:root{
  --navy:#0B2545; --navy-2:#13315C; --sky:#7CC4F0; --sky-2:#DCEFFB; --sky-3:#F1F8FD; --white:#fff;
  --ink:#0B2545; --muted:#4A5F7A;
  --head:"Times New Roman",Times,serif;
  --body:"Times New Roman",Times,serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--body);color:var(--ink);background:var(--white);line-height:1.6;font-size:18px}
a{color:inherit}
:focus-visible{outline:3px solid var(--sky);outline-offset:3px}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}
h1,h2,h3{font-family:var(--head);line-height:1.1;letter-spacing:0}
h2{font-size:clamp(1.9rem,4vw,2.6rem);font-weight:800;margin-bottom:14px}
p.lead{color:var(--muted);max-width:60ch}

/* header */
header{position:sticky;top:0;z-index:20;background:var(--navy);color:var(--white)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--head);font-weight:800;font-size:1.25rem}
.logo img{height:46px;width:auto;margin:-2px 0}
nav{display:flex;gap:22px;font-size:.95rem}
nav a{text-decoration:none;opacity:.85}
nav a:hover{opacity:1;text-decoration:underline}
.btn{display:inline-block;background:var(--sky);color:var(--navy);font-weight:600;padding:12px 22px;border-radius:999px;text-decoration:none;border:0;font:inherit;font-weight:600;cursor:pointer}
.btn:hover{background:#9bd3f6}
.btn.ghost{background:transparent;color:var(--white);border:2px solid var(--sky)}
.btn.ghost:hover{background:rgba(124,196,240,.15)}
header .btn{padding:9px 18px;font-size:.95rem}
@media(max-width:760px){nav{display:none}}

/* hero */
.hero{background:var(--navy);color:var(--white);padding:72px 0 0;position:relative;overflow:hidden}
.hero h1{font-size:clamp(2.6rem,7vw,5rem);font-weight:800;max-width:14ch}
.hero p{color:var(--sky-2);max-width:52ch;margin:20px 0 28px;font-size:1.1rem}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero .num{font-family:var(--head);font-weight:800;font-size:1.6rem;color:var(--white);text-decoration:none;margin-right:10px}
.herogrid{display:flex;align-items:center;justify-content:space-between;gap:40px}
.herologo{width:min(240px,28vw);height:auto;flex:none}
@media(max-width:700px){.herologo{display:none}}
.ecg{display:block;width:100%;height:120px;margin-top:48px}
.ecg path{fill:none;stroke:var(--sky);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:2400;stroke-dashoffset:2400;animation:draw 3.2s ease-out .3s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
@media(prefers-reduced-motion:reduce){.ecg path{animation:none;stroke-dashoffset:0}html{scroll-behavior:auto}}

/* facts strip */
.facts{background:var(--sky);color:var(--navy)}
.facts .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding-top:20px;padding-bottom:20px}
.facts b{font-family:var(--head);font-size:1.15rem;display:block}
.facts span{font-size:.95rem}
@media(max-width:640px){.facts .wrap{grid-template-columns:1fr}}

section{padding:84px 0}
.alt{background:var(--sky-3)}

/* services */
.svc{margin-top:36px;border-top:2px solid var(--navy)}
.svc div{display:grid;grid-template-columns:minmax(180px,1fr) 2fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--sky-2)}
.svc h3{font-size:1.3rem}
.svc p{color:var(--muted)}
@media(max-width:640px){.svc div{grid-template-columns:1fr;gap:6px}}

/* steps */
.steps{list-style:none;margin-top:36px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:s}
.steps li{counter-increment:s;padding:0 22px 0 0;position:relative}
.steps li::before{content:counter(s);display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--navy);color:var(--sky);font-family:var(--head);font-weight:800;margin-bottom:14px}
.steps li::after{content:"";position:absolute;top:20px;left:48px;right:8px;height:2px;background:var(--sky)}
.steps li:last-child::after{display:none}
.steps h3{font-size:1.15rem;margin-bottom:6px}
.steps p{font-size:.95rem;color:var(--muted)}
@media(max-width:820px){.steps{grid-template-columns:1fr;gap:26px}.steps li::after{display:none}}

/* fleet */
.fleet{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.fleet ul{list-style:none;display:grid;gap:14px}
.fleet li{padding-left:30px;position:relative}
.fleet li::before{content:"";position:absolute;left:0;top:.45em;width:14px;height:14px;border-radius:3px;background:var(--sky);box-shadow:inset 0 0 0 4px var(--navy)}
.fleet li b{display:block}
@media(max-width:760px){.fleet{grid-template-columns:1fr;gap:24px}}

/* contact */
.contact{background:var(--navy);color:var(--white)}
.contact .grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact p.lead{color:var(--sky-2)}
.contact dl{margin-top:26px;display:grid;gap:14px}
.contact dt{font-weight:600;color:var(--sky)}
.contact dd a{text-decoration:none;font-size:1.2rem}
form{background:var(--white);color:var(--navy);padding:26px;border-radius:14px;display:grid;gap:14px}
label{font-weight:600;font-size:.95rem;display:grid;gap:6px}
input,select,textarea{font:inherit;padding:11px 12px;border:2px solid var(--sky-2);border-radius:8px;color:var(--navy);background:var(--white)}
input:focus,select:focus,textarea:focus{border-color:var(--navy);outline:none}
form small{color:var(--muted)}
@media(max-width:760px){.contact .grid{grid-template-columns:1fr}}

footer{background:#071A33;color:var(--sky-2);padding:26px 0;font-size:.9rem}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}

