:root {
  --bg: #080b12;
  --bg2: #0d1117;
  --bg3: #131920;
  --surface: #161d27;
  --surface2: #1c2535;
  --border: rgba(255,255,255,0.07);
  --border2: rgba(255,255,255,0.12);
  --ink: #f0f4ff;
  --ink2: #8b95a8;
  --ink3: #4a5568;
  --accent: #4f8eff;
  --accent2: #7c3aed;
  --green: #10b981;
  --orange: #f59e0b;
  --pink: #ec4899;
  --red: #ef4444;
  --cyan: #06b6d4;
  --radius: 14px;
}

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

body {
  font-family: 'Instrument Sans', sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
}

/* NOISE TEXTURE */
body::before {
  content:'';
  position:fixed;
  inset:0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events:none;
  z-index:0;
  opacity:0.4;
}

/* HEADER */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8,11,18,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 32px;
  min-height: 62px;
  flex-wrap: wrap;
}
.site-nav-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  align-items: center;
  padding: 8px 32px 12px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.site-nav-row a {
  font-family: "Instrument Sans", sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--ink3);
  text-decoration: none;
  padding: 4px 8px;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}
.site-nav-row a:hover {
  color: var(--accent);
  background: var(--surface2);
}

.logo {
  display: flex;
  align-items: center;
}
.logo img {
  height: 40px;
  width: auto;
  display: block;
}

.logo span { color: var(--ink2); -webkit-text-fill-color: var(--ink2); }

nav { display: flex; gap: 6px; align-items: center; }
nav a {
  color: var(--ink2);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 8px;
  transition: all 0.2s;
}
nav a:hover { color: var(--ink); background: var(--surface2); }

.submit-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 8px 16px;
  border-radius: 8px;
  font-family: 'Instrument Sans', sans-serif;
  font-weight: 600;
  font-size: 0.83rem;
  cursor: pointer;
  transition: all 0.2s;
  margin-left: 8px;
}
.submit-btn:hover { background: #3a7be8; transform: translateY(-1px); }

/* HERO */
.hero {
  position: relative;
  padding: 80px 32px 60px;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(79,142,255,0.15) 0%, rgba(124,58,237,0.08) 50%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(79,142,255,0.1);
  border: 1px solid rgba(79,142,255,0.25);
  color: #7db3ff;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.pulse { width:6px; height:6px; border-radius:50%; background:#4f8eff; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.4;transform:scale(0.8)} }

.hero h1 {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 16px;
}

.hero h1 .grad {
  background: linear-gradient(135deg, #4f8eff 0%, #a78bfa 50%, #ec4899 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  color: var(--ink2);
  font-size: 1.05rem;
  max-width: 500px;
  margin: 0 auto 32px;
  line-height: 1.65;
}

/* SEARCH */
.search-wrap {
  max-width: 580px;
  margin: 0 auto 20px;
  position: relative;
}

.search-wrap input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 12px;
  padding: 16px 56px 16px 52px;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 1rem;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-wrap input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79,142,255,0.15);
}
.search-wrap input::placeholder { color: var(--ink3); }

.search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink3);
}

.search-clear {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--surface2);
  border: none;
  color: var(--ink2);
  width: 26px; height: 26px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.8rem;
  display: none;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.search-clear:hover { background: var(--border2); }
.search-clear.visible { display: flex; }

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.hstat { text-align: center; }
.hstat-num {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--ink);
}
.hstat-label { font-size: 0.75rem; color: var(--ink3); margin-top: 2px; }

/* CATEGORY PILLS */
.cats-wrap {
  padding: 0 32px 24px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 1100px;
  margin: 0 auto;
}

.cat-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink2);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.cat-pill:hover { border-color: var(--border2); color: var(--ink); background: var(--surface2); }
.cat-pill.active { border-color: var(--accent); color: var(--accent); background: rgba(79,142,255,0.1); }
.cat-pill .cat-count {
  background: rgba(255,255,255,0.07);
  font-size: 0.72rem;
  padding: 1px 6px;
  border-radius: 10px;
}
.cat-pill.active .cat-count { background: rgba(79,142,255,0.2); }

/* MAIN */
.main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 60px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.section-title {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.section-meta { font-size: 0.82rem; color: var(--ink3); }

/* TOOL GRID */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

/* TOOL CARD */
.tool-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
  animation: fadeUp 0.4s ease both;
  text-decoration: none;
  display: block;
  color: inherit;
}

