/* ============================================================
   EduPay — SEO / Content pages
   Built on top of home.css design tokens.
============================================================ */

/* ---------- Page shell ---------- */
.page{
  padding-top:120px;
  background:var(--bg-white);
}
.page__hero{
  position:relative;
  padding:48px 0 64px;
  overflow:hidden;
  isolation:isolate;
}
.page__hero::before{
  content:"";
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(700px 380px at 50% 0%, rgba(196,181,253,.28), transparent 70%),
    radial-gradient(700px 480px at 100% 30%, rgba(191,219,254,.28), transparent 70%);
}
.page__hero::after{
  content:"";
  position:absolute;inset:0;z-index:-1;
  background-image:
    linear-gradient(to right, rgba(37,99,235,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(37,99,235,.06) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(800px 400px at 50% 30%, #000 25%, transparent 75%);
}
.page__hero h1{
  font-size:clamp(2.4rem,5vw,3.8rem);
  line-height:1.05;letter-spacing:-.03em;
  font-weight:900;color:var(--text-dark);
  max-width:880px;
}
.page__hero h1 em{color:var(--primary)}
.page__hero p{
  margin-top:18px;
  font-size:1.12rem;color:var(--text-muted);
  max-width:680px;
}

/* ---------- Breadcrumbs ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;gap:8px;align-items:center;
  font-size:.85rem;color:var(--text-muted);
  margin-bottom:24px;
}
.crumbs a{color:var(--text-muted);transition:color .2s}
.crumbs a:hover{color:var(--primary)}
.crumbs span{color:var(--text-light)}
.crumbs strong{color:var(--text-dark);font-weight:600}

/* ---------- Search/Filter bar ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:12px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:18px;
  padding:14px;
  box-shadow:var(--shadow-sm);
  margin-bottom:48px;
}
.filter-bar__search{
  flex:1;min-width:240px;
  display:flex;align-items:center;gap:10px;
  padding:10px 16px;
  background:var(--bg-soft);
  border-radius:12px;
}
.filter-bar__search svg{flex-shrink:0;color:var(--text-light)}
.filter-bar__search input{
  flex:1;border:0;outline:0;background:transparent;
  font-family:inherit;font-size:.95rem;color:var(--text-dark);
}
.filter-bar__chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{
  padding:8px 14px;border-radius:999px;
  font-size:.82rem;font-weight:600;color:var(--text-muted);
  background:var(--bg-soft);border:1px solid transparent;
  transition:background .2s,color .2s,border-color .2s;
  cursor:pointer;
}
.chip:hover{color:var(--primary);background:var(--primary-xlight)}
.chip.is-active{background:var(--primary);color:#fff}

/* ---------- Resource categories ---------- */
.cat-section{padding:48px 0}
.cat-section__head{
  display:flex;align-items:end;justify-content:space-between;gap:24px;
  margin-bottom:28px;flex-wrap:wrap;
}
.cat-section__head h2{
  font-size:clamp(1.5rem,2.6vw,2rem);
  letter-spacing:-.02em;font-weight:800;color:var(--text-dark);
}
.cat-section__head p{color:var(--text-muted);font-size:.95rem;max-width:520px;margin-top:6px}

.card-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
  gap:22px;
}

.r-card{
  display:flex;flex-direction:column;
  background:#fff;
  border:1px solid var(--border);
  border-radius:20px;
  padding:24px;
  transition:transform .25s, box-shadow .25s, border-color .25s;
  position:relative;overflow:hidden;
}
.r-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  opacity:0;transition:opacity .25s;
}
.r-card:hover{
  transform:translateY(-4px);
  border-color:var(--primary-light);
  box-shadow:var(--shadow-md);
}
.r-card:hover::before{opacity:1}
.r-card__tag{
  display:inline-flex;align-items:center;
  padding:5px 10px;border-radius:999px;
  background:var(--primary-xlight);color:var(--primary);
  font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  margin-bottom:14px;align-self:flex-start;
}
.r-card__tag--ops{background:#fef3c7;color:#b45309}
.r-card__tag--niche{background:var(--accent-light);color:#6d28d9}
.r-card h3{
  font-size:1.18rem;font-weight:700;color:var(--text-dark);
  letter-spacing:-.01em;line-height:1.3;margin-bottom:10px;
}
.r-card p{
  font-size:.93rem;color:var(--text-muted);line-height:1.55;
  margin-bottom:18px;flex:1;
}
.r-card__foot{
  display:flex;align-items:center;justify-content:space-between;
  padding-top:14px;border-top:1px solid var(--bg-soft);
  font-size:.82rem;color:var(--text-light);
}
.r-card__more{
  display:inline-flex;align-items:center;gap:4px;
  font-weight:600;color:var(--primary);font-size:.88rem;
}
.r-card__more::after{content:"→";transition:transform .2s}
.r-card:hover .r-card__more::after{transform:translateX(3px)}

