/* BharatAISeva.com — landing page styles */

:root{
  --navy:#0b1f4b;
  --navy-deep:#07173a;
  --navy-soft:#122c63;
  --gold:#d4a017;
  --gold-light:#f0c14b;
  --saffron:#c0392b;
  --green:#1a6b34;
  --ink:#1d2433;
  --muted:#5a6478;
  --line:#e3e8f2;
  --bg:#ffffff;
  --bg-alt:#f6f8fc;
  --radius:14px;
  --shadow:0 18px 44px rgba(7,23,58,.14);
  --max:1160px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3{line-height:1.2;margin:0 0 .5em;font-weight:800;letter-spacing:-.01em;}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px;}
.gold{color:var(--gold);}
.saffron{color:var(--saffron);}
.green{color:var(--green);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(11,31,75,.97);
  border-bottom:2px solid var(--gold);
  backdrop-filter:blur(8px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:70px;gap:20px;}
.brand{font-size:1.4rem;font-weight:900;color:#fff;letter-spacing:-.02em;}
.brand-mark.small{font-size:1.15rem;}
.brand-tld{color:#c8d3ea;font-weight:700;}
.nav{display:flex;align-items:center;gap:26px;}
.nav a{color:#dbe4f5;font-size:.94rem;font-weight:600;transition:color .2s;}
.nav a:hover{color:var(--gold-light);}
.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer;}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:.25s;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;
  background:linear-gradient(135deg,var(--gold),#b8860b);
  color:#0b1f4b;
  font-weight:800;
  padding:14px 30px;
  border:0;border-radius:50px;
  cursor:pointer;
  font-size:1rem;
  box-shadow:0 8px 20px rgba(212,160,23,.32);
  transition:transform .2s,box-shadow .2s;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(212,160,23,.42);}
.btn-sm{padding:9px 20px;font-size:.88rem;}
.btn-ghost{
  background:transparent;color:#fff;
  border:2px solid rgba(255,255,255,.55);
  box-shadow:none;
}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-light);box-shadow:none;}
.btn-block{width:100%;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  color:#fff;
  text-align:center;
  padding:78px 0 66px;
  background:
    radial-gradient(1100px 460px at 50% -10%,rgba(212,160,23,.22),transparent 62%),
    linear-gradient(160deg,var(--navy-deep),var(--navy) 55%,var(--navy-soft));
  overflow:hidden;
}
.hero::before,.hero::after{
  content:"";position:absolute;left:0;right:0;height:6px;
}
.hero::before{top:0;background:linear-gradient(90deg,#ff9933,#fff,#138808);}
.hero::after{bottom:0;background:linear-gradient(90deg,#138808,#fff,#ff9933);}
.hero-inner{position:relative;z-index:2;}
.eyebrow{
  text-transform:uppercase;letter-spacing:.14em;
  font-size:.76rem;font-weight:700;color:#b9c8e6;margin:0 0 18px;
}
.hero h1{font-size:clamp(2rem,5.2vw,3.5rem);margin-bottom:12px;}
.tagline{
  font-size:clamp(1.15rem,2.6vw,1.75rem);
  font-weight:800;margin:0 0 22px;
}
.tagline .saffron{color:#ff8a5c;}
.tagline .green{color:#6fd98a;}
.hero-copy{
  max-width:720px;margin:0 auto 30px;
  color:#d6dff0;font-size:1.05rem;
}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:34px;}
.launch-chip{
  display:inline-flex;flex-direction:column;gap:2px;
  padding:14px 34px;border-radius:12px;
  background:rgba(255,255,255,.07);
  border:1px solid var(--gold);
}
.launch-label{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:#c9d5ee;}
.launch-chip strong{font-size:1.35rem;color:var(--gold-light);}

/* ---------- Poster ---------- */
.poster-section{
  padding:60px 0 66px;
  background:var(--bg-alt);
  border-bottom:1px solid var(--line);
}
.poster-frame{
  max-width:760px;margin:0 auto;
  border:6px solid #fff;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
  background:#fff;
}
.poster-frame img{width:100%;height:auto;}
.poster-caption{
  max-width:700px;margin:26px auto 0;
  text-align:center;color:var(--muted);font-size:.98rem;
}

/* ---------- Sections ---------- */
.section{padding:74px 0;}
.section-title{
  text-align:center;
  font-size:clamp(1.7rem,3.6vw,2.5rem);
  color:var(--navy);
  margin-bottom:12px;
}
.section-sub{
  text-align:center;color:var(--muted);
  max-width:640px;margin:0 auto 42px;font-size:1.03rem;
}

