/* ===========================================================
   RAG SERVICES LTD
   Palette : wet slate + lime plaster, marked in surveyor's yellow
   Type    : Archivo (expanded) / Newsreader / IBM Plex Mono
   =========================================================== */

:root{
  --ink:#0D141C;
  --slate:#131E29;
  --slate-2:#1C2B39;
  --slate-3:#2B3F51;
  --plaster:#E6E4DC;
  --plaster-2:#F2F1EC;
  --plaster-3:#DAD7CD;
  --mark:#F2C230;
  --blue:#7BAACB;
  --blue-dk:#2E5B79;
  --rule:rgba(13,20,28,.14);
  --rule-d:rgba(230,228,220,.16);

  --disp:"Archivo","Helvetica Neue",Arial,sans-serif;
  --body:"Newsreader",Georgia,"Times New Roman",serif;
  --mono:"IBM Plex Mono",ui-monospace,"SF Mono",Menlo,monospace;

  --wrap:1240px;
  --pad:clamp(20px,5vw,64px);
  --sec-y:clamp(72px,10vw,132px);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--plaster-2);
  color:var(--ink);
  font:300 1.0625rem/1.68 var(--body);
  font-optical-sizing:auto;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%}
a{color:inherit}
h1,h2,h3{margin:0;font-family:var(--disp);font-weight:800;font-stretch:118%;text-transform:uppercase;letter-spacing:-.018em;line-height:.94}
p{margin:0}
ul,ol,dl,dd{margin:0;padding:0;list-style:none}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}

.skip{position:absolute;left:-9999px;top:0;z-index:99;background:var(--mark);color:var(--ink);padding:12px 18px;font-family:var(--mono);font-size:.8rem}
.skip:focus{left:0}

:focus-visible{outline:2.5px solid var(--mark);outline-offset:3px;border-radius:2px}

/* ── eyebrow ────────────────────────────────────────────── */
.eyebrow{
  font-family:var(--mono);font-size:.72rem;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;
  display:flex;align-items:center;gap:.6em;color:var(--blue-dk);
}
.dot{width:7px;height:7px;background:var(--mark);flex:none;transform:rotate(45deg)}
.sec-dark .eyebrow,.hero .eyebrow{color:var(--blue)}

/* ── buttons ────────────────────────────────────────────── */
.btn{
  --bg:var(--mark);--fg:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  background:var(--bg);color:var(--fg);
  font-family:var(--mono);font-size:.82rem;font-weight:500;
  letter-spacing:.08em;text-transform:uppercase;text-decoration:none;
  padding:16px 26px;border:1.5px solid var(--bg);border-radius:0;
  cursor:pointer;transition:transform .18s ease,background .18s ease,color .18s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:1.05em;height:1.05em}
.btn-ghost{--bg:transparent;--fg:var(--plaster);border-color:var(--rule-d)}
.btn-ghost:hover{--fg:var(--ink);background:var(--plaster);border-color:var(--plaster)}
.btn-sm{padding:11px 18px;font-size:.72rem}
.btn-block{width:100%;padding:19px 26px}

/* ── header ─────────────────────────────────────────────── */
.bar{position:sticky;top:0;z-index:40;background:var(--slate);color:var(--plaster);border-bottom:1px solid var(--rule-d)}
.bar-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:70px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--plaster)}
.brand-mk{width:24px;height:24px;color:var(--mark);flex:none}
.brand-tx{white-space:nowrap;font-family:var(--disp);font-weight:800;font-stretch:112%;text-transform:uppercase;letter-spacing:-.01em;font-size:1.02rem;display:flex;align-items:baseline;gap:.4em}
.brand-ltd{font-family:var(--mono);font-size:.58rem;font-weight:400;letter-spacing:.14em;color:var(--blue);text-transform:uppercase}
.nav{display:flex;align-items:center;gap:26px}
.nav a{white-space:nowrap;font-family:var(--mono);font-size:.76rem;letter-spacing:.06em;text-decoration:none;color:var(--plaster);opacity:.78;transition:opacity .16s,color .16s}
.nav a:hover{opacity:1;color:var(--mark)}
.nav-tel{border-left:1px solid var(--rule-d);padding-left:26px}
.nav .btn{opacity:1;color:var(--ink)}
.nav .btn:hover{color:var(--ink)}
.burger{display:none;background:none;border:0;padding:10px;cursor:pointer}
.burger span{display:block;width:24px;height:2px;background:var(--plaster);transition:transform .2s}
.burger span+span{margin-top:6px}
.burger[aria-expanded="true"] span:first-child{transform:translateY(4px) rotate(45deg)}
.burger[aria-expanded="true"] span+span{transform:translateY(-4px) rotate(-45deg)}

