/* ============================================================
   Oakdale Technology Solutions Ltd — site styles
   Forest palette. Single stylesheet, no build step, no webfont.
   ============================================================ */

:root{
  --ink:#0d2a1e;
  --ink-2:#164031;
  --paper:#ffffff;
  --paper-2:#f2f6f3;
  --line:#dbe4de;
  --text:#1d2b25;
  --muted:#5a6b63;
  --accent:#17754c;
  --accent-dark:#115c3b;
  --accent-on-dark:#7fd1a4;
  --focus:#2563eb;
  --max:1120px;
  --r:10px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
}
body{
  margin:0;background:var(--paper);color:var(--text);
  font:400 17px/1.65 ui-sans-serif,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--ink);line-height:1.2;letter-spacing:-.015em;margin:0 0 .6em}
h1{font-size:clamp(2.1rem,4.6vw,3.35rem);font-weight:650}
h2{font-size:clamp(1.55rem,2.8vw,2.15rem);font-weight:640}
h3{font-size:1.12rem;font-weight:650}
h4{font-size:.98rem;font-weight:650}
p{margin:0 0 1em}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--ink)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:3px}
img,svg{max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px;top:0;background:#fff;color:var(--ink);padding:12px 18px;z-index:100}
.skip:focus{left:8px;top:8px}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------------------------------------------------- header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.93);
  backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);font-weight:650;letter-spacing:-.01em}
.brand svg{flex:0 0 auto;color:var(--accent)}
.brand span b{display:block;font-size:1.02rem;font-weight:650;line-height:1.1}
.brand span small{display:block;font-size:.68rem;font-weight:500;letter-spacing:.09em;
  text-transform:uppercase;color:var(--muted);margin-top:2px}
nav ul{display:flex;gap:30px;list-style:none;margin:0;padding:0}
nav a{color:var(--text);text-decoration:none;font-size:.95rem;font-weight:500;
  padding:6px 0;border-bottom:2px solid transparent}
nav a:hover{color:var(--ink);border-bottom-color:var(--accent)}
nav a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--accent)}
.nav-cta{display:inline-flex;align-items:center;background:var(--ink);color:#fff!important;
  padding:10px 18px;border-radius:var(--r);font-size:.92rem;font-weight:560;text-decoration:none}
.nav-cta:hover{background:var(--ink-2)}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:9px;
  width:42px;height:42px;padding:0;cursor:pointer;color:var(--ink)}
.burger:hover{border-color:#b7c9be}
.burger svg{display:block;margin:0 auto}
@media (max-width:900px){
  .bar{height:64px}
  nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 12px 24px -18px rgba(13,42,30,.5);display:none}
  nav[data-open="true"]{display:block}
  nav ul{flex-direction:column;gap:0;padding:8px 24px 18px}
  nav li{border-top:1px solid var(--line)}
  nav li:first-child{border-top:0}
  nav a{display:block;padding:14px 0;font-size:1rem;border-bottom:0}
  nav a[aria-current="page"]{color:var(--accent)}
  .burger{display:block}
  .nav-cta{display:none}
}

/* ---------------------------------------------------- hero */
.hero{background:linear-gradient(170deg,var(--ink) 0%,#123524 60%,#17422d 100%);
  color:#e8efea;padding:96px 0 84px;position:relative;overflow:hidden}
.hero.page{padding:72px 0 64px}
.hero::after{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 78% 22%,#000,transparent 72%);
  mask-image:radial-gradient(ellipse 80% 60% at 78% 22%,#000,transparent 72%);pointer-events:none}
.hero .wrap{position:relative;z-index:1;max-width:900px}
.hero h1{color:#fff;max-width:19ch}
.hero.page h1{max-width:22ch;font-size:clamp(1.9rem,3.8vw,2.8rem)}
.hero p.lede{font-size:clamp(1.05rem,1.9vw,1.28rem);color:#bcd0c5;max-width:62ch;margin-bottom:34px}
.hero.page p.lede{margin-bottom:0}
.eyebrow{display:inline-block;font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;
  color:var(--accent-on-dark);font-weight:600;margin-bottom:20px}

/* ---------------------------------------------------- buttons */
.actions{display:flex;flex-wrap:wrap;gap:14px}
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 26px;border-radius:var(--r);
  font-weight:560;font-size:1rem;text-decoration:none;border:1.5px solid transparent;
  transition:background .15s ease,border-color .15s ease}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff}
.btn-ghost{color:#e8efea;border-color:rgba(255,255,255,.32)}
.btn-ghost:hover{color:#fff;border-color:#fff;background:rgba(255,255,255,.07)}
.btn-outline{color:var(--ink);border-color:var(--line);background:#fff}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}

/* ---------------------------------------------------- strip */
.strip{background:var(--paper-2);border-bottom:1px solid var(--line)}
.strip ul{list-style:none;margin:0;padding:34px 0;display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.strip li strong{display:block;color:var(--ink);font-size:1.75rem;font-weight:650;
  letter-spacing:-.02em;line-height:1.1}
.strip li span{display:block;font-size:.9rem;color:var(--muted);margin-top:5px}
@media (max-width:760px){.strip ul{grid-template-columns:repeat(2,1fr);gap:24px}}

/* ---------------------------------------------------- sections */
section{padding:88px 0}
section.tight{padding:64px 0}
.tint{background:var(--paper-2);border-block:1px solid var(--line)}
.sec-head{margin-bottom:48px}
.kicker{font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;color:var(--accent);
  font-weight:600;margin:0 0 12px}
.sec-head h2{max-width:24ch}
.sec-head p{color:var(--muted);font-size:1.06rem;margin:0;max-width:64ch}

