.k12-curriculum {
    --k12-ink: #0d4244;
    --k12-muted: #245b5b;
    --k12-mint: #edf7f1;
    --k12-coral: #fff0eb;
    --k12-gold: #fff6df;
    --k12-blue: #eaf7fa;
    --k12-border: rgba(13, 66, 68, 0.35);
    padding: 72px 0 48px;
    color: var(--k12-ink);
    background: #fffdf8;
    font-family: var(--font-display-outfit, Arial, sans-serif);
}

.k12-curriculum__heading {
    max-width: 980px;
    margin: 0 auto 12px;
    text-align: center;
    font-family: var(--font-display, Arial, sans-serif);
    font-size: clamp(38px, 5vw, 70px);
    font-weight: 800;
    line-height: 1.04;
    letter-spacing: -0.035em;
}

.k12-curriculum__heading span {
    display: block;
    font-size: 0.72em;
    letter-spacing: -0.025em;
}

.k12-curriculum__intro {
    max-width: 860px;
    margin: 0 auto 34px;
    text-align: center;
    color: var(--k12-muted);
    font-size: clamp(17px, 1.7vw, 24px);
    line-height: 1.3;
}

.k12-curriculum__cards {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.k12-curriculum__card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    min-height: 178px;
    padding: 22px 20px;
    border-radius: 12px;
}

.k12-curriculum__card--mint { background: var(--k12-mint); }
.k12-curriculum__card--coral { background: var(--k12-coral); }
.k12-curriculum__card--gold { background: var(--k12-gold); }
.k12-curriculum__card--blue { background: var(--k12-blue); }

.k12-curriculum__icon {
    display: grid;
    flex: 0 0 88px;
    width: 88px;
    height: 88px;
    place-items: center;
    border-radius: 50%;
    color: var(--k12-ink);
}

.k12-curriculum__card--mint .k12-curriculum__icon { background: #c8e9dc; }
.k12-curriculum__card--coral .k12-curriculum__icon { background: #ffad98; }
.k12-curriculum__card--gold .k12-curriculum__icon { background: #ffdc8c; }
.k12-curriculum__card--blue .k12-curriculum__icon { background: #bce5f0; }

.k12-curriculum__icon svg { width: 52px; height: 52px; }

.k12-curriculum__card h3 {
    margin: 4px 0 10px;
    font-size: clamp(20px, 1.8vw, 27px);
    line-height: 1.12;
    font-weight: 800;
}

.k12-curriculum__card p {
    margin: 0;
    color: var(--k12-muted);
    font-size: clamp(16px, 1.45vw, 21px);
    line-height: 1.25;
}

.k12-curriculum__day {
    display: grid;
    grid-template-columns: 130px minmax(0, 1fr) 250px;
    align-items: center;
    gap: 28px;
    margin-top: 12px;
    padding: 20px 34px;
    border-radius: 12px;
    background: var(--k12-mint);
}

.k12-curriculum__day-icon {
    display: grid;
    width: 88px;
    height: 88px;
    place-items: center;
    border-radius: 50%;
    background: #c8e9dc;
    color: var(--k12-ink);
}

.k12-curriculum__day-icon svg { width: 52px; height: 52px; }

.k12-curriculum__day-copy {
    padding-left: 28px;
    border-left: 1px solid var(--k12-border);
}

.k12-curriculum__day-copy h3 {
    margin: 0 0 2px;
    font-size: clamp(25px, 2.25vw, 34px);
    line-height: 1.05;
    font-weight: 800;
}

.k12-curriculum__day-copy p {
    margin: 0 0 10px;
    color: var(--k12-muted);
    font-size: clamp(16px, 1.55vw, 22px);
    line-height: 1.2;
}

.k12-curriculum__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.k12-curriculum__tag {
    padding: 8px 20px;
    border-radius: 999px;
    background: #d6eee5;
    color: var(--k12-muted);
    font-size: clamp(14px, 1.25vw, 18px);
    line-height: 1;
    white-space: nowrap;
}

.k12-curriculum__day-note {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-left: 28px;
    border-left: 1px solid var(--k12-border);
    font-size: clamp(18px, 1.65vw, 25px);
    line-height: 1.1;
    font-weight: 800;
}

.k12-curriculum__day-note svg { flex: 0 0 52px; width: 52px; height: 52px; }

@media (max-width: 1000px) {
    .k12-curriculum__cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .k12-curriculum__day { grid-template-columns: 90px minmax(0, 1fr); }
    .k12-curriculum__day-note { grid-column: 2; border-left: 0; padding: 10px 0 0; border-top: 1px solid var(--k12-border); }
}

@media (max-width: 640px) {
    .k12-curriculum { padding: 48px 0 32px; }
    .k12-curriculum__cards { grid-template-columns: 1fr; }
    .k12-curriculum__card { min-height: 0; padding: 18px; }
    .k12-curriculum__icon, .k12-curriculum__day-icon { flex-basis: 72px; width: 72px; height: 72px; }
    .k12-curriculum__icon svg, .k12-curriculum__day-icon svg { width: 42px; height: 42px; }
    .k12-curriculum__day { grid-template-columns: 72px minmax(0, 1fr); gap: 16px; padding: 18px; }
    .k12-curriculum__day-copy { padding-left: 16px; }
    .k12-curriculum__tags { gap: 7px; }
    .k12-curriculum__tag { padding: 7px 12px; }
    .k12-curriculum__day-note { grid-column: 1 / -1; padding-left: 0; }
}