/* ═════════════════════════════════════════════
   Sampurn — Production Landing Page
   ═════════════════════════════════════════════ */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root {
  --bg: #0f1419;
  --surface: #161b22;
  --surface-2: #1c2128;
  --border: rgba(255,255,255,0.08);
  --border-hover: rgba(255,255,255,0.12);
  --text: #e6edf3;
  --text-2: #8b949e;
  --text-3: #6e7681;
  --purple: #a78bfa;
  --indigo: #818cf8;
  --cyan: #58a6ff;
  --green: #56d364;
  --pink: #f778ba;
  --orange: #d29922;
  --blue: #79c0ff;
  --grad: linear-gradient(135deg, #a78bfa 0%, #79c0ff 50%, #56d364 100%);
  --font: 'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --r: 16px;
  --r-sm: 12px;
}

html{scroll-behavior:smooth;overflow-x:hidden}
body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overflow-x:hidden;line-height:1.6;max-width:100vw}
a{color:inherit;text-decoration:none}
.container{max-width:1140px;margin:0 auto;padding:0 24px}
.narrow{max-width:880px}
.hide-m{display:inline}

/* ── Noise overlay ───────────────────────── */
.noise{position:fixed;inset:0;pointer-events:none;z-index:9999;opacity:0.025;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── Scroll reveal ───────────────────────── */
.reveal{opacity:0;transform:translateY(32px);transition:opacity 0.8s cubic-bezier(0.16,1,0.3,1),transform 0.8s cubic-bezier(0.16,1,0.3,1)}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ── Buttons ─────────────────────────────── */
.btn-primary{
  display:inline-flex;align-items:center;gap:10px;
  font:600 15px/1 var(--font);color:#fff;
  background:var(--grad);
  padding:14px 32px;border-radius:var(--r-sm);border:none;cursor:pointer;
  transition:transform 0.2s,box-shadow 0.3s;
  position:relative;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 40px rgba(129,140,248,0.3),0 0 80px rgba(34,211,238,0.08)}
.btn-lg{padding:17px 40px;font-size:16px;border-radius:var(--r)}
.btn-sm{padding:9px 22px;font-size:13px;border-radius:10px}

/* ── Badge ───────────────────────────────── */
.badge{
  display:inline-flex;align-items:center;gap:8px;
  font:600 12px/1 var(--font);letter-spacing:0.5px;
  color:var(--cyan);
  border:1px solid rgba(34,211,238,0.15);
  background:rgba(34,211,238,0.05);
  padding:8px 18px;border-radius:100px;
}
.badge::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.3}}

/* ── Nav ─────────────────────────────────── */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:0 24px;transition:background 0.3s,border-color 0.3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(15,20,25,0.85);backdrop-filter:blur(20px) saturate(180%);border-color:var(--border)}
.nav-inner{max-width:1140px;margin:0 auto;height:64px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:11px;font:600 17px/1 var(--font);letter-spacing:-0.3px}
.nav-logo img{border-radius:8px}
.nav-links{display:flex;gap:32px}
.nav-links a,.nav-link-btn{font:500 13px/1 var(--font);color:var(--text-2);transition:color 0.15s;cursor:pointer;background:none;border:none;padding:0}
.nav-links a:hover,.nav-link-btn:hover{color:var(--text)}
.nav-right{display:flex;align-items:center;gap:16px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;width:20px;height:16px;position:relative}
.nav-toggle span{display:block;width:100%;height:2px;background:var(--text);border-radius:1px;position:absolute;left:0}
.nav-toggle span:first-child{top:0}
.nav-toggle span:last-child{bottom:0}

/* ── Hero ────────────────────────────────── */
.hero{padding:180px 0 120px;text-align:center;position:relative;overflow:hidden}
.hero-glow{position:absolute;top:0;left:50%;transform:translateX(-50%);width:900px;height:600px;
  background:radial-gradient(ellipse at center,rgba(121,192,255,0.08) 0%,rgba(86,211,100,0.03) 40%,transparent 70%);pointer-events:none}
.hero-logo{margin-bottom:36px}
.hero-logo img{filter:drop-shadow(0 0 60px rgba(129,140,248,0.15)) drop-shadow(0 0 120px rgba(34,211,238,0.08))}

