/* ============ ToolNest — Neumorphism design system ============ */
:root{
  --bg:#dfe4ec;
  --surface:#e6ebf3;
  --ink:#33415c;
  --muted:#7a8aa5;
  --accent:#ff7a1a;
  --accent-dark:#e56a0c;
  --accent-soft:rgba(255,122,26,.12);
  --sd:rgba(163,177,198,.65);   /* shadow dark */
  --sl:rgba(255,255,255,.9);    /* shadow light */
  --radius:20px;
  --font:'Nunito',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);line-height:1.6;font-size:17px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{line-height:1.25;color:var(--ink);letter-spacing:-.01em}
a{color:var(--accent-dark)}
img{max-width:100%}
.container{max-width:1100px;margin:0 auto;padding:0 22px}

/* ---------- neumorphic primitives ---------- */
.neu{
  background:var(--surface);
  border-radius:var(--radius);
  box-shadow:8px 8px 18px var(--sd),-8px -8px 18px var(--sl);
}
.neu-sm{
  background:var(--surface);border-radius:14px;
  box-shadow:5px 5px 12px var(--sd),-5px -5px 12px var(--sl);
}
.neu-inset{
  background:var(--bg);border-radius:var(--radius);
  box-shadow:inset 6px 6px 14px var(--sd),inset -6px -6px 14px var(--sl);
}
.neu-btn{
  display:inline-block;border:0;cursor:pointer;font-family:var(--font);
  font-weight:800;font-size:16px;color:var(--ink);
  background:var(--surface);border-radius:999px;
  padding:14px 34px;text-decoration:none;
  box-shadow:6px 6px 14px var(--sd),-6px -6px 14px var(--sl);
  transition:box-shadow .15s ease,transform .15s ease;
}
.neu-btn:hover{transform:translateY(-2px)}
.neu-btn:active{
  transform:translateY(0);
  box-shadow:inset 5px 5px 12px var(--sd),inset -5px -5px 12px var(--sl);
}
.btn-primary{
  background:linear-gradient(145deg,var(--accent),var(--accent-dark));
  color:#fff;
  box-shadow:6px 6px 14px var(--sd),-6px -6px 14px var(--sl),0 6px 18px rgba(255,122,26,.35);
}
.btn-primary:active{
  box-shadow:inset 5px 5px 12px rgba(0,0,0,.25),inset -5px -5px 12px rgba(255,255,255,.25);
}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(223,228,236,.85);backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.5);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 22px;max-width:1100px;margin:0 auto}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-weight:900;font-size:22px}
.logo-mark{
  width:46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--surface);font-weight:900;font-size:22px;color:var(--accent-dark);
  box-shadow:5px 5px 12px var(--sd),-5px -5px 12px var(--sl);
}
.main-nav{display:flex;gap:6px;align-items:center}
.main-nav a{
  text-decoration:none;color:var(--ink);font-weight:700;font-size:15px;
  padding:10px 18px;border-radius:999px;
}
.main-nav a:hover{background:var(--surface);box-shadow:4px 4px 10px var(--sd),-4px -4px 10px var(--sl)}
.nav-toggle{display:none;background:var(--surface);border:0;border-radius:12px;width:46px;height:46px;cursor:pointer;
  box-shadow:5px 5px 12px var(--sd),-5px -5px 12px var(--sl);font-size:20px;color:var(--ink)}

/* ---------- hero ---------- */
.hero{padding:70px 0 50px;text-align:center}
.hero-badge{
  display:inline-block;padding:8px 22px;border-radius:999px;font-size:14px;font-weight:800;
  color:var(--accent-dark);background:var(--surface);
  box-shadow:4px 4px 10px var(--sd),-4px -4px 10px var(--sl);margin-bottom:24px;
}
.hero h1{font-size:clamp(34px,5.5vw,58px);margin:0 0 18px;font-weight:900}
.hero h1 .accent{color:var(--accent-dark)}
.hero p.lead{font-size:19px;color:var(--muted);max-width:640px;margin:0 auto 34px}
.hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.hero-stats{display:flex;gap:18px;justify-content:center;margin-top:46px;flex-wrap:wrap}
.stat{padding:18px 30px;text-align:center;min-width:130px}
.stat b{display:block;font-size:30px;color:var(--accent-dark)}
.stat span{font-size:14px;color:var(--muted);font-weight:700}

