@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300..800&family=Playfair+Display:wght@500;700&display=swap');

:root{
  --bg:#F8FAFC; /* background */
  --text:#0B1220; /* text primary */
  --muted:#94A3B8; /* secondary */
  --line:#E2E8F0; /* border */
  --primary:#0C1220; /* obsidian */
  --primary-900:#070B14; /* darker hover */
  --accent:#3B82F6; /* royal blue */
  --accent-600:#2563EB; /* royal blue hover */
  --surface:#FFFFFF; /* cards/nav dropdowns */
  --radius:12px;
  --shadow:0 6px 24px rgba(15,27,45,0.08);
  --shadow-sm:0 2px 10px rgba(15,27,45,0.06);
  --space:clamp(12px, 1.2vw, 16px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI",
    Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text); background:var(--bg); line-height:1.5;
}
/* Professional typography: serif display for headings, clean sans for body */
h1,h2,h3,.hero-title,.page-title{
  font-family: "Playfair Display", Georgia, "Times New Roman", Times, serif;
  font-weight:700;
  letter-spacing:0;
}
img{max-width:100%; display:block}
.container{max-width:1120px; margin:0 auto; padding:0 20px}
.muted{color:var(--muted)}
/* Header */
.site-header{position:sticky; top:0; z-index:50; background:var(--primary); border-bottom:1px solid transparent; box-shadow:0 1px 0 rgba(255,255,255,0.06), 0 10px 24px rgba(0,0,0,0.14)}
.header-inner{display:flex; align-items:center; justify-content:space-between; height:64px}
.brand{display:flex; align-items:center; gap:10px; text-decoration:none; color:#fff; font-weight:600; white-space:nowrap}
.brand-mark{display:grid; place-items:center; width:36px; height:36px; border-radius:10px; background:var(--primary); color:#fff; font-size:14px; letter-spacing:.5px}
.brand-name{font-weight:700; display:none}
.nav-toggle{display:none; width:40px; height:40px; background:transparent; border:none; padding:4px; border-radius:10px}
.nav-toggle .bar{display:block; height:2px; background:#fff; margin:7px 6px; transition:transform .3s ease}
.nav{flex:1; margin-left:16px}
.nav-menu{display:flex; gap:12px; align-items:center; list-style:none; padding:0; margin:0; flex-wrap:nowrap; overflow-x:auto; -webkit-overflow-scrolling:touch; scrollbar-width:none}
.nav-menu::-webkit-scrollbar{display:none}
.nav-menu a{color:#fff; text-decoration:none; padding:8px 14px; border-radius:9999px; white-space:nowrap; font-size:14px; border:1px solid transparent; transition:background .2s ease, box-shadow .2s ease, border-color .2s ease}
.site-header .nav-menu a:hover{background:rgba(255,255,255,0.10); border-color:rgba(255,255,255,0.12)}
.site-header .nav-menu a[aria-current="page"]{background:rgba(255,255,255,0.14); border-color:rgba(255,255,255,0.16); box-shadow:inset 0 -1px 0 rgba(255,255,255,0.06), 0 4px 10px rgba(0,0,0,0.18)}
.site-header .nav-menu a:focus-visible{outline:0; box-shadow:0 0 0 2px var(--accent), 0 4px 10px rgba(0,0,0,0.18)}

/* Dropdown (Founders) */
.nav-menu li.has-dropdown{position:relative}
.dropdown-toggle{appearance:none; background:transparent; border:1px solid transparent; color:#fff; font:inherit; padding:8px 14px; border-radius:9999px; cursor:pointer; display:flex; align-items:center; gap:8px; transition:background .2s ease, border-color .2s ease, box-shadow .2s ease}
.dropdown-toggle::after{content:""; width:0; height:0; border-left:5px solid transparent; border-right:5px solid transparent; border-top:6px solid rgba(255,255,255,0.9); transition:transform .2s ease}
.dropdown-toggle:hover{background:rgba(255,255,255,0.10); border-color:rgba(255,255,255,0.12)}
