/* ============================================================
   GlowSig — design system
   Premium, vibrant, glassy. Built for the email-signature tool.
============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --ink:#0b1020; --ink-soft:#1a2236;
  --paper:#ffffff; --mist:#f4f6fc;
  --muted:#5a647a; --muted-2:#8b94a8;
  --line:#e7eaf3;
  --brand:#6d5efc; --brand-2:#c13fe0; --brand-3:#19c2ff;
  --grad:linear-gradient(120deg,#6d5efc 0%,#c13fe0 50%,#ff7a59 100%);
  --grad-cool:linear-gradient(120deg,#19c2ff,#6d5efc);
  --glow:0 18px 50px -12px rgba(109,94,252,.55);
  --shadow:0 22px 60px -22px rgba(16,24,48,.30);
  --shadow-sm:0 8px 24px -12px rgba(16,24,48,.25);
  --radius:18px;
  --maxw:1140px;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --display:'Sora',var(--sans);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3,.brand{font-family:var(--display);letter-spacing:-.02em}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font-weight:800;font-size:20px;color:var(--ink);display:flex;align-items:center;gap:10px}
.brand .dot{width:26px;height:26px;border-radius:8px;background:var(--grad);box-shadow:var(--glow);display:inline-block;transform:rotate(-8deg)}
.nav-links{display:flex;align-items:center;gap:6px}
.nav a.link{color:var(--muted);font-weight:600;font-size:14px;padding:8px 14px;border-radius:9px}
.nav a.link:hover{color:var(--ink);background:var(--mist);text-decoration:none}
.nav .cta{margin-left:8px;background:var(--ink);color:#fff;padding:10px 18px;border-radius:11px;font-weight:700;font-size:14px}
.nav .cta:hover{background:var(--brand);text-decoration:none;box-shadow:var(--glow)}
@media(max-width:760px){.nav a.link{display:none}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;background:var(--grad);background-size:160% 160%;color:#fff;font-weight:700;padding:15px 30px;border-radius:13px;font-size:16px;border:none;cursor:pointer;box-shadow:var(--glow);transition:transform .18s ease,box-shadow .18s ease,background-position .5s ease}
.btn:hover{transform:translateY(-2px);background-position:100% 0;text-decoration:none;box-shadow:0 26px 60px -14px rgba(193,63,224,.6)}
.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.btn.ghost:hover{background:var(--mist);box-shadow:var(--shadow)}
.btn-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.note-sm{font-size:13px;color:var(--muted);margin-top:16px;display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.note-sm span{display:inline-flex;align-items:center;gap:6px}
.note-sm b{color:var(--brand)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:96px 0 110px;text-align:center}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;z-index:0}
.hero::before{width:520px;height:520px;background:var(--brand);top:-180px;left:-120px;animation:float1 14s ease-in-out infinite}
.hero::after{width:480px;height:480px;background:var(--brand-2);bottom:-200px;right:-120px;animation:float2 16s ease-in-out infinite}
.hero .blob3{position:absolute;width:360px;height:360px;border-radius:50%;background:var(--brand-3);filter:blur(100px);opacity:.4;top:40%;left:55%;z-index:0;animation:float1 18s ease-in-out infinite}
.hero .container{position:relative;z-index:2}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:#dfe3ff;font-weight:600;font-size:13px;letter-spacing:.02em;padding:8px 16px;border-radius:999px;margin-bottom:24px;backdrop-filter:blur(6px)}
.eyebrow .pip{width:8px;height:8px;border-radius:50%;background:#7CFFB2;box-shadow:0 0 12px #7CFFB2}
.hero h1{font-size:60px;line-height:1.05;margin:0 0 20px;font-weight:800}
.hero p.sub{font-size:20px;color:#b9c0d8;max-width:620px;margin:0 auto 34px}
@media(max-width:680px){.hero h1{font-size:40px}.hero{padding:70px 0 80px}}

/* floating signature mockup in hero */
.mock{position:relative;z-index:2;margin:54px auto 0;max-width:560px;background:#fff;color:var(--ink);border-radius:18px;padding:26px 28px;box-shadow:0 40px 90px -30px rgba(0,0,0,.7);text-align:left;animation:rise 1s cubic-bezier(.2,.8,.2,1) both}
.mock .bar{display:flex;gap:7px;margin-bottom:18px}
.mock .bar i{width:11px;height:11px;border-radius:50%;background:#e2e6f0}
.mock .bar i:nth-child(1){background:#ff5f57}.mock .bar i:nth-child(2){background:#febc2e}.mock .bar i:nth-child(3){background:#28c840}
.mock-sig{display:flex;gap:16px;align-items:center;border-left:3px solid var(--brand);padding-left:16px}
.mock-sig .ava{width:64px;height:64px;border-radius:12px;background:var(--grad);flex:0 0 auto}
.mock-sig .nm{font-family:var(--display);font-weight:800;font-size:18px}
.mock-sig .tt{color:var(--muted);font-size:13px}
.mock-sig .lk{font-size:12px;margin-top:6px;color:var(--brand);font-weight:600}

/* ---------- sections ---------- */
section{padding:84px 0}
.soft{background:var(--mist)}
.section-head{text-align:center;max-width:680px;margin:0 auto 52px}
.section-head .eyebrow{color:var(--brand-2);background:#f4ecff;border:1px solid #ecd9ff}
.section-head h2{font-size:40px;margin:14px 0 14px;font-weight:800}
.section-head p{color:var(--muted);font-size:18px;margin:0}
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1000px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:860px){.grid-3,.grid-2{grid-template-columns:1fr}}
@media(max-width:560px){.grid-4{grid-template-columns:1fr}}

