/* Knowledge hub — coming soon + open-source bridge */

.pr-knowledge-hub {
    background: var(--pr-paper, #fffaf6);
    color: var(--pr-ink, #1a1714);
}

.pr-knowledge-hub__band {
    padding-block: clamp(2.5rem, 5vw, 4rem);
}

.pr-knowledge-hub__band--hero {
    background:
        radial-gradient(ellipse 70% 50% at 8% 0%, rgba(255, 97, 0, 0.08), transparent 58%),
        linear-gradient(180deg, #fffaf6 0%, #ffffff 100%);
    border-bottom: 1px solid var(--pr-line, rgba(26, 23, 20, 0.08));
    padding-top: clamp(1.25rem, 2.5vw, 2rem);
}

.pr-knowledge-hub__band--coming {
    background: #ffffff;
}

.pr-knowledge-hub__band--bridge {
    background: linear-gradient(180deg, #faf9f7 0%, #fffaf6 100%);
    padding-bottom: clamp(3rem, 6vw, 4.5rem);
}

.pr-knowledge-hub__hero {
    max-width: 40rem;
}

.pr-knowledge-hub__display {
    margin: 0 0 1rem;
    max-width: 18ch;
    font-size: clamp(2.35rem, 4.8vw, 3.85rem);
    line-height: 1.02;
    letter-spacing: -0.048em;
    font-weight: 600;
    text-wrap: balance;
}

.pr-knowledge-hub__lead {
    margin: 0 0 0.85rem;
    max-width: 38rem;
    font-size: clamp(1rem, 1.12vw, 1.08rem);
    line-height: 1.65;
    color: var(--pr-muted, rgba(26, 23, 20, 0.58));
}

.pr-knowledge-hub__note {
    margin: 0;
    padding-top: 0.85rem;
    border-top: 1px solid var(--pr-line, rgba(26, 23, 20, 0.08));
    max-width: 38rem;
    font-size: 0.84rem;
    line-height: 1.6;
    color: rgba(26, 23, 20, 0.44);
}

.pr-knowledge-hub__section-title {
    margin: 0 0 clamp(1rem, 2vw, 1.35rem);
    font-size: 0.62rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(26, 23, 20, 0.38);
    font-weight: 650;
}

.pr-knowledge-hub__coming-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(0.85rem, 1.8vw, 1rem);
    margin: 0;
    padding: 0;
    list-style: none;
}

.pr-knowledge-hub__coming-card {
    display: grid;
    gap: 0.45rem;
    padding: clamp(1rem, 2vw, 1.25rem);
    border: 1px solid var(--pr-line, rgba(26, 23, 20, 0.08));
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 16px 40px rgba(20, 16, 12, 0.04);
}

.pr-knowledge-hub__coming-badge {
    width: fit-content;
    padding: 0.28rem 0.55rem;
    border-radius: 999px;
    border: 1px solid rgba(26, 23, 20, 0.08);
    background: rgba(250, 249, 247, 0.9);
    font-size: 0.58rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(26, 23, 20, 0.42);
    font-weight: 650;
}

.pr-knowledge-hub__coming-title {
    margin: 0;
    font-size: clamp(0.98rem, 1.15vw, 1.05rem);
    line-height: 1.25;
    letter-spacing: -0.02em;
    font-weight: 650;
}

.pr-knowledge-hub__coming-copy {
    margin: 0;
    font-size: 0.84rem;
    line-height: 1.58;
    color: rgba(26, 23, 20, 0.52);
}

.pr-knowledge-hub__bridge {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(16rem, 0.8fr);
    gap: clamp(1.25rem, 3vw, 2rem);
    align-items: start;
}

.pr-knowledge-hub__bridge-title {
    margin: 0 0 0.75rem;
    max-width: 22ch;
    font-size: clamp(1.65rem, 2.8vw, 2.35rem);
    line-height: 1.08;
    letter-spacing: -0.035em;
    font-weight: 650;
}

.pr-knowledge-hub__bridge-lead {
    margin: 0 0 1rem;
    max-width: 36rem;
    font-size: 0.96rem;
    line-height: 1.62;
    color: var(--pr-muted, rgba(26, 23, 20, 0.58));
}

.pr-knowledge-hub__bridge-list {
    margin: 0 0 1.35rem;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.55rem;
}

.pr-knowledge-hub__bridge-list li {
    position: relative;
    padding-left: 1rem;
    font-size: 0.88rem;
    line-height: 1.55;
    color: rgba(26, 23, 20, 0.62);
}

.pr-knowledge-hub__bridge-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 0.35rem;
    height: 0.35rem;
    border-radius: 999px;
    background: var(--pr-accent, #ff6100);
}

.pr-knowledge-hub__bridge-panel {
    padding: clamp(1.1rem, 2.2vw, 1.35rem);
    border: 1px solid rgba(255, 97, 0, 0.16);
    border-radius: 1rem;
    background: linear-gradient(165deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 248, 242, 0.94) 100%);
    box-shadow: 0 18px 44px rgba(255, 97, 0, 0.06);
}

.pr-knowledge-hub__panel-label {
    margin: 0 0 0.85rem;
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255, 97, 0, 0.88);
    font-weight: 650;
}

.pr-knowledge-hub__levels {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.42rem;
}

.pr-knowledge-hub__levels li {
    font-size: 0.8rem;
    line-height: 1.45;
    color: rgba(26, 23, 20, 0.58);
}

.pr-knowledge-hub__levels strong {
    display: inline-block;
    min-width: 1.65rem;
    color: var(--pr-ink, #1a1714);
    font-weight: 700;
}

.pr-knowledge-hub__panel-note {
    margin: 0.85rem 0 0;
    padding-top: 0.85rem;
    border-top: 1px solid rgba(26, 23, 20, 0.06);
    font-size: 0.76rem;
    line-height: 1.5;
    color: rgba(26, 23, 20, 0.44);
}

@media (max-width: 900px) {
    .pr-knowledge-hub__bridge {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .pr-knowledge-hub__coming-grid {
        grid-template-columns: 1fr;
    }

    .pr-knowledge-hub__display {
        max-width: none;
    }
}