/* ============================================================
   AW Structural — shared site stylesheet
   Layout/typography: the "AW Structural Site" handoff (Claude
   Design, 2026-09-01). Colors: the brand dark scheme from the
   previously deployed site — near-black warm ground, cream text,
   gold CTAs, brand-green structural surfaces (Ahmad, 2026-09-01).
   Pages: /  /wind-load-software/  /pe-services/
   ============================================================ */

:root{
  --page:#101311;          /* warm near-black ground */
  --surface:#161a17;       /* cards, table body */
  --surface-tint:#0c0f0d;  /* alternating sections, slightly deeper */
  --ink:#F2EFE4;           /* headings — warm cream */
  --ink-strong:#E5E1D2;
  --body:#D6D2C0;          /* body copy — beige */
  --body-muted:#C4C0AE;
  --muted:#9B9789;
  --muted-2:#8D8A7E;
  --line:#272B28;          /* hairlines on dark */
  --line-soft:#20241F;
  --line-strong:#3A3F3B;
  --line-dashed:#3A3F3B;
  --hover-fill:#1D211E;
  --green:#1B3A2F;         /* brand green — table headers, CTA band */
  --green-2:#2C5447;
  --green-line:#3F5C50;
  --green-body:#CFD8D2;
  --accent:#C9A227;        /* brand gold — eyebrows, primary CTAs */
  --accent-hover:#A78518;
  --accent-text:#E8D696;   /* gold for text links on dark */
  --on-accent:#171204;     /* text on gold buttons */
  --sans:'Space Grotesk','Segoe UI',Helvetica,Arial,sans-serif;
  --mono:'IBM Plex Mono',Consolas,'Courier New',monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--page);color:var(--ink);
  font-family:var(--sans);font-size:15px;line-height:1.6;
  text-wrap:pretty;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--accent-text);text-decoration:none}
a:hover{color:#fff;text-decoration:underline}
h1,h2,h3{margin:0}
section[id]{scroll-margin-top:80px}

.container{max-width:1240px;margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:20;
  background:rgba(16,19,17,.92);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .bar{height:68px;display:flex;align-items:center;gap:40px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand img{height:34px;width:auto;filter:brightness(0) invert(1)}
.site-nav{display:flex;align-items:center;gap:4px;flex:1;min-width:0}
.site-nav a{
  font-size:14px;font-weight:500;padding:8px 14px;border-radius:4px;
  color:var(--body);white-space:nowrap;
}
.site-nav a:hover{background:var(--hover-fill);color:var(--ink);text-decoration:none}
.site-nav a[aria-current="page"]{color:var(--accent);font-weight:600}
.header-actions{display:flex;align-items:center;gap:14px;flex:none}
.header-actions .signin{font-size:14px;font-weight:500;color:var(--body)}
.header-actions .signin:hover{color:var(--ink)}
.header-actions .contact{
  font-size:14px;font-weight:600;color:var(--on-accent);background:var(--accent);
  padding:10px 18px;border-radius:4px;
}
.header-actions .contact:hover{background:var(--accent-hover);color:var(--on-accent);text-decoration:none}
.nav-track{height:2px;background:var(--hover-fill)}
.nav-thumb{height:2px;width:25%;background:var(--accent);transition:transform .16s ease-out}
body[data-tab="0"] .nav-thumb{transform:translateX(0)}
body[data-tab="1"] .nav-thumb{transform:translateX(100%)}
body[data-tab="2"] .nav-thumb{transform:translateX(200%)}
body[data-tab="3"] .nav-thumb{transform:translateX(300%)}

/* ---------- buttons ---------- */
.btn{display:inline-block;font-size:15px;font-weight:600;border-radius:4px;
  padding:14px 26px;cursor:pointer;text-align:center;transition:all .14s ease-out}
.btn:hover{text-decoration:none}
.btn-accent{background:var(--accent);color:var(--on-accent)}
.btn-accent:hover{background:var(--accent-hover);color:var(--on-accent)}
.btn-outline{border:1px solid var(--line-strong);color:var(--ink);background:none}
.btn-outline:hover{border-color:var(--accent);color:var(--accent-text)}
.btn-dark-outline{border:1px solid var(--green-line);color:#f4f5f2}
.btn-dark-outline:hover{border-color:#fff;color:#fff}
.btn-small{font-size:14px;padding:11px 20px}
.btn-block{display:block;padding:12px}

/* ---------- type helpers ---------- */
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.12em;
  color:var(--accent);text-transform:uppercase;margin:0 0 14px}
.kicker{font-family:var(--mono);font-size:11px;letter-spacing:.1em;
  color:var(--muted-2);text-transform:uppercase}
.mono-note{font-family:var(--mono);font-size:12px;color:var(--muted)}
h2.section-title{font-size:36px;letter-spacing:-.02em;font-weight:700;margin:0 0 12px}
.lede{font-size:17px;line-height:1.6;color:var(--body-muted);margin:0 0 40px;max-width:62ch}

