/* =====================================================================
   CAT IT SOLUTIONS — Design system
   Modern, responsive, accessible. Light default + automatic dark theme.
   ===================================================================== */

:root {
  /* Brand palette */
  --brand-900:#06121f; --brand-800:#0a1f33; --brand-700:#0f3057;
  --brand-600:#12508f; --brand-500:#1a73c7; --brand-400:#3d9be6;
  --accent-500:#00c2a8; --accent-400:#22d3bb;
  --ink-900:#0b1622; --ink-700:#2a3a4d; --ink-500:#586a7e; --ink-300:#8ea0b3;
  --paper:#ffffff; --paper-2:#f4f7fb; --paper-3:#e9eff6;
  --line:#dde5ee; --danger:#e5484d; --ok:#12a150; --star:#f5a623;

  --bg:var(--paper); --surface:var(--paper); --surface-2:var(--paper-2);
  --text:var(--ink-900); --muted:var(--ink-500); --border:var(--line);
  --shadow:0 1px 2px rgba(16,42,74,.06),0 8px 24px rgba(16,42,74,.08);
  --shadow-lg:0 24px 60px rgba(9,30,63,.18);
  --radius:16px; --radius-sm:10px; --maxw:1180px;
  --ff:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --grad:linear-gradient(135deg,var(--brand-700),var(--brand-500) 55%,var(--accent-500));
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:#070e18; --surface:#0d1826; --surface-2:#101f31;
    --text:#eaf1f9; --muted:#93a6bb; --border:#1c2c40;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px rgba(0,0,0,.35);
    --shadow-lg:0 30px 70px rgba(0,0,0,.55);
  }
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--ff);background:var(--bg);color:var(--text);
  line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--brand-500);text-decoration:none}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;font-weight:700;letter-spacing:-.02em}
h2.section-title{font-size:clamp(1.7rem,3.5vw,2.6rem)}
p{margin:0 0 1rem}
.container{max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(1rem,4vw,2rem)}
.section{padding:clamp(3.5rem,8vw,6.5rem) 0}
.eyebrow{color:var(--accent-500);font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;font-size:.8rem;margin-bottom:.7rem;display:block}
.lead{color:var(--muted);font-size:1.08rem;max-width:56ch}
.center{text-align:center;margin-inline:auto}
.center .lead{margin-inline:auto}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-weight:600;
  padding:.85rem 1.5rem;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:.2s transform,.2s box-shadow,.2s background;font-size:.98rem}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:19px;height:19px;flex:none}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(26,115,199,.35)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-500)}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.28);backdrop-filter:blur(6px)}

/* Header / nav */
.site-header{position:sticky;top:0;z-index:50;transition:.3s;
  background:color-mix(in srgb,var(--bg) 82%,transparent);
  backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid transparent}
.site-header.scrolled{border-bottom-color:var(--border);box-shadow:var(--shadow)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:72px}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;font-size:1.12rem;
  color:var(--text);letter-spacing:-.01em}
.brand-logo{height:46px;width:auto;display:block}
.site-footer .brand-logo{height:52px}
.nav-links{display:flex;align-items:center;gap:.35rem;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--text);font-weight:500;padding:.5rem .8rem;border-radius:8px;
  font-size:.95rem;transition:.15s;opacity:.85}
.nav-links a:hover{opacity:1;background:var(--surface-2)}
.has-dropdown{position:relative}
.has-dropdown .caret{font-size:.7rem;opacity:.7}
.dropdown{position:absolute;top:100%;left:0;min-width:230px;background:var(--surface);
  border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-lg);
  padding:.4rem;list-style:none;margin:.4rem 0 0;opacity:0;visibility:hidden;
  transform:translateY(8px);transition:.18s;z-index:60}
.has-dropdown:hover .dropdown,.has-dropdown:focus-within .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown li{margin:0}
.dropdown a{display:block;padding:.6rem .8rem;border-radius:8px;font-size:.92rem;opacity:1}
.dropdown a:hover{background:var(--surface-2);color:var(--brand-500)}
.nav-right{display:flex;align-items:center;gap:.6rem}
.lang-switch{display:flex;border:1px solid var(--border);border-radius:999px;overflow:hidden}
.lang-switch a{padding:.35rem .7rem;font-size:.82rem;font-weight:600;color:var(--muted)}
.lang-switch a.active{background:var(--brand-500);color:#fff}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:.4rem;color:var(--text)}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--brand-900);color:#eaf2fb;
  padding:clamp(5rem,12vw,8.5rem) 0 clamp(4rem,9vw,6.5rem)}
.hero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(60% 60% at 78% 12%,rgba(0,194,168,.22),transparent 60%),
             radial-gradient(50% 55% at 12% 88%,rgba(26,115,199,.32),transparent 60%);
  pointer-events:none}
.hero .grid-bg{position:absolute;inset:0;opacity:.35;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px;mask-image:radial-gradient(70% 70% at 50% 30%,#000,transparent)}
.hero-inner{position:relative;max-width:820px}
.hero h1{font-size:clamp(2.2rem,5.4vw,3.8rem);color:#fff;margin-bottom:1rem}
.hero p{color:#b8ccdf;font-size:1.15rem;max-width:60ch}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.8rem}
.hero-badges{display:flex;gap:1.4rem;flex-wrap:wrap;margin-top:2.4rem;color:#9fb6cc;font-size:.9rem}
.hero-badges span{display:flex;align-items:center;gap:.45rem}
.hero-badges svg{width:18px;height:18px;color:var(--accent-400)}

