/* Shared styles for the Solutions audience pages (professors, students,
   institutions, grants). Served at /_solutions.css. Same design system as the
   main landing + partnerships page. */
:root {
  --bg:#ffffff; --bg-alt:#f6f5fb; --text:#16121f; --text-soft:#3a3546; --muted:#6b6577;
  --border:rgba(22,18,31,0.10); --card:#ffffff;
  --card-shadow:0 10px 30px rgba(22,18,31,0.06); --card-shadow-hover:0 18px 46px rgba(124,58,237,0.14);
  --window-shadow:0 26px 60px rgba(22,18,31,0.14);
  --accent:#7c3aed; --accent-dark:#6d28d9; --accent-2:#a855f7; --accent-soft:rgba(124,58,237,0.09);
  --positive:#1a9d54; --warn:#e0a106; --navy:#1e2c42; --navy-soft:#27395a; --dot:rgba(124,58,237,0.20);
  --nav-bg:rgba(255,255,255,0.9);
}
* { box-sizing:border-box; }
html,body { margin:0; padding:0; }
html { scroll-behavior:smooth; color-scheme:light; }
body { background:var(--bg); color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  line-height:1.55; font-size:16px; -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale; }
a { color:inherit; }
.container { max-width:1080px; margin:0 auto; padding:0 24px; }

/* Header */
header.site { position:sticky; top:0; z-index:60; background:var(--nav-bg);
  -webkit-backdrop-filter:saturate(180%) blur(18px); backdrop-filter:saturate(180%) blur(18px);
  border-bottom:1px solid var(--border); }
.header-inner { display:flex; justify-content:space-between; align-items:center; gap:16px; padding:12px 0; }
.brand { display:inline-flex; align-items:center; gap:9px; font-weight:700; font-size:1.05rem; color:var(--text); text-decoration:none; letter-spacing:-0.01em; }
.brand .logo { display:inline-grid; place-items:center; width:30px; height:30px; border-radius:8px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2)); color:#fff; box-shadow:0 4px 12px rgba(124,58,237,0.35); }
.brand-tag { font-size:0.72rem; font-weight:600; color:var(--muted); border-left:1px solid var(--border); padding-left:9px; margin-left:2px; }
.nav-right { display:flex; align-items:center; gap:14px; }
.nav-link { font-size:0.94rem; font-weight:600; color:var(--text-soft); text-decoration:none; white-space:nowrap; }
.nav-link:hover { color:var(--accent); }
.nav-btn { font-size:0.92rem; font-weight:700; padding:10px 20px; border-radius:8px; background:var(--accent); color:#fff; text-decoration:none; transition:background .15s, transform .15s; white-space:nowrap; }
.nav-btn:hover { background:var(--accent-dark); transform:translateY(-1px); }

/* Hero */
.hero { position:relative; text-align:center; padding:76px 0 40px; overflow:hidden; }
.hero-dots { position:absolute; inset:0; z-index:0; opacity:0.5;
  background-image:radial-gradient(var(--dot) 1.6px, transparent 1.7px); background-size:22px 22px;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 25%, #000 30%, transparent 72%);
  mask-image:radial-gradient(ellipse 70% 60% at 50% 25%, #000 30%, transparent 72%); }
.hero .container { position:relative; z-index:1; }
.eyebrow { text-transform:uppercase; letter-spacing:0.1em; font-size:0.78rem; font-weight:700; color:var(--accent); margin:0 0 14px; }
h1 { font-size:clamp(1.85rem,4.4vw,2.8rem); font-weight:800; letter-spacing:-0.03em; line-height:1.1; margin:0 0 16px; }
.hero-sub { font-size:clamp(1rem,1.6vw,1.12rem); color:var(--muted); max-width:600px; margin:0 auto 26px; line-height:1.55; }
.cta-row { display:flex; gap:12px; justify-content:center; flex-wrap:wrap; }
.btn-primary,.btn-secondary { display:inline-flex; align-items:center; gap:8px; font-size:1rem; font-weight:700;
  border-radius:10px; text-decoration:none; padding:14px 26px; transition:background .15s, transform .15s, border-color .15s; }
.btn-primary { background:var(--accent); color:#fff; border:none; box-shadow:0 8px 22px rgba(124,58,237,0.24); }
.btn-primary:hover { background:var(--accent-dark); transform:translateY(-2px); }
.btn-secondary { background:transparent; color:var(--accent); border:2px solid color-mix(in srgb, var(--accent) 55%, transparent); }
.btn-secondary:hover { background:var(--accent-soft); border-color:var(--accent); }