/* ---------- Inline CTA blocks ---------- */
.cta-band{
  margin:64px 0;
  padding:48px;
  border-radius:24px;
  background:linear-gradient(135deg,var(--primary-darker),var(--primary));
  color:#fff;
  text-align:center;
  position:relative;overflow:hidden;
  box-shadow:var(--shadow-blue);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(500px 300px at 100% 0%, rgba(196,181,253,.25), transparent 60%);
  pointer-events:none;
}
.cta-band__inner{position:relative;max-width:640px;margin:0 auto}
.cta-band h3{
  font-size:clamp(1.5rem,2.8vw,2rem);
  font-weight:800;letter-spacing:-.02em;margin-bottom:12px;line-height:1.2;
}
.cta-band p{color:rgba(255,255,255,.78);font-size:1rem;margin-bottom:24px}
.cta-band__btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ---------- Article layout ---------- */
.article{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:0;
}
.article__wrap{
  max-width:760px;margin:0 auto;
  padding:0 28px;
}
.article__hero{
  padding:40px 0 32px;
}
.article__meta{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;
  font-size:.85rem;color:var(--text-muted);
  margin-bottom:18px;
}
.article__meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-light)}
.article__meta .r-card__tag{margin-bottom:0}
.article h1{
  font-size:clamp(2rem,4.2vw,3rem);
  line-height:1.1;letter-spacing:-.03em;
  font-weight:900;color:var(--text-dark);
  margin-bottom:18px;
}
.article__lede{
  font-size:1.18rem;color:var(--text-muted);
  line-height:1.6;
}

/* TOC */
.toc{
  background:var(--bg-soft);
  border:1px solid var(--border);
  border-radius:16px;
  padding:22px 26px;
  margin:32px 0 40px;
}
.toc__title{
  font-size:.78rem;font-weight:700;color:var(--text-muted);
  letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px;
}
.toc ol{
  list-style:none;counter-reset:toc;
  display:flex;flex-direction:column;gap:8px;
}
.toc ol li{counter-increment:toc;padding-left:28px;position:relative}
.toc ol li::before{
  content:counter(toc,decimal-leading-zero);
  position:absolute;left:0;top:0;
  font-size:.78rem;font-weight:700;color:var(--primary);
  font-feature-settings:"tnum";
}
.toc a{
  font-size:.94rem;color:var(--text-body);font-weight:500;
  transition:color .2s;
}
.toc a:hover{color:var(--primary)}

/* Body typography */
.prose{
  font-size:1.05rem;
  color:var(--text-body);
  line-height:1.75;
}
.prose > * + *{margin-top:1.1em}
.prose h2{
  font-size:clamp(1.4rem,2.6vw,1.85rem);
  letter-spacing:-.02em;font-weight:800;color:var(--text-dark);
  line-height:1.25;margin-top:2.4em;
  scroll-margin-top:100px;
}
.prose h3{
  font-size:1.22rem;font-weight:700;color:var(--text-dark);
  letter-spacing:-.01em;line-height:1.3;margin-top:1.8em;
  scroll-margin-top:100px;
}
.prose p{margin-top:1em}
.prose ul,.prose ol{padding-left:1.4em;margin-top:1em}
.prose li{margin-top:.4em}
.prose ul li::marker{color:var(--primary)}
.prose strong{color:var(--text-dark);font-weight:700}
.prose a{color:var(--primary);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.prose a:hover{color:var(--primary-dark)}
.prose blockquote{
  margin:1.6em 0;
  padding:18px 22px;
  border-left:4px solid var(--primary);
  background:var(--primary-xlight);
  border-radius:0 14px 14px 0;
  font-size:1.05rem;color:var(--text-dark);
}
.prose blockquote p{margin:0}
.prose code{
  background:var(--bg-soft);
  padding:2px 6px;border-radius:6px;
  font-family:var(--mono);font-size:.92em;color:var(--primary-darker);
}
.prose figure{margin:2em 0}
.prose figcaption{
  text-align:center;font-size:.85rem;color:var(--text-muted);margin-top:10px;
}

/* Callout box inside article */
.callout{
  margin:1.8em 0;
  padding:22px 26px;
  border:1px solid var(--primary-light);
  border-radius:16px;
  background:var(--primary-xlight);
  display:flex;gap:16px;align-items:flex-start;
}
.callout__ico{
  flex-shrink:0;width:36px;height:36px;
  display:grid;place-items:center;border-radius:10px;
  background:var(--primary);color:#fff;font-weight:700;
}
.callout h4{
  font-size:1rem;font-weight:700;color:var(--text-dark);margin-bottom:6px;
}
.callout p{font-size:.93rem;color:var(--text-body);margin:0!important}

