/* =========================================================
   DISCOVER DHOLERA — Design System
   Concept: "City Control Room" — light, institutional, data-driven.
   Inspired by Dholera's real ABCD Building ICT dashboard, which
   monitors water, traffic and power across the city in real time.
   ========================================================= */

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

:root{
  /* Color tokens */
  --ink:        #0B1F3A;   /* deep institutional navy */
  --ink-soft:   #4A5C78;   /* secondary text on light bg */
  --base:       #F7F9FB;   /* page background — cool, not cream */
  --panel:      #FFFFFF;   /* card/panel background */
  --sand:       #ECF0F4;   /* muted section background */
  --line:       #DBE2EA;   /* hairline borders */
  --amber:      #F2A93B;   /* Gujarat sun / primary CTA */
  --amber-ink:  #7A4E06;   /* text on amber */
  --teal:       #0E8C8C;   /* smart-grid / tech accent */
  --teal-dark:  #0A6B6B;
  --green:      #2F9E5B;   /* status: operational */
  --amber-dot:  #E08E1D;   /* status: in progress */

  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 1px 2px rgba(11,31,58,0.04), 0 8px 24px rgba(11,31,58,0.06);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--base);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:'Space Grotesk',sans-serif;
  color:var(--ink);
  line-height:1.15;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2.1rem,4.5vw,3.4rem); font-weight:700;}
h2{font-size:clamp(1.5rem,2.8vw,2.1rem); font-weight:700;}
h3{font-size:1.2rem; font-weight:600;}
p{margin:0 0 1em; color:var(--ink-soft);}
a{color:var(--teal-dark); text-decoration:none;}
a:hover{text-decoration:underline;}
img{max-width:100%;display:block;}

.mono{font-family:'IBM Plex Mono',monospace;}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--teal-dark);
  display:flex;
  align-items:center;
  gap:.5em;
  margin-bottom:.6em;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--amber);flex:none;}

.wrap{max-width:1180px;margin:0 auto;padding:0 24px;}
.section{padding:64px 0;}
.section-tight{padding:40px 0;}
.section-alt{background:var(--sand);}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:.5em;
  font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:.95rem;
  padding:13px 24px;border-radius:8px;border:1px solid transparent;
  cursor:pointer;transition:transform .15s ease, box-shadow .15s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px);}
.btn-primary{background:var(--amber);color:var(--amber-ink);box-shadow:0 4px 14px rgba(242,169,59,.35);}
.btn-primary:hover{box-shadow:0 6px 20px rgba(242,169,59,.45);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-outline:hover{border-color:var(--teal);color:var(--teal-dark);}
.btn-sm{padding:9px 16px;font-size:.85rem;}

/* Header */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(247,249,251,0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 0;
}
.logo{
  font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.15rem;color:var(--ink);
  display:flex;align-items:center;gap:8px;
}
.logo .dot{width:10px;height:10px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 3px rgba(14,140,140,.15);}
nav.primary{display:flex;gap:22px;flex-wrap:wrap;}
nav.primary a{
  font-size:.88rem;font-weight:500;color:var(--ink-soft);white-space:nowrap;
}
nav.primary a:hover{color:var(--teal-dark);text-decoration:none;}
.nav-cta{display:flex;gap:10px;align-items:center;}
.menu-toggle{display:none;}

/* Status ticker — signature element mimicking the ABCD Building ICT dashboard */
.ticker{
  background:var(--ink);color:#fff;
  overflow:hidden;white-space:nowrap;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.ticker-track{
  display:inline-flex;align-items:center;gap:40px;
  padding:9px 0;
  animation:scroll-left 38s linear infinite;
}
.ticker-item{display:inline-flex;align-items:center;gap:8px;font-family:'IBM Plex Mono',monospace;font-size:.78rem;color:#DCE6EE;}
.status-dot{width:7px;height:7px;border-radius:50%;flex:none;}
.status-dot.op{background:var(--green);box-shadow:0 0 0 3px rgba(47,158,91,.25);}
.status-dot.prog{background:var(--amber-dot);box-shadow:0 0 0 3px rgba(224,142,29,.25);}
@keyframes scroll-left{0%{transform:translateX(0);}100%{transform:translateX(-50%);}}
@media (prefers-reduced-motion: reduce){.ticker-track{animation:none;}}

