:root {
  --bg: #05060a;
  --card: rgba(255,255,255,0.06);
  --muted: rgba(255,255,255,0.65);
  --text: #e9f0ff;
  --primary: #19e3ff;
  --primary-2: #7b61ff;
  --ring: rgba(25, 227, 255, 0.6);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, 'Apple Color Emoji', 'Segoe UI Emoji';
  color: var(--text);
  background: var(--bg);
  line-height: 1.45;
}

.bg-gradient {
  position: fixed;
  inset: -20vmax;
  pointer-events: none;
  background: radial-gradient(60vmax 60vmax at 10% 10%, rgba(123,97,255,0.25), transparent 60%),
              radial-gradient(70vmax 70vmax at 90% 20%, rgba(25,227,255,0.18), transparent 60%),
              radial-gradient(80vmax 80vmax at 50% 100%, rgba(0, 153, 255, 0.10), transparent 60%);
  filter: saturate(120%);
  z-index: -1;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.brand .logo { font-size: 24px; }
.brand .brand-name { letter-spacing: 0.3px; }
.nav a { color: var(--muted); text-decoration: none; margin-left: 18px; }
.nav a:hover { color: var(--text); }

.hero { display: grid; grid-template-columns: 1.2fr 1fr; gap: 28px; padding: 38px 0 12px; align-items: center; }
.hero-copy h1 { font-size: clamp(28px, 4vw, 48px); margin: 0 0 10px; line-height: 1.05; }
.hero-copy p { color: var(--muted); margin: 0 0 16px; }
.hero-cta { display: flex; gap: 10px; }

.btn { border: 1px solid transparent; color: #081018; background: #ffffff; padding: 10px 14px; border-radius: 10px; font-weight: 600; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .2s ease; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 30px rgba(0,0,0,0.18); }
.btn-primary { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%); color: #04070a; }
.btn-ghost { background: transparent; border-color: rgba(255,255,255,0.15); color: var(--text); }

.hero-art { position: relative; height: 280px; }
.blob { position: absolute; filter: blur(24px) saturate(130%); opacity: 0.7; border-radius: 50%; }
.blob.b1 { inset: 0 40% 40% 0; background: radial-gradient(circle at 30% 30%, #19e3ff, #0ea5e9 50%, transparent 60%); }
.blob.b2 { inset: 40% 0 0 40%; background: radial-gradient(circle at 70% 70%, #7b61ff, #4f46e5 50%, transparent 60%); }
.blob.b3 { inset: 10% 10% 10% 10%; background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.2), transparent 60%); mix-blend-mode: overlay; }

.section { padding: 48px 0; }
.section-head h2 { margin: 0 0 6px; font-size: 26px; }
.section-head p { margin: 0 0 16px; color: var(--muted); }

.glass { background: var(--card); border: 1px solid rgba(255,255,255,0.12); border-radius: 16px; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), 0 10px 40px rgba(0,0,0,0.28); }

.chat-card { padding: 14px; }
.chat-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px; }
.control { display: grid; gap: 6px; }
.control span { font-size: 12px; color: var(--muted); }
.control input { padding: 10px 12px; border-radius: 10px; border: 1px solid rgba(255,255,255,0.15); background: rgba(255,255,255,0.06); color: var(--text); outline: none; }
.control input:focus { border-color: var(--ring); box-shadow: 0 0 0 4px rgba(25, 227, 255, 0.15); }
.control.sm input { padding: 8px 10px; }

.chat-window { height: 260px; overflow: auto; padding: 10px; border-radius: 12px; background: rgba(0,0,0,0.25); border: 1px solid rgba(255,255,255,0.08); display: grid; gap: 8px; }
.msg { display: inline-block; max-width: 75%; padding: 10px 12px; border-radius: 12px; line-height: 1.35; }
.msg.user { margin-left: auto; background: rgba(25,227,255,0.15); border: 1px solid rgba(25,227,255,0.3); }
.msg.bot { background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.12); }
.chat-entry { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin-top: 10px; }
#chatInput { padding: 12px 14px; border-radius: 12px; border: 1px solid rgba(255,255,255,0.15); background: rgba(255,255,255,0.06); color: var(--text); }

.location-card { padding: 14px; margin-bottom: 10px; }
.location-controls { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; }
.coords { display: flex; gap: 10px; align-items: end; }
.where { color: var(--muted); padding: 8px 2px 0; font-size: 14px; }

.week-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.day-card { padding: 18px; }
.day-card h3 { margin: 0 0 16px; font-size: 18px; font-weight: 600; color: var(--primary); }
.times { display: grid; gap: 16px; }
.time-block { 
  background: rgba(0,0,0,0.2); 
  border-radius: 10px; 
  padding: 12px; 
  border: 1px solid rgba(255,255,255,0.08);
}
.time-label { 
  font-size: 12px; 
  font-weight: 600; 
  color: var(--muted); 
  margin-bottom: 8px; 
  text-transform: uppercase; 
  letter-spacing: 0.5px;
}
.time-slot { 
  font-size: 16px; 
  font-weight: 500; 
  color: var(--text); 
  margin-bottom: 4px;
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
}
.time-slot:last-child { margin-bottom: 0; }

.download-card { display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; padding: 18px; align-items: center; }
.dl-copy p { color: var(--muted); }
.dl-art { display: grid; place-items: center; }
.phone { width: 180px; height: 340px; border-radius: 30px; background: linear-gradient(160deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02)); border: 1px solid rgba(255,255,255,0.18); position: relative; box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), 0 20px 60px rgba(0,0,0,0.45); }
.phone .screen { position: absolute; inset: 14px; border-radius: 22px; background: radial-gradient(120px 120px at 60% 30%, rgba(25,227,255,0.4), transparent 60%), radial-gradient(140px 140px at 30% 70%, rgba(123,97,255,0.35), transparent 60%); display: grid; place-items: center; font-weight: 800; font-size: 44px; color: rgba(255,255,255,0.85); letter-spacing: 4px; }

.footer { display: flex; justify-content: space-between; padding: 30px 0 60px; color: var(--muted); font-size: 14px; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .download-card { grid-template-columns: 1fr; }
  .week-list { grid-template-columns: 1fr; }
}