.menu[hidden]{display:none}
.menu{position:sticky;top:70px;z-index:39;background:var(--slate-2);border-bottom:1px solid var(--rule-d);padding:8px var(--pad) 22px;display:grid;gap:2px}
.menu a{color:var(--plaster);text-decoration:none;font-family:var(--mono);font-size:.9rem;padding:12px 0;border-bottom:1px solid var(--rule-d)}
.menu-tel{color:var(--mark)!important;border-bottom:0!important}

/* ── hero ───────────────────────────────────────────────── */
.hero{background:var(--slate);color:var(--plaster);padding-top:clamp(48px,7vw,88px);padding-bottom:0;overflow:hidden}
.hero-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(32px,5vw,72px);align-items:center;padding-bottom:clamp(40px,6vw,72px)}
.hero h1{
  font-size:clamp(2.7rem,5.35vw,4.85rem);
  font-stretch:116%;font-weight:900;
  margin:22px 0 0;
  color:var(--plaster-2);
}
.hero h1::after{content:"";display:block;width:84px;height:5px;background:var(--mark);margin-top:26px}
.lede{margin-top:26px;font-size:clamp(1.05rem,1.5vw,1.2rem);line-height:1.62;color:#C9CFD6;max-width:34ch}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hero-note{margin-top:20px;font-family:var(--mono);font-size:.74rem;line-height:1.7;letter-spacing:.02em;color:#8FA0AE;max-width:40ch}

/* drawing panel */
.dwg-wrap{margin:0}
.dwg-panel{
  position:relative;padding:clamp(14px,2vw,26px);
  border:1px solid var(--rule-d);
  background:
    linear-gradient(rgba(123,170,203,.075) 1px,transparent 1px) 0 0/100% 22px,
    linear-gradient(90deg,rgba(123,170,203,.075) 1px,transparent 1px) 0 0/22px 100%,
    #101A24;
}
.dwg{display:block;width:100%;height:auto}
.dwg-wrap figcaption{
  margin-top:14px;font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;
  text-transform:uppercase;color:#7D8E9C;
}
.d-heavy,.d-line,.d-faint,.d-dim,.d-dash,.d-lead{fill:none;stroke-linecap:square;stroke-linejoin:miter}
.d-heavy{stroke:#DCE6EE;stroke-width:2.1}
.d-line{stroke:#AEC3D2;stroke-width:1.35}
.d-faint{stroke:#6E8798;stroke-width:1}
.d-dash{stroke:#8FB6D0;stroke-width:1.2;stroke-dasharray:7 5}
.d-dim{stroke:var(--mark);stroke-width:1.1}
.d-lead{stroke:#6E8798;stroke-width:.9}
.t-dim{fill:var(--mark);font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.08em}
.t-note{fill:#8FA6B6;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em}

.dwg g > *{stroke-dasharray:1;stroke-dashoffset:1;animation:draw .85s cubic-bezier(.4,0,.2,1) forwards}
.dwg .l1 > *{animation-delay:.15s}
.dwg .l2 > *{animation-delay:.3s}
.dwg .l3 > *{animation-delay:.5s}
.dwg .l4 > *{animation-delay:.62s}
.dwg .l5 > *{animation-delay:.78s}
.dwg .l6 > *{animation-delay:.05s}
.dwg .l7 > *{animation-delay:.95s}
.dwg .l8 > *{stroke-dasharray:none;stroke-dashoffset:0;opacity:0;animation:fade .7s ease 1.3s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes fade{to{opacity:1}}

/* credential strip */
.strip{
  display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--rule-d);
}
.strip li{
  flex:1 1 210px;padding:20px 26px 22px;border-right:1px solid var(--rule-d);
  font-family:var(--mono);font-size:.82rem;letter-spacing:.02em;color:var(--plaster);
}
.strip li:first-child{padding-left:0}
.strip li:last-child{border-right:0}
.strip span{display:block;font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:#7D8E9C;margin-bottom:7px}

