:root {
    --rk-bg: #f7f9fc;
    --rk-card: #ffffff;
    --rk-muted: #64748b; /* slate-500 */
    --rk-text: #0f172a; /* slate-900 */
    --rk-accent: #2563eb; /* blue-600 */
    --rk-accent-2: #16a34a; /* green-600 */
    --rk-border: #e5e7eb; /* gray-200 */
    --rk-chip: #eef2ff; /* indigo-50 */
    --rk-avatar-bg: #eff6ff; /* blue-50 */
    --rk-shadow: 0 6px 20px rgba(15, 23, 42, .06);
}

.rk-wrapper {
    color: var(--rk-text);
    min-height: 100vh;
}

.rk-title {
    font-size: clamp(1.6rem, 2.8vw, 2.4rem);
    line-height: 1.2;
    font-weight: 100;
    letter-spacing: .2px;
    margin: 0 0 8px;
    background: linear-gradient(90deg, #0f172a, #334155);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.rk-subtitle {
    color: var(--rk-muted);
    margin: 0 auto;
    max-width: 900px;
    font-size: clamp(.95rem, 1.4vw, 1.05rem);
}

/* Estados vazios */
.rk-empty,
.rk-empty-people {
    background: var(--rk-card);
    border: 1px solid var(--rk-border);
    border-radius: 14px;
    padding: 20px;
    text-align: center;
    color: var(--rk-muted);
    box-shadow: var(--rk-shadow);
}

/* Grid de certificados */
.rk-cert-grid {
    max-width: 1200px;
    margin: 24px auto 0 auto;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: clamp(14px, 2vw, 20px);
}

.rk-cert-card {
    grid-column: span 12;
}

/* Cabeçalho do certificado */
.rk-cert-head {
    display: grid;
    gap: 6px;
    margin-bottom: 14px;
}

.rk-cert-title {
    margin: 0;
    font-weight: 800;
    font-size: clamp(1.05rem, 1.8vw, 1.2rem);
    color: #0f172a;
}

.rk-course {
    margin: 0;
    color: var(--rk-muted);
    font-size: .95rem;
}

/* Badges */
.rk-badges {
    margin-top: 6px;
}

.rk-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--rk-chip);
    color: #373d52;
    border: 1px solid var(--rk-border);
    border-radius: 999px;
    padding: 6px 10px;
    font-size: .85rem;
}

.rk-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--rk-accent-2);
    box-shadow: 0 0 0 2px rgba(22,163,74,.15);
}

/* Lista de pessoas */
.rk-people-grid {
    list-style: none;
    padding: 0;
    margin: 10px 0 0 0;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 10px;
}

.rk-person {
    grid-column: span 12;
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 10px;
    align-items: center;
    background: #ffffff;
    border: 1px solid var(--rk-border);
    border-radius: 12px;
    padding: 10px;
}

@media (min-width: 640px) {
    .rk-person {
        grid-column: span 12;
    }
}

@media (min-width: 920px) {
    .rk-person {
        grid-column: span 6;
    }
}

@media (min-width: 1200px) {
    .rk-person {
        grid-column: span 6;
    }
}

/* Avatar com iniciais */
.rk-avatar {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: radial-gradient(100% 100% at 50% 30%, #e0f2fe, var(--rk-avatar-bg));
    border: 1px solid var(--rk-border);
    color: #1e293b;
    font-weight: 800;
    letter-spacing: .5px;
    text-transform: uppercase;
}

/* Texto pessoa e links */
.rk-person-info {
    min-width: 0;
}

.rk-person-name {
    display: block;
    font-weight: 700;
    font-size: .98rem;
    line-height: 1.2;
    margin: 0 0 4px 0;
    color: #0f172a;
}

.rk-links {
    display: flex;
    align-items: center;
    gap: 10px;
}

.rk-linkedin {
    --hover: rgba(37, 99, 235, .08);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .88rem;
    text-decoration: none;
    color: #0a66c2;
    background: #f0f6ff;
    border: 1px solid #e0e7ff;
    padding: 6px 10px;
    border-radius: 999px;
    transition: background .2s ease, transform .05s ease, border-color .2s ease;
}

    .rk-linkedin:hover {
        background: var(--hover);
        border-color: #bfd3ff;
        transform: translateY(-1px);
    }

.rk-li-ico {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

/* Print amigável: remove gradientes e sombras para economizar tinta */
@media print {
    .rk-wrapper {
        background: #fff !important;
        padding: 12px;
    }

    .rk-cert-card,
    .rk-empty,
    .rk-empty-people {
        box-shadow: none !important;
    }

    .rk-linkedin {
        border-color: #ccc;
        background: #fff;
        color: #0a66c2;
    }
}

.certificate {
    width: 15px;

}