.hero-india-badge{
  display:inline-flex;align-items:center;gap:8px;
  font:600 13px/1 var(--font);letter-spacing:0.3px;
  color:#fb923c;
  background:rgba(251,146,60,0.08);
  border:1px solid rgba(251,146,60,0.15);
  padding:10px 22px;border-radius:100px;
  margin-bottom:28px;
}
.india-flag{font-size:16px}

.hero-h1{
  font-size:clamp(44px,7vw,74px);font-weight:700;line-height:1.05;letter-spacing:-2.5px;
  background:linear-gradient(180deg,#fff 0%,rgba(255,255,255,0.6) 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  margin-bottom:28px;
}
.hero-p{font-size:18px;color:var(--text-2);max-width:560px;margin:0 auto 44px;line-height:1.75}
.hero-actions{display:flex;flex-direction:column;align-items:center;gap:16px}
.hero-links{display:flex;align-items:center;gap:14px;font-size:13px}
.hero-links a{color:var(--text-3);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(78,78,106,0.4);transition:color 0.15s}
.hero-links a:hover{color:var(--text-2)}
.dot{width:3px;height:3px;border-radius:50%;background:var(--text-3)}
.hero-note{font-size:13px;color:var(--text-3);margin-top:4px}

/* ── Product shot ────────────────────────── */
.product{margin-top:80px;position:relative;perspective:1400px}
.product-glow{position:absolute;top:40%;left:50%;transform:translate(-50%,-50%);width:700px;height:400px;
  background:radial-gradient(ellipse,rgba(129,140,248,0.06) 0%,rgba(34,211,238,0.03) 50%,transparent 70%);pointer-events:none;z-index:-1}
.product-window{
  max-width:980px;margin:0 auto;border-radius:14px;overflow:hidden;
  border:1px solid var(--border-hover);
  background:var(--surface);
  box-shadow:0 30px 100px -20px rgba(0,0,0,0.7),0 0 1px rgba(255,255,255,0.05) inset,0 0 160px rgba(129,140,248,0.03);
  transform:rotateX(2deg);transition:transform 0.5s cubic-bezier(0.16,1,0.3,1);
}
.product-window:hover{transform:rotateX(0)}

.pw-bar{height:38px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 14px}
.pw-dots{display:flex;gap:6px}
.pw-dots i{width:10px;height:10px;border-radius:50%;display:block}
.pw-dots i:nth-child(1){background:#ff5f57}
.pw-dots i:nth-child(2){background:#febc2e}
.pw-dots i:nth-child(3){background:#28c840}
.pw-title{font:500 11px/1 var(--font);color:var(--text-3)}

.pw-body{display:flex;height:340px}
.pw-side{width:44px;border-right:1px solid var(--border);padding:8px 0;display:flex;flex-direction:column;align-items:center;gap:6px}
.pw-icon{width:28px;height:28px;border-radius:7px;background:var(--surface-2)}
.pw-icon.active{background:rgba(129,140,248,0.08);box-shadow:-2px 0 0 var(--indigo) inset}
.pw-tree{width:160px;border-right:1px solid var(--border);padding:10px 8px}
.pw-file{height:7px;background:rgba(255,255,255,0.04);border-radius:3px;margin-bottom:6px}
.pw-file.on{background:rgba(129,140,248,0.1)}
.pw-file.in{margin-left:14px}
.pw-file.w40{width:40%}.pw-file.w50{width:50%}.pw-file.w65{width:65%}.pw-file.w70{width:70%}.pw-file.w80{width:80%}.pw-file.w90{width:90%}

.pw-editor{flex:1;padding:12px 0;font:12.5px/1.8 'Menlo','Fira Code',monospace;overflow:hidden;background:rgba(0,0,0,0.15)}
.l{padding:0 18px;white-space:nowrap}
.l s{display:inline-block;width:24px;color:var(--text-3);margin-right:14px;text-align:right;user-select:none;font-style:normal}
.l.hl{background:rgba(255,255,255,0.015)}
.l.ai{background:rgba(129,140,248,0.03);border-left:2px solid rgba(129,140,248,0.2)}
.kw{color:#c084fc}.str{color:#34d399}.fn{color:#818cf8}.var{color:#f0abfc}.tag{color:#f472b6}

