/* ==========================================================
   Espaces Acheteurs / Professionnels / Portail
   ========================================================== */

/* Portail principal */
.portal-space {
    min-height: 100vh;
    background:
        radial-gradient(
            circle at 85% 10%,
            rgba(82, 183, 136, .28),
            transparent 28%
        ),
        linear-gradient(135deg, #0e3550, #184e77);
}

.portal-page {
    width: min(1120px, 92vw);
    margin: 0 auto;
    padding: clamp(42px, 8vh, 90px) 0;
}

.portal-hero {
    color: #fff;
    text-align: center;
}

.portal-brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 52px;
    font-size: 1.2rem;
}

.portal-brand .brand-mark {
    flex: 0 0 auto;
}

.portal-hero .eyebrow {
    color: #81d4ad;
}

.portal-hero h1 {
    margin: 8px 0 16px;
    font-size: clamp(38px, 5vw, 68px);
    line-height: 1.02;
}

.portal-intro {
    max-width: 720px;
    margin: 0 auto 34px;
    color: rgba(255, 255, 255, .82);
    font-size: 1.12rem;
    line-height: 1.65;
}

.portal-choices {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
    text-align: left;
}

.portal-choice {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: 290px;
    padding: 34px;
    color: var(--ink);
    background: #fff;
    border-radius: 22px;
    text-decoration: none;
    box-shadow: 0 24px 70px rgba(0, 0, 0, .22);
    transition:
        transform .18s ease,
        box-shadow .18s ease;
}

.portal-choice:hover {
    transform: translateY(-6px);
    box-shadow: 0 30px 82px rgba(0, 0, 0, .28);
}

.portal-choice strong {
    display: block;
    font-size: 1.65rem;
}

.portal-choice span:not(.choice-icon) {
    color: var(--muted);
    line-height: 1.6;
}

.portal-choice em {
    margin-top: auto;
    color: var(--brand);
    font-style: normal;
    font-weight: 850;
}

.choice-icon {
    display: block;
    color: var(--brand);
    font-size: 3rem;
    line-height: 1;
}

.buyer-choice {
    border-top: 6px solid var(--accent);
}

.pro-choice {
    border-top: 6px solid var(--brand);
}

/* Accueils des espaces */
.buyer-hero {
    background:
        radial-gradient(
            circle at 83% 20%,
            rgba(82, 183, 136, .45),
            transparent 30%
        ),
        linear-gradient(135deg, #123e5b, #19705c);
}

.pro-public-hero {
    background:
        radial-gradient(
            circle at 82% 18%,
            rgba(82, 183, 136, .22),
            transparent 28%
        ),
        linear-gradient(135deg, #1f2937, #184e77);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 22px;
}

.buyer-features {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.buyer-features article {
    padding: 24px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
}

.buyer-features strong,
.buyer-features span {
    display: block;
}

.buyer-features span {
    margin-top: 8px;
    color: var(--muted);
    line-height: 1.5;
}

@media (max-width: 900px) {
    .portal-choices,
    .buyer-features {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 650px) {
    .portal-page {
        padding-top: 34px;
    }

    .portal-brand {
        margin-bottom: 34px;
    }

    .portal-choices,
    .buyer-features {
        grid-template-columns: 1fr;
    }

    .portal-choice {
        min-height: 245px;
        padding: 26px;
    }
}