/* Sections */
section.block { padding:36px 0; }
section.block.alt { background:var(--bg-alt); }
.section-head { text-align:center; max-width:680px; margin:0 auto 34px; }
.section-head .eyebrow { margin-bottom:10px; }
.section-head h2 { font-size:clamp(1.45rem,2.6vw,1.95rem); margin:0; font-weight:800; letter-spacing:-0.025em; line-height:1.15; }
.section-head p { color:var(--muted); font-size:0.98rem; margin:12px auto 0; }

/* Scenario rows (copy + mockup) */
.scenarios { display:flex; flex-direction:column; gap:40px; max-width:1040px; margin:0 auto; }
.scenario { display:grid; grid-template-columns:1fr 1fr; gap:46px; align-items:center; }
.scenario.reverse .copy { order:2; } .scenario.reverse .shot { order:1; }
@media (max-width:820px){ .scenario, .scenario.reverse { grid-template-columns:1fr; gap:22px; }
  .scenario .copy, .scenario.reverse .copy, .scenario .shot, .scenario.reverse .shot { order:initial; } }
.scenario .num { display:inline-grid; place-items:center; width:38px; height:38px; border-radius:10px;
  background:var(--accent); color:#fff; font-weight:800; margin-bottom:12px; box-shadow:0 8px 18px rgba(124,58,237,0.26); }
.scenario h3 { font-size:clamp(1.2rem,2vw,1.55rem); font-weight:800; margin:0 0 8px; letter-spacing:-0.02em; line-height:1.2; }
.scenario .lead2 { color:var(--muted); font-size:0.97rem; margin:0 0 14px; line-height:1.55; }
.scenario .story { background:var(--accent-soft); border-left:3px solid var(--accent); border-radius:0 8px 8px 0;
  padding:10px 14px; font-size:0.92rem; color:#5b21b6; margin:0 0 14px; line-height:1.5; }
.scenario ul { list-style:none; padding:0; margin:0; display:grid; gap:8px; }
.scenario li { padding-left:24px; position:relative; font-size:0.95rem; color:var(--text-soft); line-height:1.45; }
.scenario li::before { content:"✓"; position:absolute; left:0; color:var(--accent); font-weight:800; }
/* Simple (no-mockup) variant — explanation blocks only, once fake shots removed */
.scenarios.simple { gap:30px; max-width:760px; margin:0 auto; }
.scenarios.simple .scenario, .scenarios.simple .scenario.reverse { display:block; }

