/* Sahasra — YC-style accelerator/fund, Sahasra logo palette */
:root{
  --navy:#1a1a4e;
  --indigo:#26257a;
  --purple:#6a2cd4;
  --violet:#7c3aed;
  --royal:#2563eb;
  --blue:#1e7fe8;
  --accent:#6a2cd4;          /* primary accent (YC uses orange; we use brand purple) */
  --accent-2:#1e7fe8;
  --ink:#16162a;
  --slate:#5a5a72;
  --line:#e9e9f1;
  --bg:#ffffff;
  --bg-soft:#f6f5fb;
  --bg-accent:#f0ecfb;
  --grad:linear-gradient(120deg,var(--navy),var(--purple) 55%,var(--blue));
  --grad-text:linear-gradient(100deg,var(--royal),var(--purple));
  --maxw:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.grad-text{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.serif{font-family:Georgia,'Times New Roman',serif}

/* ---------- Nav ---------- */
.nav{position:sticky;top:0;z-index:60;background:#fff;color:var(--ink);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.1rem;color:var(--ink)}
.brand-mark{width:30px;height:30px;border-radius:7px;background:var(--accent);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:900;font-size:1.05rem}
.brand-logo{height:98px;width:auto;display:block}
.brand-logo-footer{height:100px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{font-size:.92rem;font-weight:600;color:var(--violet)}
.nav-links a:hover{color:var(--accent);text-decoration:underline}
.nav-cta{background:var(--accent);color:#fff!important;padding:8px 18px;border-radius:6px;font-weight:700!important}
.nav-cta:hover{background:var(--violet);text-decoration:none!important}
.menu-btn{display:none;background:none;border:0;color:var(--accent);font-size:1.5rem;cursor:pointer}

/* ---------- Buttons ---------- */
.btn{display:inline-block;padding:13px 28px;border-radius:7px;font-weight:600;font-size:.97rem;cursor:pointer;border:0;transition:.15s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--violet)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-lg{padding:15px 36px;font-size:1.04rem}

/* ---------- Hero ---------- */
.hero{background:var(--accent);color:#fff;padding:72px 0 88px;position:relative;overflow:hidden}
.hero h1{font-size:clamp(2.6rem,6vw,4.6rem);line-height:1.02;letter-spacing:-.03em;font-weight:800;max-width:14ch}
.hero .sub{margin-top:22px;font-size:clamp(1.05rem,2vw,1.3rem);max-width:54ch;color:rgba(255,255,255,.92)}
.hero .hero-actions{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.hero .btn-ghost{background:#fff;border:0;color:var(--accent)}
.hero .btn-outline{background:transparent;border:1.5px solid rgba(255,255,255,.6);color:#fff}
.hero .btn-outline:hover{background:rgba(255,255,255,.12)}
.hero .footnote{margin-top:40px;font-size:.82rem;color:rgba(255,255,255,.7);max-width:60ch;font-style:italic}

/* ---------- Logo wall (acquired/public outcomes) ---------- */
.logowall{background:#fff;border-bottom:1px solid var(--line);padding:34px 0}
.logowall .row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.chip{display:flex;align-items:center;gap:10px;padding:10px 16px;border:1px solid var(--line);border-radius:8px;font-weight:600;font-size:.9rem}
.chip .sq{width:26px;height:26px;border-radius:6px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.85rem}
.chip small{color:var(--slate);font-weight:500}

/* ---------- Sections ---------- */
section.block{padding:84px 0}
.alt{background:var(--bg-soft)}
.section-head{max-width:720px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head .tag{font-size:.78rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.section-head h2{font-size:clamp(1.9rem,4vw,2.9rem);letter-spacing:-.02em;margin:10px 0 12px;font-weight:800;line-height:1.08}
.section-head p{color:var(--slate);font-size:1.1rem}

/* model statement */
.model{max-width:780px;margin:0 auto;text-align:center}
.model p{font-size:clamp(1.15rem,2.4vw,1.5rem);line-height:1.5;color:var(--ink)}
.model p+p{margin-top:20px;font-size:1.05rem;color:var(--slate)}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.feature{padding:30px;border:1px solid var(--line);border-radius:12px;background:#fff;transition:.2s}
.feature:hover{border-color:var(--accent);transform:translateY(-3px)}
.feature .ico{width:44px;height:44px;border-radius:10px;background:var(--bg-accent);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:800;margin-bottom:16px}
.feature h3{font-size:1.18rem;margin-bottom:8px}
.feature p{color:var(--slate);font-size:.97rem}

/* company card */
.co-card{padding:24px;border:1px solid var(--line);border-radius:12px;background:#fff;transition:.2s}
.co-card:hover{box-shadow:0 12px 36px rgba(26,26,78,.10);transform:translateY(-3px)}
.co-top{display:flex;align-items:center;gap:13px;margin-bottom:14px}
.co-logo{width:46px;height:46px;border-radius:10px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.3rem;flex:none}
.co-card h3{font-size:1.12rem}
.co-meta{font-size:.78rem;color:var(--accent);font-weight:600;text-transform:uppercase;letter-spacing:.03em}
.co-card p{color:var(--slate);font-size:.93rem;margin-top:4px}
.tags{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}
.tag-pill{font-size:.72rem;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--bg-accent);color:var(--accent)}
.tag-pill.alt2{background:#eafaf0;color:#0f9d58}
.tag-pill.alt3{background:#eef3ff;color:var(--royal)}

