/* ==========================================================================
   FIYRR — Construction Project Control Software
   Design system: "Blueprint / Title Block"
   Grounded in construction-document vernacular: drawing sheets, title
   blocks, revision clouds, hairline grids, sheet numbering.
   ========================================================================== */

:root{
  /* Color */
  --fi-ink:        #10151F;   /* near-black, primary text on light */
  --fi-blueprint:  #0B3B60;   /* deep blueprint blue — brand primary */
  --fi-blueprint-2:#124C79;   /* secondary blue, gradients */
  --fi-blueprint-3:#0A2E4B;   /* darkest blue, footer/hero base */
  --fi-paper:      #EEF2F5;   /* cool drafting-paper background */
  --fi-paper-2:    #FFFFFF;   /* card surface */
  --fi-line:       #C9D4DB;   /* hairline / grid rule */
  --fi-line-soft:  #DEE6EA;
  --fi-steel:      #4B5A66;   /* secondary text */
  --fi-steel-2:    #7C8B96;   /* tertiary / captions */
  --fi-signal:     #FF6A1A;   /* safety-orange accent */
  --fi-signal-dark:#E0570E;
  --fi-good:       #1E8A5F;

  /* Type */
  --f-display: "Space Grotesk", "Arial Narrow", sans-serif;
  --f-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --f-mono: "IBM Plex Mono", "Courier New", monospace;

  --radius: 4px;
  --container: 1240px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--f-body);
  color:var(--fi-ink);
  background:var(--fi-paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{
  font-family:var(--f-display);
  font-weight:600;
  line-height:1.1;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
p{margin:0 0 1em;color:var(--fi-steel);}
.wrap{max-width:var(--container);margin:0 auto;padding:0 28px;}
:focus-visible{outline:2px solid var(--fi-signal);outline-offset:2px;}

/* -------- Sheet / title-block signature devices -------- */
.eyebrow{
  font-family:var(--f-mono);
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--fi-signal-dark);
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;height:1px;background:var(--fi-signal);display:inline-block;
}
.eyebrow.light{color:#FFB98A;}
.eyebrow.light::before{background:#FFB98A;}

.titleblock{
  border-top:1px solid var(--fi-line);
  margin-top:18px;
  padding-top:10px;
  display:flex;
  flex-wrap:wrap;
  gap:6px 22px;
  font-family:var(--f-mono);
  font-size:11px;
  letter-spacing:.04em;
  color:var(--fi-steel-2);
  text-transform:uppercase;
}
.titleblock span b{color:var(--fi-steel);font-weight:600;}

.grid-mark{
  position:relative;
}
.grid-mark::after{
  content:"+";
  position:absolute;
  top:-6px;left:-14px;
  font-family:var(--f-mono);
  font-size:12px;
  color:var(--fi-line);
}

/* ==========================================================================
   HEADER / NAV
   ========================================================================== */
.fi-nav{
  position:sticky;top:0;z-index:500;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 28px;
  height:72px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--fi-line);
}
.fi-brand{
  display:flex;align-items:center;gap:10px;
  font-family:var(--f-display);
  font-weight:700;
  font-size:20px;
  color:var(--fi-ink);
  flex-shrink:0;
}
.fi-brand img{height:30px;width:auto;}

.fi-nav-links{
  display:flex;align-items:center;gap:2px;
  margin:0 auto;
  padding-left:36px;
}
.fi-nav-item{position:relative;}
.fi-nav-item > a, .fi-nav-item > button{
  font-family:var(--f-body);
  font-size:14.5px;
  font-weight:600;
  color:var(--fi-ink);
  background:none;border:none;cursor:pointer;
  display:flex;align-items:center;gap:6px;
  padding:14px 16px;
  height:72px;
}
.fi-nav-item > a:hover, .fi-nav-item > button:hover,
.fi-nav-item.open > button{color:var(--fi-blueprint);}
.fi-caret{
  width:8px;height:8px;
  border-right:1.6px solid currentColor;
  border-bottom:1.6px solid currentColor;
  transform:rotate(45deg);
  margin-top:-4px;
  transition:transform .15s ease;
}
.fi-nav-item.open .fi-caret{transform:rotate(-135deg);margin-top:2px;}