/* ---------- Tools ---------- */
.tools{background:#fff;}
.tool-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:22px;
}
.tool-card{
  position:relative;
  padding:32px 24px 26px;
  background:#fff;
  border:1px solid var(--line);
  border-top:4px solid var(--gold);
  border-radius:var(--radius);
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.tool-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow);
  border-color:var(--gold);
}
.tool-num{
  position:absolute;top:-17px;left:24px;
  width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--navy);color:var(--gold-light);
  font-weight:800;font-size:.95rem;
  border:2px solid var(--gold);
}
.tool-card h3{font-size:1.12rem;color:var(--navy);margin-bottom:8px;padding-right:52px;}
/* margin-bottom guarantees a gap when margin-top:auto has no slack to distribute */
.tool-card p{margin:0 0 18px;color:var(--muted);font-size:.95rem;}

/* Cards with a live tool sit slightly forward and stack their CTA at the bottom */
.tool-card{display:flex;flex-direction:column;}
.tool-card-live{border-top-color:var(--green);}
.tool-card-live:hover{border-color:var(--green);}

.tool-badge{
  position:absolute;top:14px;right:16px;
  display:inline-flex;align-items:center;gap:5px;
  font-size:.68rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;
  color:var(--green);
  background:rgba(26,107,52,.10);
  border:1px solid rgba(26,107,52,.28);
  border-radius:50px;
  padding:3px 10px;
}
.tool-badge::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--green);
}

.tool-link{
  margin-top:auto;      /* pushes the CTA to the card's bottom edge */
  align-self:flex-start;
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 18px;
  border-radius:50px;
  background:var(--navy);
  color:#fff;
  font-size:.88rem;font-weight:700;
  transition:background .2s,transform .2s;
}
.tool-link:hover{background:var(--green);transform:translateX(2px);}
.tool-link:focus-visible{outline:3px solid var(--gold);outline-offset:2px;}

.tool-status{
  margin-top:auto;
  font-size:.8rem;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;
  color:#8b95a8;
}

/* Visible to screen readers only */
.sr-only{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  clip-path:inset(50%);
  white-space:nowrap;
  border:0;
}

/* ---------- Impact ---------- */
.impact{
  background:linear-gradient(135deg,var(--navy-deep),var(--navy-soft));
  color:#fff;padding:60px 0;
}
.impact-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:28px;text-align:center;
}
.stat strong{
  display:block;
  font-size:clamp(1.7rem,4vw,2.5rem);
  color:var(--gold-light);font-weight:900;
}
.stat span{color:#c7d3ea;font-size:.98rem;}

/* ---------- About ---------- */
.about{background:var(--bg-alt);}
.about-inner{max-width:800px;margin:0 auto;text-align:center;}
.about p{color:var(--muted);font-size:1.05rem;}
.about strong{color:var(--ink);}
.motto{
  font-size:1.2rem;font-weight:800;color:var(--navy);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:18px 0;margin:28px 0;
}
.founders{display:flex;justify-content:center;gap:20px;flex-wrap:wrap;}
.founder{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:16px 30px;min-width:200px;
}
.founder strong{display:block;color:var(--navy);font-size:1.05rem;}
.founder span{color:var(--muted);font-size:.85rem;}

/* ---------- Contact ---------- */
.contact{background:#fff;}
.contact-inner{max-width:760px;margin:0 auto;}
.lead-form{
  display:grid;grid-template-columns:1fr 1fr;gap:18px;
  background:var(--bg-alt);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px;
}
.field{display:flex;flex-direction:column;gap:6px;}
.field-full{grid-column:1 / -1;}
.field label{font-size:.85rem;font-weight:700;color:var(--navy);}
.field input{
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:9px;
  font-size:.98rem;font-family:inherit;
  background:#fff;
  transition:border-color .2s,box-shadow .2s;
}
.field input:focus{
  outline:none;border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(212,160,23,.18);
}
.form-note{margin:12px 0 0;font-size:.9rem;text-align:center;color:var(--green);min-height:1.2em;}
.form-note.error{color:var(--saffron);}

/* Honeypot — hidden from humans and screen readers, visible to bots */
.hp-field{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  clip-path:inset(50%);
  white-space:nowrap;
  border:0;
}

.btn:disabled{
  opacity:.65;
  cursor:not-allowed;
  transform:none;
  box-shadow:none;
}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--navy-deep);color:#c3d0e8;
  padding:34px 0;border-top:3px solid var(--gold);
}
.footer-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;flex-wrap:wrap;
}
.footer-inner p{margin:4px 0 0;font-size:.9rem;}
.copyright{font-size:.86rem;color:#93a4c6;}

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .nav{
    position:absolute;top:70px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--navy-deep);
    border-bottom:2px solid var(--gold);
    padding:10px 22px 20px;
    display:none;
  }
  .nav.open{display:flex;}
  .nav a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08);}
  .nav .btn{margin-top:14px;text-align:center;border-bottom:0;}
  .nav-toggle{display:block;}
}
@media (max-width:640px){
  .hero{padding:56px 0 48px;}
  .section{padding:56px 0;}
  .lead-form{grid-template-columns:1fr;padding:22px;}
  .poster-frame{border-width:4px;}
  .footer-inner{flex-direction:column;text-align:center;}
}