/* GuiDev Studio — componentes hub comercial (Fase 2A) */

.hub-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid rgba(0, 212, 255, 0.28);
    background: rgba(0, 212, 255, 0.1);
    color: #83e9ff;
    font-weight: 700;
    font-size: 0.92rem;
    margin-bottom: 1.1rem;
}

.hub-micro {
    margin-top: 1rem;
    color: #9fb4c4;
    font-size: 0.95rem;
}

.hub-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.hub-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.hub-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
}

.hub-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 18px;
    padding: 1.6rem;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.hub-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 212, 255, 0.45);
    box-shadow: 0 14px 28px rgba(0, 212, 255, 0.12);
}

.hub-card h3 {
    color: #ffffff;
    font-size: 1.25rem;
    margin-bottom: 0.65rem;
}

.hub-card p,
.hub-card li {
    color: #a8b9c7;
}

.hub-card ul {
    margin: 0.75rem 0 0;
    padding-left: 1.1rem;
}

.hub-card .price-tag,
.hub-price {
    display: inline-flex;
    margin-top: 1rem;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.28);
    color: #e7fbff;
    font-weight: 800;
}

.hub-card-link {
    display: inline-flex;
    margin-top: 1.1rem;
    font-weight: 700;
}

.hub-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.25), rgba(0, 153, 204, 0.15));
    border: 1px solid rgba(0, 212, 255, 0.3);
    color: #00d4ff;
    font-weight: 800;
    font-family: 'JetBrains Mono', monospace;
}

.authority-section,
.hub-section,
.proof-hub,
.recurrence-hub,
.diag-section {
    padding: 88px 0;
}

.authority-section {
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.proof-badge {
    display: inline-flex;
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.proof-badge.case {
    background: rgba(0, 212, 255, 0.12);
    color: #7be6ff;
    border: 1px solid rgba(0, 212, 255, 0.25);
}

.proof-badge.demo {
    background: rgba(255, 255, 255, 0.06);
    color: #c5d4df;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.proof-badge.soon {
    background: rgba(255, 180, 84, 0.12);
    color: #ffb454;
    border: 1px solid rgba(255, 180, 84, 0.28);
}

.list-check {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.7rem;
}

.list-check li {
    position: relative;
    padding-left: 1.4rem;
    color: #b7c7d3;
}

.list-check li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.45rem;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #00d4ff;
}

.split-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.split-panel .hub-card h3 {
    font-size: 1.15rem;
}

.faq-list {
    display: grid;
    gap: 0.85rem;
    max-width: 900px;
    margin: 0 auto;
}

.faq-item-acc {
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.04);
    overflow: hidden;
}

.faq-item-acc button {
    width: 100%;
    text-align: left;
    background: transparent;
    border: 0;
    color: #ffffff;
    font-family: inherit;
    font-size: 1.05rem;
    font-weight: 700;
    padding: 1.1rem 1.25rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
}

.faq-item-acc button span.icon {
    color: #00d4ff;
    font-family: 'JetBrains Mono', monospace;
}

.faq-item-acc .faq-panel {
    display: none;
    padding: 0 1.25rem 1.15rem;
    color: #a8b9c7;
}

.faq-item-acc.open .faq-panel {
    display: block;
}

.diag-layout {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 2rem;
    align-items: start;
}

.diag-form {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 1.75rem;
}

.diag-form h3 {
    color: #fff;
    margin-bottom: 1.25rem;
}

.diag-form .form-group {
    margin-bottom: 1rem;
}

.diag-form label {
    display: block;
    margin-bottom: 0.4rem;
    color: #dce8f0;
    font-weight: 600;
}

.diag-form input,
.diag-form select,
.diag-form textarea {
    width: 100%;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(0, 0, 0, 0.28);
    color: #ffffff;
    font-family: inherit;
    font-size: 1rem;
}

.diag-form textarea {
    resize: vertical;
    min-height: 140px;
}

.diag-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.9rem;
}

.diag-form .privacy-note {
    font-size: 0.9rem;
    color: #9fb4c4;
    margin: 0.75rem 0 1rem;
}

.hidden-netlify {
    position: absolute;
    left: -10000px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-bottom: 1.75rem;
    justify-content: center;
}

.portfolio-filters span {
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.04);
    color: #d7e6ef;
    font-size: 0.9rem;
    font-weight: 600;
}

.nav-menu .cta-button {
    white-space: nowrap;
}

button.nav-toggle {
    background: transparent;
    border: 0;
    padding: 0;
    font: inherit;
    color: inherit;
}

.page-hero.hub-page-hero {
    padding: 140px 0 70px;
}

.include-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

@media (max-width: 980px) {
    .hub-grid-4,
    .hub-grid-3,
    .hub-grid-2,
    .split-panel,
    .diag-layout,
    .include-grid,
    .diag-form .form-row {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }
}

@media (max-width: 620px) {
    .authority-section,
    .hub-section,
    .proof-hub,
    .recurrence-hub,
    .diag-section {
        padding: 64px 0;
    }

    .hub-card,
    .diag-form {
        padding: 1.25rem;
    }

    .hero-buttons .btn,
    .cta-buttons .btn {
        width: 100%;
    }
}