* {
    box-sizing: border-box;
}

html {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Yu Gothic", "YuGothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
    color: #1f2933;
    background: #f4f7f9;
}

body {
    margin: 0;
    min-height: 100vh;
}

.page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.hero,
.panel {
    width: min(760px, 100%);
    padding: 56px 32px;
    text-align: center;
    background: #ffffff;
    border: 1px solid #d9e2e8;
    border-radius: 18px;
    box-shadow: 0 12px 30px rgba(31, 41, 51, 0.08);
}

.eyebrow {
    margin: 0 0 12px;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: #43798f;
}

h1 {
    margin: 0;
    font-size: clamp(2rem, 6vw, 3.5rem);
    line-height: 1.2;
}

.lead {
    margin: 20px 0 0;
    font-size: 1.08rem;
    color: #52616b;
}

.actions {
    margin-top: 34px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 12px 24px;
    border-radius: 10px;
    color: #ffffff;
    background: #286f8a;
    font-weight: 700;
    text-decoration: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.button:hover,
.button:focus-visible {
    opacity: 0.9;
    transform: translateY(-1px);
}

.button-secondary {
    background: #52616b;
}

@media (max-width: 600px) {
    .hero,
    .panel {
        padding: 42px 20px;
        border-radius: 14px;
    }

    .button {
        width: 100%;
    }
}