/* ===== Zentitech shared styles (detail pages) ===== */
:root{
  --ink:#1d1d1f;
  --muted:#6e6e73;
  --bg:#ffffff;
  --bg2:#f5f5f7;
  --line:#d2d2d7;
  --accent:#0071e3;
  --accent-press:#0058b8;
  --navy:#1e3050;
  --teal:#3bbccd;
  --nav-h:48px;
  --maxw:820px;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue",Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;line-height:1.47;
}
a{color:var(--accent);text-decoration:none;transition:opacity .2s ease,color .2s ease}
a:hover{text-decoration:underline}

/* ---- Page transitions ---- */
body{animation:pagein .5s ease both}
@keyframes pagein{from{opacity:0}to{opacity:1}}
body.pageout{opacity:0;transition:opacity .28s ease}

/* ---- Nav ---- */
.nav{position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:1000;
  background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(0,0,0,.08)}
.nav-inner{max-width:1024px;margin:0 auto;height:100%;padding:0 22px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:9px;font-weight:600;font-size:18px;letter-spacing:-.01em;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand .mark{width:24px;height:24px;border-radius:7px;display:block}
.nav-links{display:flex;align-items:center;gap:26px;overflow-x:auto;scrollbar-width:none}
.nav-links::-webkit-scrollbar{display:none}
.nav-links a{color:var(--ink);font-size:13px;font-weight:400;opacity:.85;white-space:nowrap}
.nav-links a:hover{opacity:1;text-decoration:none}
.nav-links a.cta{color:var(--accent);font-weight:500}

/* ---- Reveal ---- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ---- Page hero ---- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
h1,h2,h3{letter-spacing:-.02em;font-weight:600;line-height:1.08}
.page-hero{padding:calc(var(--nav-h) + 84px) 22px 60px;text-align:center;position:relative;overflow:hidden}
.page-hero .glow{position:absolute;inset:-30% -10% auto -10%;height:80%;z-index:0;pointer-events:none;filter:blur(14px)}
.hero-video .glow{background:radial-gradient(45% 60% at 50% 25%,rgba(0,113,227,.16),transparent 62%)}
.hero-consult .glow{background:radial-gradient(45% 60% at 50% 25%,rgba(125,92,255,.16),transparent 62%)}
.hero-delivery .glow{background:radial-gradient(45% 60% at 50% 25%,rgba(224,138,0,.14),transparent 62%)}
.hero-accel .glow{background:radial-gradient(45% 60% at 50% 25%,rgba(0,163,122,.16),transparent 62%)}
.back{display:inline-block;font-size:14px;margin-bottom:22px;position:relative}
.chapter{font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:14px;position:relative}
.eyebrow{font-size:15px;font-weight:600;letter-spacing:.004em;margin-bottom:10px;position:relative;
  background:linear-gradient(90deg,#0071e3,#7d5cff);-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero h1{font-size:clamp(38px,6.4vw,68px);max-width:16ch;margin:0 auto;position:relative}
.page-hero .lead{font-size:clamp(19px,2.3vw,24px);color:var(--muted);max-width:40ch;margin:22px auto 0;font-weight:400;position:relative}

/* ---- Section ---- */
.section{padding:84px 0}
.section.alt{background:var(--bg2)}
.section h2{font-size:clamp(28px,4vw,42px);margin-bottom:14px;text-align:center}
.section .sub{font-size:19px;color:var(--muted);max-width:44ch;margin:0 auto 48px;text-align:center}

/* ---- Steps (how it works) ---- */
.steps-v{max-width:720px;margin:0 auto;display:flex;flex-direction:column;gap:18px}
.stepc{display:flex;gap:22px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 26px}
.section.alt .stepc{background:#fff}
.stepc .num{flex:0 0 auto;width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:600;font-size:17px;color:#fff;background:var(--navy)}
.stepc .body h3{font-size:20px;margin-bottom:6px;letter-spacing:-.01em}
.stepc .body p{font-size:15.5px;color:var(--muted);line-height:1.55}
.stepc .body .meta{font-size:13px;color:var(--accent);margin-top:8px;font-weight:500}

/* ---- Feature grid ---- */
.grid{max-width:920px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 24px}
.card h3{font-size:18px;margin-bottom:8px;letter-spacing:-.01em}
.card p{font-size:15px;color:var(--muted);line-height:1.5}

/* ---- Checklist ---- */
.checks{max-width:720px;margin:0 auto;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:14px 30px}
.checks li{font-size:16px;padding-left:30px;position:relative;color:var(--ink)}
.checks li::before{content:"";position:absolute;left:0;top:3px;width:18px;height:18px;border-radius:50%;
  background:var(--teal);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 13l4 4L19 7' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 13l4 4L19 7' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}

/* ---- Table ---- */
.tbl{max-width:760px;margin:0 auto;border-collapse:collapse;width:100%;font-size:15px}
.tbl th,.tbl td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{font-weight:600;color:var(--ink)}
.tbl td{color:var(--muted)}
.tbl tr td:first-child{color:var(--ink);font-weight:500;white-space:nowrap}

/* ---- CTA ---- */
.cta-band{padding:110px 0;text-align:center;background:#000;color:#f5f5f7}
.cta-band h2{color:#fff;font-size:clamp(30px,4.4vw,48px);max-width:20ch;margin:0 auto 14px}
.cta-band p{color:#a1a1a6;font-size:19px;max-width:36ch;margin:0 auto 30px}
.btn{display:inline-block;padding:13px 26px;border-radius:980px;font-size:16px;font-weight:500;
  background:var(--accent);color:#fff;transition:background .2s,transform .2s}
.btn:hover{background:var(--accent-press);text-decoration:none;transform:translateY(-1px)}
.btn.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn.ghost:hover{background:rgba(255,255,255,.08)}
.actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---- Footer ---- */
footer{background:var(--bg2);border-top:1px solid var(--line);padding:40px 0;font-size:12px;color:var(--muted)}
.foot-inner{max-width:1024px;margin:0 auto;padding:0 22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px}
.foot-inner a{color:var(--muted)}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}

/* ---- Responsive ---- */
@media(max-width:820px){
  .grid{grid-template-columns:1fr;max-width:460px}
  .checks{grid-template-columns:1fr}
  .section{padding:64px 0}
}
@media(max-width:520px){
  .brand span{display:none}
  .nav-links{gap:18px}
  .stepc{flex-direction:column;gap:12px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{transition:none;opacity:1;transform:none}
}