:root {
  color-scheme: light;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background-color: #f7f8fb;
  color: #0f172a;
}

* { box-sizing: border-box; }

body { margin: 0; padding: 24px; }

.page { max-width: 1200px; margin: 0 auto; display: flex; flex-direction: column; gap: 32px; }

.hero { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 24px; align-items: center; }

.eyebrow { text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; color: #2563eb; margin: 0 0 8px; }

h1 { margin: 0 0 12px; font-size: clamp(28px, 4vw, 38px); }

.lead { margin: 0; font-size: 18px; line-height: 1.5; color: #334155; }

.hero-card { background: white; border-radius: 14px; padding: 16px; box-shadow: 0 20px 60px rgba(15, 23, 42, 0.12); display: flex; flex-direction: column; gap: 12px; min-height: 240px; }

.message { background: #0f172a; color: #e2e8f0; border-radius: 12px; padding: 14px 16px; min-height: 120px; display: flex; flex-direction: column; gap: 8px; }
.message-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.message-label { margin: 0; font-size: 13px; letter-spacing: 0.05em; text-transform: uppercase; color: #a5b4fc; }
.message-updated { margin: 0; font-size: 12px; color: #cbd5e1; }
#messageTitle { margin: 0; font-size: 18px; }
#messageBody { margin: 0; line-height: 1.6; color: #e2e8f0; }

.actions { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 8px; }

.button { border: 1px solid #e2e8f0; background: #fff; color: #0f172a; border-radius: 10px; padding: 10px 12px; font-weight: 600; cursor: pointer; transition: all 0.2s ease; }

.button:focus-visible { outline: 2px solid #2563eb; outline-offset: 2px; }

.button:hover { border-color: #2563eb; color: #2563eb; transform: translateY(-1px); }
.button--active { border-color: #2563eb; background: #2563eb; color: #fff; box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3); }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }

.card { background: white; border: 1px solid #e2e8f0; border-radius: 12px; padding: 16px; display: flex; flex-direction: column; gap: 8px; transition: border-color 0.2s ease, transform 0.2s ease; }

.card:hover { border-color: #2563eb; transform: translateY(-2px); }

h2 { margin: 0; font-size: 20px; }

p { margin: 0; line-height: 1.6; }

@media (max-width: 900px) { .hero { grid-template-columns: 1fr; } body { padding: 16px; } }