/* ── sections ───────────────────────────────────────────── */
.sec{padding-block:var(--sec-y)}
.sec-dark{background:var(--slate);color:var(--plaster)}
.sec-tint{background:var(--plaster)}
.sec-hd{max-width:min(660px,100%)}
.sec-hd h2{font-size:clamp(1.9rem,4vw,3.15rem);margin-top:20px}
.sec-dark .sec-hd h2{color:var(--plaster-2)}
.sec-lede{margin-top:22px;font-size:1.06rem;line-height:1.66;color:#4A5763;max-width:56ch}
.sec-dark .sec-lede{color:#B6C0C9}

/* ── services grid ──────────────────────────────────────── */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:clamp(40px,5vw,64px);background:var(--rule);border:1px solid var(--rule)}
.card{background:var(--plaster-2);padding:clamp(26px,3vw,38px);transition:background .2s ease}
.card:hover{background:var(--plaster)}
.card h3{font-size:1.28rem;font-stretch:108%;letter-spacing:-.01em}
.card h3::before{content:"";display:block;width:26px;height:3px;background:var(--mark);margin-bottom:18px}
.card p{margin-top:14px;color:#39454F;font-size:1rem;line-height:1.62}
.card .spec{margin-top:20px;font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--blue-dk)}

/* ── gantt ──────────────────────────────────────────────── */
.gantt{margin-top:clamp(40px,5vw,64px)}
.bar,.axis{display:grid;grid-template-columns:minmax(180px,22%) 1fr 108px;align-items:center;gap:20px}
.bar{padding:15px 0;border-top:1px solid var(--rule-d)}
.bar:last-child{border-bottom:1px solid var(--rule-d)}
.bar-n{font-family:var(--mono);font-size:.83rem;letter-spacing:.02em;color:var(--plaster)}
.bar-t{position:relative;height:15px;background:rgba(230,228,220,.06)}
.fill{
  position:absolute;top:0;bottom:0;left:var(--a);
  width:0;background:var(--mark);
  transition:width .75s cubic-bezier(.3,0,.2,1);
}
.fill-pre{background:repeating-linear-gradient(115deg,var(--blue-dk) 0 5px,#3A6E8F 5px 10px)}
.gantt.in .fill{width:calc(var(--b) - var(--a))}
.bar-d{font-family:var(--mono);font-size:.76rem;text-align:right;color:#93A3B1}
.axis{padding-top:12px}
.axis-n{font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:#7D8E9C}
.axis-t{position:relative;display:block;height:14px}
.axis-t i{position:absolute;top:0;transform:translateX(-50%);font-family:var(--mono);font-size:.68rem;font-style:normal;color:#7D8E9C}
.key{display:flex;gap:26px;margin-top:26px}
.key b{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:.7rem;font-weight:400;letter-spacing:.1em;text-transform:uppercase;color:#93A3B1}
.sw{width:16px;height:10px;background:var(--mark);display:block}
.sw-pre{background:repeating-linear-gradient(115deg,var(--blue-dk) 0 5px,#3A6E8F 5px 10px)}

/* ── promises ───────────────────────────────────────────── */
.promises{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(28px,3.4vw,52px);margin-top:clamp(40px,5vw,64px)}
.promise{border-top:2px solid var(--ink);padding-top:22px}
.promise h3{font-size:1.18rem;font-stretch:106%}
.promise p{margin-top:13px;color:#39454F;line-height:1.66}
.fineprint{margin-top:clamp(38px,4vw,56px);padding-top:22px;border-top:1px solid var(--rule);font-family:var(--mono);font-size:.76rem;line-height:1.85;color:#5C6874;max-width:72ch}

/* ── areas ──────────────────────────────────────────────── */
.areas-in{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:start}
.areas{display:grid;grid-template-columns:repeat(2,1fr);gap:0 clamp(20px,3vw,44px)}
.areas li{
  font-family:var(--disp);font-weight:600;font-stretch:104%;font-size:1.06rem;
  padding:13px 0;border-bottom:1px solid var(--rule);
  display:flex;align-items:center;gap:12px;
}
.areas li::before{content:"";width:6px;height:6px;background:var(--mark);flex:none;transform:rotate(45deg)}

