/* ============================================================
   AakarDZN — Design System
   Concept: architectural blueprint / technical drawing sheet.
   Dimension lines, corner registration marks, drawing-sheet
   title blocks — the visual language of a naksha, applied to
   the whole site rather than illustrated once and forgotten.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@500;600;700;800&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --ink:        #161B22;
  --blueprint:  #1C3A5E;
  --blueprint-2:#28527F;
  --blueprint-3:#3E75AC;
  --paper:      #F4EFE4;
  --paper-2:    #EAE2D2;
  --line:       #C9BEA4;
  --white:      #FFFDF8;
  --brick:      #B24B2C;
  --brick-dark: #8E3A21;
  --ok:         #3E6B4F;

  --display: 'Archivo', sans-serif;
  --body:    'Inter', sans-serif;
  --mono:    'IBM Plex Mono', monospace;

  --max: 1120px;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family: var(--body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.01ms !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}

:focus-visible{
  outline: 2px solid var(--brick);
  outline-offset: 3px;
}

.wrap{ max-width: var(--max); margin:0 auto; padding: 0 24px; }

/* ---------- blueprint grid backdrop ---------- */
.grid-bg{
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 34px 34px;
  background-position: -1px -1px;
  opacity: 0.35;
  position:absolute; inset:0;
  pointer-events:none;
}

/* ---------- dimension-line divider (signature element) ---------- */
.dim{
  display:flex; align-items:center; gap:14px;
  margin: 0 0 40px;
  color: var(--blueprint-2);
}
.dim::before, .dim::after{
  content:"";
  flex:1;
  height:1px;
  background: repeating-linear-gradient(90deg, var(--blueprint-3) 0 1px, transparent 1px 8px);
  position:relative;
}
.dim span{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space:nowrap;
}

/* ---------- corner registration marks ---------- */
.plate{
  position:relative;
  border: 1px solid var(--line);
  background: var(--white);
  padding: 28px 24px;
}
.plate::before, .plate::after,
.plate .c-br, .plate .c-bl{
  content:"";
  position:absolute;
  width:14px; height:14px;
  border-color: var(--blueprint);
  border-style: solid;
}
.plate::before{ top:-1px; left:-1px; border-width:2px 0 0 2px; }
.plate::after{ top:-1px; right:-1px; border-width:2px 2px 0 0; }
.plate .c-bl{ bottom:-1px; left:-1px; border-width:0 0 2px 2px; }
.plate .c-br{ bottom:-1px; right:-1px; border-width:0 2px 2px 0; }

/* ---------- header ---------- */
.site-header{
  background: var(--blueprint);
  color: var(--white);
  position: sticky; top:0; z-index:50;
  border-bottom: 3px solid var(--brick);
}
.header-row{
  display:flex; align-items:center; justify-content:space-between;
  padding: 16px 0;
}
.logo{
  font-family: var(--display);
  font-weight:800;
  font-size: 20px;
  letter-spacing: 0.02em;
  display:flex; align-items:center; gap:10px;
}
.logo-img{
  height: 34px;
  width:auto;
  display:block;
}
nav.main-nav ul{
  display:flex; gap: 28px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
nav.main-nav a{
  opacity:0.85;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: opacity .15s, border-color .15s;
}
nav.main-nav a:hover, nav.main-nav a[aria-current="page"]{
  opacity:1;
  border-color: var(--brick);
}
.nav-toggle{
  display:none;
  background:none; border:1px solid rgba(255,255,255,0.4);
  color:var(--white); font-size:20px; line-height:1;
  padding:8px 12px; cursor:pointer;
}

@media (max-width: 760px){
  nav.main-nav{
    display:none;
    position:absolute; top:100%; left:0; right:0;
    background: var(--blueprint-2);
    border-top: 1px solid rgba(255,255,255,0.15);
  }
  nav.main-nav.open{ display:block; }
  nav.main-nav ul{ flex-direction:column; gap:0; }
  nav.main-nav li{ border-bottom:1px solid rgba(255,255,255,0.1); }
  nav.main-nav a{ display:block; padding: 14px 24px; border-bottom:none; }
  .nav-toggle{ display:block; }
}

