/* ══════════════════════════════════════════════════════
   MindPlay Labs India — Design System v2
   Theme: Clean White Professional (purple / blue accents)
══════════════════════════════════════════════════════ */

/* ── Design tokens ───────────────────────────────────── */
:root {
  /* ─ Surfaces */
  --white:    #FFFFFF;
  --gray-50:  #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;

  /* ─ Text */
  --text-900: #111827;
  --text-700: #374151;
  --text-500: #6B7280;
  --text-400: #9CA3AF;
  --text-300: #D1D5DB;

  /* ─ Purple accent */
  --purple:    #7C3AED;
  --purple-d:  #5B21B6;
  --purple-l:  #8B5CF6;
  --purple-xl: #C4B5FD;
  --purple-bg: #F5F3FF;

  /* ─ Blue accent */
  --blue:   #2563EB;
  --blue-d: #1D4ED8;
  --blue-l: #60A5FA;
  --blue-bg:#EFF6FF;

  /* ─ Gradients (used only for buttons & key highlights) */
  --grad:      linear-gradient(135deg,#7C3AED 0%,#4F46E5 55%,#2563EB 100%);
  --grad-h:    linear-gradient(135deg,#6D28D9 0%,#4338CA 55%,#1D4ED8 100%);
  --grad-text: linear-gradient(135deg,#7C3AED 0%,#4F46E5 55%,#2563EB 100%);

  /* ─ Shadows (very subtle for white bg) */
  --sh-xs: 0 1px 2px rgba(0,0,0,.05);
  --sh-sm: 0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.05);
  --sh:    0 4px 6px rgba(0,0,0,.06),0 2px 4px rgba(0,0,0,.04);
  --sh-md: 0 8px 16px rgba(0,0,0,.07),0 3px 6px rgba(0,0,0,.04);
  --sh-lg: 0 16px 32px rgba(0,0,0,.08),0 6px 12px rgba(0,0,0,.04);
  --sh-p:  0 4px 14px rgba(124,58,237,.30);

  /* ─ Sizing */
  --nav-h:  70px;
  --mw:     1120px;
  --r-sm:   6px;
  --r:      10px;
  --r-lg:   16px;
  --r-xl:   24px;
  --ease:   cubic-bezier(.4,0,.2,1);
}

/* ── Reset ───────────────────────────────────────────── */
*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; -webkit-tap-highlight-color:transparent }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100% }
body {
  background: var(--white);
  color: var(--text-900);
  font-family: -apple-system,BlinkMacSystemFont,'Segoe UI','Inter',system-ui,sans-serif;
  font-size: 16px; line-height: 1.6;
  overflow-x: hidden; min-height: 100vh;
}
a { color:inherit; text-decoration:none }
button { cursor:pointer; font-family:inherit; border:none; background:none }
img,svg { display:block; max-width:100% }
ul,ol { list-style:none }
input,textarea,select { font-family:inherit; font-size:inherit }

/* ── Gradient text ───────────────────────────────────── */
.gt  { background:var(--grad-text); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text }
.gt-p{ background:linear-gradient(135deg,#7C3AED,#8B5CF6); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text }