/* Mockup "screenshot" frame + UI bits */
.shot { border-radius:14px; border:1px solid var(--border); background:#fff; box-shadow:var(--window-shadow); overflow:hidden; }
.shot-bar { display:flex; align-items:center; gap:6px; padding:10px 14px; background:linear-gradient(#fbfbfd,#f1f0f6); border-bottom:1px solid var(--border); }
.shot-bar i { width:10px; height:10px; border-radius:50%; background:#d6d3e0; display:inline-block; }
.shot-bar .ttl { margin-left:8px; font-size:0.8rem; color:var(--muted); font-weight:600; }
.shot-body { padding:18px 18px 20px; }
.mk-h { font-weight:800; font-size:0.98rem; margin:0 0 12px; display:flex; justify-content:space-between; align-items:center; gap:10px; }
.mk-score { font-weight:800; color:var(--accent); background:var(--accent-soft); padding:3px 11px; border-radius:8px; font-size:0.9rem; font-variant-numeric:tabular-nums; }
.mk-line { display:flex; align-items:flex-start; gap:9px; padding:8px 0; border-top:1px solid var(--border); font-size:0.9rem; color:var(--text-soft); line-height:1.45; }
.mk-line:first-of-type { border-top:none; }
.mk-tick { flex:none; width:18px; height:18px; border-radius:50%; display:grid; place-items:center; font-size:0.68rem; font-weight:800; color:#fff; margin-top:1px; }
.mk-tick.ok { background:var(--positive); } .mk-tick.warn { background:var(--warn); }
.mk-note { margin-top:12px; background:var(--accent-soft); border-radius:10px; padding:11px 13px; font-size:0.86rem; color:#5b21b6; line-height:1.5; }
.mk-item { display:flex; align-items:center; gap:11px; padding:10px 0; border-top:1px solid var(--border); font-size:0.9rem; }
.mk-item:first-of-type { border-top:none; }
.mk-ico { width:28px; height:28px; border-radius:8px; background:var(--accent-soft); color:var(--accent); display:grid; place-items:center; flex:none; }
.mk-grow { flex:1; min-width:0; }
.mk-sub { font-size:0.78rem; color:var(--muted); }
.mk-prog { height:8px; border-radius:5px; background:var(--bg-alt); overflow:hidden; margin-top:5px; }
.mk-prog > i { display:block; height:100%; background:linear-gradient(90deg,var(--accent),var(--accent-2)); }
.mk-chip { display:inline-block; font-size:0.76rem; font-weight:700; padding:3px 9px; border-radius:6px; background:var(--accent-soft); color:var(--accent); white-space:nowrap; }
.mk-chip.grn { background:color-mix(in srgb,var(--positive) 15%, transparent); color:var(--positive); }
.mk-chip.gray { background:#eceaf2; color:var(--muted); }
.mk-ring { position:relative; width:64px; height:64px; flex:none; }
.mk-ring .val { position:absolute; inset:0; display:grid; place-items:center; font-weight:800; font-size:0.9rem; color:var(--accent); }
.mk-opt { display:flex; align-items:center; gap:9px; padding:8px 11px; border:1px solid var(--border); border-radius:9px; margin-top:8px; font-size:0.88rem; }
.mk-opt.correct { border-color:var(--positive); background:color-mix(in srgb,var(--positive) 8%, transparent); }
.mk-dot { width:15px; height:15px; border-radius:50%; border:2px solid var(--border); flex:none; }
.mk-opt.correct .mk-dot { border-color:var(--positive); background:var(--positive); }
.mk-lms { display:flex; gap:8px; flex-wrap:wrap; }
.mk-lms span { font-size:0.82rem; font-weight:700; padding:6px 12px; border-radius:8px; background:var(--bg-alt); border:1px solid var(--border); color:var(--text-soft); }

/* Framed real screenshot (browser-window chrome around an <img>) */
.shotframe { max-width:1000px; margin:0 auto; }
.shotframe .win { border-radius:14px; border:1px solid var(--border); background:#fff; box-shadow:var(--window-shadow); overflow:hidden; }
.shotframe .win { box-shadow:0 8px 22px rgba(22,18,31,0.10); border-radius:12px; }
.shotframe .win img { display:block; width:100%; height:auto; }
.shotframe figcaption { text-align:center; color:var(--muted); font-size:0.9rem; margin-top:10px; }
/* Tight 2-across grid of screenshot thumbnails */
.shotgrid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; max-width:1080px; margin:0 auto; }
@media (max-width:720px){ .shotgrid { grid-template-columns:1fr; } }
/* A group with a single shot gets one centered, narrower column */
.shotgrid:has(.shotframe:only-child){ grid-template-columns:1fr; max-width:700px; }
/* Grouped screenshots — a small heading over a cluster of related shots */
.shotgroup { max-width:1080px; margin:0 auto 30px; }
.shotgroup:last-child { margin-bottom:0; }
.shotgroup > h3 { text-align:center; font-size:clamp(1rem,1.7vw,1.2rem); font-weight:800; letter-spacing:-0.01em; margin:0 0 14px; }
.shotgroup > .glead { text-align:center; color:var(--muted); font-size:0.94rem; max-width:620px; margin:0 auto 16px; }

/* Feature = short explanation + a real screenshot */
.feats { display:flex; flex-direction:column; gap:52px; max-width:1000px; margin:0 auto; }
.feat h3 { font-size:clamp(1.2rem,2.2vw,1.55rem); font-weight:800; text-align:center; letter-spacing:-0.02em; margin:0 0 8px; }
.feat > p { text-align:center; color:var(--muted); max-width:680px; margin:0 auto 20px; font-size:1.02rem; line-height:1.55; }

/* LMS strip */
.lms-strip { text-align:center; margin:24px auto 0; max-width:760px; font-size:1.02rem; font-weight:600;
  color:var(--text-soft); background:var(--accent-soft); border:1px solid #e5ddff; border-radius:12px; padding:14px 22px; }
.lms-strip strong { color:var(--accent-dark); }

