:root{
  --bg:#f7f8fd;
  --surface:#ffffff;
  --surface-2:#eef2ff;
  --text:#161b2b;
  --muted:#5b657a;
  --line:#e4e8f3;
  --primary:#4169e1;
  --primary-dark:#2f52c7;
  --shadow:0 18px 50px rgba(44,62,120,.08);
  --radius:24px;
  --radius-sm:16px;
  --container:min(1180px, calc(100vw - 32px));
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#fbfcff 0%, #f6f8fd 100%);
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:var(--container);margin-inline:auto}
main{min-height:60vh}

.site-header{
  position:sticky;top:0;z-index:20;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(228,232,243,.7);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  min-height:84px;gap:24px;
}
.logo img{height:44px;width:auto}
.site-nav{display:flex;align-items:center;gap:28px;flex:1;justify-content:flex-end}
.site-nav-links{display:flex;gap:22px;align-items:center}
.nav-link{
  color:var(--text);font-weight:500;opacity:.9
}
.nav-link.is-active{color:var(--primary)}
.site-auth{display:flex;align-items:center;gap:12px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid transparent;border-radius:999px;
  padding:12px 22px;font-weight:700;transition:.18s ease;
  text-decoration:none;white-space:nowrap
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
.btn-large{padding:15px 28px;font-size:1rem}

.menu-toggle{
  display:none;appearance:none;border:0;background:transparent;padding:0;margin:0;cursor:pointer
}
.menu-toggle span{display:block;width:26px;height:2px;background:var(--text);margin:5px 0;border-radius:999px}

.hero{padding:72px 0 44px}
.hero-grid{
  display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center
}
.hero-copy h1{
  font-size:clamp(2.3rem, 4.5vw, 4.5rem);
  line-height:1.05;margin:0 0 18px;letter-spacing:-.04em
}
.hero-copy p{
  font-size:1.15rem;color:var(--muted);max-width:42ch;margin:0 0 28px
}
.hero-image{
  width:min(100%, 620px);margin-left:auto;
  filter:drop-shadow(0 24px 40px rgba(65,105,225,.12))
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}

.trusted-strip{padding:20px 0 38px}
.eyebrow{
  margin:0 0 14px;font-size:.82rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--primary);font-weight:800
}
.eyebrow.center{text-align:center}
.logo-strip{
  display:grid;grid-template-columns:repeat(6,1fr);gap:18px;align-items:center
}
.logo-strip img{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;
  width:100%;height:120px;object-fit:contain;box-shadow:var(--shadow)
}

.section-light,.testimonials,.contact-section,.help-index,.features-page,.workflow-section{padding:72px 0}
.section-title{
  font-size:clamp(1.75rem,3vw,3rem);line-height:1.1;
  letter-spacing:-.03em;margin:0 0 16px
}
.section-title.center{text-align:center}
.section-lead{margin:0 0 32px;color:var(--muted);font-size:1.03rem}
.section-lead.center{text-align:center;max-width:58ch;margin-inline:auto}

.cards-grid{display:grid;gap:24px}
.cards-grid-three{grid-template-columns:repeat(3,1fr)}
.cards-grid-four{grid-template-columns:repeat(4,1fr)}
.icon-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px
}
.icon-wrap{
  width:72px;height:72px;border-radius:22px;background:var(--surface-2);
  display:flex;align-items:center;justify-content:center
}
.icon-wrap img{width:40px;height:40px;object-fit:contain}
.icon-card h3{margin:0;font-size:1.1rem}
.icon-card p{margin:0;color:var(--muted)}
.cards-grid-four .icon-card p{display:none}

.feature-highlight{padding:24px 0}
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:32px;
  box-shadow:var(--shadow);padding:34px
}
.feature-row.reverse{grid-template-columns:1fr 1fr}
.feature-copy h2{margin:0 0 14px;font-size:clamp(1.6rem,2.7vw,2.8rem);line-height:1.1}
.feature-copy p:last-child{margin-bottom:0}
.feature-copy p{color:var(--muted);margin:0 0 14px}
.feature-media img{
  width:100%;max-width:540px;margin-inline:auto;object-fit:contain
}