.dropdown-toggle[aria-expanded="true"]{background:rgba(255,255,255,0.14); border-color:rgba(255,255,255,0.16)}
.dropdown-toggle[aria-expanded="true"]::after{transform:rotate(180deg)}
.submenu{position:absolute; top:calc(100% + 8px); left:0; min-width:240px; background:#fff; border:1px solid var(--line); border-radius:16px; padding:8px 0; box-shadow:0 24px 60px rgba(10,18,32,0.18), 0 8px 18px rgba(10,18,32,0.10); display:none; z-index:1000}
.submenu.open{display:block}
.submenu a{display:block; padding:12px 14px; border-radius:10px; color:var(--accent); text-align:center; font-weight:700}
.submenu a:hover{background:var(--surface)}

/* Mobile dropdown behavior */
@media (max-width:900px){
  .submenu{position:static; display:none; background:transparent; border:none; box-shadow:none; padding:0; margin-left:8px}
  .submenu a{color:var(--text); padding:8px 10px}
  .submenu.open{display:block}
}
/* Ensure desktop nav doesn't clip dropdowns */
@media (min-width:901px){
  .nav-menu{overflow:visible; overflow-x:visible}
}
@media (max-width:900px){
  .nav-toggle{display:block}
  .nav-menu{
    position:fixed; inset:auto 0 0 0; top:64px; background:var(--surface);
    flex-direction:column; padding:16px; transform:translateY(8px); opacity:0; pointer-events:none;
    border-top:1px solid var(--line);
  }
  .nav-menu.is-open{transform:translateY(0); opacity:1; pointer-events:auto}
  .nav-menu a{color:var(--text)}
  .nav-menu a[aria-current="page"], .nav-menu a:hover{background:var(--surface); box-shadow:var(--shadow-sm)}
  /* Make Founders dropdown toggle readable on mobile */
  .dropdown-toggle{color:var(--text)}
  .dropdown-toggle::after{border-top-color:var(--text)}
  .dropdown-toggle:hover,
  .dropdown-toggle[aria-expanded="true"]{
    background:var(--surface);
    border-color:var(--line);
    box-shadow:var(--shadow-sm);
  }
}
/* Hero */
.hero{padding:72px 0}
.grid-2{display:grid; grid-template-columns:1.1fr .9fr; gap:40px; align-items:center}
@media (max-width:900px){.grid-2{grid-template-columns:1fr}}
.hero-title{font-size:clamp(32px, 5vw, 48px); line-height:1.1; margin:0 0 8px}
.lead{font-size:18px; color:var(--muted); margin:0 0 20px}
.cta-row{display:flex; gap:12px; flex-wrap:wrap}
.btn{display:inline-block; padding:12px 16px; border-radius:10px; text-decoration:none; font-weight:600; transition:transform .12s ease, box-shadow .12s ease}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent); color:#fff; box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--accent-600)}
.btn-ghost{background:transparent; color:var(--accent); border:1px solid var(--line)}
.placeholder-photo{background:linear-gradient(180deg,#f4f7fb, #eef3f9); border:1px solid var(--line); border-radius:16px; min-height:280px; box-shadow:var(--shadow)}
.hero-photo{width:100%; border-radius:16px; box-shadow:var(--shadow); border:1px solid var(--line); object-fit:cover}
/* Portrait variant for founder photos */
.hero-photo--portrait{aspect-ratio:3/4; max-height:clamp(420px, 72vh, 760px); object-position:center top}
/* Features */
.section-head{margin-bottom:10px}
.features{padding:24px 0 56px}
.cards{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
@media (max-width:980px){.cards{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.cards{grid-template-columns:1fr}}
.card{background:#fff; border:1px solid var(--line); border-radius:14px; padding:18px; box-shadow:var(--shadow-sm)}
.card h3{margin:8px 0}
.card .icon{font-size:22px}
.card-link{display:inline-block; margin-top:6px; color:var(--accent); text-decoration:none}
/* Logos */