/* Inline article CTA */
.in-cta{
  margin:2.2em 0;
  padding:28px;
  border-radius:18px;
  background:linear-gradient(135deg,#1e3a8a,#2563eb);
  color:#fff;
  display:flex;gap:20px;align-items:center;justify-content:space-between;
  flex-wrap:wrap;
}
.in-cta__copy h4{
  font-size:1.15rem;font-weight:700;margin-bottom:4px;line-height:1.3;
}
.in-cta__copy p{
  font-size:.92rem;color:rgba(255,255,255,.78);margin:0!important;
}

/* Related articles */
.related{
  padding:64px 0;
  background:var(--bg-soft);
  border-top:1px solid var(--border);
}
.related h2{
  font-size:clamp(1.4rem,2.4vw,1.8rem);
  font-weight:800;color:var(--text-dark);letter-spacing:-.02em;
  margin-bottom:28px;
}

/* ---------- FAQ accordion (article + dedicated) ---------- */
.faq-list{
  display:flex;flex-direction:column;gap:10px;
  margin-top:24px;
}
.faq-item{
  border:1px solid var(--border);
  border-radius:14px;
  background:#fff;
  overflow:hidden;
  transition:border-color .25s, box-shadow .25s;
}
.faq-item[open]{border-color:var(--primary-light);box-shadow:var(--shadow-sm)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;
  font-weight:600;font-size:1rem;color:var(--text-dark);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-plus{
  flex-shrink:0;width:24px;height:24px;
  display:grid;place-items:center;
  border-radius:50%;background:var(--bg-soft);color:var(--primary);
  font-weight:800;font-size:14px;
  transition:transform .25s, background .25s;
}
.faq-plus::before{content:"+"}
.faq-item[open] .faq-plus{transform:rotate(45deg);background:var(--primary);color:#fff}
.faq-item p{
  padding:0 22px 22px;
  color:var(--text-muted);font-size:.95rem;line-height:1.6;
}

/* ---------- Niche landing hero ---------- */
.niche-hero{
  position:relative;
  padding:32px 0 80px;
  overflow:hidden;
}
.niche-hero__inner{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:60px;align-items:center;
}
@media (max-width:980px){
  .niche-hero__inner{grid-template-columns:1fr;gap:48px}
}
.niche-hero h1{
  font-size:clamp(2.2rem,4.6vw,3.6rem);
  line-height:1.05;letter-spacing:-.03em;
  font-weight:900;color:var(--text-dark);
  margin-bottom:20px;
}
.niche-hero h1 em{color:var(--primary)}
.niche-hero__sub{
  font-size:1.12rem;color:var(--text-muted);max-width:540px;line-height:1.6;
  margin-bottom:28px;
}
.niche-hero__ctas{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.niche-hero__trust{
  display:flex;flex-wrap:wrap;gap:18px;font-size:.85rem;color:var(--text-muted);font-weight:500;
}
.niche-hero__trust li{display:inline-flex;align-items:center;gap:8px}

/* placeholder screenshot */
.shot{
  position:relative;
  aspect-ratio:4/3;
  border-radius:22px;
  background:linear-gradient(135deg,var(--primary-xlight) 0%,#fff 60%,var(--accent-light) 100%);
  border:1px solid var(--border);
  box-shadow:var(--shadow-md);
  overflow:hidden;
  display:grid;place-items:center;
}
.shot::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(to right, rgba(37,99,235,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(37,99,235,.06) 1px, transparent 1px);
  background-size:32px 32px;
  mask-image:radial-gradient(400px 280px at 50% 50%, #000, transparent 80%);
}
.shot__chrome{
  position:absolute;top:14px;left:14px;right:14px;
  display:flex;align-items:center;gap:6px;
  padding:10px 14px;background:#fff;border:1px solid var(--border);
  border-radius:10px;box-shadow:var(--shadow-sm);
}
.shot__chrome span{width:8px;height:8px;border-radius:50%;background:#e2e8f0}
.shot__chrome span:nth-child(1){background:#fb7185}
.shot__chrome span:nth-child(2){background:#fbbf24}
.shot__chrome span:nth-child(3){background:#34d399}
.shot__chrome b{
  margin-left:8px;font-size:.78rem;font-weight:600;color:var(--text-muted);
}
.shot__body{
  position:relative;z-index:2;
  width:78%;text-align:center;
}
.shot__body b{
  display:block;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--primary);font-weight:700;margin-bottom:8px;
}
.shot__body p{font-size:.92rem;color:var(--text-muted)}