.pw-chat{width:220px;border-left:1px solid var(--border);display:flex;flex-direction:column}
.pw-chat-head{height:38px;border-bottom:1px solid var(--border)}
.pw-bubble{font:11.5px/1.6 var(--font);color:var(--text-2);padding:14px;flex:1;margin:10px;border-radius:10px;background:var(--surface-2);border:1px solid var(--border)}
.pw-input{height:36px;margin:0 10px 10px;border-radius:8px;border:1px solid var(--border);background:rgba(0,0,0,0.2)}

/* ── Sections ────────────────────────────── */
.section{padding:140px 0;position:relative}
.section-dark{background:linear-gradient(180deg,var(--bg) 0%,#0d1117 50%,var(--bg) 100%)}
.section-head{text-align:center;margin-bottom:72px}
.section-head h2{font-size:clamp(30px,4.5vw,44px);font-weight:600;letter-spacing:-1px;line-height:1.12;margin-bottom:18px}
.section-head p{font-size:16px;color:var(--text-2);max-width:500px;margin:0 auto;line-height:1.7}

/* ── Cards ───────────────────────────────── */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--border);border:1px solid var(--border);border-radius:var(--r);overflow:hidden}

.card{background:var(--surface);padding:40px 36px;transition:background 0.3s}
.card:hover{background:var(--surface-2)}

.card-hero{grid-column:span 3;display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;gap:0 20px}
.card-hero .card-icon{grid-row:span 2;align-self:start}

.card-icon{
  width:48px;height:48px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:20px;
}
.card-icon.purple{background:rgba(167,139,250,0.08);color:var(--purple)}
.card-icon.cyan{background:rgba(34,211,238,0.08);color:var(--cyan)}
.card-icon.green{background:rgba(52,211,153,0.08);color:var(--green)}
.card-icon.pink{background:rgba(244,114,182,0.08);color:var(--pink)}
.card-icon.orange{background:rgba(251,146,60,0.08);color:var(--orange)}
.card-icon.blue{background:rgba(96,165,250,0.08);color:var(--blue)}

.card h3{font-size:15px;font-weight:600;margin-bottom:8px;letter-spacing:-0.1px}
.card p{font-size:14px;color:var(--text-2);line-height:1.7}

.card.glass{background:rgba(11,11,20,0.6);backdrop-filter:blur(12px)}

/* ── Feature Showcase Slider ─────────────── */
.slider{overflow:hidden;position:relative;border-radius:var(--r);margin:0 -24px}
.slider-track{
  display:flex;
  gap:24px;
  animation:slide 30s linear infinite;
  width:max-content;
}
.slider:hover .slider-track{animation-play-state:paused}

@keyframes slide{
  0%{transform:translateX(0)}
  100%{transform:translateX(calc(-50% - 12px))}
}

.slider-slide{
  flex-shrink:0;
  width:min(600px, 80vw);
  border-radius:var(--r);
  overflow:hidden;
  border:1px solid var(--border-hover);
  background:var(--surface);
  transition:transform 0.3s, box-shadow 0.3s;
}
.slider-slide:hover{
  transform:scale(1.02);
  box-shadow:0 12px 40px rgba(0,0,0,0.4);
}
.slider-slide img{
  width:100%;
  height:auto;
  display:block;
}
.slider-caption{
  padding:16px 20px;
  border-top:1px solid var(--border);
}
.slider-caption h4{
  font:600 14px/1.3 var(--font);
  color:var(--text);
  margin-bottom:4px;
}
.slider-caption p{
  font:13px/1.5 var(--font);
  color:var(--text-2);
}

/* ── Video Demo ──────────────────────────── */
.video-container{max-width:900px;margin:0 auto;border-radius:var(--r);overflow:hidden;border:1px solid var(--border-hover);box-shadow:0 20px 60px -15px rgba(0,0,0,0.5)}
.demo-video{width:100%;height:auto;display:block;background:#000}