/* ---------- sections ---------- */
.section{border-top:1px solid var(--line)}
.section-tint{background:var(--surface-tint)}
.section-pad{padding:72px 0}

/* ---------- hero ---------- */
.hero{padding:88px 0 72px}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}
.hero-grid.even{grid-template-columns:1fr 1fr;gap:56px}
.hero .eyebrow{margin-bottom:22px}
.hero h1{font-size:60px;line-height:1.03;letter-spacing:-.025em;font-weight:700;margin:0 0 24px}
.hero.service h1{font-size:54px;line-height:1.05;margin-bottom:22px}
.hero .sub{font-size:19px;line-height:1.6;color:var(--body);margin:0 0 34px;max-width:52ch}
.hero.service .sub{font-size:18px;max-width:54ch;margin-bottom:32px}
.hero .cta-row{display:flex;gap:12px;flex-wrap:wrap}
.hero .under-cta{font-family:var(--mono);font-size:12px;color:var(--muted);margin-top:22px}
.hero-visual{background:#fff;padding:10px;border-radius:6px;overflow:hidden}
.hero-visual img{width:100%;height:auto}
.hero-caption{font-size:13px;font-style:italic;color:var(--muted);margin-top:12px}

/* ---------- services grid (company) ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.svc-card{border:1px solid var(--line);background:var(--surface);padding:32px;
  border-radius:4px;display:flex;flex-direction:column;gap:14px}
.svc-card h3{font-size:24px;font-weight:600}
.svc-card p{font-size:15px;line-height:1.65;color:var(--body-muted);margin:0}
.svc-card .card-cta{margin-top:auto;padding-top:14px}

/* ---------- hairline grid (capabilities / scope cards) ---------- */
.hairline{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line)}
.hairline>div{background:var(--surface);padding:30px}
.hairline .kicker{display:block;margin-bottom:12px}
.hairline h3{font-size:19px;font-weight:600;margin:0 0 10px}
.hairline p{font-size:15px;line-height:1.65;color:var(--body-muted);margin:0}

/* ---------- coverage table ---------- */
.table-scroll{overflow-x:auto}
table.coverage{width:100%;min-width:640px;border-collapse:collapse;
  background:var(--surface);border:1px solid var(--line)}
table.coverage th{text-align:left;font-family:var(--mono);font-size:11px;
  letter-spacing:.1em;font-weight:500;color:#EDEAE0;
  padding:14px 18px;border-bottom:1px solid var(--line);background:var(--green)}
table.coverage th.col-ref{width:120px}
table.coverage th.col-sys{width:220px}
table.coverage td{padding:18px;vertical-align:top;border-bottom:1px solid var(--line-soft)}
table.coverage tr:last-child td{border-bottom:none}
table.coverage td.ref{font-family:var(--mono);font-size:13px;color:var(--accent)}
table.coverage td.sys{font-size:15px;font-weight:600}
table.coverage td.cases{font-size:15px;line-height:1.6;color:var(--body)}

/* ---------- pricing ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
.plan{border:1px solid var(--line-strong);background:var(--surface);padding:30px;border-radius:4px}
.plan.popular{border:1.5px solid var(--accent);position:relative}
.plan .tag{position:absolute;top:-11px;left:30px;font-family:var(--mono);font-size:10px;
  letter-spacing:.1em;background:var(--accent);color:var(--on-accent);padding:4px 10px;border-radius:2px}
.plan .head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:18px}
.plan .head .name{font-size:18px;font-weight:600}
.plan .head .qual{font-family:var(--mono);font-size:11px;color:var(--muted-2)}
.plan.popular .head .qual{color:var(--accent)}
.plan .price{font-size:44px;font-weight:700;letter-spacing:-.03em}
.plan .unit{font-family:var(--mono);font-size:12px;color:var(--muted);margin-bottom:24px}
.plan .feats{display:flex;flex-direction:column;gap:10px;font-size:14px;
  line-height:1.5;color:var(--body-muted);margin-bottom:26px}

/* ---------- note blocks ---------- */
.note{font-size:13px;line-height:1.7;color:var(--muted);margin:34px 0 0;
  max-width:90ch;border-left:2px solid var(--line-strong);padding-left:16px}
.note strong{color:var(--ink-strong)}

/* ---------- three steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{border-top:2px solid var(--line-strong);padding-top:22px}
.step.first{border-top-color:var(--accent)}
.step .kicker{display:block;margin-bottom:12px}
.step.first .kicker{color:var(--accent)}
.step h3{font-size:21px;font-weight:600;margin:0 0 10px}
.step p{font-size:15px;line-height:1.65;color:var(--body-muted);margin:0}