/* ---------- Pain points / feature grid ---------- */
.pain-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:18px;margin-top:40px;
}
.pain-card{
  background:#fff;border:1px solid var(--border);
  border-radius:16px;padding:22px;
  display:flex;flex-direction:column;gap:10px;
}
.pain-card__ico{
  width:38px;height:38px;border-radius:10px;
  background:#fef2f2;color:#dc2626;
  display:grid;place-items:center;font-weight:800;font-size:1.1rem;
}
.pain-card h3{font-size:1.02rem;font-weight:700;color:var(--text-dark);line-height:1.3}
.pain-card p{font-size:.9rem;color:var(--text-muted);line-height:1.55}

.feat-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:22px;margin-top:40px;
}
.feat-card{
  background:#fff;border:1px solid var(--border);
  border-radius:18px;padding:26px;
  transition:transform .25s, box-shadow .25s, border-color .25s;
}
.feat-card:hover{
  transform:translateY(-3px);
  border-color:var(--primary-light);box-shadow:var(--shadow);
}
.feat-card__ico{
  width:44px;height:44px;border-radius:12px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;display:grid;place-items:center;
  font-weight:800;font-size:1.2rem;margin-bottom:16px;
}
.feat-card h3{font-size:1.08rem;font-weight:700;color:var(--text-dark);margin-bottom:8px;line-height:1.3}
.feat-card p{font-size:.92rem;color:var(--text-muted);line-height:1.6}

/* ---------- Testimonials ---------- */
.t-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:22px;margin-top:40px;
}
.t-card{
  background:#fff;border:1px solid var(--border);
  border-radius:18px;padding:26px;
  display:flex;flex-direction:column;gap:18px;
}
.t-card__quote{
  font-size:1rem;color:var(--text-body);line-height:1.6;flex:1;
}
.t-card__quote::before{
  content:"\201C";display:block;font-family:var(--serif);font-size:2.4rem;
  color:var(--primary);line-height:.5;margin-bottom:8px;
}
.t-card__who{display:flex;align-items:center;gap:12px;padding-top:14px;border-top:1px solid var(--bg-soft)}
.t-card__avatar{
  width:40px;height:40px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;display:grid;place-items:center;font-weight:700;font-size:.9rem;
}
.t-card__who b{display:block;color:var(--text-dark);font-size:.92rem;font-weight:700}
.t-card__who span{display:block;color:var(--text-muted);font-size:.82rem}

/* ---------- Case studies ---------- */
.case-card{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);
  gap:40px;
  background:#fff;border:1px solid var(--border);
  border-radius:24px;padding:40px;
  box-shadow:var(--shadow-sm);
  margin-bottom:28px;
}
@media (max-width:880px){
  .case-card{grid-template-columns:1fr;padding:28px;gap:28px}
}
.case-card__head{
  display:inline-flex;align-items:center;gap:10px;
  padding:6px 12px;border-radius:999px;
  background:var(--primary-xlight);color:var(--primary);
  font-size:.74rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  margin-bottom:16px;
}
.case-card h2{
  font-size:clamp(1.4rem,2.6vw,1.85rem);
  font-weight:800;color:var(--text-dark);letter-spacing:-.02em;line-height:1.25;
  margin-bottom:14px;
}
.case-card__lede{font-size:1.02rem;color:var(--text-muted);line-height:1.6;margin-bottom:20px}
.case-card__quote{
  padding:18px 22px;
  border-left:3px solid var(--primary);
  background:var(--bg-soft);
  border-radius:0 12px 12px 0;
  font-size:.95rem;color:var(--text-dark);font-style:italic;line-height:1.55;
  margin-top:20px;
}
.case-card__quote b{display:block;font-style:normal;font-weight:700;color:var(--primary);font-size:.85rem;margin-top:8px}

.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.metric{
  background:var(--bg-soft);
  border-radius:14px;padding:20px;
  text-align:center;
}
.metric b{
  display:block;font-size:1.8rem;font-weight:800;
  color:var(--primary-darker);letter-spacing:-.02em;line-height:1;
  margin-bottom:6px;font-feature-settings:"tnum";
}
.metric span{font-size:.78rem;color:var(--text-muted);font-weight:600;letter-spacing:.04em}
.metric--big b{
  background:linear-gradient(120deg,var(--primary),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- Util spacing ---------- */
.section{padding:64px 0}
.section--soft{background:var(--bg-soft)}
.section--narrow{padding:48px 0}

/* ---------- print.html section helpers reused ---------- */
@media (max-width:680px){
  .page__hero{padding-top:32px;padding-bottom:48px}
  .article__wrap{padding:0 22px}
  .cta-band{padding:32px 24px;margin:48px 0}
  .case-card{padding:24px}
  .metrics{grid-template-columns:1fr}
  .in-cta{padding:22px}
}