/* ── Compare ─────────────────────────────── */
.compare{border:1px solid var(--border);border-radius:var(--r);overflow:hidden;background:var(--surface)}
.c-row{display:grid;grid-template-columns:140px 1fr 1fr;border-bottom:1px solid var(--border)}
.c-row:last-child{border-bottom:none}
.c-head{background:var(--surface-2)}
.c-head .c-us{font:700 14px/1 var(--font);padding:18px 24px;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.c-head .c-them{font:700 14px/1 var(--font);padding:18px 24px;color:var(--text-2)}
.c-label{font:600 12px/1 var(--font);color:var(--text);padding:15px 20px;border-right:1px solid var(--border);display:flex;align-items:center}
.c-us,.c-them{font:13px/1.4 var(--font);color:var(--text-2);padding:15px 20px;display:flex;align-items:center;gap:10px}
.c-us{border-right:1px solid var(--border);background:rgba(129,140,248,0.015)}
.c-row i{width:18px;height:18px;border-radius:50%;flex-shrink:0;display:block;background-size:11px;background-repeat:no-repeat;background-position:center}
.c-row i.y{background-color:rgba(34,211,238,0.12);background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='%2322d3ee' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6.5 11L3.5 8l1-1 2 2 4.5-4.5 1 1L6.5 11z'/%3E%3C/svg%3E")}
.c-row i.n{background-color:rgba(248,113,113,0.08);background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M5 5l6 6M11 5l-6 6' stroke='%23f87171' stroke-width='1.5' fill='none'/%3E%3C/svg%3E")}
.c-row i.m{background-color:rgba(251,191,36,0.08);background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='%23fbbf24' xmlns='http://www.w3.org/2000/svg'%3E%3Crect x='4' y='7' width='8' height='2' rx='1'/%3E%3C/svg%3E")}

/* ── Stats ───────────────────────────────── */
.section.section-stats{padding:40px 0}
.stats{display:flex;align-items:center;justify-content:center;gap:0;padding:20px 0}
.stat{text-align:center;flex:1}
.stat-val{font-size:clamp(40px,5vw,56px);font-weight:600;letter-spacing:-2px;line-height:1;margin-bottom:10px;
  background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-label{font:600 12px/1 var(--font);color:var(--text-3);text-transform:uppercase;letter-spacing:1.5px}
.stat-line{width:1px;height:64px;background:var(--border);flex-shrink:0}

/* ── CTA ─────────────────────────────────── */
.cta-section{text-align:center;padding:160px 0}
.cta-glow{position:absolute;bottom:120px;left:50%;transform:translateX(-50%);width:600px;height:300px;
  background:radial-gradient(ellipse,rgba(129,140,248,0.06) 0%,rgba(34,211,238,0.03) 50%,transparent 70%);pointer-events:none}
.cta-h2{font-size:clamp(28px,4vw,40px);font-weight:600;letter-spacing:-1px;line-height:1.15;margin-bottom:18px}
.cta-p{font-size:17px;color:var(--text-2);margin-bottom:36px}
.cta-note{font-size:13px;color:var(--text-3);margin-top:20px}

/* ── Footer ──────────────────────────────── */
.footer{border-top:1px solid var(--border);padding:64px 0 32px}
.footer-inner{display:flex;justify-content:space-between;align-items:flex-start;gap:48px}
.footer-brand{display:flex;align-items:center;gap:10px;font:600 15px/1 var(--font)}
.footer-brand img{border-radius:7px}
.footer-cols{display:flex;gap:64px}
.footer-col h4{font:700 11px/1 var(--font);color:var(--text);text-transform:uppercase;letter-spacing:1.2px;margin-bottom:16px}
.footer-col a{display:block;font:13px/1 var(--font);color:var(--text-3);padding:5px 0;transition:color 0.15s}
.footer-col a:hover{color:var(--text-2)}
.footer-bottom{margin-top:48px;padding-top:24px;border-top:1px solid var(--border);font:12px/1 var(--font);color:var(--text-3)}