/* ── Navigation ──────────────────────────────────────── */
.nav {
  position:fixed; top:0; left:0; right:0; height:var(--nav-h); z-index:1000;
  background:var(--white); border-bottom:1px solid var(--gray-200);
  box-shadow:var(--sh-xs);
  display:flex; align-items:center; padding:0 clamp(16px,3vw,40px); gap:12px;
}
.nav-brand {
  display:flex; align-items:center; gap:10px;
  font-size:17px; font-weight:800; color:var(--text-900); white-space:nowrap; flex-shrink:0;
}
.nav-logo-img { height:36px; width:auto; object-fit:contain }
.nav-logo-text { font-weight:800; font-size:16px; color:var(--text-900) }
.nav-links { display:flex; gap:2px; align-items:center; margin-left:auto }
.nav-link {
  padding:7px 13px; border-radius:var(--r);
  font-size:14px; font-weight:600; color:var(--text-500);
  transition:color .18s var(--ease),background .18s var(--ease);
}
.nav-link:hover,.nav-link.on { color:var(--purple); background:var(--purple-bg) }
.nav-cta {
  padding:9px 20px; border-radius:var(--r); flex-shrink:0;
  font-size:13px; font-weight:700; color:#fff;
  background:var(--grad); box-shadow:var(--sh-p);
  transition:transform .18s,box-shadow .18s,background .18s;
}
.nav-cta:hover { background:var(--grad-h); transform:translateY(-1px); box-shadow:0 6px 20px rgba(124,58,237,.40) }
/* hamburger */
.hbg { display:none; flex-direction:column; gap:5px; padding:5px; flex-shrink:0 }
.hbg span { display:block; width:22px; height:2px; background:var(--text-500); border-radius:2px; transition:all .3s }
.hbg.open span:nth-child(1){ transform:translateY(7px) rotate(45deg) }
.hbg.open span:nth-child(2){ opacity:0 }
.hbg.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg) }
/* mobile menu */
.mob-nav {
  display:none; position:fixed; top:var(--nav-h); left:0; right:0;
  background:var(--white); border-bottom:1px solid var(--gray-200);
  box-shadow:var(--sh-md); z-index:999;
  flex-direction:column; gap:4px; padding:12px 16px 20px;
}
.mob-nav.open { display:flex }
.mob-nav .nav-link { padding:12px 16px; font-size:15px; border-radius:var(--r); color:var(--text-700) }
.mob-nav .nav-cta  { margin-top:8px; padding:13px; text-align:center; font-size:15px; border-radius:var(--r) }

/* ── Buttons ─────────────────────────────────────────── */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-weight:700; font-size:15px; border-radius:var(--r); padding:12px 26px;
  transition:all .2s var(--ease); white-space:nowrap; cursor:pointer; font-family:inherit;
}
.btn-primary { background:var(--grad); color:#fff; box-shadow:var(--sh-p) }
.btn-primary:hover { background:var(--grad-h); transform:translateY(-1px); box-shadow:0 6px 20px rgba(124,58,237,.40) }
.btn-outline { border:2px solid var(--purple); color:var(--purple); background:transparent }
.btn-outline:hover { background:var(--purple-bg); transform:translateY(-1px) }
.btn-ghost { border:1.5px solid var(--gray-300); color:var(--text-700); background:var(--white) }
.btn-ghost:hover { border-color:var(--gray-400,#9CA3AF); background:var(--gray-50); transform:translateY(-1px) }
.btn-lg { padding:14px 32px; font-size:16px; border-radius:var(--r-lg) }
.btn-sm { padding:8px 16px; font-size:13px; border-radius:var(--r) }
.btn-full { width:100% }

/* ── Cards ───────────────────────────────────────────── */
.card {
  background:var(--white); border:1px solid var(--gray-200);
  border-radius:var(--r-lg); box-shadow:var(--sh-sm);
  transition:box-shadow .25s var(--ease),transform .25s var(--ease),border-color .25s;
}
.card:hover { box-shadow:var(--sh-md); transform:translateY(-3px); border-color:var(--gray-300) }
.card-p { /* purple accent top line */
  position:relative; overflow:hidden;
}
.card-p::before {
  content:''; position:absolute; top:0; left:0; right:0; height:3px;
  background:var(--grad); border-radius:var(--r-lg) var(--r-lg) 0 0;
}

/* ── Section ─────────────────────────────────────────── */
.section { padding:88px clamp(16px,4vw,40px) }
.inner { max-width:var(--mw); margin:0 auto }
.section-alt { background:var(--gray-50) }
.section-center { text-align:center }

/* ─ Section label */
.label {
  display:inline-flex; align-items:center; gap:6px;
  background:var(--purple-bg); border:1px solid var(--purple-xl);
  border-radius:20px; padding:4px 13px;
  font-size:11px; font-weight:800; letter-spacing:1.5px; text-transform:uppercase;
  color:var(--purple); margin-bottom:14px;
}

