/* SentryOptic — global styles */
:root{
  --bg:#070d1c; --bg2:#0b1526; --card:#0e1a2f; --card2:#101f38;
  --line:rgba(160,190,255,.13); --line2:rgba(160,190,255,.22);
  --text:#eaf1fd; --muted:#a2b3cc; --muted2:#7e8fa9;
  --accent:#34e0bd; --accent2:#19c99f; --accent-glow:rgba(52,224,189,.16);
  --navy:#101524; --radius:16px;
  --font-h:'Outfit',sans-serif; --font-b:'DM Sans',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-b);font-size:16.5px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-h);font-weight:600;line-height:1.15;letter-spacing:-.01em}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.accent{color:var(--accent)}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;background:rgba(6,11,22,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:18px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{height:38px;width:auto}
.brand .word{font-family:var(--font-h);font-weight:700;font-size:1.32rem;letter-spacing:-.02em;color:#fff}
.brand .word b{color:var(--accent);font-weight:700}
.brand small{display:block;font-size:.6rem;letter-spacing:.14em;color:var(--muted2);font-weight:500;margin-top:-2px}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none}
.nav-links a{font-size:.85rem;color:var(--muted);padding:8px 10px;border-radius:8px;white-space:nowrap;transition:color .15s,background .15s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-links a.active{color:var(--accent)}
.nav-cta{display:flex;align-items:center;gap:12px;flex-shrink:0}
.lang-switch{display:flex;border:1px solid var(--line2);border-radius:8px;overflow:hidden;font-size:.78rem}
.lang-switch a{padding:5px 10px;color:var(--muted)}
.lang-switch a.on{background:var(--accent);color:var(--navy);font-weight:700}
.btn{display:inline-block;font-family:var(--font-h);font-weight:600;font-size:.92rem;padding:11px 22px;border-radius:10px;transition:transform .15s,box-shadow .15s,background .15s;cursor:pointer;border:0}
.btn-primary{background:var(--accent);color:var(--navy)}
.btn-primary:hover{background:#4dedd0;transform:translateY(-1px);box-shadow:0 8px 28px var(--accent-glow)}
.btn-ghost{border:1px solid var(--line2);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.hamburger{display:none;background:none;border:1px solid var(--line2);border-radius:8px;color:var(--text);font-size:1.25rem;width:42px;height:42px;cursor:pointer}

/* ---------- hero ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;padding:150px 0 90px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,20,.86) 0%,rgba(5,10,20,.72) 45%,var(--bg) 100%)}
.hero-inner{position:relative;z-index:2;text-align:center;max-width:900px;margin:0 auto}
.chip{display:inline-block;font-family:var(--font-h);font-size:.75rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);border:1px solid rgba(52,224,189,.35);background:rgba(52,224,189,.08);padding:7px 16px;border-radius:999px;margin-bottom:26px}
.hero h1{font-size:clamp(2.5rem,5.4vw,4.1rem);font-weight:700;color:#fff}
.hero h1 span{background:linear-gradient(90deg,var(--accent),#7df3d9);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{font-size:clamp(1.02rem,1.6vw,1.25rem);color:var(--muted);margin:22px auto 36px;max-width:640px}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-cards{position:relative;z-index:2;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:76px}
.hero-card{background:rgba(12,22,40,.72);backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;text-align:left;transition:border-color .2s,transform .2s}
.hero-card:hover{border-color:rgba(52,224,189,.45);transform:translateY(-3px)}
.hero-card .ico{width:42px;height:42px;border-radius:10px;background:var(--accent-glow);display:flex;align-items:center;justify-content:center;margin-bottom:14px;color:var(--accent)}
.hero-card h3{font-size:1.06rem;margin-bottom:8px;color:#fff}
.hero-card p{font-size:.9rem;color:var(--muted)}

/* ---------- sections ---------- */
.section{padding:96px 0}
.section.alt{background:var(--bg2)}
.sec-head{max-width:760px;margin:0 auto 60px;text-align:center}
.sec-head.left{text-align:left;margin:0 0 44px}
.kicker{font-family:var(--font-h);font-size:.74rem;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.sec-head h2{font-size:clamp(1.7rem,3.2vw,2.5rem);color:#fff}
.sec-head p{color:var(--muted);margin-top:16px;font-size:1.02rem}
.row{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.row+.row{margin-top:96px}
.row .txt h2,.row .txt h3{font-size:clamp(1.45rem,2.6vw,2.05rem);color:#fff;margin-bottom:18px}
.row .txt p{color:var(--muted);margin-bottom:14px}
.row .txt p:last-child{margin-bottom:0}
.frame{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:0 24px 70px rgba(0,0,0,.45);background:var(--card)}
.frame img{width:100%;height:auto;max-height:640px;object-fit:contain}
.frame.crop{aspect-ratio:20/9}
.frame.crop img{width:100%;height:100%;max-height:none;object-fit:cover;object-position:top center}

/* checklist */
.checks{list-style:none;margin-top:22px;display:grid;gap:12px}
.checks li{position:relative;padding-left:34px;color:var(--text);font-size:.97rem}
.checks li::before{content:'';position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:6px;background:var(--accent-glow);border:1px solid rgba(52,224,189,.4)}
.checks li::after{content:'✓';position:absolute;left:4px;top:1px;color:var(--accent);font-size:.8rem;font-weight:700}

