:root{
  /* Light theme (default) */
  --bg: #f7fafc;
  --card: #ffffff;
  --muted: #4b5563;
  --accent: #3b82f6;
  --accent-2: #7c3aed;
  --text: #0b1220;
  --radius: 12px;
  --max-width: 900px;
  --site-padding: 20px;
  --glass: rgba(11,18,32,0.04);
  --shadow: 0 6px 16px rgba(2,6,23,0.04);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

.dark{
  /* Dark theme overrides */
  --bg: #0f1724;
  --card: #0b1220;
  --muted: #98a0b3;
  --accent: #3b82f6;
  --accent-2: #7c3aed;
  --text: #e6eef8;
  --glass: rgba(255,255,255,0.04);
  --shadow: 0 8px 24px rgba(2,6,23,0.6);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.5;
  padding:0;
}

/* Layout */
.hero{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:28px var(--site-padding);
  min-height:40vh;
  /* extra-dark navy → deep purple gradient (darker) */
  background: linear-gradient(90deg, rgba(40,10,100,0.97), rgba(10,40,150,0.95));
  overflow:hidden;
}
.hero-inner{
  width:100%;
  max-width:var(--max-width);
  display:grid;
  grid-template-columns: 1fr;
  gap:20px;
  align-items:center;
  background:linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
  padding:18px;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  backdrop-filter: blur(6px);
}

@media(min-width:880px){
  .hero-inner{
    grid-template-columns: 1fr 1fr;
    gap:28px;
    padding:28px;
  }
}

/* Image */
.hero-image{
  width:100%;
  height:240px;
  object-fit:cover;
  display:block;
  border-radius:8px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow: 0 6px 12px rgba(11,18,32,0.12);
  transition:transform .6s cubic-bezier(.2,.9,.3,1);
}

@media(min-width:880px){
  .hero-image{ height:320px; }
}

.hero-image:focus,
.hero-image:hover{
  transform:translateY(-6px) scale(1.01);
  outline: none;
}

/* Text block */
.hero-text{ padding:8px 4px; display:flex; flex-direction:column; gap:12px; align-items:center; text-align:center; color: #ffffff; }
h1{ margin:0; font-size:1.6rem; letter-spacing:-0.01em; color: #ffffff; }
@media(min-width:880px){ h1{ font-size:2.2rem; } }

.tagline{ margin:0; color: rgba(255,255,255,0.9); font-size:0.98rem; }
.cta-note{ margin:0; color:var(--muted); font-size:0.95rem; }

/* Paragraph spacing */
p{ margin:0 0 1rem 0; }
.card p{ margin-bottom: 0.5rem; }

/* Buttons */
/* icon-only toggle, floating top-right */
.icon-toggle{
  position:fixed;
  top:16px;
  right:16px;
  width:44px;
  height:44px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  padding:0;
  z-index:1200;
  background:var(--card);
  color:var(--text);
  border:1px solid rgba(0,0,0,0.06);
  box-shadow: var(--shadow);
}
.icon-toggle:focus{ outline:3px solid rgba(59,130,246,0.18); outline-offset:3px; }

/* reduce visual weight on small screens */
@media(max-width:420px){
  .icon-toggle{ top:12px; right:12px; width:40px; height:40px; font-size:16px; }
}

/* Make CTA buttons stack vertically */
.hero-buttons{
  display:flex;
  flex-direction:column;
  gap:12px;
  align-items:center;
  margin-top:6px;
}
.btn{
  display:inline-block;
  padding:10px 14px;
  border-radius:8px;
  text-decoration:none;
  color:var(--text);
  background:transparent;
  border:1px solid rgba(255,255,255,0.06);
  font-weight:600;
  transition:transform .14s ease, box-shadow .14s ease, background .14s ease;
  box-shadow: 0 1px 4px rgba(2,6,23,0.08);
}
.btn:focus{ outline:3px solid rgba(59,130,246,0.18); outline-offset:3px; }
.btn:hover{ transform:translateY(-3px); }

.btn-primary{
  background: linear-gradient(90deg,var(--accent),var(--accent-2));
  border: none;
  color: white;
  box-shadow: 0 6px 12px rgba(59,130,246,0.06);
}

.btn-outline{
  background: transparent;
  border: 1px solid rgba(255,255,255,0.08);
  color:var(--text);
}

/* Main content */
main{ max-width:var(--max-width); margin:28px auto; padding:0 var(--site-padding); display:flex; flex-direction:column; gap:18px; }
.card{
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  padding:16px;
  border-radius:10px;
  box-shadow: 0 6px 12px rgba(2,6,23,0.08);
  border: 1px solid rgba(255,255,255,0.02);
}

.card h2{ margin-top:0; margin-bottom:8px; font-size:1.1rem; color:var(--text); }
.muted{ color:var(--muted); margin:0 0 8px 0; }
.links{ display:flex; gap:12px; flex-wrap:wrap; margin:10px 0; }

/* FAQ - tighter vertical spacing for list-like elements */
dl{ margin:0; }
dt{ font-weight:700; margin-top:8px; }
dd{ margin:2px 0 0 0; color:var(--muted); line-height:1.25; }

/* general list tightening */
li{ margin:4px 0; line-height:1.25; }
ul,ol{ margin:6px 0; padding-left:1.25rem; }

/* emoji-style lists */
.emoji-list{ list-style:none; padding:0; margin:8px 0; }
.emoji-list li{ display:flex; gap:12px; align-items:flex-start; justify-content:center; margin:6px 0; line-height:1.25; }
.emoji-list .emoji{ font-size:1.15rem; line-height:1; display:inline-block; width:1.2em; text-align:center; }

/* Footer */
.site-footer{
  margin-top:24px;
  padding:18px var(--site-padding);
  color:var(--muted);
  font-size:0.9rem;
}
.footer-inner{ max-width:var(--max-width); margin:0 auto; display:flex; flex-direction:column; gap:6px; align-items:center; }

/* Utilities */
.note{ color:var(--muted); font-size:0.9rem; margin-top:8px; }
a{ color:inherit; }

/* Simple entrance animations */
@keyframes fadeUp {
  from { transform: translateY(8px); opacity:0; }
  to   { transform: translateY(0); opacity:1; }
}
.hero-inner, .card{ animation: fadeUp .6s ease both; }

/* Responsive tweaks */
@media(max-width:420px){
  .hero-image{ height:180px; border-radius:10px; }
  h1{ font-size:1.4rem; }
  .btn{ padding:9px 12px; font-size:0.95rem; }
}