/* Cards (used for doc grids etc.) */
.cards { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width:680px){ .cards { grid-template-columns:1fr; } }
.pcard { display:block; background:var(--card); border:1px solid var(--border); border-radius:14px;
  padding:22px; text-decoration:none; color:inherit; box-shadow:var(--card-shadow); transition:border-color .15s, transform .15s, box-shadow .15s; }
a.pcard:hover { border-color:var(--accent); transform:translateY(-3px); box-shadow:var(--card-shadow-hover); }
.pcard h3 { margin:0 0 5px; font-size:1.04rem; font-weight:800; }
.pcard p { margin:0; font-size:0.9rem; color:var(--muted); line-height:1.5; }
.pcard .go { margin-top:12px; display:inline-block; color:var(--accent); font-weight:700; font-size:0.88rem; }
.pcard .ico { width:42px; height:42px; border-radius:11px; display:grid; place-items:center; margin-bottom:14px; background:var(--accent-soft); color:var(--accent); }

/* Two-pillar "what it is" block (partnerships page) */
.pillars { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width:680px){ .pillars { grid-template-columns:1fr; } }
.pillar { background:var(--card); border:1px solid var(--border); border-radius:16px; padding:26px; box-shadow:var(--card-shadow); }
.pillar .ico { width:46px; height:46px; border-radius:12px; display:grid; place-items:center; margin-bottom:14px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2)); color:#fff; box-shadow:0 8px 20px rgba(124,58,237,0.26); }
.pillar h3 { margin:0 0 6px; font-size:1.18rem; font-weight:800; letter-spacing:-0.015em; }
.pillar p { margin:0; color:var(--muted); font-size:0.94rem; line-height:1.55; }

/* Capability rows (partnerships page) */
.cap { display:flex; gap:11px; align-items:flex-start; font-size:0.93rem; line-height:1.5; }
.cap .tick { flex:none; width:21px; height:21px; border-radius:7px; display:grid; place-items:center;
  background:var(--accent-soft); color:var(--accent); font-weight:800; font-size:0.78rem; margin-top:1px; }
.cap strong { font-weight:700; }
.cap span { color:var(--muted); }

/* CTA band */
.cta-band { background:linear-gradient(135deg,var(--navy),var(--navy-soft)); border-radius:20px;
  max-width:1000px; margin:0 auto; padding:44px 40px; text-align:center; color:#fff; }
.cta-band h2 { font-size:clamp(1.45rem,2.6vw,1.95rem); margin:0 0 10px; font-weight:800; letter-spacing:-0.02em; color:#fff; }
.cta-band p { color:#c7d0de; margin:0 0 22px; font-size:1rem; max-width:580px; margin-left:auto; margin-right:auto; }
.cta-band .btn-primary { background:#fff; color:var(--accent-dark); box-shadow:0 10px 26px rgba(0,0,0,0.22); }
.cta-band .btn-primary:hover { background:#f4f0ff; }
.cta-band .btn-secondary { color:#fff; border-color:rgba(255,255,255,0.5); }
.cta-band .btn-secondary:hover { background:rgba(255,255,255,0.1); border-color:#fff; }

/* Footer */
footer { background:var(--navy); border-top:1px solid rgba(255,255,255,0.08); padding:44px 0 30px; color:#cfd6e2; margin-top:40px; }
.footer-inner { display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap; }
.footer-brand { font-weight:700; display:inline-flex; align-items:center; gap:9px; color:#f3f5f9; text-decoration:none; }
.footer-brand .logo { display:inline-grid; place-items:center; width:26px; height:26px; border-radius:7px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2)); color:#fff; }
.footer-links { display:flex; gap:20px; flex-wrap:wrap; }
.footer-links a { color:#c7d0de; text-decoration:none; font-size:0.92rem; }
.footer-links a:hover { color:#fff; }
.footer-copy { color:#8b97a9; font-size:0.85rem; margin-top:18px; }

/* Copy-to-clipboard toast */
#toast { position:fixed; left:50%; bottom:26px; transform:translateX(-50%) translateY(12px);
  background:#16121f; color:#fff; padding:12px 18px; border-radius:10px; font-size:0.92rem; font-weight:600;
  box-shadow:0 12px 30px rgba(0,0,0,0.25); opacity:0; visibility:hidden; transition:opacity .2s, transform .2s;
  z-index:200; max-width:90vw; text-align:center; }
#toast.on { opacity:1; visibility:visible; transform:translateX(-50%) translateY(0); }