/* =========================================================
   BUTTONS.CSS - Sistema de Botões
   Projeto: MPPE Caatinga Resiste 2026
========================================================= */

/* ===== BOTÃO BASE ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* ===== VARIANTES DE COR ===== */
.btn-primary {
    background: var(--color-primary);
    color: var(--text-light);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
}

.btn-secondary:hover {
    background: var(--border-light);
}

.btn-success {
    background: var(--color-success);
    color: var(--text-light);
}

.btn-warning {
    background: var(--color-warning);
    color: var(--text-primary);
}

.btn-error {
    background: var(--color-error);
    color: var(--text-light);
}

.btn-outline {
    background: transparent;
    border: 1px solid currentColor;
}

/* ===== TAMANHOS ===== */
.btn-xs {
    padding: 2px 6px;
    font-size: var(--font-size-xs);
}

.btn-sm {
    padding: 4px 10px;
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
}

.btn-block {
    width: 100%;
}

/* ===== BOTÕES ESPECÍFICOS DO SISTEMA ===== */
.btn-dash-mun {
    background-color: #0288d1;
    color: white;
    border: none;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: var(--font-size-xs);
    font-weight: bold;
}

.btn-dash-mun:hover {
    background-color: #0277bd;
}

.btn-export-pdf {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: white;
    border-radius: var(--radius-sm);
    padding: 4px 8px;
    font-size: var(--font-size-xs);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: all var(--transition-base);
}

.btn-export-pdf:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

/* ===== BOTÃO TOGGLE SIDEBAR ===== */
.toggle-btn-right {
    position: fixed;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    background: var(--color-primary);
    color: white;
    border: none;
    padding: clamp(8px, 1.5vw, 10px) clamp(10px, 2vw, 15px);
    cursor: pointer;
    font-size: clamp(14px, 2.5vw, 18px);
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    z-index: var(--z-sidebar-right);
    box-shadow: -3px 3px 10px rgba(0, 0, 0, 0.5);
    transition: all var(--transition-slow);
}

.toggle-btn-right:hover {
    background: var(--color-primary-dark);
    padding-right: clamp(12px, 2.5vw, 20px);
}

.toggle-btn-right.open {
    right: clamp(25%, 30%, 35%);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* ===== BOTÃO DE ZOOM EM TABELAS ===== */
.zoom-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: background-color var(--transition-fast);
}

.zoom-btn:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}