/* ─ Headings */
.h1 { font-size:clamp(38px,6vw,72px); font-weight:900; letter-spacing:-.035em; line-height:1.05 }
.h2 { font-size:clamp(28px,4vw,48px); font-weight:800; letter-spacing:-.025em; line-height:1.1 }
.h3 { font-size:clamp(22px,3vw,32px); font-weight:700; letter-spacing:-.02em; line-height:1.2 }
.lead { font-size:clamp(16px,1.8vw,19px); color:var(--text-500); line-height:1.8 }
.text-center { text-align:center }
.max-600 { max-width:600px }
.mx-auto { margin-left:auto; margin-right:auto }

/* ── Stats ───────────────────────────────────────────── */
.stat-card {
  background:var(--white); border:1px solid var(--gray-200);
  border-radius:var(--r-lg); padding:24px 20px; text-align:center;
  box-shadow:var(--sh-sm);
}
.stat-num {
  font-size:clamp(28px,4vw,42px); font-weight:900; line-height:1;
  background:var(--grad); -webkit-background-clip:text; -webkit-text-fill-color:transparent;
  background-clip:text; margin-bottom:4px;
}
.stat-lbl { font-size:11px; font-weight:700; letter-spacing:1.5px; text-transform:uppercase; color:var(--text-400) }

/* ── Feature icons ───────────────────────────────────── */
.fi { width:50px; height:50px; border-radius:12px; display:flex; align-items:center; justify-content:center; font-size:24px; margin-bottom:16px }
.fi-p { background:var(--purple-bg) }
.fi-b { background:var(--blue-bg)   }
.fi-g { background:#F0FDF4 }
.fi-a { background:#FFFBEB }
.fi-r { background:#FFF1F2 }

/* ── Grids ───────────────────────────────────────────── */
.g2  { display:grid; grid-template-columns:1fr 1fr; gap:20px }
.g3  { display:grid; grid-template-columns:repeat(3,1fr); gap:20px }
.ag2 { display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:20px }
.ag3 { display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:20px }
.ag4 { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:16px }

/* ── Forms ───────────────────────────────────────────── */
.fg { margin-bottom:18px }
.fl { display:block; font-size:12px; font-weight:700; letter-spacing:.5px; text-transform:uppercase; color:var(--text-500); margin-bottom:6px }
.fi-input,.fi-ta,.fi-sel {
  width:100%; padding:12px 14px;
  background:var(--white); border:1.5px solid var(--gray-200);
  border-radius:var(--r); color:var(--text-900); font-size:15px; font-family:inherit;
  outline:none; transition:border-color .2s,box-shadow .2s;
}
.fi-input::placeholder,.fi-ta::placeholder { color:var(--text-400) }
.fi-input:focus,.fi-ta:focus,.fi-sel:focus {
  border-color:var(--purple); box-shadow:0 0 0 3px rgba(124,58,237,.1);
}
.fi-ta { resize:vertical; min-height:130px; line-height:1.7 }
.fi-sel { -webkit-appearance:none; cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237C3AED' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 14px center; padding-right:40px;
}
.f2col { display:grid; grid-template-columns:1fr 1fr; gap:14px }

/* ── Utility spacing ─────────────────────────────────── */
.mt4{margin-top:4px}.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}
.mt20{margin-top:20px}.mt24{margin-top:24px}.mt32{margin-top:32px}.mt40{margin-top:40px}
.mt48{margin-top:48px}.mb16{margin-bottom:16px}.mb24{margin-bottom:24px}.mb32{margin-bottom:32px}
.flex{display:flex}.col{flex-direction:column}.wrap{flex-wrap:wrap}
.ac{align-items:center}.jc{justify-content:center}.jb{justify-content:space-between}
.g8{gap:8px}.g12{gap:12px}.g16{gap:16px}.g20{gap:20px}
.bold{font-weight:700}.bolder{font-weight:800}.black{font-weight:900}
.text-sm{font-size:13px}.text-xs{font-size:11px}
.muted{color:var(--text-500)}.muted2{color:var(--text-400)}