/* Hero */
.hero{padding:64px 0 40px;}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;}
.hero-tag{display:inline-block;background:rgba(14,140,140,.08);color:var(--teal-dark);
  font-family:'IBM Plex Mono',monospace;font-size:.75rem;letter-spacing:.08em;
  padding:6px 12px;border-radius:20px;margin-bottom:16px;border:1px solid rgba(14,140,140,.2);}
.hero p.lead{font-size:1.08rem;max-width:46ch;}
.hero-actions{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap;}
.hero-note{margin-top:16px;font-size:.82rem;color:var(--ink-soft);}

/* Dashboard panel (hero visual) */
.panel{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:22px;
}
.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.panel-head .eyebrow{margin-bottom:0;}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.stat{background:var(--sand);border-radius:8px;padding:14px;}
.stat .num{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.6rem;color:var(--ink);}
.stat .lbl{font-size:.76rem;color:var(--ink-soft);margin-top:2px;}
.bar{height:6px;background:var(--line);border-radius:4px;overflow:hidden;margin-top:8px;}
.bar > span{display:block;height:100%;background:var(--teal);border-radius:4px;}
.bar.amber > span{background:var(--amber);}

/* Cards / grids */
.grid{display:grid;gap:20px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;transition:box-shadow .15s ease, transform .15s ease;
}
.card:hover{box-shadow:var(--shadow);transform:translateY(-2px);}
.card .idx{font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:var(--teal-dark);margin-bottom:8px;display:block;}
.card h3{margin-bottom:6px;}
.card p{font-size:.92rem;margin-bottom:10px;}
.card a.more{font-size:.84rem;font-weight:600;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;
  padding:4px 10px;border-radius:20px;background:var(--sand);color:var(--ink-soft);
}

/* Section header row */
.section-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:30px;gap:20px;flex-wrap:wrap;}
.section-head p{max-width:52ch;margin:0;}

/* News list */
.news-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);}
.news-item:last-child{border-bottom:none;}
.news-date{font-family:'IBM Plex Mono',monospace;font-size:.76rem;color:var(--ink-soft);flex:none;width:96px;padding-top:3px;}
.news-body h3{font-size:1rem;margin-bottom:4px;}
.news-body p{font-size:.9rem;margin-bottom:0;}

/* FAQ */
details.faq{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px 20px;margin-bottom:12px;}
details.faq summary{cursor:pointer;font-weight:600;font-family:'Space Grotesk',sans-serif;list-style:none;display:flex;justify-content:space-between;align-items:center;}
details.faq summary::-webkit-details-marker{display:none;}
details.faq summary::after{content:"+";font-size:1.3rem;color:var(--teal-dark);}
details.faq[open] summary::after{content:"–";}
details.faq p{margin-top:12px;margin-bottom:0;}

/* Table */
table.data{width:100%;border-collapse:collapse;background:var(--panel);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);}
table.data th,table.data td{padding:12px 16px;text-align:left;font-size:.9rem;border-bottom:1px solid var(--line);}
table.data th{background:var(--sand);font-family:'Space Grotesk',sans-serif;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-soft);}
table.data tr:last-child td{border-bottom:none;}

/* Breadcrumb */
.crumbs{font-size:.82rem;color:var(--ink-soft);margin-bottom:18px;}
.crumbs a{color:var(--ink-soft);}
.crumbs a:hover{color:var(--teal-dark);}

/* Lead form */
.lead-form{background:var(--ink);border-radius:var(--radius-lg);padding:40px;color:#fff;}
.lead-form h2{color:#fff;}
.lead-form p{color:#B9C6D6;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px;}
.form-row.full{grid-template-columns:1fr;}
input,select{
  width:100%;padding:12px 14px;border-radius:8px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);color:#fff;font-family:'Inter',sans-serif;font-size:.92rem;
}
input::placeholder{color:#8FA0B5;}
input:focus,select:focus{outline:2px solid var(--amber);outline-offset:1px;}
select option{color:#000;}

/* Footer */
footer.site{background:var(--ink);color:#B9C6D6;padding:56px 0 28px;margin-top:64px;}
footer.site h4{color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;font-family:'IBM Plex Mono',monospace;margin-bottom:14px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:32px;}
footer.site a{color:#B9C6D6;font-size:.88rem;display:block;margin-bottom:8px;}
footer.site a:hover{color:#fff;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:20px;font-size:.78rem;color:#7E90A6;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}
.foot-disclaimer{font-size:.76rem;color:#6C7D93;max-width:900px;margin-top:10px;line-height:1.6;}