/* ---------- hero ---------- */
.hero{
  position:relative;
  background: var(--blueprint);
  color: var(--white);
  overflow:hidden;
  padding: 84px 0 96px;
}
.hero .wrap{ position:relative; z-index:2; }
.hero .eyebrow{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform:uppercase;
  color: #EBD9A8;
  display:flex; align-items:center; gap:10px;
  margin-bottom: 18px;
}
.hero .eyebrow::before{
  content:"";
  width:8px; height:8px;
  background: var(--brick);
  display:inline-block;
}
.hero h1{
  font-family: var(--display);
  font-weight:800;
  font-size: clamp(32px, 6vw, 56px);
  line-height:1.08;
  max-width: 16ch;
  letter-spacing: -0.01em;
}
.hero p.lede{
  margin-top: 22px;
  font-size: 18px;
  max-width: 46ch;
  color: #DCE6EF;
}
.hero .cta-row{
  margin-top: 34px;
  display:flex; gap:16px; flex-wrap:wrap;
}

.btn{
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 14px 24px;
  display:inline-block;
  border: 1px solid transparent;
  cursor:pointer;
  transition: transform .12s ease, background .15s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{ background: var(--brick); color: var(--white); }
.btn-primary:hover{ background: var(--brick-dark); }
.btn-outline{ border-color: rgba(255,255,255,0.5); color: var(--white); }
.btn-outline:hover{ border-color: var(--white); }
.btn-dark-outline{ border-color: var(--blueprint); color: var(--blueprint); }
.btn-dark-outline:hover{ background: var(--blueprint); color:var(--white); }

/* ---------- sections ---------- */
section{ padding: 76px 0; }
.section-tight{ padding: 56px 0; }
h2.section-title{
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(26px, 4vw, 36px);
  color: var(--ink);
  margin-bottom: 14px;
}
p.section-sub{
  max-width: 60ch;
  color: #4B5563;
  margin-bottom: 40px;
  font-size: 16px;
}

/* ---------- services grid ---------- */
.services-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(230px,1fr));
  gap: 22px;
}
.service-card{
  position:relative;
  padding: 26px 22px 22px;
}
.service-card .num{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--brick);
  letter-spacing:0.1em;
}
.service-card h3{
  font-family: var(--display);
  font-size: 19px;
  margin: 10px 0 10px;
  color: var(--blueprint);
}
.service-card p{ font-size: 14.5px; color:#4B5563; }
.service-card .scope{
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--mono);
  font-size: 11.5px;
  color: #7A8699;
  letter-spacing: 0.02em;
}

/* ---------- why strip ---------- */
.why-strip{
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.why-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 30px;
}
.why-grid .item{ display:flex; gap:14px; }
.why-grid .tick{
  font-family: var(--mono);
  color: var(--brick);
  font-weight:600;
}
.why-grid h4{
  font-family: var(--display);
  font-size: 15.5px;
  margin-bottom: 4px;
}
.why-grid p{ font-size: 13.5px; color:#5B6472; }

/* ---------- portfolio grid ---------- */
.portfolio-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(260px,1fr));
  gap: 24px;
}
.project-card{ overflow:hidden; }
.project-thumb{
  aspect-ratio: 4/3;
  background:
    linear-gradient(135deg, var(--blueprint) 0%, var(--blueprint-2) 100%);
  position:relative;
  display:flex; align-items:center; justify-content:center;
}
.project-thumb::before{
  content:"";
  position:absolute; inset:10px;
  border: 1px dashed rgba(255,255,255,0.35);
}
.project-thumb span{
  font-family: var(--mono);
  color: rgba(255,255,255,0.75);
  font-size: 12px;
  letter-spacing: 0.06em;
  z-index:1;
}
.project-body{ padding: 18px 20px 20px; }
.project-tag{
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brick);
  border: 1px solid var(--brick);
  display:inline-block;
  padding: 3px 8px;
  margin-bottom: 10px;
}
.project-body h3{
  font-family: var(--display);
  font-size: 17px;
  color: var(--blueprint);
  margin-bottom: 6px;
}
.project-body p{ font-size: 13.5px; color:#5B6472; }

.filter-bar{
  display:flex; gap:10px; flex-wrap:wrap;
  margin-bottom: 34px;
  font-family: var(--mono);
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.filter-bar button{
  background: var(--white);
  border: 1px solid var(--line);
  padding: 8px 16px;
  cursor:pointer;
  color: var(--ink);
}
.filter-bar button.active{
  background: var(--blueprint);
  color: var(--white);
  border-color: var(--blueprint);
}