/* Stats bar */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:-2.5rem;
  position:relative;z-index:5}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:1.4rem;box-shadow:var(--shadow);text-align:center}
.stat .num{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;color:var(--brand-500);letter-spacing:-.02em}
.stat .lbl{color:var(--muted);font-size:.88rem}

/* Cards / services */
.grid{display:grid;gap:1.4rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:1.7rem;box-shadow:var(--shadow);transition:.25s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:color-mix(in srgb,var(--brand-500) 40%,var(--border))}
.card .ico{width:52px;height:52px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,color-mix(in srgb,var(--brand-500) 16%,transparent),color-mix(in srgb,var(--accent-500) 16%,transparent));
  color:var(--brand-500);margin-bottom:1rem}
.card .ico svg{width:26px;height:26px}
.card h3{font-size:1.15rem;margin-bottom:.4rem}
.card p{color:var(--muted);font-size:.96rem;margin:0}
.card .more{margin-top:1rem;font-weight:600;color:var(--brand-500);display:inline-flex;gap:.3rem;align-items:center;font-size:.92rem}

/* About */
.about{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.about-media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);
  aspect-ratio:4/3;background:var(--grad);position:relative;display:grid;place-items:center}
.about-media svg{width:40%;height:40%;color:rgba(255,255,255,.9)}
.feature-list{list-style:none;padding:0;margin:1.4rem 0 0;display:grid;gap:.8rem}
.feature-list li{display:flex;gap:.7rem;align-items:flex-start}
.feature-list .tick{flex:none;width:26px;height:26px;border-radius:50%;background:color-mix(in srgb,var(--accent-500) 18%,transparent);
  color:var(--accent-500);display:grid;place-items:center}
.feature-list .tick svg{width:15px;height:15px}

/* Portfolio */
.portfolio-card{padding:0;overflow:hidden}
.portfolio-card .cover{aspect-ratio:16/10;background:var(--grad);position:relative;display:grid;place-items:center}
.portfolio-card .cover img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.portfolio-card .cover .cat{position:absolute;top:.8rem;left:.8rem;background:rgba(6,18,31,.7);
  color:#fff;font-size:.72rem;font-weight:600;padding:.3rem .7rem;border-radius:999px;letter-spacing:.05em}
.portfolio-card .cover svg{width:56px;height:56px;color:rgba(255,255,255,.85)}
.portfolio-card .body{padding:1.4rem}
.portfolio-card h3{font-size:1.08rem}

/* Testimonials & reviews */
.quote-card{display:flex;flex-direction:column;gap:1rem}
.stars{display:flex;gap:2px;color:var(--star)}
.stars svg{width:18px;height:18px}
.quote-card p{font-style:italic;color:var(--text);margin:0}
.quote-meta{display:flex;align-items:center;gap:.75rem;margin-top:auto}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:700;flex:none}
.quote-meta .who{font-weight:600;font-size:.95rem}
.quote-meta .role{color:var(--muted);font-size:.82rem}
.greview .g-badge{display:inline-flex;align-items:center;gap:.4rem;font-weight:600;font-size:.82rem;color:var(--muted)}
.greview .g-badge b{color:#4285F4}

/* Clients */
.client-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:1rem;align-items:center}
.client-logo{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  height:92px;display:grid;place-items:center;padding:1rem;filter:grayscale(1);opacity:.8;transition:.2s}
.client-logo:hover{filter:none;opacity:1;box-shadow:var(--shadow)}
.client-logo span{font-weight:700;color:var(--muted);text-align:center;font-size:.95rem}
.client-logo img{max-height:100%;object-fit:contain}