/* Coming-soon strip for stub pages */
.stub-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.stub-list .card{padding:18px 20px;}
.stub-list .card h3{font-size:.98rem;}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .form-row{grid-template-columns:1fr;}
}
@media (max-width: 720px){
  nav.primary{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:var(--panel);border-bottom:1px solid var(--line);
    flex-direction:column;gap:0;padding:8px 24px 16px;box-shadow:var(--shadow);
  }
  nav.primary.open{display:flex;}
  nav.primary a{padding:10px 0;border-bottom:1px solid var(--line);}
  .menu-toggle{
    display:inline-flex;align-items:center;justify-content:center;
    width:38px;height:38px;border-radius:8px;border:1px solid var(--line);
    background:var(--panel);cursor:pointer;
  }
  .grid-4,.grid-3,.grid-2,.stub-list{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .hero{padding:36px 0 24px;}
  .section{padding:44px 0;}
}

/* Focus visibility (accessibility) */
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--teal);outline-offset:2px;}

/* Ad slot wrapper — visible placeholder until real AdSense ads render */
.ad-slot{
  border:1px dashed var(--line);
  border-radius:8px;
  background:var(--sand);
  min-height:90px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  position:relative;
  overflow:hidden;
}
.ad-slot .ad-label{
  position:absolute;top:8px;left:12px;
  font-family:'IBM Plex Mono',monospace;font-size:.68rem;letter-spacing:.08em;
  color:var(--ink-soft);text-transform:uppercase;
}
.ad-slot ins.adsbygoogle{width:100%;}

/* Homepage hero image slider */
.slider{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow);border:1px solid var(--line);
  aspect-ratio:16/9;background:var(--sand);
}
.slider-track{position:relative;width:100%;height:100%;}
.slide{
  position:absolute;inset:0;opacity:0;transition:opacity .8s ease;
}
.slide.active{opacity:1;}
.slide img{width:100%;height:100%;object-fit:cover;display:block;}
.slide-caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:20px 22px 16px;
  background:linear-gradient(to top, rgba(11,31,58,.82), rgba(11,31,58,0));
  color:#fff;
}
.slide-caption .eyebrow{color:#8FD9D9;margin-bottom:4px;}
.slide-caption h3{color:#fff;font-size:1.05rem;margin:0;}
.slider-dots{
  position:absolute;bottom:14px;right:18px;display:flex;gap:7px;z-index:2;
}
.slider-dots button{
  width:8px;height:8px;border-radius:50%;border:none;background:rgba(255,255,255,.5);
  cursor:pointer;padding:0;
}
.slider-dots button.active{background:#fff;width:22px;border-radius:4px;transition:width .2s ease;}
.slider-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:2;
  width:38px;height:38px;border-radius:50%;border:none;
  background:rgba(11,31,58,.55);color:#fff;font-size:1rem;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.slider-arrow:hover{background:rgba(11,31,58,.8);}
.slider-arrow.prev{left:14px;}
.slider-arrow.next{right:14px;}
@media (max-width:720px){.slider-arrow{display:none;}}

/* Feature / content images used across pages */
.feature-img{
  width:100%;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);margin:28px 0;aspect-ratio:16/7;
}
.feature-img img{width:100%;height:100%;object-fit:cover;display:block;}
.card-img{
  width:100%;aspect-ratio:4/3;border-radius:8px;overflow:hidden;margin-bottom:12px;
}
.card-img img{width:100%;height:100%;object-fit:cover;display:block;}
figure.photo{margin:0;}
figure.photo figcaption{font-size:.78rem;color:var(--ink-soft);margin-top:8px;}

/* Homepage-style photo gallery grid */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.gallery-item{position:relative;border-radius:10px;overflow:hidden;aspect-ratio:4/3;border:1px solid var(--line);}
.gallery-item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s ease;}
.gallery-item:hover img{transform:scale(1.05);}
.gallery-item .cap{
  position:absolute;left:0;right:0;bottom:0;padding:10px 12px;
  background:linear-gradient(to top, rgba(11,31,58,.85), rgba(11,31,58,0));
  color:#fff;font-size:.76rem;font-weight:600;font-family:'Space Grotesk',sans-serif;
}
@media (max-width:980px){.gallery-grid{grid-template-columns:repeat(2,1fr);}}

/* News item with thumbnail */
.news-item.with-thumb{display:flex;gap:16px;align-items:flex-start;}
.news-thumb{width:96px;height:72px;border-radius:8px;overflow:hidden;flex:none;border:1px solid var(--line);}
.news-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
@media (max-width:600px){.news-thumb{display:none;}}