/* =========================================================
   Kheteebaadi — Premium Agrarian Modernism
   Design tokens from DESIGN.md
   ========================================================= */
:root{
  /* Surfaces */
  --surface:#fcf9f2; --surface-dim:#dcdad3; --surface-bright:#fcf9f2;
  --surface-cl-lowest:#ffffff; --surface-cl-low:#f6f3ec; --surface-cl:#f0eee7;
  --surface-cl-high:#ebe8e1; --surface-cl-highest:#e5e2db;
  --on-surface:#1c1c18; --on-surface-variant:#414844;
  --inverse-surface:#31312c; --inverse-on-surface:#f3f0ea;
  --outline:#717973; --outline-variant:#c1c8c2;
  /* Brand */
  --primary:#012d1d; --on-primary:#ffffff;
  --primary-container:#1b4332; --on-primary-container:#86af99;
  --inverse-primary:#a5d0b9;
  --secondary:#795900; --secondary-container:#ffc641; --on-secondary-container:#715300;
  --gold:#d4a017; --gold-dim:#f6be39;
  --tertiary:#3a2004; --earth-brown:#5c3d1e;
  --error:#ba1a1a;
  --background:#fcf9f2; --on-background:#1c1c18;
  /* Shape */
  --r-sm:.25rem; --r:.5rem; --r-md:.75rem; --r-lg:1rem; --r-xl:1.5rem; --r-full:9999px;
  /* Spacing */
  --gutter:24px; --container:1280px;
  --shadow-soft:0 8px 16px rgba(1,45,29,.10);
  --shadow-card:0 12px 32px rgba(1,45,29,.12);
}

/* Grain overlay */
.grain::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;z-index:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Plus Jakarta Sans',system-ui,sans-serif;
  font-size:16px;line-height:1.6;color:var(--on-surface);
  background:var(--background);-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

h1,h2,h3,h4{font-family:'Literata',Georgia,serif;line-height:1.25;letter-spacing:-.01em;color:var(--on-surface)}
h1{font-size:clamp(34px,5vw,52px);font-weight:700;letter-spacing:-.02em}
h2{font-size:clamp(26px,3.5vw,34px);font-weight:600}
h3{font-size:22px;font-weight:600}
.lang-hi{font-size:1.1em}

.container{max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.section{padding:clamp(56px,9vw,110px) 0;position:relative}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--outline);text-align:center;margin-bottom:12px}
.center{text-align:center}
.muted{color:var(--on-surface-variant)}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;
  padding:13px 24px;border-radius:var(--r-full);border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease,box-shadow .2s ease,background .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--primary);color:var(--on-primary)}
.btn-primary:hover{background:var(--primary-container)}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-ghost:hover{background:rgba(1,45,29,.06)}
.btn-gold{background:var(--gold);color:#231900;box-shadow:0 8px 20px rgba(212,160,23,.35)}
.btn-gold:hover{background:var(--gold-dim)}
.btn-block{width:100%;justify-content:center}

/* ---- Glass card ---- */
.glass{
  background:rgba(255,255,255,.7);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-radius:var(--r-xl);border:1px solid rgba(255,255,255,.4);
  box-shadow:var(--shadow-card),inset 1px 1px 0 rgba(255,255,255,.5),inset -1px -1px 0 rgba(27,67,50,.08);
}
.card{background:var(--surface-cl-lowest);border:1px solid var(--outline-variant);
  border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow-soft)}

/* ---- Header ---- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(252,249,242,.8);
  backdrop-filter:blur(16px);border-bottom:1px solid var(--outline-variant)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{font-family:'Literata',serif;font-weight:700;font-size:20px;color:var(--primary)}
.brand span{color:var(--gold)}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-size:15px;font-weight:500;color:var(--on-surface-variant)}
.nav-links a:hover{color:var(--primary)}
.nav-cta{display:flex;gap:12px;align-items:center}
.nav-toggle{display:none;background:none;border:none;font-size:24px;line-height:1;cursor:pointer;color:var(--primary);padding:8px;border-radius:var(--r);margin-left:4px}
.nav-cta-mobile{display:none}

/* ---- Hero ---- */
.hero{position:relative;min-height:78vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:
  linear-gradient(110deg,rgba(1,45,29,.55) 0%,rgba(1,45,29,.15) 55%,transparent 100%),
  url('../img/hero.jpg') center/cover no-repeat;}
.hero-card{position:relative;z-index:2;max-width:560px;padding:40px}
.hero-card h1{color:var(--primary)}
.hero-hi{color:var(--gold);font-family:'Literata',serif;font-weight:700;display:block;margin-top:6px}
.hero-card p{margin:18px 0 26px;color:var(--on-surface-variant);font-size:18px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:28px;margin-top:26px;padding-top:20px;border-top:1px solid var(--outline-variant)}
.hero-stats div{font-size:13px;color:var(--on-surface-variant)}
.hero-stats b{display:block;font-family:'Literata',serif;font-size:20px;color:var(--primary)}

