/* ---------- hero ---------- */
.hero {
    padding: 110px 0 90px;
    text-align: center;
    position: relative;
    overflow: hidden
}

.glyph {
    position: absolute;
    font-family: var(--serif);
    color: var(--wash);
    z-index: 0;
    font-weight: 300;
    user-select: none;
    pointer-events: none;
    line-height: 1
}

.g1 {
    font-size: 340px;
    top: -60px;
    left: -40px
}

.g2 {
    font-size: 260px;
    bottom: -100px;
    right: -10px
}

.g3 {
    font-size: 150px;
    top: 40px;
    right: 18%
}

.hero>* {
    position: relative;
    z-index: 1
}

.hero h1 {
    font-family: var(--serif);
    font-weight: 400;
    font-size: clamp(40px, 6.5vw, 72px);
    line-height: 1.08;
    letter-spacing: -.015em;
    max-width: 760px;
    margin: 20px auto 0
}

.hero h1 em {
    font-style: italic;
    font-weight: 300;
    color: var(--accent)
}

.hero p {
    color: var(--soft);
    max-width: 440px;
    margin: 26px auto 0;
    font-size: 17px
}

.rule {
    width: 56px;
    height: 1px;
    background: var(--line-dark);
    margin: 56px auto 0
}

/* ---------- grade cards ---------- */
.grades {
    padding: 0 0 130px
}

.grade-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    margin-top: 48px
}

.grade-card {
    background: var(--card);
    border: 1px solid var(--line);
    padding: 36px 24px 28px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    transition: border-color .25s, transform .25s, box-shadow .25s;
    position: relative
}

.grade-card:hover {
    border-color: var(--line-dark);
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(28, 27, 23, .06)
}

.grade-card .num {
    font-family: var(--serif);
    font-size: 64px;
    font-weight: 300;
    line-height: 1;
    color: var(--ink);
    transition: color .25s
}

.grade-card:hover .num {
    color: var(--accent)
}

.grade-card .gname {
    font-family: var(--serif);
    font-size: 17px;
    margin-top: 10px
}

.grade-card .gcount {
    font-size: 13px;
    color: var(--faint);
    margin-top: 2px
}

.grade-card .go {
    margin-top: 18px;
    font-size: 13px;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--faint);
    opacity: 0;
    transform: translateY(4px);
    transition: all .25s
}

.grade-card:hover .go {
    opacity: 1;
    transform: none;
    color: var(--accent)
}

/* ---------- responsive ---------- */
@media (max-width:900px) {
    .grade-grid {
        grid-template-columns: repeat(3, 1fr)
    }
}

@media (max-width:640px) {
    .hero {
        padding: 70px 0 60px
    }

    .grade-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px
    }

    .grades {
        padding-bottom: 80px
    }

    .g1 {
        font-size: 220px
    }
}