/* ============================================================
   PyGX features page
   ============================================================ */
.grad { background: linear-gradient(100deg, var(--accent-bright), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* page head */
.page-head { position: relative; overflow: hidden; padding-block: clamp(56px, 8vw, 96px) clamp(28px, 4vw, 48px); }
.page-head-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(55% 80% at 80% -10%, var(--accent-soft), transparent 60%); }
.page-head .wrap { position: relative; z-index: 1; }
.page-head h1 { font-size: clamp(2.6rem, 5.2vw, 4rem); margin-top: 14px; }
.page-head .lede { margin-top: 20px; }

.sec-head { max-width: 62ch; }
.sec-head h2 { margin-top: 14px; }
.sec-head .lede { margin-top: 14px; }

/* spotlights */
.spotlights { display: flex; flex-direction: column; gap: 64px; }
.spot { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center; }
.spot:nth-child(even) { grid-template-columns: 1.1fr 1fr; }
.spot:nth-child(even) .spot-text { order: 2; }
.spot-text .eyebrow { margin-bottom: 12px; }
.spot-text h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); }
.spot-text p { color: var(--muted); margin-top: 14px; font-size: 1.02rem; max-width: 50ch; }
.spot-apis { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.spot-code .code { box-shadow: var(--shadow-md); }

/* semantics tables */
.sem-tables { display: grid; grid-template-columns: 1.15fr 1fr; gap: 22px; margin-top: 38px; align-items: start; }
.sem-block { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 22px 24px; box-shadow: var(--shadow-sm); overflow-x: auto; }
.sem-h { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); font-weight: 500; margin-bottom: 14px; }
.sem-h .mono { text-transform: none; letter-spacing: 0; }
.sem-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.sem-table th { font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); text-align: left; padding: 7px 10px 9px; border-bottom: 1px solid var(--border-strong); }
.sem-table td { padding: 10px; vertical-align: top; color: var(--muted); border-bottom: 1px solid var(--border); line-height: 1.5; }
.sem-table tbody tr:last-child td { border-bottom: 0; }
.sem-table td:first-child { color: var(--text-strong); white-space: nowrap; }
.sem-table code { font-family: var(--font-mono); font-size: 0.82em; background: var(--surface-2); border: 1px solid var(--border); color: var(--accent); padding: 0.06em 0.35em; border-radius: 5px; }
.sem-cap { margin-top: 18px; color: var(--faint); font-size: 0.88rem; }
.sem-cap a { color: var(--accent); }
.sem-cap a:hover { text-decoration: underline; }
@media (max-width: 980px) { .sem-tables { grid-template-columns: 1fr; } }

/* module grid */
.mod {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 24px; transition: border-color .2s, transform .2s, box-shadow .2s; display: flex; flex-direction: column;
}
.mod:hover { border-color: var(--accent-line); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.mod-top { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.mod .ico { width: 38px; height: 38px; border-radius: var(--r-sm); display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); flex-shrink: 0; }
.mod .ico svg { width: 20px; height: 20px; }
.mod .pkg { font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent); font-weight: 500; }
.mod h3 { font-size: 1.08rem; margin-bottom: 8px; }
.mod p { color: var(--muted); font-size: 0.92rem; margin-bottom: 16px; }
.mod-apis { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.mod-apis .api { font-family: var(--font-mono); font-size: 0.74rem; padding: 3px 8px; border-radius: 6px; background: var(--surface-2); border: 1px solid var(--border); color: var(--muted); }

.cta-band { position: relative; overflow: hidden; border-top: 1px solid var(--border); background: var(--bg-2); padding-block: clamp(72px, 9vw, 104px); }
.cta-band::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(50% 90% at 50% 0%, var(--accent-soft), transparent 70%); }
.cta-inner { position: relative; text-align: center; display: flex; flex-direction: column; align-items: center; }
.cta-inner h2 { font-size: clamp(2.2rem, 4.6vw, 3.2rem); }
.cta-inner .lede { margin-top: 16px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: center; margin-top: 30px; }

.mobile-menu { display: none; flex-direction: column; padding: 8px 28px 16px; gap: 2px; border-bottom: 1px solid var(--border); background: var(--bg); }
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: 11px 6px; color: var(--text); border-bottom: 1px solid var(--border); font-size: 0.96rem; }
.mobile-menu a:last-child { border-bottom: 0; }

@media (max-width: 860px) {
  .spot, .spot:nth-child(even) { grid-template-columns: 1fr; gap: 26px; }
  .spot:nth-child(even) .spot-text { order: 0; }
}