/* ---------------------------------------------------- cards */
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid.three{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.grid.three{grid-template-columns:1fr}}
@media (max-width:820px){.grid{grid-template-columns:1fr}}
.card{border:1px solid var(--line);border-radius:14px;padding:30px 30px 26px;background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease}
.card:hover{border-color:#bccdc3;box-shadow:0 8px 26px -18px rgba(13,42,30,.5)}
.card .icon{width:42px;height:42px;border-radius:9px;background:#e7f1eb;display:grid;
  place-items:center;margin-bottom:18px;color:var(--accent)}
.card p{color:var(--muted);font-size:.98rem;margin-bottom:16px}
.card h3 a{text-decoration:none;color:inherit}
.card h3 a:hover{color:var(--accent)}
.tags{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:7px}
.tags li{font-size:.81rem;color:#3b4f45;background:var(--paper-2);border:1px solid var(--line);
  border-radius:999px;padding:4px 11px}

/* ---------------------------------------------------- steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;counter-reset:s}
@media (max-width:820px){.steps{grid-template-columns:1fr;gap:26px}}
.step{counter-increment:s}
.step::before{content:counter(s,decimal-leading-zero);display:block;font-size:.8rem;font-weight:650;
  letter-spacing:.1em;color:var(--accent);margin-bottom:10px}
.step h3{margin-bottom:.4em}
.step p{color:var(--muted);font-size:.97rem;margin:0}

/* ---------------------------------------------------- service blocks */
.service{display:grid;grid-template-columns:1.25fr 1fr;gap:52px;align-items:start;
  padding:56px 0;border-top:1px solid var(--line)}
.service:first-of-type{border-top:0;padding-top:8px}
@media (max-width:900px){.service{grid-template-columns:1fr;gap:30px;padding:44px 0}}
.service .num{font:650 .78rem/1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.12em;
  color:var(--accent);display:block;margin-bottom:12px}
.service h2{font-size:clamp(1.35rem,2.2vw,1.75rem)}
.service p{color:#31423a}
.service .side{border:1px solid var(--line);border-radius:14px;background:var(--paper-2);padding:26px}
.service .side h4{font-size:.78rem;letter-spacing:.11em;text-transform:uppercase;color:var(--muted);
  font-weight:600;margin-bottom:14px}
.checks{list-style:none;margin:0 0 22px;padding:0;display:grid;gap:10px}
.checks li{position:relative;padding-left:26px;font-size:.95rem;color:#31423a}
.checks li::before{content:"";position:absolute;left:0;top:.52em;width:13px;height:8px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(-45deg);border-radius:1px}
.side .checks{margin-bottom:0}
.side .checks li{font-size:.9rem}

/* ---------------------------------------------------- prose */
.prose{max-width:68ch}
.prose p{color:#31423a}
.prose h2{margin-top:1.6em}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:1.6em}
.prose ul{padding-left:1.15em;color:#31423a}
.prose li{margin-bottom:.45em}
.split{display:grid;grid-template-columns:1.35fr 1fr;gap:56px;align-items:start}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:36px}}
.panel{border:1px solid var(--line);border-radius:14px;padding:28px;background:var(--paper-2)}
.panel h3{font-size:.8rem;letter-spacing:.11em;text-transform:uppercase;color:var(--muted);
  font-weight:600;margin-bottom:16px}
.panel dl{margin:0;display:grid;gap:14px}
.panel dt{font-size:.82rem;color:var(--muted)}
.panel dd{margin:2px 0 0;font-weight:550;color:var(--ink);font-size:.97rem}

/* ---------------------------------------------------- contact */
.dark-sec{background:var(--ink);color:#e8efea}
.dark-sec h2,.dark-sec h1{color:#fff}
.dark-sec .kicker{color:var(--accent-on-dark)}
.dark-sec .sec-head p{color:#b0c4b8}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media (max-width:760px){.contact-grid{grid-template-columns:1fr}}
.contact-card{border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:26px;
  background:rgba(255,255,255,.04)}
.contact-card h3{font-size:.8rem;letter-spacing:.11em;text-transform:uppercase;font-weight:600;
  color:var(--accent-on-dark);margin-bottom:10px}
.contact-card a{color:#fff;font-size:1.12rem;font-weight:550;word-break:break-word}
.contact-card a:hover{color:var(--accent-on-dark)}
.contact-card p{color:#a5bcb0;font-size:.92rem;margin:8px 0 0}
.light-contact .contact-card{border-color:var(--line);background:var(--paper-2)}
.light-contact .contact-card h3{color:var(--accent)}
.light-contact .contact-card a{color:var(--ink)}
.light-contact .contact-card a:hover{color:var(--accent)}
.light-contact .contact-card p{color:var(--muted)}

/* ---------------------------------------------------- cta band */
.cta{background:var(--ink);color:#e8efea;padding:64px 0}
.cta .wrap{display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between}
.cta h2{color:#fff;margin:0 0 .3em;font-size:clamp(1.4rem,2.4vw,1.9rem)}
.cta p{color:#b0c4b8;margin:0;max-width:56ch}

/* ---------------------------------------------------- footer */
footer{background:#06180f;color:#93aca0;padding:46px 0 34px;font-size:.9rem}
footer a{color:#bcd0c5;text-decoration:none}
footer a:hover{color:#fff;text-decoration:underline}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:30px;
  border-bottom:1px solid rgba(255,255,255,.1)}
@media (max-width:760px){.foot-top{grid-template-columns:1fr;gap:26px}}
.foot-top h4{color:#fff;font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;
  font-weight:600;margin-bottom:12px}
.foot-top ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.foot-brand svg{color:var(--accent-on-dark)}
.foot-brand p{margin:14px 0 0;max-width:38ch;font-size:.88rem}
.foot-bot{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  padding-top:22px;font-size:.84rem}
.foot-bot p{margin:0}