/* Contact */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2rem,5vw,3.5rem)}
.contact-info{display:grid;gap:1.2rem;align-content:start}
.contact-item{display:flex;gap:.9rem;align-items:flex-start}
.contact-item .ico{flex:none;width:44px;height:44px;border-radius:12px;background:var(--surface-2);
  color:var(--brand-500);display:grid;place-items:center;border:1px solid var(--border)}
.contact-item .ico svg{width:20px;height:20px}
.contact-item .k{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.contact-item .v{font-weight:600}
.form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:clamp(1.4rem,3vw,2rem);box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field{margin-bottom:1rem}
.field label{display:block;font-size:.85rem;font-weight:600;margin-bottom:.35rem}
.field input,.field textarea,.field select{width:100%;padding:.8rem .9rem;border:1px solid var(--border);
  border-radius:var(--radius-sm);background:var(--bg);color:var(--text);font:inherit;transition:.15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brand-500);
  box-shadow:0 0 0 3px color-mix(in srgb,var(--brand-500) 22%,transparent)}
.field textarea{resize:vertical;min-height:130px}
.honeypot{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.alert{padding:.85rem 1rem;border-radius:var(--radius-sm);margin-bottom:1rem;font-size:.92rem}
.alert-ok{background:color-mix(in srgb,var(--ok) 14%,transparent);color:var(--ok);border:1px solid color-mix(in srgb,var(--ok) 40%,transparent)}
.alert-err{background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger);border:1px solid color-mix(in srgb,var(--danger) 40%,transparent)}

/* Footer */
.site-footer{background:var(--brand-900);color:#b8ccdf;padding:3.5rem 0 1.5rem;margin-top:2rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem}
.site-footer h4{color:#fff;font-size:.95rem;letter-spacing:.04em;margin-bottom:1rem}
.site-footer a{color:#b8ccdf;font-size:.92rem;display:block;padding:.2rem 0}
.site-footer a:hover{color:#fff}
.footer-brand .brand{color:#fff}
.footer-brand p{color:#8ba7c2;font-size:.92rem;max-width:34ch}
.socials{display:flex;gap:.6rem;margin-top:1rem}
.socials a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.08);
  display:grid;place-items:center;color:#cfe0f0}
.socials a:hover{background:var(--brand-500);color:#fff}
.socials svg{width:18px;height:18px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:2.5rem;padding-top:1.3rem;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;font-size:.85rem;color:#7f9bb7}