/* ── contact ────────────────────────────────────────────── */
.contact-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.02fr);gap:clamp(38px,5vw,80px);align-items:start}
.direct{margin-top:38px;border-top:1px solid var(--rule-d)}
.direct li{display:grid;grid-template-columns:96px 1fr;gap:16px;align-items:baseline;padding:16px 0;border-bottom:1px solid var(--rule-d);font-family:var(--mono);font-size:.9rem;color:var(--plaster)}
.direct span{font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:#7D8E9C}
.direct a{color:var(--mark);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .15s}
.direct a:hover{border-color:var(--mark)}

.next{margin-top:40px}
.next-hd{font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:#7D8E9C}
.next ol{margin-top:18px;display:grid;gap:15px}
.next li{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;color:#B6C0C9;line-height:1.6}
.next b{font-family:var(--mono);font-size:.74rem;font-weight:500;color:var(--mark);padding-top:.25em}

.form{background:#0F1922;border:1px solid var(--rule-d);padding:clamp(24px,3vw,38px)}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:block;margin-bottom:16px}
.field span{display:block;font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:#8FA0AE;margin-bottom:9px}
.field input,.field select,.field textarea{
  width:100%;background:#152230;border:1px solid var(--rule-d);color:var(--plaster);
  font:400 .95rem/1.5 var(--mono);padding:13px 14px;border-radius:0;
  transition:border-color .16s,background .16s;
}
.field textarea{resize:vertical;font-family:var(--body);font-size:1rem}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--mark);background:#18283A;outline:none}
.field input:user-invalid{border-color:#C4552F}
.f-note{margin-top:16px;font-family:var(--mono);font-size:.72rem;line-height:1.75;color:#8FA0AE}
.f-note a{color:var(--mark)}

/* ── footer ─────────────────────────────────────────────── */
.foot{background:var(--slate);color:var(--plaster);padding-block:clamp(48px,6vw,76px) 34px}
.foot-in{display:grid;gap:clamp(32px,4vw,56px)}
.foot-brand p{margin-top:14px;color:#93A3B1;max-width:42ch;line-height:1.62}
.foot-brand .brand-tx{font-size:1.15rem}
.foot-legal{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;padding-top:30px;border-top:1px solid var(--rule-d)}
.foot-legal dt{font-family:var(--mono);font-size:.64rem;letter-spacing:.16em;text-transform:uppercase;color:#7D8E9C;margin-bottom:9px}
.foot-legal dd{font-family:var(--mono);font-size:.82rem;line-height:1.6;color:var(--plaster)}
.foot-end{display:flex;flex-wrap:wrap;gap:26px;padding-top:26px;border-top:1px solid var(--rule-d);font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;color:#7D8E9C}
.foot-end a{color:#7D8E9C;text-decoration:none}
.foot-end a:hover{color:var(--mark)}

/* ── reveal ─────────────────────────────────────────────── */
.rv{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.6,.2,1)}
.rv.in{opacity:1;transform:none}

/* ── responsive ─────────────────────────────────────────── */
@media (max-width:1080px){
  .nav a:not(.btn):not(.nav-tel){display:none}
  .nav{gap:16px}
  .nav-tel{border-left:0;padding-left:0}
}
@media (max-width:900px){
  .hero-in,.areas-in,.contact-in{grid-template-columns:1fr}
  .grid{grid-template-columns:repeat(2,1fr)}
  .foot-legal{grid-template-columns:repeat(2,1fr)}
  .strip li{flex-basis:50%;padding-left:0;border-right:0;border-bottom:1px solid var(--rule-d)}
  .dwg-wrap{order:2}
  .hero h1{font-size:clamp(2.7rem,11vw,4.4rem)}
}
@media (max-width:720px){
  .nav{display:none}
  .burger{display:block}
  .grid,.promises,.areas{grid-template-columns:1fr}
  .bar,.axis{grid-template-columns:1fr;gap:9px}
  .bar-t{height:13px}
  .bar-d{text-align:left}
  .axis-n{display:none}
  .axis{padding-top:6px}
  .f-row{grid-template-columns:1fr;gap:0}
  .foot-legal{grid-template-columns:1fr}
  .cta{flex-direction:column;align-items:stretch}
  .btn{width:100%}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-delay:0ms!important;transition-duration:.001ms!important}
  .dwg g > *{stroke-dasharray:none;stroke-dashoffset:0}
  .dwg .l8 > *{opacity:1}
  .rv{opacity:1;transform:none}
}