/* ===== Online Paper Editing Service — Stylesheet ===== */
:root{
  --bg:#ffffff;
  --bg-alt:#f8fafc;
  --bg-dark:#0f172a;
  --ink:#1e293b;
  --ink-soft:#475569;
  --muted:#64748b;
  --line:#e2e8f0;
  --brand:#2563eb;
  --brand-dark:#1d4ed8;
  --brand-soft:#eff6ff;
  --accent:#f59e0b;
  --accent-soft:#fef3c7;
  --green:#16a34a;
  --green-soft:#dcfce7;
  --red:#dc2626;
  --red-soft:#fee2e2;
  --radius:12px;
  --shadow:0 1px 3px rgba(15,23,42,.08),0 8px 24px rgba(15,23,42,.06);
  --shadow-lg:0 10px 40px rgba(15,23,42,.12);
  --maxw:1140px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.7;
  font-size:18px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-dark);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.25;color:var(--ink);margin:0 0 .6em;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4vw,2.8rem)}
h2{font-size:clamp(1.5rem,3vw,2rem);margin-top:2.4em}
h3{font-size:1.3rem;margin-top:1.8em}
p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.2em;padding-left:1.4em}
li{margin-bottom:.5em}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.content{max-width:820px;margin:0 auto;padding:0 20px}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.logo{font-weight:900;font-size:1.15rem;color:var(--ink);display:flex;align-items:center;gap:8px}
.logo span{color:var(--brand)}
.nav-links{display:flex;gap:26px;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--ink-soft);font-weight:600;font-size:.95rem}
.nav-links a:hover{color:var(--brand-dark);text-decoration:none}
.menu-toggle{display:none}

/* ===== Hero ===== */
.hero{padding:56px 0 40px;background:linear-gradient(180deg,var(--brand-soft),#fff)}
.hero h1{max-width:16ch}
.hero .lede{font-size:1.15rem;color:var(--ink-soft);max-width:60ch;margin-bottom:24px}
.hero-img{border-radius:var(--radius);box-shadow:var(--shadow-lg);margin-top:8px;width:100%}

/* ===== Quick Answer ===== */
.quick-answer{
  background:var(--brand-soft);
  border:1px solid #dbeafe;
  border-left:5px solid var(--brand);
  border-radius:var(--radius);
  padding:22px 26px;
  margin:28px 0;
}
.quick-answer h2{margin:0 0 .5em;font-size:1.25rem;color:var(--brand-dark)}
.quick-answer ul{margin:0}
.quick-answer li{margin-bottom:.4em}

/* ===== Cards / Service blocks ===== */
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
  margin-bottom:28px;
}
.service-card{position:relative;overflow:hidden}
.service-card .rank{
  position:absolute;top:0;right:0;
  background:linear-gradient(135deg,var(--accent),#fbbf24);
  color:#fff;font-weight:800;font-size:.8rem;
  padding:6px 16px;border-radius:0 0 0 12px;
}
.service-card.top{border:2px solid var(--green);box-shadow:0 8px 30px rgba(22,163,74,.12)}
.service-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:10px}
.badge{display:inline-block;font-size:.78rem;font-weight:700;padding:4px 12px;border-radius:999px}
.badge-best{background:var(--green-soft);color:var(--green)}
.badge-price{background:var(--accent-soft);color:#92400e}
.badge-speed{background:var(--brand-soft);color:var(--brand-dark)}
.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:14px}
.pros-cons .col{background:var(--bg-alt);border-radius:10px;padding:16px 18px}
.pros-cons h4{margin:0 0 .5em;font-size:1rem}
.pros li::marker{color:var(--green)}
.cons li::marker{color:var(--red)}
.score{font-size:.9rem;color:var(--muted);font-weight:700}

