-color:#fff}
.meta-line{color:var(--muted);font-size:.93rem;margin-top:.5rem}
.file-list{list-style:none;padding:0;margin:1rem 0}
.file-list li{display:flex;justify-content:space-between;gap:1rem;align-items:center;border:1px solid var(--border);border-radius:10px;padding:.6rem .9rem;margin-bottom:.5rem;background:#fff;font-size:.96rem}
.file-list .fname{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-list button{background:none;border:0;color:#b33737;cursor:pointer;font-weight:600}
.privacy-note{display:flex;gap:.6rem;align-items:flex-start;background:#eef7ee;border:1px solid #cfe6cf;color:#234d23;border-radius:11px;padding:.85rem 1rem;margin:1.2rem 0;font-size:.96rem}
.privacy-note svg{width:20px;height:20px;flex:none;stroke:#2e7d32;margin-top:.15rem}

/* Blog */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.2rem}
.post-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;display:flex;flex-direction:column;gap:.5rem}
.post-card:hover{box-shadow:var(--shadow)}
.post-card time{color:var(--muted);font-size:.88rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.post-card h3{margin:0;font-size:1.22rem;line-height:1.35}
.post-card h3 a{color:var(--ink)}
.post-card h3 a:hover{color:var(--accent);text-decoration:none}
.post-card p{margin:0;color:var(--muted);font-size:.97rem;flex:1}
.article{max-width:760px;margin:0 auto}
.article .post-meta{color:var(--muted);font-size:.95rem;margin-bottom:1.4rem}
.article p,.article li{font-size:1.06rem}
.article ul,.article ol{padding-left:1.4rem}
.article li{margin:.35rem 0}
.cta-box{background:var(--bg-soft);border:1px solid var(--border);border-radius:14px;padding:1.4rem 1.5rem;margin:2rem 0}
.cta-box h3{margin-top:0}

/* Footer */
.site-footer{background:#0d1526;color:#aeb9cf;margin-top:3rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2rem;padding:2.6rem 20px 1.6rem}
@media (max-width:820px){.footer-grid{grid-template-columns:1fr 1fr}}
.site-footer h4{color:#fff;margin:.2rem 0 .8rem;font-size:1rem}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:.42rem 0}
.site-footer a{color:#aeb9cf;font-size:.96rem}
.site-footer a:hover{color:#fff}
.footer-brand p{font-size:.96rem;max-width:32ch}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:1.1rem 20px 1.4rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.92rem}
.page-head{padding:2.6rem 0 .6rem;text-align:center}
.page-head .lede{margin:0 auto}
.tool-section{padding:1.4rem 0 0}
.content-narrow{max-width:820px;margin:0 auto}

[hidden]{display:none!important}