.btn {
    background-color: var(--accent-green);
    color: #0d0d12;
    border: none;
    padding: 10px 18px;
    border-radius: 6px;
    font-size: 0.9em;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
}
.btn:hover { opacity: 0.85; }
.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}
.btn-secondary:hover { background-color: var(--hover-bg); }
.btn-danger {
    background-color: transparent;
    color: var(--accent-red);
    border: 1px solid var(--accent-red);
}
.btn-danger:hover { background-color: rgba(231,76,60,0.1); }
.btn-sm { padding: 6px 12px; font-size: 0.8em; }
.btn-icon {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    font-size: 1.1em;
    width: 38px;
    height: 38px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s;
}
.btn-icon:hover { background-color: var(--hover-bg); border-color: var(--accent-green); }

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
}
.card h3 { font-size: 1em; font-weight: 500; margin-bottom: 15px; color: var(--text-main); }

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
    margin-bottom: 15px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
    font-size: 0.8em;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.form-group input,
.form-group select {
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 10px 12px;
    border-radius: 6px;
    font-size: 0.95em;
    font-family: inherit;
}
.form-group input:focus,
.form-group select:focus { outline: none; border-color: var(--accent-green); }

table { width: 100%; border-collapse: collapse; font-size: 0.9em; }
th {
    text-align: left;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.8em;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-color);
}
td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
}
table:not(.preview-tabla) tr:hover td { background-color: var(--hover-bg); }

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75em;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.badge-green { background-color: rgba(46,204,113,0.15); color: var(--accent-green); }
.badge-yellow { background-color: rgba(241,196,15,0.15); color: var(--accent-yellow); }
.badge-red { background-color: rgba(231,76,60,0.15); color: var(--accent-red); }
.badge-blue { background-color: rgba(52,152,219,0.15); color: var(--accent-blue); }
.badge-gray { background-color: rgba(149,165,166,0.15); color: var(--text-muted); }
.badge-purple { background-color: rgba(155,89,182,0.15); color: var(--accent-purple); }

.empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-dim);
    font-size: 0.9em;
}

.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background-color: rgba(0,0,0,0.7);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}
.modal-overlay.active { display: flex; }
.modal {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 25px;
    max-width: 520px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}
.modal.wide { max-width: 900px; }
.modal h3 {
    margin-bottom: 15px;
    font-size: 1.1em;
    color: var(--accent-yellow);
}
.modal p {
    color: var(--text-muted);
    margin-bottom: 15px;
    line-height: 1.5;
    font-size: 0.9em;
}
.modal .actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.hint {
    font-size: 0.85em;
    color: var(--text-muted);
    margin-bottom: 15px;
    line-height: 1.5;
    padding: 12px 15px;
    background-color: rgba(52,152,219,0.08);
    border-left: 3px solid var(--accent-blue);
    border-radius: 4px;
}

.tabs {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}
.tab {
    padding: 10px 20px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 0.9em;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all 0.15s;
}
.tab:hover { color: var(--text-main); }
.tab.active {
    color: var(--accent-green);
    border-bottom-color: var(--accent-green);
}
.tab-content { display: none; }
.tab-content.active { display: block; }