/* ---------- tool search + grid ---------- */
.tools-section{padding:40px 0 70px}
.section-title{text-align:center;font-size:32px;margin:0 0 8px;font-weight:900}
.section-sub{text-align:center;color:var(--muted);margin:0 0 30px}
.tool-search{max-width:520px;margin:0 auto 36px;position:relative}
.tool-search input{
  width:100%;box-sizing:border-box;border:0;outline:0;font-family:var(--font);
  font-size:17px;padding:18px 26px 18px 56px;color:var(--ink);
  background:var(--bg);border-radius:999px;
  box-shadow:inset 6px 6px 14px var(--sd),inset -6px -6px 14px var(--sl);
}
.tool-search .search-icon{position:absolute;left:22px;top:50%;transform:translateY(-50%);color:var(--muted)}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:26px}
.tool-card{
  padding:30px 26px;text-decoration:none;color:var(--ink);display:block;
  transition:transform .18s ease,box-shadow .18s ease;
}
.tool-card:hover{transform:translateY(-6px)}
.tool-icon{
  width:64px;height:64px;border-radius:20px;margin-bottom:18px;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg);
  box-shadow:inset 5px 5px 12px var(--sd),inset -5px -5px 12px var(--sl);
  color:var(--accent-dark);
}
.tool-card h3{margin:0 0 8px;font-size:20px}
.tool-card p{margin:0;color:var(--muted);font-size:15px}
.tool-card .go{display:inline-block;margin-top:16px;font-weight:800;color:var(--accent-dark);font-size:15px}

/* ---------- features / content sections ---------- */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:26px;padding:20px 0 60px}
.feature-card{padding:34px 28px}
.feature-card h3{margin:0 0 10px;font-size:20px}
.feature-card p{margin:0;color:var(--muted);font-size:15.5px}
.content-block{padding:44px 40px;margin:0 0 60px}
.content-block h2{margin-top:0}
.content-block p,.content-block li{color:#4a5a76}
.faq details{
  margin-bottom:14px;padding:20px 24px;cursor:pointer;
}
.faq summary{font-weight:800;font-size:17px;list-style:none;cursor:pointer}
.faq summary::-webkit-details-marker{display:none}
.faq details p{margin:12px 0 0;color:var(--muted);font-size:15.5px}