/* partner card */
.partner{padding:24px;border:1px solid var(--line);border-radius:12px;background:#fff}
.partner .ph{display:flex;align-items:center;gap:13px;margin-bottom:12px}
.partner .av{width:50px;height:50px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;flex:none}
.partner h3{font-size:1.1rem}
.partner .pr{font-size:.85rem;color:var(--accent);font-weight:600}
.partner .prior{font-size:.78rem;color:var(--slate);margin-top:2px}
.partner p{color:var(--slate);font-size:.9rem;margin-top:10px}

/* testimonials */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{padding:28px;border-radius:12px;background:#fff;border:1px solid var(--line)}
.quote .mark{font-size:2.4rem;line-height:.6;color:var(--accent);font-family:Georgia,serif}
.quote p{font-size:1.08rem;margin:8px 0 16px;color:var(--ink)}
.quote .who{font-size:.85rem;color:var(--slate);font-weight:600}

/* knowledge list */
.klist{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.kitem{padding:24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.kitem .kcat{font-size:.74rem;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.05em}
.kitem h4{margin-top:6px;font-size:1.05rem}
.kitem h4 a:hover{color:var(--accent)}

/* essays inline list */
.essays{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.essays a{padding:8px 14px;border:1px solid var(--line);border-radius:7px;font-size:.88rem;font-weight:500}
.essays a:hover{border-color:var(--accent);color:var(--accent)}

/* CTA strip */
.cta{background:var(--accent);color:#fff;border-radius:18px;padding:60px 40px;text-align:center}
.cta h2{font-size:clamp(1.8rem,4vw,2.6rem);letter-spacing:-.02em;margin-bottom:12px}
.cta p{opacity:.92;font-size:1.1rem;max-width:50ch;margin:0 auto 26px}
.cta .btn-ghost{background:#fff;color:var(--accent);border:0}

/* ---------- Forms ---------- */
.form-wrap{max-width:760px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:12px;padding:38px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:8px;font-size:.97rem;font-family:inherit;transition:.2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--accent)}
.field textarea{min-height:120px;resize:vertical}
.alert{padding:14px 18px;border-radius:8px;margin-bottom:22px;font-weight:500}
.alert-ok{background:var(--bg-accent);color:var(--accent);border:1px solid rgba(106,44,212,.25)}
.alert-err{background:#fef2f2;color:#dc2626;border:1px solid #fecaca}

/* page hero (subpages) */
.page-hero{background:var(--accent);color:#fff;padding:64px 0 56px}
.page-hero h1{font-size:clamp(2.1rem,4.5vw,3.4rem);letter-spacing:-.03em;margin-bottom:12px;font-weight:800}
.page-hero p{color:rgba(255,255,255,.9);font-size:1.12rem;max-width:62ch}

/* filter bar */
.filterbar{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:38px}
.filterbar a{padding:8px 18px;border:1px solid var(--line);border-radius:7px;font-size:.88rem;font-weight:500}
.filterbar a.on,.filterbar a:hover{background:var(--accent);color:#fff;border-color:var(--accent)}

/* prose */
.prose{max-width:720px;margin:0 auto}
.prose p{margin-bottom:18px;color:#2e2e44;font-size:1.08rem}
.prose h2{margin:34px 0 12px;font-size:1.5rem}

/* post list */
.post-item{padding:26px 0;border-bottom:1px solid var(--line)}
.post-item .cat{font-size:.76rem;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.05em}
.post-item h3{font-size:1.35rem;margin:7px 0}
.post-item h3 a:hover{color:var(--accent)}
.post-item .meta{color:var(--slate);font-size:.86rem}

/* jobs */
.job{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;border:1px solid var(--line);border-radius:10px;margin-bottom:12px;background:#fff}
.job h3{font-size:1.08rem}
.job .jmeta{color:var(--slate);font-size:.88rem;margin-top:3px}
.job .jright{text-align:right;flex:none}

/* ---------- Footer ---------- */
.footer{background:var(--ink);color:#c9c9dd;padding:60px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}
.footer h4{color:#fff;font-size:.92rem;margin-bottom:14px}
.footer a{display:block;color:#a4a4c2;font-size:.9rem;padding:5px 0}
.footer a:hover{color:#fff}
.footer .brand{margin-bottom:12px}
.footer .desc{color:#9292b2;font-size:.92rem;max-width:30ch}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.84rem;color:#8484a4}

/* responsive */
@media(max-width:960px){
  .grid-3,.grid-4,.quotes,.klist,.footer-grid{grid-template-columns:1fr 1fr}
  .nav-links{position:fixed;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;padding:22px 28px;gap:16px;display:none}
  .nav-links.open{display:flex}
  .menu-btn{display:block}
  .form-row{grid-template-columns:1fr}
}
@media(max-width:600px){
  .grid-3,.grid-4,.grid-2,.quotes,.klist,.footer-grid{grid-template-columns:1fr}
  .kitem{border-right:0}
  .job{flex-direction:column;align-items:flex-start}
}