/* ===== CTA blocks ===== */
.cta{
  display:flex;flex-direction:column;align-items:center;gap:10px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;border-radius:var(--radius);padding:30px 26px;text-align:center;
  margin:24px 0;box-shadow:var(--shadow-lg);
}
.cta h3{color:#fff;margin:0}
.cta p{margin:0;color:#dbeafe;font-size:1.02rem}
.cta-btn{
  display:inline-block;background:#fff;color:var(--brand-dark);
  font-weight:800;font-size:1.05rem;padding:14px 34px;border-radius:999px;
  margin-top:6px;transition:transform .15s ease,box-shadow .15s ease;
}
.cta-btn:hover{transform:translateY(-2px);text-decoration:none;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.cta-btn.amber{background:var(--accent);color:#1f2937}
.cta-inline{
  background:var(--accent-soft);border:2px dashed var(--accent);
  border-radius:var(--radius);padding:18px 22px;margin:18px 0;text-align:center;
}
.cta-inline a{font-weight:800;font-size:1.05rem}

/* ===== Table ===== */
.table-wrap{overflow-x:auto;margin:24px 0;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;font-size:.95rem;min-width:560px}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--bg-dark);color:#fff;font-weight:700;font-size:.85rem;text-transform:uppercase;letter-spacing:.03em}
tbody tr:nth-child(even){background:var(--bg-alt)}
td a{font-weight:700}

/* ===== Callouts ===== */
.callout{border-radius:var(--radius);padding:18px 22px;margin:20px 0;border-left:5px solid}
.callout h4{margin:0 0 .4em;font-size:1.05rem}
.tip{background:var(--green-soft);border-color:var(--green)}
.tip h4{color:#166534}
.mistake{background:var(--red-soft);border-color:var(--red)}
.mistake h4{color:#991b1b}
.expert{background:var(--brand-soft);border-color:var(--brand)}
.expert h4{color:var(--brand-dark)}
.checklist{list-style:none;padding-left:0}
.checklist li{position:relative;padding-left:30px;margin-bottom:.6em}
.checklist li::before{content:"✓";position:absolute;left:0;top:0;color:var(--green);font-weight:800}

/* ===== FAQ ===== */
.faq{margin-top:48px}
.faq details{
  border:1px solid var(--line);border-radius:10px;padding:16px 20px;margin-bottom:12px;background:#fff;
}
.faq summary{font-weight:700;cursor:pointer;font-size:1.05rem;color:var(--ink)}
.faq summary::-webkit-details-marker{color:var(--brand)}
.faq details[open]{box-shadow:var(--shadow)}

/* ===== Footer ===== */
.site-footer{background:var(--bg-dark);color:#cbd5e1;padding:48px 0 28px;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:12px}
.site-footer a{color:#cbd5e1}
.site-footer a:hover{color:#fff}
.footer-bottom{max-width:var(--maxw);margin:32px auto 0;padding:18px 20px 0;border-top:1px solid #334155;font-size:.85rem;color:#94a3b8;text-align:center}
.disclosure{background:var(--bg-alt);border:1px solid var(--line);border-radius:10px;padding:16px 20px;font-size:.85rem;color:var(--muted);margin:24px 0}

/* ===== Misc ===== */
.eyebrow{display:inline-block;background:var(--accent-soft);color:#92400e;font-weight:700;font-size:.78rem;padding:4px 12px;border-radius:999px;margin-bottom:12px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.tag{background:var(--bg-alt);border:1px solid var(--line);border-radius:8px;padding:4px 12px;font-size:.82rem;color:var(--ink-soft)}
.breadcrumb{font-size:.85rem;color:var(--muted);margin:18px 0}
.breadcrumb a{color:var(--brand-dark)}
.page-hero{padding:48px 0 20px;background:var(--bg-alt)}
.rating{color:var(--accent);font-weight:800;letter-spacing:1px}

/* ===== Responsive ===== */
@media (max-width:860px){
  .pros-cons,.grid-2,.footer-grid{grid-template-columns:1fr}
  .nav-links{display:none}
  .menu-toggle{display:inline-flex}
  body{font-size:17px}
  .card{padding:20px}
}
@media (max-width:480px){
  .hero{padding:36px 0 24px}
  .cta-btn{padding:13px 26px;font-size:1rem}
}
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important;transition:none!important}
}