/* ---------- tool pages ---------- */
.tool-hero{padding:54px 0 30px;text-align:center}
.tool-hero h1{font-size:clamp(28px,4.5vw,44px);margin:0 0 12px}
.tool-hero p{color:var(--muted);max-width:620px;margin:0 auto}
.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:18px}
.breadcrumb a{color:var(--accent-dark);text-decoration:none;font-weight:700}
.tool-workspace{padding:36px 34px;margin-bottom:44px}
.field{margin-bottom:22px}
.field label{display:block;font-weight:800;margin-bottom:10px;font-size:16px}
.field .hint{font-weight:400;color:var(--muted);font-size:14px;display:block;margin-top:6px}
textarea.neu-inset,input[type=text].neu-inset,input[type=number].neu-inset,input[type=date].neu-inset,select.neu-inset{
  width:100%;box-sizing:border-box;border:0;outline:0;font-family:var(--font);
  font-size:16px;color:var(--ink);padding:16px 20px;
}
textarea.neu-inset{resize:vertical;min-height:150px}
select.neu-inset{appearance:none;cursor:pointer}
input[type=file]{display:none}
.file-drop{
  border-radius:var(--radius);padding:44px 24px;text-align:center;cursor:pointer;
  background:var(--bg);
  box-shadow:inset 6px 6px 14px var(--sd),inset -6px -6px 14px var(--sl);
  color:var(--muted);font-weight:700;transition:all .15s;
}
.file-drop:hover{color:var(--accent-dark)}
.file-drop.dragover{box-shadow:inset 3px 3px 8px var(--sd),inset -3px -3px 8px var(--sl);color:var(--accent-dark)}
input[type=range]{width:100%;accent-color:var(--accent-dark);cursor:pointer}
.check-row{display:flex;gap:10px;align-items:center;margin:8px 0;font-weight:600}
.check-row input{width:20px;height:20px;accent-color:var(--accent-dark)}
.result-box{
  margin-top:26px;padding:26px;display:none;
}
.result-box.show{display:block;animation:pop .25s ease}
@keyframes pop{from{transform:scale(.97);opacity:0}to{transform:scale(1);opacity:1}}
.output-line{
  font-family:ui-monospace,Menlo,Consolas,monospace;font-size:18px;word-break:break-all;
  padding:18px 20px;margin-bottom:16px;
}
.stat-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:6px}
.mini-stat{flex:1 1 130px;padding:16px;text-align:center}
.mini-stat b{display:block;font-size:24px;color:var(--accent-dark)}
.mini-stat span{font-size:13px;color:var(--muted);font-weight:700}
.strength-bar{height:14px;border-radius:999px;background:var(--bg);
  box-shadow:inset 4px 4px 10px var(--sd),inset -4px -4px 10px var(--sl);overflow:hidden;margin-top:12px}
.strength-fill{height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,#ff5a5a,#ffb02e,#37c871);transition:width .3s}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}
.preview-img{max-width:100%;border-radius:14px;display:block;margin:0 auto}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:18px 0}
.compare figure{margin:0;text-align:center}
.compare figcaption{font-size:13px;color:var(--muted);font-weight:700;margin-top:8px}
table.conv-table{width:100%;border-collapse:collapse;margin-top:14px}
table.conv-table td{padding:12px 16px;border-bottom:1px solid rgba(122,138,165,.25);font-size:15px}
table.conv-table tr:last-child td{border-bottom:0}
table.conv-table td:last-child{text-align:right;font-weight:800;color:var(--accent-dark)}

/* ---------- footer ---------- */
.site-footer{margin-top:40px;padding:44px 0 34px;border-top:1px solid rgba(255,255,255,.5)}
.footer-inner{display:flex;justify-content:space-between;gap:26px;flex-wrap:wrap;align-items:flex-start}
.footer-inner p{color:var(--muted);font-size:14.5px;max-width:420px}
.footer-links{display:flex;gap:22px;flex-wrap:wrap}
.footer-links a{color:var(--muted);text-decoration:none;font-weight:700;font-size:14.5px}
.footer-links a:hover{color:var(--accent-dark)}
.copyright{text-align:center;color:var(--muted);font-size:13.5px;margin-top:30px}

/* ---------- responsive ---------- */
@media(max-width:720px){
  .main-nav{
    display:none;position:absolute;top:74px;right:16px;left:16px;
    flex-direction:column;background:var(--surface);border-radius:var(--radius);
    padding:14px;box-shadow:8px 8px 18px var(--sd),-8px -8px 18px var(--sl);
  }
  .main-nav.open{display:flex}
  .nav-toggle{display:block}
  .compare{grid-template-columns:1fr}
  .tool-workspace{padding:26px 20px}
  .content-block{padding:30px 22px}
  .hero{padding:50px 0 36px}
}

/* ============ Features round: dark mode, search, filters, favorites ============ */