.clients-band{padding:32px 0 48px; background:var(--surface); border-top:1px solid var(--line); border-bottom:1px solid var(--line)}
.band{display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap}
.logo-row{display:flex; gap:10px; flex-wrap:wrap}
.logo-pill{border:1px solid var(--line); background:#fff; color:var(--muted); padding:10px 14px; border-radius:999px; box-shadow:var(--shadow-sm)}
/* Contact section */
.contact-band{background:var(--primary); padding:36px 0; border-top:1px solid rgba(255,255,255,.08); border-bottom:1px solid rgba(0,0,0,.06)}
.contact-email{color:var(--accent); text-decoration:none; font-weight:600}
.contact-alt{padding:28px 0 48px}
.contact-form-block{background:var(--surface); border:1px solid var(--line); border-radius:14px; padding:18px; box-shadow:var(--shadow-sm)}
.field{display:flex; flex-direction:column; gap:6px; margin-bottom:14px}
.field .label{font-size:14px; color:var(--muted)}
.field input,.field select{width:100%; padding:12px 10px; border-radius:8px; border:1px solid var(--line); background:#fff; color:var(--text); outline:none}
.field input:focus,.field select:focus{border-color:var(--accent); box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent)}
.phone-row{flex-direction:row; align-items:center; gap:10px}
.btn-wide{width:100%; margin-top:10px}
.sr-only{position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0}
/* Content sections */
.section{padding:48px 0}
.kicker{letter-spacing:.12em; text-transform:uppercase; color:var(--muted); font-size:12px; font-weight:700}
.page-title{margin:6px 0 8px; font-size:clamp(28px,4.5vw,40px)}
.prose{max-width:72ch}
.block{background:#fff; border:1px solid var(--line); border-radius:14px; padding:18px; box-shadow:var(--shadow-sm)}
/* Footer */
.site-footer{border-top:1px solid var(--line); padding:18px 0; background:#fff}
.footer-inner{display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap}
.foot-links{display:flex; gap:14px}
.foot-links a{text-decoration:none; color:var(--muted)}
.managed-by{color:var(--muted)}
.managed-by a{color:inherit; text-decoration:none}
.managed-by a:hover{text-decoration:underline}

/* Founders dropdown (on founders page) */
.founders-dropdown{margin-top:14px; width:min(320px, 100%)}
.founders-dropdown summary{background:var(--primary); color:#fff; padding:10px 14px; border-radius:12px; cursor:pointer; user-select:none; font-weight:700; letter-spacing:.02em; list-style:none}
.founders-dropdown summary::-webkit-details-marker{display:none}
.founders-dropdown summary::after{content:""; float:right; width:0; height:0; margin-top:8px; border-left:6px solid transparent; border-right:6px solid transparent; border-top:7px solid rgba(255,255,255,0.9); transition:transform .2s ease}
.founders-dropdown[open] summary{border-bottom-left-radius:0; border-bottom-right-radius:0}
.founders-dropdown[open] summary::after{transform:rotate(180deg)}
.founders-dropdown .dropdown-panel{background:#fff; border:1px solid var(--line); border-top:none; border-bottom-left-radius:12px; border-bottom-right-radius:12px; padding:6px 0; box-shadow:0 18px 40px rgba(0,0,0,0.08)}
.founders-dropdown .dropdown-panel a{display:block; text-align:center; padding:12px 14px; color:var(--accent); text-decoration:none; font-weight:700; border-radius:8px; margin:2px 8px}
.founders-dropdown .dropdown-panel a:hover{background:var(--surface)}
/* Animations */
.reveal{opacity:0; transform:translateY(16px)}
.reveal.show{opacity:1; transform:none; transition:opacity 500ms ease, transform 500ms ease}
@media (prefers-reduced-motion:reduce){.reveal,.reveal.show{opacity:1; transform:none; transition:none}}