.fi-mega{
  position:absolute;
  top:100%;left:50%;
  transform:translateX(-50%);
  min-width:640px;
  background:#fff;
  border:1px solid var(--fi-line);
  border-radius:8px;
  box-shadow:0 18px 40px -12px rgba(11,59,96,.22);
  padding:22px;
  display:none;
  grid-template-columns:1fr 1fr;
  gap:2px 18px;
}
.fi-nav-item.open .fi-mega{display:grid;}
.fi-mega.narrow{min-width:300px;grid-template-columns:1fr;}
.fi-mega a{
  display:flex;gap:12px;align-items:flex-start;
  padding:10px 10px;border-radius:6px;
}
.fi-mega a:hover{background:var(--fi-paper);}
.fi-mega .ic{
  flex-shrink:0;width:34px;height:34px;border-radius:7px;
  background:var(--fi-paper);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--f-mono);font-size:11px;font-weight:700;
  color:var(--fi-blueprint);
  border:1px solid var(--fi-line);
}
.fi-mega .tt{font-weight:700;font-size:14px;color:var(--fi-ink);margin-bottom:2px;}
.fi-mega .dd{font-size:12.5px;color:var(--fi-steel-2);line-height:1.4;}
.fi-mega-foot{
  grid-column:1/-1;
  border-top:1px solid var(--fi-line-soft);
  margin-top:8px;padding-top:12px;
  display:flex;justify-content:space-between;align-items:center;
}
.fi-mega-foot a{font-size:13px;font-weight:700;color:var(--fi-signal-dark);padding:0;}

.fi-nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.fi-nav-link{font-size:14px;font-weight:600;color:var(--fi-steel);padding:8px 10px;}
.fi-nav-link:hover{color:var(--fi-blueprint);}
.fi-btn{
  font-family:var(--f-body);
  font-size:14px;font-weight:700;
  padding:10px 18px;border-radius:6px;
  border:1px solid transparent;
  display:inline-flex;align-items:center;gap:8px;
  cursor:pointer;
  transition:transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.fi-btn-outline{border-color:var(--fi-line);color:var(--fi-ink);background:#fff;}
.fi-btn-outline:hover{border-color:var(--fi-blueprint);color:var(--fi-blueprint);}
.fi-btn-solid{background:var(--fi-signal);color:#fff;}
.fi-btn-solid:hover{background:var(--fi-signal-dark);transform:translateY(-1px);}
.fi-btn-ghost-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.35);}
.fi-btn-ghost-dark:hover{border-color:#fff;}

.fi-burger{display:none;background:none;border:none;cursor:pointer;padding:8px;}
.fi-burger span{display:block;width:22px;height:2px;background:var(--fi-ink);margin:5px 0;}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  position:relative;
  background:
    linear-gradient(180deg, var(--fi-blueprint-3) 0%, var(--fi-blueprint) 100%);
  color:#fff;
  overflow:hidden;
  border-bottom:4px solid var(--fi-signal);
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size:44px 44px;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.9), rgba(0,0,0,.15));
  pointer-events:none;
}
.hero-inner{
  position:relative;z-index:1;
  padding:88px 28px 64px;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:40px;
  align-items:center;
}
.hero h1{font-size:clamp(34px,4.4vw,58px);color:#fff;max-width:15ch;}
.hero .lede{color:#C9DCEA;font-size:18px;max-width:46ch;}
.hero-actions{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap;}
.hero-stats{
  display:flex;gap:0;
  margin-top:44px;
  border-top:1px solid rgba(255,255,255,.18);
  padding-top:20px;
}
.hero-stats div{padding-right:32px;margin-right:32px;border-right:1px solid rgba(255,255,255,.18);}
.hero-stats div:last-child{border-right:none;}
.hero-stats b{display:block;font-family:var(--f-display);font-size:26px;color:#fff;}
.hero-stats span{font-size:12px;color:#9FBBD0;font-family:var(--f-mono);text-transform:uppercase;letter-spacing:.06em;}

.hero-sheet{
  background:#fff;
  border-radius:8px;
  padding:0;
  overflow:hidden;
  box-shadow:0 30px 70px -20px rgba(0,0,0,.5);
  border:1px solid rgba(255,255,255,.25);
}
.hero-sheet .bar{
  background:var(--fi-paper);
  padding:10px 16px;
  display:flex;justify-content:space-between;align-items:center;
  border-bottom:1px solid var(--fi-line);
  font-family:var(--f-mono);font-size:11px;color:var(--fi-steel-2);
}
.hero-sheet .body{padding:20px;}
.hero-sheet .row{
  display:flex;justify-content:space-between;align-items:center;
  padding:11px 0;border-bottom:1px dashed var(--fi-line-soft);
  font-size:13.5px;
}
.hero-sheet .row:last-child{border-bottom:none;}
.tag{
  font-family:var(--f-mono);font-size:10.5px;font-weight:700;
  padding:3px 8px;border-radius:20px;text-transform:uppercase;letter-spacing:.03em;
}
.tag.ok{background:#E4F5EC;color:var(--fi-good);}
.tag.wait{background:#FFF1E4;color:var(--fi-signal-dark);}
.tag.info{background:#E7F0F7;color:var(--fi-blueprint);}