/* ── Page hero (inner pages) ─────────────────────────── */
.page-hero {
  background:linear-gradient(135deg,var(--purple-bg) 0%,var(--white) 60%,var(--blue-bg) 100%);
  border-bottom:1px solid var(--gray-200);
  padding:calc(var(--nav-h) + 64px) clamp(16px,4vw,40px) 72px;
  text-align:center;
}
.page-hero h1 { font-size:clamp(36px,5.5vw,60px); font-weight:900; letter-spacing:-.03em; margin-bottom:16px }
.page-hero .lead { font-size:18px; color:var(--text-500); max-width:560px; margin:0 auto }

/* ── Toast ───────────────────────────────────────────── */
.toast {
  position:fixed; bottom:24px; left:50%; transform:translateX(-50%) translateY(10px);
  background:var(--text-900); border-radius:30px;
  padding:11px 22px; font-size:13px; font-weight:600; color:#fff;
  opacity:0; pointer-events:none; z-index:600; white-space:nowrap;
  transition:opacity .28s,transform .28s;
}
.toast.show { opacity:1; transform:translateX(-50%) translateY(0) }

/* ── Footer ──────────────────────────────────────────── */
footer {
  background:var(--gray-50);
  border-top:1px solid var(--gray-200);
  padding:64px clamp(16px,4vw,40px) 28px;
}
.foot-grid {
  max-width:var(--mw); margin:0 auto;
  display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px;
  padding-bottom:48px; border-bottom:1px solid var(--gray-200); margin-bottom:28px;
}
.foot-logo-row { display:flex; align-items:center; gap:10px; margin-bottom:12px }
.foot-logo-img { height:32px; width:auto; object-fit:contain }
.foot-brand-name { font-size:16px; font-weight:800; color:var(--text-900) }
.foot-desc { font-size:13px; color:var(--text-400); line-height:1.9; max-width:280px; margin-bottom:14px }
.foot-email { font-size:13px; color:var(--purple); font-weight:600; transition:color .18s }
.foot-email:hover { color:var(--purple-d) }
.foot-col h4 { font-size:11px; font-weight:800; letter-spacing:2px; text-transform:uppercase; color:var(--text-400); margin-bottom:14px }
.foot-col a  { display:block; font-size:14px; color:var(--text-500); margin-bottom:9px; transition:color .18s }
.foot-col a:hover { color:var(--purple) }
.foot-bottom { max-width:var(--mw); margin:0 auto; display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px }
.foot-bottom p { font-size:13px; color:var(--text-400) }

/* ── Animations ──────────────────────────────────────── */
@keyframes fadeUp { from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)} }
@keyframes blink  { 0%,100%{opacity:1}50%{opacity:.25} }
@keyframes floatY { 0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)} }
@keyframes pop    { 0%{transform:scale(1)}40%{transform:scale(1.12)}70%{transform:scale(.97)}100%{transform:scale(1)} }
@keyframes shake  { 0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}75%{transform:translateX(6px)} }
@keyframes spin   { to{transform:rotate(360deg)} }
@keyframes confettiFall { 0%{transform:translateY(-10px) rotate(0deg);opacity:1}100%{transform:translateY(105vh) rotate(720deg);opacity:0} }
.au  { animation:fadeUp .55s var(--ease) both }
.au2 { animation:fadeUp .55s var(--ease) .12s both }
.au3 { animation:fadeUp .55s var(--ease) .24s both }
.au4 { animation:fadeUp .55s var(--ease) .36s both }
.confetti-p { position:fixed; width:8px; height:8px; border-radius:2px; animation:confettiFall linear forwards; z-index:900; pointer-events:none }

/* ── Responsive ──────────────────────────────────────── */
@media(max-width:1024px){ .foot-grid{ grid-template-columns:1.5fr 1fr 1fr } }
@media(max-width:768px) {
  .nav-links,.nav-cta { display:none }
  .hbg { display:flex }
  .g2,.g3 { grid-template-columns:1fr }
  .foot-grid { grid-template-columns:1fr 1fr }
  .f2col { grid-template-columns:1fr }
  .section { padding:64px clamp(14px,4vw,20px) }
}
@media(max-width:520px){ .foot-grid{ grid-template-columns:1fr } }