.tool-card::before {
  content:'';
  position:absolute;
  inset:0;
  background: radial-gradient(circle at 50% 0%, rgba(79,142,255,0.05), transparent 60%);
  opacity:0;
  transition: opacity 0.3s;
}
.tool-card:hover { border-color: var(--border2); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,0,0,0.4); }
.tool-card:hover::before { opacity:1; }

@keyframes fadeUp {
  from { opacity:0; transform:translateY(12px); }
  to { opacity:1; transform:translateY(0); }
}

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.tool-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.card-badges { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

.badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-free { background: rgba(16,185,129,0.15); color: #10b981; }
.badge-paid { background: rgba(245,158,11,0.15); color: #f59e0b; }
.badge-freemium { background: rgba(79,142,255,0.15); color: #4f8eff; }
.badge-new { background: rgba(236,72,153,0.15); color: #ec4899; }
.badge-hot { background: rgba(239,68,68,0.15); color: #ef4444; }
.badge-india { background: rgba(255,153,51,0.15); color: #ff9933; }

.tool-name {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
  color: var(--ink);
}

.tool-desc {
  font-size: 0.84rem;
  color: var(--ink2);
  line-height: 1.55;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tool-cat {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  color: var(--ink3);
}

.card-actions { display: flex; gap: 6px; }

.visit-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 6px 14px;
  border-radius: 7px;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.visit-btn:hover { background: #3a7be8; }

.save-btn {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--ink2);
  width: 30px; height: 30px;
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.save-btn:hover { border-color: var(--orange); color: var(--orange); }
.save-btn.saved { border-color: var(--orange); color: var(--orange); background: rgba(245,158,11,0.1); }

/* RATING STARS */
.rating {
  display: flex;
  align-items: center;
  gap: 3px;
  margin-bottom: 10px;
}
.stars { color: var(--orange); font-size: 0.75rem; letter-spacing: 1px; }
.rating-num { font-size: 0.75rem; color: var(--ink3); margin-left: 4px; }

/* FEATURED CARD */
.tool-card.featured {
  border-color: rgba(79,142,255,0.3);
  background: linear-gradient(135deg, rgba(79,142,255,0.05), var(--surface));
}
.featured-tag {
  position: absolute;
  top: 12px;
  right: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 5px;
}

/* EMPTY STATE */
.empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--ink3);
}
.empty-icon { font-size: 3rem; margin-bottom: 16px; }
.empty h3 { font-family:'Cabinet Grotesk',sans-serif; font-size:1.2rem; font-weight:800; color:var(--ink2); margin-bottom:8px; }

/* NEWSLETTER */
.newsletter {
  background: linear-gradient(135deg, rgba(79,142,255,0.1), rgba(124,58,237,0.1));
  border: 1px solid rgba(79,142,255,0.2);
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  margin: 40px 0;
}
.newsletter h3 { font-family:'Cabinet Grotesk',sans-serif; font-size:1.5rem; font-weight:900; letter-spacing:-0.03em; margin-bottom:8px; }
.newsletter p { color:var(--ink2); font-size:0.9rem; margin-bottom:20px; }
.nl-form { display:flex; gap:10px; max-width:400px; margin:0 auto; }
.nl-form input { flex:1; background:var(--surface); border:1px solid var(--border2); border-radius:8px; padding:11px 14px; font-family:'Instrument Sans',sans-serif; font-size:0.9rem; color:var(--ink); outline:none; }
.nl-form input:focus { border-color:var(--accent); }
.nl-form button { background:var(--accent); color:#fff; border:none; padding:11px 20px; border-radius:8px; font-weight:600; font-size:0.85rem; cursor:pointer; white-space:nowrap; font-family:'Instrument Sans',sans-serif; }

/* SEO FOOTER */
.seo-section {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 40px 32px;
}
.seo-inner { max-width:1200px; margin:0 auto; }
.seo-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:24px; margin-top:20px; }
.seo-col h4 { font-size:0.75rem; font-weight:700; text-transform:uppercase; letter-spacing:0.1em; color:var(--ink3); margin-bottom:12px; }
.seo-col ul { list-style:none; }
.seo-col li { margin-bottom:6px; }
.seo-col a { font-size:0.82rem; color:var(--ink3); text-decoration:none; transition:color 0.2s; }
.seo-col a:hover { color:var(--accent); }

footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 24px 32px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--ink3);
}
footer strong { color: var(--ink2); }

/* TOAST */
.toast {
  position:fixed; bottom:24px; right:24px;
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--ink);
  padding:12px 18px;
  border-radius:10px;
  font-size:0.85rem;
  transform:translateY(80px);
  opacity:0;
  transition:all 0.3s;
  z-index:300;
  backdrop-filter: blur(10px);
}
.toast.show { transform:translateY(0); opacity:1; }