/* card grid */
.grid{display:grid;gap:22px}
.grid.c2{grid-template-columns:repeat(2,1fr);gap:28px}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .35s cubic-bezier(.2,.7,.3,1),border-color .35s,box-shadow .35s}
.card:hover{transform:translateY(-6px);border-color:rgba(52,224,189,.45);box-shadow:0 22px 54px rgba(0,0,0,.5),0 0 0 1px rgba(52,224,189,.14)}
.card .thumb{aspect-ratio:4/3;overflow:hidden;background:var(--card2);display:flex;align-items:center;justify-content:center;padding:12px}
.card .thumb img{width:100%;height:100%;object-fit:contain;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
.card:hover .thumb img{transform:scale(1.025)}
.card .body{padding:20px 22px 24px}
.card h3{font-size:1.04rem;color:#fff;margin-bottom:8px}
.card p{font-size:.88rem;color:var(--muted)}
.card.sq .thumb{aspect-ratio:1/1}
/* showcase: large readable image cards */
.showcase .card .thumb{aspect-ratio:auto;background:#fff;padding:0;display:block}
.showcase .card .thumb img{width:100%;height:auto;object-fit:contain;display:block}
.showcase .card .body{border-top:1px solid var(--line);background:linear-gradient(180deg,var(--card2),var(--card))}
.showcase .card h3{font-size:1.14rem;margin-bottom:0}
/* reveal on scroll */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* stat band */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;text-align:center}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:34px 22px}
.stat .num{font-family:var(--font-h);font-size:2.4rem;font-weight:700;color:var(--accent)}
.stat p{color:var(--muted);font-size:.92rem;margin-top:8px}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:19px 24px;font-family:var(--font-h);font-weight:600;font-size:1rem;color:#fff}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:1.4rem;color:var(--accent);transition:transform .2s;flex-shrink:0}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 24px 20px;color:var(--muted);font-size:.95rem}

/* CTA band */
.cta{position:relative;padding:110px 0;overflow:hidden;text-align:center}
.cta-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.cta-bg::after{content:'';position:absolute;inset:0;background:rgba(5,10,20,.84)}
.cta .container{position:relative;z-index:2}
.cta h2{font-size:clamp(1.7rem,3.4vw,2.6rem);color:#fff;max-width:760px;margin:0 auto 14px}
.cta p{color:var(--muted);font-size:1.05rem;margin-bottom:34px}

/* ---------- footer ---------- */
.site-footer{background:#050a15;border-top:1px solid var(--line);padding:76px 0 0}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1.3fr;gap:56px}
.foot-brand img{height:40px;margin-bottom:16px}
.foot-brand p{color:var(--muted);font-size:.92rem;max-width:300px}
.socials{display:flex;gap:10px;margin-top:20px}
.socials a{width:38px;height:38px;border:1px solid var(--line2);border-radius:9px;display:flex;align-items:center;justify-content:center;color:var(--muted);transition:all .15s}
.socials a:hover{color:var(--navy);background:var(--accent);border-color:var(--accent)}
.socials svg{width:17px;height:17px;fill:currentColor}
.foot-col h4{font-family:var(--font-h);font-size:.8rem;letter-spacing:.18em;text-transform:uppercase;color:#fff;margin-bottom:18px}
.foot-col ul{list-style:none;display:grid;gap:10px}
.foot-col a{color:var(--muted);font-size:.92rem}
.foot-col a:hover{color:var(--accent)}
.foot-col .mail{color:var(--accent);font-weight:600}
/* form */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-grid .full{grid-column:1/-1}
.field label{display:block;font-size:.78rem;color:var(--muted);margin-bottom:6px;font-weight:600}
.field input,.field textarea{width:100%;background:var(--card);border:1px solid var(--line2);border-radius:9px;color:var(--text);padding:11px 14px;font-family:var(--font-b);font-size:.92rem;outline:none;transition:border-color .15s}
.field input:focus,.field textarea:focus{border-color:var(--accent)}
.field textarea{min-height:96px;resize:vertical}
.foot-bottom{margin-top:64px;border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--muted2);font-size:.84rem}

/* page hero (inner pages) */
.page-hero{position:relative;padding:170px 0 84px;background:radial-gradient(1000px 500px at 70% -10%,rgba(52,224,189,.10),transparent 60%),var(--bg2);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(2.1rem,4.4vw,3.2rem);color:#fff;max-width:820px}
.page-hero p{color:var(--muted);font-size:1.08rem;max-width:700px;margin-top:18px}

/* misc */
.pill-line{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.pill{font-size:.8rem;color:var(--text);border:1px solid var(--line2);border-radius:999px;padding:6px 14px;background:var(--card)}
.two-shots{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.note{font-size:.85rem;color:var(--muted2);margin-top:10px}

/* ---------- responsive ---------- */
@media(max-width:1150px){
  .nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:rgba(6,11,22,.97);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:14px 20px 20px;gap:2px}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px;font-size:1rem}
  .hamburger{display:block}
}
@media(max-width:960px){
  .row{grid-template-columns:1fr;gap:34px}
  .row.rev .frame{order:-1}
  .grid.c2{grid-template-columns:1fr}
  .grid.c3{grid-template-columns:repeat(2,1fr)}
  .grid.c4{grid-template-columns:repeat(2,1fr)}
  .hero-cards{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .two-shots{grid-template-columns:1fr}
  .section{padding:70px 0}
}
@media(max-width:560px){
  .grid.c4,.grid.c3{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .nav-cta .btn{display:none}
}