/* ── Responsive — Tablet ─────────────────── */
@media(max-width:900px){
  .container{padding:0 20px}
  .grid-3{grid-template-columns:1fr}
  .card-hero{grid-column:span 1;grid-template-columns:1fr}
  .card-hero .card-icon{grid-row:auto}
  .card{padding:28px 24px}
  .stats{flex-direction:column;gap:32px}
  .stat-line{width:60px;height:1px}
  .footer-inner{flex-direction:column;gap:32px}
  .footer-cols{flex-wrap:wrap;gap:32px}
  .product-window{transform:none}
  .pw-chat,.pw-tree{display:none}
  .pw-side{width:36px}
  .c-row{grid-template-columns:1fr}
  .c-label{border-right:none;padding-bottom:0;font-weight:700;font-size:13px}
  .c-us{border-right:none}
  .c-head .c-label{display:none}
  .section{padding:100px 0}
  .section-head{margin-bottom:48px}
  .hero{padding:140px 0 80px}
  .hero-logo img{width:200px;height:200px}
}

/* ── Responsive — Mobile ────────────────── */
@media(max-width:640px){
  .container{padding:0 16px}

  /* Nav */
  .nav-links,.nav-right{display:none}
  .nav-toggle{display:block}
  .nav-links.open{display:flex;flex-direction:column;position:fixed;top:56px;left:0;right:0;width:100vw;background:rgba(15,20,25,0.97);backdrop-filter:blur(20px);padding:20px 24px;gap:16px;border-bottom:1px solid var(--border);z-index:99}
  .nav-inner{height:56px}

  /* Hero */
  .hero{padding:110px 0 60px}
  .hero-logo img{width:160px;height:160px}
  .hero-india-badge{font-size:11px;padding:8px 16px}
  .hero-h1{font-size:32px;letter-spacing:-1.5px;line-height:1.1;margin-bottom:20px}
  .hero-p{font-size:15px;line-height:1.65;margin-bottom:32px}
  .btn-lg{padding:14px 28px;font-size:15px;width:100%;justify-content:center}
  .hero-actions{width:100%;padding:0 8px}
  .hero-links{flex-wrap:wrap;justify-content:center;gap:10px}
  .hero-note{font-size:12px}
  .hide-m{display:none}

  /* Slider */
  .slider{margin:0 -16px}
  .slider-slide{width:min(400px, 85vw)}
  .slider-caption{padding:12px 16px}
  .slider-caption h4{font-size:13px}
  .slider-caption p{font-size:12px}

  /* Video */
  .video-container{border-radius:10px}

  /* Product shot */
  .product{margin-top:48px}
  .product-window{border-radius:10px}
  .pw-body{height:220px}
  .pw-side{width:32px}
  .pw-bar{height:32px;padding:0 10px}
  .pw-dots i{width:8px;height:8px}
  .l{font-size:10px;padding:0 10px}
  .l s{width:18px;margin-right:8px}

  /* Sections */
  .section{padding:80px 0}
  .section-head h2{font-size:26px;letter-spacing:-0.5px;line-height:1.15}
  .section-head p{font-size:14px}
  .section-head{margin-bottom:40px}

  /* Cards */
  .card{padding:24px 20px}
  .card-icon{width:40px;height:40px;border-radius:10px;margin-bottom:16px}
  .card h3{font-size:14px}
  .card p{font-size:13px}

  /* Compare table */
  .compare{font-size:13px}
  .c-us,.c-them{padding:12px 16px;font-size:12px}
  .c-label{padding:12px 16px;font-size:11px}

  /* Stats */
  .stat-val{font-size:36px}
  .stat-label{font-size:10px;letter-spacing:1px}

  /* CTA */
  .cta-section{padding:100px 0}
  .cta-h2{font-size:26px}
  .cta-p{font-size:15px}

  /* Footer */
  .footer{padding:40px 0 24px}
  .footer-brand{margin-bottom:8px}
  .footer-cols{gap:24px}
  .footer-col h4{font-size:10px;margin-bottom:12px}
  .footer-col a{font-size:12px}
  .footer-bottom{margin-top:32px;padding-top:16px;font-size:11px}
}

/* ── Responsive — Small phones ──────────── */
@media(max-width:380px){
  .hero-h1{font-size:28px}
  .hero-logo img{width:130px;height:130px}
  .hero-india-badge{font-size:10px;padding:7px 14px}
  .btn-lg{padding:12px 20px;font-size:14px}
  .section-head h2{font-size:22px}
}