/* SORT BAR */
.sort-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.sort-label { font-size:0.82rem; color:var(--ink3); }
.sort-btn {
  padding:5px 12px;
  border-radius:7px;
  border:1px solid var(--border);
  background:transparent;
  color:var(--ink2);
  font-size:0.8rem;
  font-family:'Instrument Sans',sans-serif;
  cursor:pointer;
  transition:all 0.2s;
}
.sort-btn:hover, .sort-btn.active { border-color:var(--accent); color:var(--accent); background:rgba(79,142,255,0.08); }

/* INDIA SCORE */
.india-score {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.iscore-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--ink3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.iscore-bar {
  flex: 1;
  height: 4px;
  background: rgba(255,255,255,0.07);
  border-radius: 4px;
  overflow: hidden;
  min-width: 60px;
  max-width: 80px;
}
.iscore-fill {
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, #ff9933, #138808);
  transition: width 0.6s ease;
}
.iscore-num {
  font-size: 0.75rem;
  font-weight: 700;
  color: #ff9933;
}

/* INDIA CHIPS */
.india-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 12px;
}
.ichip {
  display: flex;
  align-items: center;
  gap: 3px;
  font-size: 0.68rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 5px;
  white-space: nowrap;
}
.ichip-vpn { background: rgba(16,185,129,0.12); color: #10b981; }
.ichip-novpn { background: rgba(239,68,68,0.1); color: #f87171; }
.ichip-rupee { background: rgba(245,158,11,0.12); color: #fbbf24; }
.ichip-lang { background: rgba(79,142,255,0.12); color: #7db3ff; }
.ichip-data { background: rgba(124,58,237,0.12); color: #a78bfa; }

/* INDIA FILTER BAR */
.india-bar {
  background: linear-gradient(135deg, rgba(255,153,51,0.06), rgba(19,136,8,0.06));
  border: 1px solid rgba(255,153,51,0.15);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.india-bar-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: #ff9933;
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}
.ifilter-btn {
  padding: 5px 12px;
  border-radius: 7px;
  border: 1px solid rgba(255,153,51,0.2);
  background: transparent;
  color: var(--ink2);
  font-size: 0.78rem;
  font-family: 'Instrument Sans', sans-serif;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.ifilter-btn:hover { border-color: #ff9933; color: #ff9933; background: rgba(255,153,51,0.08); }
.ifilter-btn.active { border-color: #ff9933; color: #ff9933; background: rgba(255,153,51,0.12); }

/* RUPEE PRICING */
.rupee-price {
  font-size: 0.75rem;
  color: #fbbf24;
  font-weight: 600;
  margin-top: 2px;
}

@media(max-width:768px){
  header { padding:0 16px; }
  nav { display:none; }
  .hero { padding:50px 16px 40px; }
  .main { padding:0 16px 40px; }
  .tools-grid { grid-template-columns:1fr; }
  .nl-form { flex-direction:column; }
  .cats-wrap { padding:0 16px 20px; }
}

/* ===== MODAL OVERLAY SYSTEM ===== */
.modal-overlay {
  position: fixed !important;
  inset: 0 !important;
  background: rgba(0,0,0,0.75) !important;
  z-index: 9999 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 20px !important;
  overflow-y: auto !important;
  opacity: 0 !important;
  pointer-events: none !important;
  transition: opacity 0.2s ease !important;
}
.modal-overlay.open {
  opacity: 1 !important;
  pointer-events: all !important;
}
.modal-overlay > div {
  transform: translateY(12px);
  transition: transform 0.2s ease;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-overlay.open > div {
  transform: translateY(0) !important;
}