/* ---------- dark mode ---------- */
[data-theme="dark"]{
  --bg:#1a2030;
  --surface:#222b40;
  --ink:#e8edf5;
  --muted:#9aa7c2;
  --accent:#ff8c2e;
  --accent-dark:#ffa04d;
  --accent-soft:rgba(255,140,46,.16);
  --sd:rgba(0,0,0,.55);
  --sl:rgba(255,255,255,.06);
}
[data-theme="dark"] .site-header{background:rgba(26,32,48,.88);border-bottom:1px solid rgba(255,255,255,.08)}
[data-theme="dark"] .content-block p,[data-theme="dark"] .content-block li{color:var(--muted)}
[data-theme="dark"] .doc-preview{color:#1f2937}
/* keep document previews as white "paper" in dark mode */
.theme-toggle{
  background:var(--surface);border:0;border-radius:50%;width:46px;height:46px;cursor:pointer;
  box-shadow:5px 5px 12px var(--sd),-5px -5px 12px var(--sl);
  font-size:20px;color:var(--ink);display:flex;align-items:center;justify-content:center;
  flex:none;
}
.header-actions{display:flex;gap:12px;align-items:center}

/* ---------- filter pills ---------- */
.filter-pills{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin:0 auto 30px;max-width:760px}
.pill{
  border:0;cursor:pointer;font-family:var(--font);font-weight:800;font-size:14px;
  padding:10px 20px;border-radius:999px;color:var(--muted);background:var(--surface);
  box-shadow:4px 4px 10px var(--sd),-4px -4px 10px var(--sl);
  transition:all .15s ease;
}
.pill:hover{color:var(--ink)}
.pill.active{
  color:#fff;background:linear-gradient(145deg,var(--accent),var(--accent-dark));
  box-shadow:4px 4px 10px var(--sd),-4px -4px 10px var(--sl),0 4px 14px rgba(255,122,26,.35);
}

/* ---------- favorite stars ---------- */
.tool-card{position:relative}
.fav-star{
  position:absolute;top:16px;right:18px;font-size:22px;cursor:pointer;
  color:var(--muted);opacity:.55;transition:all .15s ease;z-index:2;line-height:1;
  user-select:none;-webkit-user-select:none;
}
.fav-star:hover{opacity:1;transform:scale(1.2)}
.fav-star.on{color:#ffb02e;opacity:1;text-shadow:0 0 8px rgba(255,176,46,.5)}

/* ---------- recently used ---------- */
.recent-section{padding:10px 0 40px}
.recent-strip{display:flex;gap:16px;overflow-x:auto;padding:14px 6px 20px;scrollbar-width:thin}
.recent-strip .tool-card{min-width:250px;max-width:250px;padding:22px 20px}
.recent-strip .tool-card p{font-size:13.5px}
.empty-note{text-align:center;color:var(--muted);font-weight:700;padding:30px 0}

/* ---------- suggest box ---------- */
.suggest-box{padding:44px 40px;margin:0 0 60px;text-align:center}
.suggest-box h2{margin:0 0 10px}
.suggest-box p{color:var(--muted);max-width:560px;margin:0 auto 24px}
.suggest-form{display:flex;gap:12px;max-width:560px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.suggest-form input{
  flex:1 1 300px;border:0;outline:0;font-family:var(--font);font-size:16px;
  padding:16px 22px;color:var(--ink);background:var(--bg);border-radius:999px;
  box-shadow:inset 6px 6px 14px var(--sd),inset -6px -6px 14px var(--sl);
}

/* ---------- legal pages ---------- */
.legal-prose{padding:44px 40px;margin:0 0 60px}
.legal-prose h1{margin-top:0}
.legal-prose h2{margin-top:34px}
.legal-prose p,.legal-prose li{color:var(--muted)}
.legal-prose ul{padding-left:22px}
.legal-prose li{margin-bottom:8px}

/* ---------- footer tool index (SEO internal linking) ---------- */
.footer-tools{margin-top:34px;padding-top:26px;border-top:1px solid rgba(122,138,165,.25)}
.footer-tools b{display:block;font-size:14px;margin-bottom:12px;color:var(--ink)}
.footer-tools nav{display:flex;flex-wrap:wrap;gap:8px 18px}
.footer-tools a{color:var(--muted);text-decoration:none;font-size:13.5px;font-weight:600}
.footer-tools a:hover{color:var(--accent-dark)}

/* ============ Cool round: hero animation, badges, spotlight, share, guides ============ */