/* ---- UI preview mockups (browser frame + dashboard) ---- */
.mockup{border-radius:14px;overflow:hidden;border:1px solid var(--border);
  box-shadow:var(--shadow-lg);background:#0d1826}
.mockup .bar{display:flex;align-items:center;gap:.5rem;padding:.6rem .9rem;background:#0a1521;border-bottom:1px solid #1c2c40}
.mockup .bar i{width:11px;height:11px;border-radius:50%;background:#33465e;display:block}
.mockup .bar i:nth-child(1){background:#ff5f57}.mockup .bar i:nth-child(2){background:#febc2e}.mockup .bar i:nth-child(3){background:#28c840}
.mockup .bar .url{margin-left:.6rem;flex:1;background:#132132;border-radius:6px;height:20px;max-width:240px}
.mockup img{width:100%;display:block}
.mock-ui{display:grid;grid-template-columns:150px 1fr;background:#0b1420;color:#e9f0f8;min-height:340px;font-size:12px}
.mock-side{background:#0a1521;border-right:1px solid #17293e;padding:14px 10px;display:flex;flex-direction:column;gap:6px}
.mock-logo{font-weight:800;font-size:13px;color:#fff;margin-bottom:8px}
.mock-logo span{color:var(--accent-400)}
.mock-nav{display:flex;align-items:center;gap:7px;padding:7px 9px;border-radius:7px;color:#8ea6c0}
.mock-nav.on{background:linear-gradient(135deg,rgba(26,115,199,.35),rgba(0,194,168,.2));color:#fff}
.mock-nav b{width:13px;height:13px;border-radius:4px;background:currentColor;opacity:.7;display:block}
.mock-main{padding:16px}
.mock-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.mock-h .t{font-size:15px;font-weight:700;color:#fff}
.mock-h .btn2{background:linear-gradient(135deg,var(--brand-500),var(--accent-500));color:#fff;
  padding:5px 12px;border-radius:6px;font-weight:600;font-size:11px}
.mock-kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.mock-kpi{background:#111f30;border:1px solid #1c2c40;border-radius:9px;padding:10px}
.mock-kpi .n{font-size:19px;font-weight:800;color:#fff}
.mock-kpi .n.g{color:var(--accent-400)}.mock-kpi .n.b{color:var(--brand-400)}
.mock-kpi .l{color:#8ea6c0;font-size:10px;margin-top:2px}
.mock-cols{display:grid;grid-template-columns:1.4fr 1fr;gap:10px}
.mock-card{background:#111f30;border:1px solid #1c2c40;border-radius:9px;padding:12px}
.mock-card .ct{font-size:11px;color:#8ea6c0;margin-bottom:10px;font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.mock-bars{display:flex;align-items:flex-end;gap:8px;height:90px}
.mock-bars span{flex:1;border-radius:4px 4px 0 0;background:linear-gradient(180deg,var(--brand-400),var(--brand-600))}
.mock-bars span:nth-child(even){background:linear-gradient(180deg,var(--accent-400),var(--accent-500))}
.mock-donut{width:96px;height:96px;border-radius:50%;margin:0 auto;
  background:conic-gradient(var(--brand-500) 0 42%,var(--accent-500) 42% 70%,#f5a623 70% 86%,#6d7f95 86% 100%)}
.mock-donut-wrap{position:relative}
.mock-donut::after{content:"";position:absolute;inset:16px;border-radius:50%;background:#111f30}
.mock-rows{display:flex;flex-direction:column;gap:8px}
.mock-row{display:flex;align-items:center;gap:8px}
.mock-av{width:22px;height:22px;border-radius:50%;background:linear-gradient(135deg,var(--brand-500),var(--accent-500));flex:none}
.mock-row .ln{height:8px;border-radius:4px;background:#22344c;flex:1}
.mock-row .ln.s{max-width:60%}
.mock-pill{font-size:9px;padding:2px 7px;border-radius:999px;background:rgba(0,194,168,.2);color:var(--accent-400);font-weight:600}
.mock-cal{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.mock-cal i{aspect-ratio:1;border-radius:4px;background:#17293e;display:block}
.mock-cal i.on{background:linear-gradient(135deg,var(--brand-500),var(--accent-500))}
.mock-cal i.mut{opacity:.4}
@media (max-width:620px){
  .mock-ui{grid-template-columns:1fr}.mock-side{display:none}
  .mock-kpis{grid-template-columns:repeat(3,1fr)}.mock-cols{grid-template-columns:1fr}
}

/* Platform page hero split */
.pf-hero{position:relative;overflow:hidden;background:var(--brand-900);color:#eaf2fb;padding:clamp(6rem,10vw,8rem) 0 clamp(3rem,6vw,4.5rem)}
.pf-hero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(60% 60% at 85% 15%,rgba(0,194,168,.18),transparent 60%),
             radial-gradient(50% 55% at 5% 90%,rgba(26,115,199,.28),transparent 60%);pointer-events:none}
.pf-hero-inner{position:relative;display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(2rem,5vw,3.5rem);align-items:center}
.pf-hero h1{font-size:clamp(1.9rem,4.6vw,3rem);color:#fff;margin-bottom:1rem}
.pf-hero p{color:#b8ccdf;font-size:1.08rem}
.pf-points{list-style:none;padding:0;margin:1.4rem 0 0;display:grid;gap:.6rem}
.pf-points li{display:flex;gap:.6rem;align-items:center;color:#cfe0f0;font-size:.95rem}
.pf-points svg{width:18px;height:18px;color:var(--accent-400);flex:none}
.platform-cards{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem}
.psol-card{display:flex;flex-direction:column;overflow:hidden;padding:0}
.psol-card .thumb{aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid var(--border)}
.psol-card .thumb .mockup{border-radius:0;border:0;box-shadow:none;height:100%}
.psol-card .thumb .mock-ui{min-height:0;height:100%}
.psol-card .pc-body{padding:1.5rem}
.psol-card .pc-body h3{font-size:1.25rem}
@media (max-width:900px){.pf-hero-inner{grid-template-columns:1fr}.platform-cards{grid-template-columns:1fr}}