/* --- */


/* teacherModal CSS moved to main block */
.t-msg { display:flex; gap:10px; align-items:flex-start; }
.t-msg.t-user { flex-direction:row-reverse; }
.t-avatar { width:32px; height:32px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:1rem; flex-shrink:0; background:var(--surface2); }
.t-msg.t-user .t-avatar { background:linear-gradient(135deg,#10b981,#059669); }
.t-bubble { max-width:80%; background:var(--surface); border:1px solid var(--border); border-radius:16px; padding:12px 16px; font-size:0.87rem; color:var(--ink2); line-height:1.6; }
.t-msg.t-user .t-bubble { background:rgba(16,185,129,0.1); border-color:rgba(16,185,129,0.25); color:var(--ink); border-radius:16px 4px 16px 16px; }
.t-msg.t-ai .t-bubble { border-radius:4px 16px 16px 16px; }
.t-bubble strong { color:var(--ink); }
.t-bubble code { background:rgba(255,255,255,0.08); padding:1px 6px; border-radius:4px; font-family:monospace; font-size:0.82rem; color:#a78bfa; }
.t-bubble pre { background:rgba(0,0,0,0.3); border:1px solid var(--border); border-radius:8px; padding:12px; margin:8px 0; overflow-x:auto; font-size:0.8rem; color:#e2e8f0; line-height:1.5; }
.t-bubble ul, .t-bubble ol { margin-left:18px; }
.lesson-btn { background:var(--surface); border:1px solid var(--border); color:var(--ink2); padding:5px 11px; border-radius:20px; font-size:0.74rem; font-weight:600; cursor:pointer; font-family:'Instrument Sans',sans-serif; transition:all 0.2s; white-space:nowrap; }
.lesson-btn:hover { border-color:#10b981; color:#10b981; background:rgba(16,185,129,0.08); }
.quick-ask-btn { background:transparent; border:1px solid var(--border); color:var(--ink3); padding:3px 9px; border-radius:12px; font-size:0.7rem; cursor:pointer; font-family:'Instrument Sans',sans-serif; transition:all 0.2s; white-space:nowrap; }
.quick-ask-btn:hover { border-color:#10b981; color:#10b981; }
@keyframes typing { 0%,60%,100%{transform:translateY(0)} 30%{transform:translateY(-4px)} }


/* --- */


#promptModal.open > div { transform:translateY(0); }
.prompt-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
  animation: fadeUp 0.3s ease both;
}
.prompt-card:hover { border-color: var(--border2); transform: translateY(-1px); box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.prompt-card.copied { border-color: var(--green); background: rgba(16,185,129,0.05); }
.prompt-cat-tag {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.68rem; font-weight: 700; padding: 2px 8px;
  border-radius: 5px; margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.06em;
}
.prompt-text {
  font-size: 0.84rem; color: var(--ink2); line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
  margin-bottom: 12px;
}
.prompt-footer { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.prompt-tool { font-size: 0.7rem; color: var(--ink3); display:flex; align-items:center; gap:4px; }
.prompt-actions { display: flex; gap: 6px; }
.pcopy-btn {
  background: var(--surface2); border: 1px solid var(--border); color: var(--ink2);
  padding: 4px 10px; border-radius: 6px; font-size: 0.72rem; font-weight: 600;
  cursor: pointer; font-family: 'Instrument Sans', sans-serif; transition: all 0.15s;
  white-space: nowrap;
}
.pcopy-btn:hover { border-color: var(--accent); color: var(--accent); }
.pwa-btn {
  background: rgba(37,211,102,0.1); border: 1px solid rgba(37,211,102,0.25); color: #25d366;
  width: 28px; height: 28px; border-radius: 6px; font-size: 0.8rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.15s;
}
.pwa-btn:hover { background: rgba(37,211,102,0.2); }
.plang-badge {
  font-size: 0.65rem; padding: 1px 6px; border-radius: 4px; font-weight: 700;
}
.plang-hi { background: rgba(255,153,51,0.15); color: #ff9933; }
.plang-en { background: rgba(79,142,255,0.12); color: #7db3ff; }
.plang-both { background: rgba(124,58,237,0.12); color: #a78bfa; }

/* Modal open state */
#quizModal.open, #compareModal.open, #toolkitModal.open, #submitModal.open, #promptModal.open {
  opacity: 1;
  pointer-events: all;
}
#quizModal.open > div, #compareModal.open > div, #toolkitModal.open > div, #submitModal.open > div {
  transform: translateY(0);
}

/* Mobile bottom nav */
.mobile-nav {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: rgba(13,17,23,0.95);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  padding: 8px 0 12px;
  z-index: 150;
  justify-content: space-around;
}
.mob-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  background: none;
  border: none;
  color: var(--ink3);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px 16px;
  border-radius: 8px;
  font-family: 'Instrument Sans', sans-serif;
}
.mob-btn span { font-size: 0.6rem; color: var(--ink3); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }
.mob-btn.active { color: var(--accent); }
.mob-btn.active span { color: var(--accent); }
@media(max-width:768px) {
  .mobile-nav { display: flex; }
  body { padding-bottom: 70px; }
}


/* --- */


@keyframes ticker { from{transform:translateX(0)} to{transform:translateX(-50%)} }


/* --- */