/* gallery */
.gallery{columns:3 260px;column-gap:14px;margin-top:34px}
.gallery button{display:block;width:100%;margin:0 0 14px;padding:0;border:0;border-radius:10px;overflow:hidden;cursor:zoom-in;background:var(--navy);break-inside:avoid;position:relative}
.gallery img{display:block;width:100%;height:auto;transition:transform .4s ease,opacity .2s}
.gallery button:hover img{transform:scale(1.04);opacity:.92}
.gallery span{position:absolute;left:0;right:0;bottom:0;padding:26px 12px 10px;text-align:left;color:var(--white);font-size:.9rem;font-weight:500;background:linear-gradient(transparent,rgba(11,37,69,.88));opacity:0;transition:opacity .25s}
.gallery button:hover span,.gallery button:focus-visible span{opacity:1}
@media(hover:none){.gallery span{opacity:1}}
dialog.lb{border:0;background:transparent;max-width:100vw;max-height:100vh;width:100vw;height:100vh;padding:0;color:var(--white)}
dialog.lb::backdrop{background:rgba(7,26,51,.94)}
.lb .stage{display:grid;place-items:center;height:100%;padding:56px 56px 64px}
.lb img{max-width:100%;max-height:100%;object-fit:contain;border-radius:6px}
.lb p{position:absolute;left:0;right:0;bottom:18px;text-align:center;font-size:.95rem;padding:0 70px}
.lb button{position:absolute;background:rgba(124,196,240,.18);color:var(--white);border:2px solid var(--sky);border-radius:50%;width:44px;height:44px;font-size:1.4rem;line-height:1;cursor:pointer}
.lb button:hover{background:var(--sky);color:var(--navy)}
.lb .x{top:14px;right:14px}.lb .pv{left:10px;top:50%;margin-top:-22px}.lb .nx{right:10px;top:50%;margin-top:-22px}
@media(max-width:640px){.lb .stage{padding:60px 8px 70px}.lb .pv,.lb .nx{top:auto;bottom:10px;margin:0}.lb .pv{left:12px}.lb .nx{right:12px}.lb p{padding:0 66px;bottom:20px}}

/* publications */
.pubs{list-style:none;margin-top:32px;border-top:2px solid var(--navy)}
.pubs li{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;padding:20px 0;border-bottom:1px solid var(--sky-2)}
.pubs h3{font-size:1.2rem}
.pubs small{display:block;color:var(--muted);font-size:.9rem;margin-top:2px}
.pubs .btn{padding:9px 18px;font-size:.95rem;background:var(--navy);color:var(--white)}
.pubs .btn:hover{background:var(--navy-2)}
.pubs-empty{margin-top:32px;padding:26px;border:2px dashed var(--sky);border-radius:12px;color:var(--muted)}

/* areas */
.areas{padding:52px 0;background:var(--white)}
.areas h2{font-size:clamp(1.6rem,3.6vw,2.3rem);margin-bottom:10px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;list-style:none}
.chiplabel{margin-top:22px;font-weight:700;color:var(--muted)}
.chips{margin-top:10px}
.chips li{background:var(--navy);color:var(--white);padding:9px 20px;border-radius:999px;font-weight:700;font-size:1.05rem}

/* faq */
#faq details{border-bottom:1px solid var(--sky-2);padding:16px 0}
#faq details:first-of-type{margin-top:28px;border-top:2px solid var(--navy)}
#faq summary{cursor:pointer;font-family:var(--head);font-weight:700;font-size:1.2rem}
#faq p{margin-top:10px;color:var(--muted);max-width:70ch}

/* subpages */
.phero{background:var(--navy);color:var(--white);padding:52px 0 54px}
.phero h1{font-size:clamp(2rem,5.5vw,3.4rem);font-weight:800;max-width:20ch}
.phero p{color:var(--sky-2);max-width:60ch;margin:14px 0 24px;font-size:1.1rem}
.phero p.crumbs{font-size:.95rem;color:var(--sky);margin:0 0 14px}
.phero .actions{display:flex;flex-wrap:wrap;gap:12px}
.prose{max-width:72ch}
.prose p{margin-top:12px;color:var(--muted)}
.ticks{list-style:none;margin-top:16px;display:grid;gap:12px;max-width:72ch}
.ticks li{padding-left:30px;position:relative}
.ticks li::before{content:"";position:absolute;left:0;top:.5em;width:14px;height:14px;border-radius:3px;background:var(--sky);box-shadow:inset 0 0 0 4px var(--navy)}
.photos{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
.photos img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:10px;display:block}
@media(max-width:640px){.photos{grid-template-columns:1fr}}
.cta{background:var(--navy);color:var(--white);text-align:center;padding:64px 0}
.cta p{color:var(--sky-2);max-width:52ch;margin:12px auto 24px}
.cta .actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.bignum{font-family:var(--head);font-weight:800;font-size:clamp(2.2rem,8vw,4rem);color:var(--white);text-decoration:none;display:inline-block;margin:6px 0 18px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:28px}
.card{border:2px solid var(--sky-2);border-radius:12px;padding:22px}
.card h3{font-size:1.3rem;margin-bottom:6px}
.card p{color:var(--muted);margin-bottom:14px}
.flinks{display:flex;flex-wrap:wrap;gap:8px 20px;width:100%;margin-top:6px}
.flinks a{color:var(--sky-2)}
.explore{margin-top:30px;border-top:2px solid var(--navy)}
.explore a{display:flex;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid var(--sky-2);text-decoration:none}
.explore a:hover b{text-decoration:underline}
.explore b{font-family:var(--head);font-size:1.25rem}
.explore span{color:var(--muted)}
@media(max-width:640px){.explore a{flex-direction:column;gap:2px}}

.chips a{color:inherit;text-decoration:none}
.chips li:has(a){background:var(--sky);color:var(--navy)}
.chips li:has(a):hover{background:#9bd3f6}
#faq details{border-bottom:1px solid var(--sky-2);padding:16px 0}