/* ==========================================================================
   SECTIONS
   ========================================================================== */
section{padding:84px 0;}
.section-head{max-width:680px;margin-bottom:48px;}
.section-head h2{font-size:clamp(26px,3vw,38px);color:var(--fi-ink);}
.section-head p{font-size:16.5px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head.center .eyebrow{justify-content:center;}
.section-head.center .eyebrow::before{display:none;}

.bg-dark{background:var(--fi-blueprint-3);color:#fff;}
.bg-dark p{color:#B9D0E0;}
.bg-dark h2,.bg-dark h3{color:#fff;}
.bg-paper2{background:var(--fi-paper-2);}
.bordered{border-top:1px solid var(--fi-line);border-bottom:1px solid var(--fi-line);}

/* Module grid */
.mod-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--fi-line);
  border:1px solid var(--fi-line);
  border-radius:10px;
  overflow:hidden;
}
.mod-card{
  background:#fff;
  padding:28px 26px;
  display:flex;flex-direction:column;
  min-height:220px;
  transition:background .15s ease;
}
.mod-card:hover{background:#FBFCFD;}
.mod-card .code{
  font-family:var(--f-mono);font-size:11px;color:var(--fi-signal-dark);
  letter-spacing:.08em;margin-bottom:14px;font-weight:700;
}
.mod-card h3{font-size:19px;margin-bottom:8px;}
.mod-card p{font-size:14px;margin-bottom:16px;flex-grow:1;}
.mod-card .go{
  font-size:13px;font-weight:700;color:var(--fi-blueprint);
  display:inline-flex;align-items:center;gap:6px;
}
.mod-card .go::after{content:"→";transition:transform .15s ease;}
.mod-card:hover .go::after{transform:translateX(3px);}

/* Feature list rows */
.feat-rows{border-top:1px solid var(--fi-line);}
.feat-row{
  display:grid;grid-template-columns:220px 1fr;gap:32px;
  padding:30px 0;border-bottom:1px solid var(--fi-line);
}
.feat-row .num{font-family:var(--f-mono);color:var(--fi-signal-dark);font-weight:700;font-size:13px;}
.feat-row h4{font-size:19px;margin-bottom:8px;}
.feat-row p{margin:0;max-width:60ch;}

/* Cards generic */
.card{
  background:#fff;border:1px solid var(--fi-line);border-radius:10px;
  padding:26px;
}
.card h3{font-size:18px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}

/* Steps */
.steps{border-top:1px solid var(--fi-line);}
.step{
  display:grid;grid-template-columns:70px 1fr;gap:20px;
  padding:26px 0;border-bottom:1px solid var(--fi-line);
}
.step .n{
  font-family:var(--f-mono);font-size:22px;font-weight:700;color:var(--fi-line);
}
.step h4{font-size:17px;margin-bottom:4px;}

/* Logos strip */
.logo-strip{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;
}
.logo-chip{
  border:1px solid var(--fi-line);background:#fff;border-radius:6px;
  padding:12px 18px;font-family:var(--f-mono);font-weight:700;font-size:13px;
  color:var(--fi-steel);letter-spacing:.02em;
}

/* CTA band */
.cta-band{
  background:var(--fi-blueprint);
  background-image:linear-gradient(120deg,var(--fi-blueprint) 0%,var(--fi-blueprint-2) 100%);
  color:#fff;border-radius:14px;
  padding:52px;
  display:flex;justify-content:space-between;align-items:center;gap:30px;
  flex-wrap:wrap;
  border:1px solid rgba(255,255,255,.12);
}
.cta-band h3{color:#fff;font-size:28px;margin-bottom:6px;}
.cta-band p{color:#CBE0EF;margin:0;}

/* Quote */
.quote-block{max-width:760px;margin:0 auto;text-align:center;}
.quote-block q{
  font-family:var(--f-display);font-size:24px;line-height:1.4;
  color:var(--fi-ink);display:block;margin-bottom:22px;quotes:none;
}
.quote-block q::before,.quote-block q::after{content:"";}
.quote-who b{display:block;font-size:14px;}
.quote-who span{font-size:13px;color:var(--fi-steel-2);}

/* Table */
table.dtable{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--fi-line);border-radius:8px;overflow:hidden;}
table.dtable th, table.dtable td{padding:13px 18px;text-align:left;border-bottom:1px solid var(--fi-line-soft);font-size:14px;}
table.dtable th{font-family:var(--f-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--fi-steel-2);background:var(--fi-paper);}
table.dtable tr:last-child td{border-bottom:none;}