/* ---------- animated hero ---------- */
.hero{position:relative;overflow:hidden}
.hero-float{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.hero-float span{
  position:absolute;font-size:34px;opacity:.35;filter:saturate(1.2);
  animation:drift 9s ease-in-out infinite;
}
@keyframes drift{
  0%,100%{transform:translateY(0) rotate(-6deg)}
  50%{transform:translateY(-26px) rotate(6deg)}
}
@media (prefers-reduced-motion:reduce){
  .hero-float span{animation:none}
}
.hero .container{position:relative;z-index:1}

/* ---------- NEW badge ---------- */
.new-badge{
  position:absolute;top:14px;left:16px;z-index:2;
  font-size:11px;font-weight:900;letter-spacing:.08em;color:#fff;
  background:linear-gradient(145deg,#37c871,#1fae55);
  padding:5px 12px;border-radius:999px;
  box-shadow:0 4px 10px rgba(55,200,113,.45);
}

/* ---------- tool of the day ---------- */
.tod-section{padding:8px 0 46px}
.tod-card{
  display:flex;gap:26px;align-items:center;padding:36px 38px;
  max-width:860px;margin:0 auto;position:relative;overflow:hidden;
}
.tod-ribbon{
  position:absolute;top:18px;right:-38px;transform:rotate(38deg);
  background:linear-gradient(145deg,var(--accent),var(--accent-dark));
  color:#fff;font-size:12px;font-weight:900;letter-spacing:.1em;
  padding:6px 44px;box-shadow:0 4px 10px rgba(255,122,26,.4);
}
.tod-icon{
  width:88px;height:88px;border-radius:26px;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg);color:var(--accent-dark);
  box-shadow:inset 5px 5px 12px var(--sd),inset -5px -5px 12px var(--sl);
}
.tod-card h3{margin:0 0 8px;font-size:24px}
.tod-card p{margin:0 0 18px;color:var(--muted);font-size:15.5px}
@media(max-width:640px){.tod-card{flex-direction:column;text-align:center;padding:34px 24px}}

/* ---------- share row ---------- */
.share-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:26px 0 0}
.share-row .share-label{font-weight:800;font-size:14px;color:var(--muted);margin-right:4px}
.share-btn{
  border:0;cursor:pointer;font-family:var(--font);font-weight:800;font-size:14px;
  padding:10px 18px;border-radius:999px;color:var(--ink);background:var(--surface);
  text-decoration:none;display:inline-flex;align-items:center;gap:8px;
  box-shadow:4px 4px 10px var(--sd),-4px -4px 10px var(--sl);
  transition:transform .15s ease;
}
.share-btn:hover{transform:translateY(-2px)}
.share-btn:active{box-shadow:inset 4px 4px 10px var(--sd),inset -4px -4px 10px var(--sl);transform:none}

/* ---------- guides ---------- */
.guide-list{display:grid;gap:20px;margin:0 0 60px}
.guide-card{padding:30px 32px;text-decoration:none;color:var(--ink);display:block;transition:transform .18s ease}
.guide-card:hover{transform:translateY(-4px)}
.guide-card h3{margin:0 0 8px;font-size:21px}
.guide-card p{margin:0;color:var(--muted);font-size:15px}
.guide-card .go{color:var(--accent-dark);font-weight:800;font-size:14.5px;display:inline-block;margin-top:12px}
.guide-meta{font-size:13px;color:var(--muted);font-weight:700;margin-bottom:18px}
.guide-body{padding:44px 40px;margin:0 0 60px;font-size:17px}
.guide-body h2{margin-top:36px}
.guide-body p,.guide-body li{color:var(--muted)}
.guide-body ul,.guide-body ol{padding-left:22px}
.guide-body li{margin-bottom:8px}
.guide-body .tip{
  background:var(--accent-soft);border-radius:14px;padding:18px 22px;margin:24px 0;
  color:var(--ink);font-size:15.5px;
}
[data-theme="dark"] .guide-body .tip{color:var(--ink)}