.card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card h3{margin:0 0 10px;font-size:20px}
.card p{margin:0;color:var(--muted);font-size:15.5px}
.ic{width:50px;height:50px;border-radius:14px;background:var(--grad);display:flex;align-items:center;justify-content:center;margin-bottom:18px;font-size:24px;box-shadow:var(--glow)}
.num{width:42px;height:42px;border-radius:12px;background:var(--ink);color:#fff;font-family:var(--display);font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:16px}

/* stats */
.stats{display:flex;gap:30px;justify-content:center;flex-wrap:wrap}
.stat{text-align:center}
.stat .n{font-family:var(--display);font-weight:800;font-size:44px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .n.emoji{background:none;-webkit-background-clip:border-box;background-clip:border-box;-webkit-text-fill-color:initial;color:initial}
.stat .l{color:var(--muted);font-size:14px;font-weight:600}

/* template showcase chips */
.chips{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:6px}
.chip{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 18px;font-weight:600;font-size:14px;color:var(--muted);box-shadow:var(--shadow-sm)}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:6px 22px;margin-bottom:14px;transition:box-shadow .2s,border-color .2s}
.faq details[open]{box-shadow:var(--shadow);border-color:transparent}
.faq summary{cursor:pointer;font-family:var(--display);font-weight:700;padding:16px 0;font-size:17px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--brand);font-weight:800;font-size:22px;line-height:1}
.faq details[open] summary::after{content:"\2212"}
.faq p{color:var(--muted);margin:0 0 16px}

/* cta band */
.band{position:relative;overflow:hidden;background:var(--ink);color:#fff;text-align:center;border-radius:26px;padding:64px 28px;box-shadow:var(--shadow)}
.band::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:.85;z-index:0}
.band>*{position:relative;z-index:1}
.band h2{font-size:36px;margin:0 0 14px;font-weight:800}
.band p{opacity:.95;font-size:18px;margin:0 0 28px}
.band .btn{background:#fff;color:var(--ink)}
.band .btn:hover{background:#0b1020;color:#fff}

/* ---------- article ---------- */
.article{max-width:760px;margin:0 auto;padding:60px 24px}
.article h1{font-size:44px;line-height:1.12;margin:0 0 12px;font-weight:800}
.article .meta{color:var(--muted);font-size:14px;margin-bottom:34px}
.article h2{font-size:28px;margin:42px 0 14px}
.article h3{font-size:20px;margin:28px 0 8px}
.article p,.article li{font-size:17.5px;color:#27313f}
.article ul,.article ol{padding-left:24px}
.article blockquote{border-left:4px solid var(--brand);margin:24px 0;padding:10px 22px;background:var(--mist);color:var(--ink);border-radius:0 12px 12px 0;font-size:18px}
.crumb{font-size:14px;color:var(--muted);margin-bottom:20px}
.tag{display:inline-block;font-size:12px;font-weight:700;color:var(--brand-2);background:#f4ecff;padding:4px 12px;border-radius:999px;margin-bottom:14px}
.post-list a.post{display:block;background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;margin-bottom:18px;color:inherit;transition:transform .2s,box-shadow .2s,border-color .2s}
.post-list a.post:hover{transform:translateY(-4px);border-color:transparent;box-shadow:var(--shadow);text-decoration:none}
.post-list h3{margin:0 0 8px;font-size:22px;color:var(--ink)}
.post-list p{margin:0;color:var(--muted)}

/* ---------- share bar ---------- */
.sharebar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:8px 0}
.sharebar .lbl{font-size:13px;font-weight:700;color:var(--muted)}
.sharebar a,.sharebar button{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px 13px;cursor:pointer;transition:.16s}
.sharebar a:hover,.sharebar button:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm);border-color:transparent;text-decoration:none}
.sharebar a.x:hover{background:#0b1020;color:#fff}
.sharebar a.li:hover{background:#0a66c2;color:#fff}
.sharebar a.fb:hover{background:#1877f2;color:#fff}
.sharebar a.em:hover{background:var(--brand);color:#fff}

/* ---------- footer ---------- */
footer{background:var(--ink);color:#aeb6cc;padding:56px 0 34px;margin-top:0}
footer .cols{display:flex;justify-content:space-between;flex-wrap:wrap;gap:28px}
footer .brand{color:#fff}
footer a{color:#aeb6cc;display:block;margin:8px 0;font-size:14px}
footer a:hover{color:#fff}
footer h4{color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.06em;margin:0 0 12px;font-family:var(--sans)}
footer .legal{border-top:1px solid #1c2540;margin-top:34px;padding-top:20px;font-size:13px;color:#6f7aa0}

/* ---------- animations ---------- */
@keyframes float1{0%,100%{transform:translate(0,0)}50%{transform:translate(40px,30px)}}
@keyframes float2{0%,100%{transform:translate(0,0)}50%{transform:translate(-50px,-30px)}}
@keyframes rise{from{opacity:0;transform:translateY(30px) scale(.97)}to{opacity:1;transform:none}}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* ---------- accessibility (WCAG 2.1 AA) ---------- */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--brand-3);outline-offset:2px;border-radius:6px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;font-weight:700;z-index:300;border-radius:0 0 10px 0}
.skip-link:focus{left:0 !important}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}