/* Pricing */
.price-card{
  background:#fff;border:1px solid var(--fi-line);border-radius:12px;padding:30px;
  display:flex;flex-direction:column;
}
.price-card.hi{border-color:var(--fi-signal);box-shadow:0 20px 40px -20px rgba(255,106,26,.35);position:relative;}
.price-card .amt{font-family:var(--f-display);font-size:38px;margin:14px 0 4px;}
.price-card .amt span{font-size:14px;color:var(--fi-steel-2);font-family:var(--f-body);}
.price-card ul{margin:20px 0;flex-grow:1;}
.price-card li{
  padding:8px 0;border-bottom:1px dashed var(--fi-line-soft);font-size:14px;
  display:flex;gap:8px;color:var(--fi-steel);
}
.price-card li::before{content:"✓";color:var(--fi-good);font-weight:700;}
.pill{
  position:absolute;top:-13px;left:30px;background:var(--fi-signal);color:#fff;
  font-family:var(--f-mono);font-size:11px;padding:4px 10px;border-radius:20px;letter-spacing:.04em;
}

/* FAQ */
.faq-item{border-bottom:1px solid var(--fi-line);padding:22px 0;}
.faq-item summary{cursor:pointer;font-weight:700;font-size:16px;list-style:none;display:flex;justify-content:space-between;align-items:center;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-family:var(--f-mono);font-size:20px;color:var(--fi-signal-dark);}
.faq-item[open] summary::after{content:"–";}
.faq-item p{margin-top:12px;}

/* Blog */
.blog-card{background:#fff;border:1px solid var(--fi-line);border-radius:10px;overflow:hidden;display:flex;flex-direction:column;}
.blog-card .thumb{height:150px;background:linear-gradient(135deg,var(--fi-blueprint),var(--fi-blueprint-2));display:flex;align-items:flex-end;padding:14px;}
.blog-card .thumb span{font-family:var(--f-mono);color:#fff;font-size:11px;letter-spacing:.06em;text-transform:uppercase;background:rgba(0,0,0,.25);padding:4px 8px;border-radius:4px;}
.blog-card .b{padding:20px;flex-grow:1;display:flex;flex-direction:column;}
.blog-card h3{font-size:16.5px;}
.blog-card .meta{font-family:var(--f-mono);font-size:11px;color:var(--fi-steel-2);margin-bottom:10px;text-transform:uppercase;}

/* Form */
.form-card{background:#fff;border:1px solid var(--fi-line);border-radius:12px;padding:34px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;}
.form-field{display:flex;flex-direction:column;gap:6px;}
.form-field label{font-size:12.5px;font-weight:700;color:var(--fi-steel);}
.form-field input,.form-field select,.form-field textarea{
  border:1px solid var(--fi-line);border-radius:6px;padding:11px 12px;font-family:var(--f-body);font-size:14px;background:#fff;color:var(--fi-ink);
}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{border-color:var(--fi-blueprint);outline:none;}

/* ==========================================================================
   FOOTER
   ========================================================================== */
footer.fi-footer{
  background:var(--fi-blueprint-3);color:#CBD9E3;
  padding:64px 0 0;
}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:30px;padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.1);}
.foot-brand{display:flex;align-items:center;gap:10px;font-family:var(--f-display);font-weight:700;font-size:19px;color:#fff;margin-bottom:14px;}
.foot-brand img{height:26px;}
.foot-grid h5{font-family:var(--f-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;color:#8CA9BE;margin-bottom:16px;}
.foot-grid li{margin-bottom:10px;font-size:14px;}
.foot-grid a:hover{color:#fff;}
.foot-bottom{
  display:flex;justify-content:space-between;align-items:center;
  padding:22px 0;font-size:12.5px;color:#7E97A9;flex-wrap:wrap;gap:10px;
}
.foot-social{display:flex;gap:12px;}
.foot-social a{
  width:32px;height:32px;border:1px solid rgba(255,255,255,.18);border-radius:6px;
  display:flex;align-items:center;justify-content:center;font-size:13px;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr;}
  .mod-grid{grid-template-columns:repeat(2,1fr);}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .feat-row{grid-template-columns:1fr;gap:8px;}
}
@media (max-width:760px){
  .fi-nav-links{display:none;}
  .fi-burger{display:block;}
  .fi-nav-link{display:none;}
  .mod-grid{grid-template-columns:1fr;}
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}
  .hero-stats{flex-wrap:wrap;}
  .hero-stats div{padding-right:20px;margin-right:20px;margin-bottom:14px;}
  .cta-band{flex-direction:column;text-align:center;}
  .form-row{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  section{padding:56px 0;}
}

@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;}
}