.title-with-icon{
  display:flex;align-items:center;gap:14px
}
.title-with-icon.center{justify-content:center}
.tiny-icon{width:28px;height:28px;object-fit:contain;flex:0 0 auto}

.testimonial-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:24px
}
.testimonial{
  background:#fff;border:1px solid var(--line);border-radius:28px;
  padding:28px;box-shadow:var(--shadow)
}
.testimonial p{margin:0 0 18px;color:var(--muted)}
.testimonial h3{margin:0;font-size:1rem}

.free-cta{padding:72px 0}
.free-grid{
  display:grid;grid-template-columns:1.1fr .9fr;gap:38px;align-items:center;
  background:linear-gradient(135deg,#ffffff 0%, #f4f7ff 100%);
  border:1px solid var(--line);border-radius:32px;box-shadow:var(--shadow);padding:38px
}
.free-copy h2{margin:0}
.quote-box{
  margin:28px 0 0;background:#fff;border:1px solid var(--line);border-radius:24px;
  padding:24px;box-shadow:var(--shadow)
}
.quote-box p{font-size:1.15rem;line-height:1.5;margin:0 0 8px}
.quote-box footer{color:var(--muted)}
.quote-mark img{width:28px;height:28px}
.free-media img{width:min(100%, 520px);margin-inline:auto}

.contact-shell{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:start
}
.contact-copy{
  display:grid;gap:18px;align-content:start
}
.contact-copy h2{margin:0}
.contact-copy p{margin:0;color:var(--muted);max-width:36ch}
.support-email-card{
  display:inline-flex;flex-direction:column;align-items:flex-start;gap:4px;
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px 22px;
  box-shadow:var(--shadow);width:max-content;max-width:100%
}
.support-email-card:hover{text-decoration:none;transform:translateY(-1px)}
.support-label{
  font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);font-weight:800
}
.support-email-card strong{color:var(--primary);font-size:1.08rem;word-break:break-word}
.contact-note{margin:0;color:var(--muted);font-size:.95rem}
.support-bar{padding:0 0 24px}
.support-bar-card{
  background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);
  padding:18px 22px;text-align:center
}
.support-bar-card p{margin:0;color:var(--muted)}
.contact-form{
  background:#fff;border:1px solid var(--line);border-radius:28px;
  padding:30px;box-shadow:var(--shadow);
  display:grid;gap:12px
}
.contact-form label{font-weight:700}
.contact-form input,.contact-form textarea{
  width:100%;border:1px solid #d8deef;border-radius:16px;
  padding:14px 16px;font:inherit;background:#fff;color:var(--text)
}
.contact-form textarea{resize:vertical;min-height:160px}
.contact-form .btn{justify-self:start;margin-top:4px}

.page-hero{padding:72px 0 28px}
.simple-hero{text-align:center}
.simple-hero p{max-width:56ch;margin:0 auto;color:var(--muted);font-size:1.08rem}
.simple-hero h1{margin:0 0 12px;font-size:clamp(2rem,3.6vw,3.7rem);line-height:1.06}
.simple-hero .btn{margin-top:20px}

.workflow-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:24px
}
.workflow-card{
  background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);
  padding:28px
}
.workflow-card img{margin:0 auto 20px;height:280px;object-fit:contain}
.workflow-card h3{margin:0 0 10px;font-size:1.24rem}
.workflow-card p{margin:0;color:var(--muted)}

.feature-list{display:grid;gap:26px}
.feature-list-item{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:30px;
  box-shadow:var(--shadow);padding:30px
}
.feature-list-item:nth-child(even){grid-template-columns:1.1fr .9fr}
.feature-list-item:nth-child(even) .feature-list-media{order:2}
.feature-list-item:nth-child(even) .feature-list-copy{order:1}
.feature-list-copy h2{margin:0 0 10px;font-size:2rem;line-height:1.1}
.feature-list-copy p{margin:0;color:var(--muted)}
.feature-list-media img{width:min(100%, 500px);margin-inline:auto}