.pending-note{
  font-family: var(--mono);
  font-size: 12.5px;
  color: #7A8699;
  border-top: 1px dashed var(--line);
  padding-top: 18px;
  margin-top: 40px;
}

/* ---------- about ---------- */
.approach-list{ display:flex; flex-direction:column; gap:22px; }
.approach-item{
  display:grid;
  grid-template-columns: 90px 1fr;
  gap: 18px;
  align-items:start;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}
.approach-item:last-child{ border-bottom:none; }
.approach-item .tag{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--brick);
  letter-spacing: 0.06em;
  padding-top: 3px;
}
.approach-item h4{
  font-family: var(--display);
  font-size: 16.5px;
  margin-bottom: 6px;
  color: var(--blueprint);
}
.approach-item p{ font-size: 14.5px; color:#4B5563; }

.story-block{
  max-width: 68ch;
  font-size: 17px;
  color: #333B47;
}
.story-block p + p{ margin-top: 16px; }

/* ---------- contact ---------- */
.contact-layout{
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
}
@media (max-width: 820px){ .contact-layout{ grid-template-columns: 1fr; } }

.field{ margin-bottom: 18px; }
.field label{
  display:block;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blueprint-2);
  margin-bottom: 6px;
}
.field input, .field select, .field textarea{
  width:100%;
  font-family: var(--body);
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
}
.field textarea{ min-height: 120px; resize:vertical; }
.field input:focus, .field select:focus, .field textarea:focus{
  outline: 2px solid var(--brick);
  outline-offset: 1px;
  border-color: var(--brick);
}
form .btn{ border:none; }

.info-card{ padding: 26px; }
.info-row{
  display:flex; gap:14px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--line);
}
.info-row:last-child{ border-bottom:none; }
.info-row .k{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--brick);
  letter-spacing: 0.06em;
  min-width: 78px;
  padding-top:2px;
}
.info-row .v{ font-size: 14.5px; color:#333B47; line-height:1.5; }
.info-row a{ text-decoration: underline; text-underline-offset:2px; }

.map-embed{
  margin-top: 22px;
  border: 1px solid var(--line);
  aspect-ratio: 16/10;
  overflow:hidden;
}
.map-embed iframe{ width:100%; height:100%; border:0; }

/* ---------- final CTA band ---------- */
.cta-band{
  background: var(--blueprint);
  color: var(--white);
  text-align:center;
  padding: 64px 0;
}
.cta-band h2{
  font-family: var(--display);
  font-weight:800;
  font-size: clamp(24px,4vw,34px);
  margin-bottom: 12px;
}
.cta-band p{ color:#DCE6EF; margin-bottom: 26px; }

/* ---------- footer ---------- */
footer{
  background: var(--ink);
  color: #B9C0CC;
  padding: 40px 0 26px;
  font-size: 13.5px;
}
.footer-row{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:20px;
  padding-bottom: 22px;
  border-bottom: 1px solid #2A313D;
  margin-bottom: 18px;
}
footer .foot-logo{
  font-family: var(--display);
  font-weight:800;
  color: var(--white);
  font-size: 17px;
}
footer .foot-links{ display:flex; gap:22px; font-family: var(--mono); font-size:12.5px; letter-spacing:0.04em; }
footer .foot-bottom{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; font-family: var(--mono); font-size:11.5px; color:#7A8699; }

/* ---------- whatsapp float ---------- */
.wa-float{
  position: fixed;
  right: 20px; bottom: 20px;
  width: 56px; height:56px;
  background: var(--ok);
  color: var(--white);
  border-radius: 50%;
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
  z-index: 60;
  transition: transform .15s ease;
}
.wa-float:hover{ transform: scale(1.06); }
.wa-float svg{ width:26px; height:26px; fill:var(--white); }

/* ---------- page header (inner pages) ---------- */
.page-hero{
  position:relative;
  background: var(--blueprint);
  color: var(--white);
  padding: 56px 0 62px;
  overflow:hidden;
}
.page-hero .wrap{ position:relative; z-index:2; }
.page-hero h1{
  font-family: var(--display);
  font-weight:800;
  font-size: clamp(28px,5vw,42px);
}
.page-hero p{ margin-top:12px; color:#DCE6EF; font-size:16px; max-width:52ch; }

@media (max-width: 600px){
  .hero{ padding: 56px 0 64px; }
  section{ padding: 56px 0; }
  .approach-item{ grid-template-columns: 1fr; }
}