/* ---- Grids ---- */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---- Cycle / problems ---- */
.problem{display:flex;gap:16px;align-items:flex-start}
.problem .ic{flex:0 0 44px;height:44px;border-radius:var(--r-full);background:#ffdad6;
  display:grid;place-items:center;font-size:20px}
.problem h4{font-family:'Plus Jakarta Sans';font-size:16px;font-weight:700;margin-bottom:4px}
.problem p{font-size:14px;color:var(--on-surface-variant)}

/* ---- Phases ---- */
.phases{display:flex;gap:16px;justify-content:space-between;flex-wrap:wrap;position:relative}
.phase{flex:1;min-width:150px;text-align:center}
.phase .node{width:52px;height:52px;border-radius:var(--r-full);background:var(--primary);
  color:var(--inverse-primary);display:grid;place-items:center;margin:0 auto 14px;font-size:22px}
.phase b{display:block;font-family:'Literata',serif;font-size:16px;color:var(--primary)}
.phase small{color:var(--outline);font-weight:600;letter-spacing:.05em;text-transform:uppercase;font-size:11px}
.phase p{font-size:13px;color:var(--on-surface-variant);margin-top:6px}

/* ---- Stats band ---- */
.band{background:var(--primary-container);color:#fff}
.band .grain::before{opacity:.07}
.stat{text-align:center;padding:20px}
.stat .num{font-family:'Literata',serif;font-size:clamp(34px,5vw,52px);font-weight:700;color:var(--gold-dim)}
.stat .lbl{font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:13px;margin-top:6px}
.stat p{color:var(--inverse-primary);font-size:13px;margin-top:6px}

/* ---- Marketplace product cards ---- */
.product{display:flex;flex-direction:column;overflow:hidden;padding:0}
.product img{aspect-ratio:4/3;object-fit:cover}
.product .body{padding:18px;display:flex;flex-direction:column;gap:6px;flex:1}
.product .price{font-family:'Literata',serif;font-size:20px;color:var(--primary);font-weight:700}
.product .cat{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--outline);font-weight:600}
.product .btn{margin-top:auto}

/* ---- Forms ---- */
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:6px;color:var(--on-surface-variant)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--outline-variant);border-radius:var(--r);
  background:linear-gradient(var(--surface-cl-low),#fff);font-family:inherit;font-size:15px;color:var(--on-surface)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--earth-brown);box-shadow:0 0 0 3px rgba(92,61,30,.15)}
.form-msg{padding:12px 14px;border-radius:var(--r);margin-bottom:14px;font-size:14px;display:none}
.form-msg.ok{display:block;background:#dff0e6;color:var(--primary)}
.form-msg.err{display:block;background:#ffdad6;color:var(--error)}

/* ---- Quote ---- */
.quote{max-width:760px;margin:0 auto;text-align:center}
.quote blockquote{font-family:'Literata',serif;font-size:clamp(20px,2.6vw,28px);font-style:italic;
  line-height:1.5;color:var(--on-surface)}
.quote cite{display:block;margin-top:18px;font-style:normal;font-weight:700;color:var(--primary)}
.quote small{color:var(--outline);letter-spacing:.08em;text-transform:uppercase;font-size:12px}

/* ---- Footer ---- */
.site-footer{background:var(--primary);color:var(--inverse-primary);padding:56px 0 28px}
.site-footer .brand{color:#fff}
.footer-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-bottom:30px}
.footer-grid a{display:block;color:var(--inverse-primary);font-size:14px;padding:4px 0}
.footer-grid a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.15);padding-top:18px;font-size:13px;color:var(--on-primary-container)}

/* ---- Reveal animation ---- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---- Responsive ---- */
@media(max-width:900px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .nav-links{display:none}
  .nav-toggle{display:block}
  .nav-cta .btn{display:none}
  .nav-cta{gap:0}
  .nav.open .nav-links{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:6px;
    background:var(--surface);padding:18px var(--gutter);border-bottom:1px solid var(--outline-variant);box-shadow:var(--shadow-soft)}
  .nav.open .nav-links a{padding:10px 0;font-size:16px;border-bottom:1px solid var(--surface-cl-high)}
  .nav-cta-mobile{display:block !important;font-weight:700;color:var(--primary) !important}
}
@media(max-width:600px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .hero-card{padding:24px}
  .hero-stats{flex-wrap:wrap;gap:16px}
}