* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: clamp(16px, 5vw, 48px);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    background: #f6f7fb;
    color: #111;
}

.box {
    width: min(900px, 100%);
    padding: 18px; /* Older Safari fallback */
    padding: clamp(18px, 4vw, 44px);
    border-radius: 18px;
    background: #fff;
    border: 1px solid #e7e7ee;
    box-shadow: 0 10px 30px rgba(0, 0, 0, .06);
    text-align: center;
}

.msg {
    font-size: clamp(22px, 4vw, 44px);
    font-weight: 700;
    line-height: 1.15;
    margin: 0;
    word-break: break-word;
}

#welcomeMessage {
    color: #1f2937;
}

#date {
    margin: 12px 0 0;
    font-size: clamp(14px, 2vw, 18px);
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #6b7280;
}

#message {
    display: block;
    width: min(32rem, 100%);
    margin: 24px auto 0;
    padding: 16px 20px;
    border-radius: 14px;
    background: #fff6db;
    border: 1px solid #f4d98b;
    color: #7a4b00;
    font-size: clamp(18px, 2.4vw, 24px);
    font-weight: 600;
    line-height: 1.4;
}