/* ---------- licensure map + chips ---------- */
.lic-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:36px;align-items:start}
.tiles{display:grid;grid-template-columns:repeat(11,1fr);gap:5px}
.tile{aspect-ratio:1/1;display:grid;place-items:center;border-radius:3px;
  font-family:var(--mono);font-size:11px;font-weight:500;
  background:#1D211E;color:#6E6A60;border:1px solid transparent}
.tile.on{background:var(--green-2);color:#fff;font-weight:700}
.tile.pend{background:transparent;border:2px dashed var(--accent);color:var(--accent);font-weight:700}
.legend{display:flex;flex-direction:column;gap:10px;font-family:var(--mono);
  font-size:12px;color:var(--body);margin-bottom:18px}
.legend span{display:flex;align-items:center;gap:10px}
.legend i{width:10px;height:10px;flex:none;display:inline-block;background:#1D211E}
.legend i.on{background:var(--green-2)}
.legend i.pend{background:transparent;border:2px dashed var(--accent);width:8px;height:8px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-family:var(--mono);font-size:13px;padding:7px 12px;color:var(--body);
  border:1px solid var(--line-strong);background:var(--surface);border-radius:3px}

/* ---------- CTA band (brand green) ---------- */
.band{background:var(--green);color:#F4F5F2}
.band .inner{padding:64px 0;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}
.band h2{font-size:32px;letter-spacing:-.02em;font-weight:700;margin:0 0 12px}
.band p{font-size:17px;line-height:1.6;color:var(--green-body);margin:0;max-width:58ch}
.band .cta-row{display:flex;gap:12px;flex:none;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:#0B0E0C;color:var(--body-muted)}
.site-footer .cols{padding:56px 0 40px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.site-footer .about img{height:40px;width:auto;margin-bottom:14px;filter:brightness(0) invert(1)}
.site-footer .about p{font-size:14px;line-height:1.6;color:var(--muted);margin:0;max-width:34ch}
.site-footer .col-head{font-family:var(--mono);font-size:11px;letter-spacing:.1em;
  color:var(--muted-2);text-transform:uppercase;margin-bottom:14px}
.site-footer .links{display:flex;flex-direction:column;gap:9px;font-size:14px}
.site-footer .links a{color:var(--body-muted)}
.site-footer .links a:hover{color:#fff}
.site-footer .legal{padding:0 0 40px;font-family:var(--mono);font-size:12px;color:var(--muted-2)}

/* ---------- deliverable / imagery cards ---------- */
.page-card{background:#fff;padding:8px;border-radius:6px;overflow:hidden}
.page-card img{width:100%;height:auto;display:block}
.deliverable-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start;margin-bottom:28px}
.imagery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.imagery-grid figure,.feature-figure{margin:0}
.feature-figure{margin-bottom:18px}
.imagery-grid figcaption,.feature-figure figcaption{font-family:var(--mono);font-size:12px;color:var(--muted);margin-top:10px}
@media (max-width:960px){
  .deliverable-grid,.imagery-grid{grid-template-columns:1fr}
}

/* ---------- wind streamlines (gold, pure CSS/SVG) ---------- */
.has-wind{position:relative;overflow:hidden}
.has-wind>.container{position:relative;z-index:1}
.windlayer{position:absolute;inset:0;z-index:0;pointer-events:none}
.windlayer svg{width:100%;height:100%;display:block}
.windlayer path{fill:none;stroke:var(--accent);stroke-width:1.6;
  stroke-linecap:round;stroke-dasharray:140 190;
  animation:gust 11s linear infinite;opacity:.22}
.windlayer path:nth-child(2){animation-duration:15s;animation-delay:-6s;opacity:.14;stroke-width:1.2}
.windlayer path:nth-child(3){animation-duration:9s;animation-delay:-3s;opacity:.26}
.windlayer path:nth-child(4){animation-duration:17s;animation-delay:-9s;opacity:.12;stroke-width:1.2}
.windlayer path:nth-child(5){animation-duration:13s;animation-delay:-1s;opacity:.18}
.windlayer.faint path{opacity:.10}
.windlayer.faint path:nth-child(odd){opacity:.15}
@keyframes gust{to{stroke-dashoffset:-330}}
@media (prefers-reduced-motion:reduce){.windlayer path{animation:none}}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .container{padding:0 20px}
  .site-header .bar{gap:16px}
  .site-nav{overflow-x:auto;scrollbar-width:none}
  .site-nav::-webkit-scrollbar{display:none}
  .header-actions .signin{display:none}
  .hero{padding:56px 0 48px}
  .hero-grid,.hero-grid.even{grid-template-columns:1fr;gap:36px}
  .hero h1{font-size:42px}
  .hero.service h1{font-size:38px}
  .svc-grid,.price-grid,.steps{grid-template-columns:1fr}
  .hairline{grid-template-columns:1fr 1fr}
  .lic-grid{grid-template-columns:1fr}
  .band .inner{grid-template-columns:1fr}
  .site-footer .cols{grid-template-columns:1fr 1fr}
  h2.section-title{font-size:30px}
  .section-pad{padding:52px 0}
}
@media (max-width:560px){
  .hairline{grid-template-columns:1fr}
  .site-footer .cols{grid-template-columns:1fr}
  .hero h1{font-size:34px}
  .hero.service h1{font-size:32px}
  .plan .price{font-size:38px}
}