/* Solutions page */
.subhero{position:relative;overflow:hidden;background:var(--brand-900);color:#eaf2fb;
  padding:clamp(6rem,10vw,8rem) 0 clamp(3rem,6vw,4.5rem)}
.subhero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(60% 60% at 80% 10%,rgba(0,194,168,.2),transparent 60%),
             radial-gradient(50% 55% at 10% 90%,rgba(26,115,199,.3),transparent 60%);pointer-events:none}
.subhero .container{position:relative;max-width:820px}
.subhero h1{font-size:clamp(2rem,5vw,3.2rem);color:#fff;margin-bottom:1rem}
.subhero p{color:#b8ccdf;font-size:1.12rem;max-width:60ch}
.pill-modular{display:inline-flex;align-items:center;gap:.45rem;background:color-mix(in srgb,var(--accent-500) 16%,transparent);
  color:var(--accent-500);font-weight:600;font-size:.82rem;padding:.35rem .8rem;border-radius:999px;margin-bottom:1rem}
.pill-modular svg{width:16px;height:16px}
.platform-head{margin-bottom:2.4rem;max-width:760px}
.modules-label{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);
  margin:0 0 1.2rem;font-weight:600}
.custom-cta{text-align:center;max-width:720px;margin-inline:auto;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);padding:clamp(2rem,5vw,3.5rem);box-shadow:var(--shadow)}
.custom-cta .ico-lg{width:64px;height:64px;margin:0 auto 1.2rem;border-radius:16px;display:grid;place-items:center;
  background:var(--grad);color:#fff}
.custom-cta .ico-lg svg{width:32px;height:32px}
.custom-cta .lead{margin-inline:auto}

/* Quote modal */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:flex-start;justify-content:center;
  padding:clamp(1rem,4vw,3rem) 1rem;overflow-y:auto}
.modal.open{display:flex}
.modal-backdrop{position:fixed;inset:0;background:rgba(4,10,18,.72);backdrop-filter:blur(4px)}
.modal-dialog{position:relative;width:100%;max-width:640px;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);
  padding:clamp(1.4rem,3vw,2.2rem);margin:auto;animation:modalIn .25s cubic-bezier(.2,.7,.2,1)}
@keyframes modalIn{from{opacity:0;transform:translateY(24px) scale(.98)}to{opacity:1;transform:none}}
.modal-close{position:absolute;top:.8rem;right:.9rem;width:38px;height:38px;border-radius:10px;
  border:1px solid var(--border);background:var(--surface-2);color:var(--muted);font-size:1.5rem;
  line-height:1;cursor:pointer;transition:.15s}
.modal-close:hover{color:var(--text);border-color:var(--brand-500)}
.modal-head{margin-bottom:1.2rem;padding-right:2.5rem}
.modal-head h2{font-size:clamp(1.4rem,3vw,1.9rem);margin:.1rem 0 .4rem}
.modal-head p{color:var(--muted);margin:0;font-size:.96rem}
.seg{display:flex;gap:.5rem;flex-wrap:wrap}
.seg-opt{flex:1;min-width:140px;position:relative;cursor:pointer}
.seg-opt input{position:absolute;opacity:0;inset:0;cursor:pointer}
.seg-opt span{display:block;text-align:center;padding:.7rem 1rem;border:1px solid var(--border);
  border-radius:var(--radius-sm);font-weight:600;font-size:.95rem;transition:.15s;color:var(--muted)}
.seg-opt input:checked + span{border-color:var(--brand-500);color:var(--brand-500);
  background:color-mix(in srgb,var(--brand-500) 10%,transparent)}
.seg-opt input:focus-visible + span{box-shadow:0 0 0 3px color-mix(in srgb,var(--brand-500) 25%,transparent)}
body.modal-open{overflow:hidden}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(24px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* Responsive */
@media (max-width:980px){
  .about{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .client-wall{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:760px){
  .nav-links{position:fixed;inset:72px 0 auto 0;flex-direction:column;background:var(--surface);
    border-bottom:1px solid var(--border);padding:1rem;gap:.2rem;transform:translateY(-140%);
    transition:.3s;box-shadow:var(--shadow-lg)}
  .nav-links.open{transform:none}
  .nav-links a{padding:.8rem;border-radius:8px}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;
    border:0;background:transparent;padding:0 0 0 1rem;margin:0}
  .has-dropdown .caret{display:none}
  .nav-toggle{display:block}
  .stats{grid-template-columns:repeat(2,1fr);margin-top:1.5rem}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .client-wall{grid-template-columns:repeat(2,1fr)}
  .footer-bottom{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important;transition:none!important;animation:none!important}
  .reveal{opacity:1;transform:none}
}