.help-tiles{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.help-tiles img{
  width:100%;aspect-ratio:1/1;object-fit:contain;
  background:#fff;border:1px solid var(--line);border-radius:28px;padding:14px;box-shadow:var(--shadow)
}
.help-index-shell{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.help-category{
  background:#fff;border:1px solid var(--line);border-radius:28px;padding:28px;
  box-shadow:var(--shadow)
}
.help-category h3{margin:0 0 12px;font-size:1.2rem}
.help-category ul{margin:0;padding-left:18px;display:grid;gap:8px}
.help-category li::marker{color:var(--primary)}

.article-hero{padding:52px 0 24px}
.back-link{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  color:var(--muted);font-weight:700
}
.back-link::before{content:"←"}
.article-hero h1{
  font-size:clamp(2rem,3vw,3rem);line-height:1.08;letter-spacing:-.03em;margin:0
}
.article-content{padding:0 0 72px}
.article-shell{display:flex;justify-content:center}
.article-card{
  width:min(840px,100%);background:#fff;border:1px solid var(--line);
  border-radius:32px;box-shadow:var(--shadow);padding:34px
}
.article-card h3{
  margin:30px 0 12px;font-size:1.2rem;line-height:1.2
}
.article-card p{margin:0 0 16px;color:var(--muted)}
.article-card ul,.article-card ol{margin:0 0 16px;padding-left:22px;color:var(--muted)}
.article-card li{margin:0 0 10px}
.article-card strong{color:var(--text)}
.compact-list{columns:2;column-gap:32px}
.screenshot{
  margin:18px 0 22px;border:1px solid var(--line);border-radius:24px;
  overflow:hidden;box-shadow:var(--shadow);background:#fff
}
.screenshot img{width:100%;height:auto}
.related-articles{
  margin-top:34px;padding-top:24px;border-top:1px solid var(--line)
}
.related-articles h3{margin-top:0}
.related-articles ul{display:grid;gap:10px}

.site-footer{
  padding:28px 0 20px;border-top:1px solid rgba(228,232,243,.9);background:#fff
}
.footer-inner{
  display:flex;align-items:center;justify-content:space-between;gap:18px
}
.footer-meta{display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.footer-socials{display:flex;gap:16px;flex-wrap:wrap;justify-content:flex-end}
.footer-support{font-weight:700}
.copyright{
  color:var(--muted);font-size:.94rem;padding-top:18px
}

@media (max-width: 1024px){
  .hero-grid,.feature-row,.free-grid,.contact-shell,.feature-list-item{grid-template-columns:1fr}
  .feature-list-item:nth-child(even) .feature-list-media,
  .feature-list-item:nth-child(even) .feature-list-copy{order:initial}
  .cards-grid-four{grid-template-columns:repeat(2,1fr)}
  .logo-strip{grid-template-columns:repeat(3,1fr)}
  .help-tiles{grid-template-columns:repeat(3,1fr)}
}
@media (max-width: 820px){
  .menu-toggle{display:block}
  .site-nav{
    position:absolute;left:16px;right:16px;top:84px;background:#fff;border:1px solid var(--line);
    border-radius:24px;box-shadow:var(--shadow);padding:18px;display:none;flex-direction:column;align-items:stretch
  }
  .site-nav.is-open{display:flex}
  .site-nav-links,.site-auth{flex-direction:column;align-items:stretch}
  .site-nav-links{gap:6px}
  .nav-link,.site-auth .btn{text-align:center;padding:12px}
  .cards-grid-three,.testimonial-grid,.workflow-grid,.help-index-shell{grid-template-columns:1fr}
  .logo-strip{grid-template-columns:repeat(2,1fr)}
  .help-tiles{grid-template-columns:repeat(2,1fr)}
  .feature-row,.feature-list-item,.workflow-card,.article-card,.help-category,.contact-form,.icon-card,.testimonial{padding:22px}
  .footer-inner{flex-direction:column;align-items:flex-start}
  .footer-meta,.footer-socials{align-items:flex-start;justify-content:flex-start}
  .compact-list{columns:1}
}
@media (max-width: 560px){
  .logo img{height:38px}
  .hero{padding-top:40px}
  .logo-strip img{height:94px;padding:16px}
  .cards-grid-four{grid-template-columns:1fr}
  .help-tiles{grid-template-columns:1fr}
  .workflow-card img{height:220px}
}