:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #07100d;
  color: #ecf7f1;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 20% 0%, #173a2d 0%, #07100d 48%); }
main { width: min(760px, calc(100% - 32px)); margin: 0 auto; padding: max(32px, env(safe-area-inset-top)) 0 72px; }
header { margin-bottom: 34px; }
.language-switcher { display: flex; justify-content: flex-end; align-items: center; gap: 8px; min-height: 36px; margin-bottom: 30px; color: #6f8f7f; }
.language-button { margin: 0; padding: 4px 2px; border: 0; border-radius: 0; background: transparent; color: #9cb4a8; font-size: .88rem; font-weight: 600; }
.language-button:hover { background: transparent; color: #d7ebe0; }
.language-button[aria-pressed="true"] { color: #61d89d; }
.eyebrow { color: #61d89d; font-size: .75rem; font-weight: 700; letter-spacing: .18em; }
h1 { margin: 8px 0 12px; font-size: clamp(2.1rem, 7vw, 4.4rem); line-height: .98; letter-spacing: -.045em; }
h2 { margin: 0 0 8px; font-size: 1.35rem; }
p { color: #a8bbb1; line-height: 1.55; }
.subtitle { font-size: 1.08rem; }
.card { background: rgba(15, 31, 25, .88); border: 1px solid #29483a; border-radius: 18px; padding: 26px; box-shadow: 0 20px 80px rgba(0,0,0,.3); }
.message { margin: 0 0 18px; padding: 14px 16px; border-radius: 12px; background: #3b241a; border: 1px solid #8b5033; }
label { display: block; margin: 22px 0 8px; font-size: .9rem; color: #c8d8d0; }
input { width: 100%; padding: 13px 14px; border-radius: 10px; border: 1px solid #3c5c4d; background: #091510; color: #fff; font: inherit; }
button { margin-top: 18px; padding: 12px 17px; border: 0; border-radius: 10px; background: #61d89d; color: #05110b; font: inherit; font-weight: 700; cursor: pointer; }
button:hover { background: #82e7b5; }
button:disabled { opacity: .55; cursor: wait; }
button.secondary { margin: 0; background: transparent; color: #c8d8d0; border: 1px solid #3c5c4d; }
.row { display: flex; align-items: start; justify-content: space-between; gap: 20px; }
.row p { margin-bottom: 0; }
.sessions { margin-top: 24px; display: grid; gap: 10px; }
.session { padding: 15px; border-radius: 12px; background: #091510; border: 1px solid #263f34; }
.session strong { color: #61d89d; }
.session small { display: block; margin-top: 7px; color: #8fa59a; }
.session button { margin: 12px 0 0; padding: 8px 11px; background: #47271f; color: #ffd8cd; }
@media (max-width: 560px) { main { padding-top: max(28px, env(safe-area-inset-top)); } .language-switcher { margin-bottom: 22px; } .row { display: block; } .row button { margin-top: 12px; } }