/* ============================================================
   BEAUTY LUXURY - Componentes Reutilizáveis
   ============================================================ */

/* ============================================================
   BOTÕES
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
    user-select: none;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(255,255,255,0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}
.btn:hover::after { opacity: 1; }

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-glow);
}
.btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--primary-glow);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}
.btn-outline:hover {
    background: var(--primary-bg);
    color: var(--primary-light);
}

.btn-ghost {
    background: var(--glass-bg);
    color: var(--text-primary);
    border-color: var(--glass-border);
    backdrop-filter: blur(8px);
}
.btn-ghost:hover {
    background: var(--glass-bg-strong);
    border-color: var(--glass-border-strong);
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}
.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success);
    color: #fff;
}
.btn-success:hover {
    background: #16a34a;
    transform: translateY(-1px);
}

.btn-sm { padding: 0.5rem 1rem; font-size: var(--text-xs); }
.btn-lg { padding: 1rem 2rem; font-size: var(--text-base); }
.btn-xl { padding: 1.125rem 2.5rem; font-size: var(--text-lg); }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-lg);
}
.btn-icon.btn-sm { width: 32px; height: 32px; }
.btn-icon.btn-lg { width: 48px; height: 48px; }

/* ============================================================
   CARDS (Glassmorphism)
   ============================================================ */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--glass-border-strong);
    box-shadow: var(--glass-shadow-lg);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 600;
}

.card-body { flex: 1; }

.card-footer {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-color);
}

.card-stat {
    text-align: center;
    padding: var(--space-6);
}
.card-stat .stat-value {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}
.card-stat .stat-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-top: var(--space-2);
}
.card-stat .stat-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-bg);
    border-radius: var(--radius-lg);
    margin: 0 auto var(--space-3);
    color: var(--primary);
    font-size: var(--text-xl);
}

/* ============================================================
   INPUTS & FORMS
   ============================================================ */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--text-base);
    transition: all var(--transition-fast);
    outline: none;
}

.form-control:focus {
    background: var(--bg-input-focus);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control.is-invalid {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px var(--danger-bg);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238888a0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

select.form-control option {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-hint {
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-top: var(--space-1);
}

.form-error {
    font-size: var(--text-xs);
    color: var(--danger);
    margin-top: var(--space-1);
}

.input-group {
    position: relative;
}

.input-group .form-control {
    padding-left: 2.75rem;
}

.input-group-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    display: flex;
    align-items: center;
}

.input-group-append {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
}

/* ============================================================
   ALERTS / FLASH MESSAGES
   ============================================================ */
.alert {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 500;
    margin-bottom: var(--space-4);
    animation: fadeInDown var(--transition-slow) ease-out;
    border: 1px solid transparent;
}

.alert-success {
    background: var(--success-bg);
    color: var(--success);
    border-color: rgba(34, 197, 94, 0.2);
}

.alert-error {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.2);
}

.alert-warning {
    background: var(--warning-bg);
    color: var(--warning);
    border-color: rgba(245, 158, 11, 0.2);
}

.alert-info {
    background: var(--info-bg);
    color: var(--info);
    border-color: rgba(59, 130, 246, 0.2);
}

/* ============================================================
   BADGE / TAG
   ============================================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    line-height: 1;
}

.badge-primary { background: var(--primary-bg); color: var(--primary); }
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger); }
.badge-info    { background: var(--info-bg);    color: var(--info); }

/* ============================================================
   TABELAS
   ============================================================ */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    background: var(--glass-bg);
    text-align: left;
    white-space: nowrap;
}

.table td {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    border-top: 1px solid var(--border-color);
    vertical-align: middle;
}

.table tbody tr {
    transition: background var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--glass-bg);
}

/* ============================================================
   MODAL
   ============================================================ */
.modal-backdrop,
.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-overlay);
    backdrop-filter: blur(8px);
    z-index: var(--z-modal-backdrop);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    animation: fadeIn var(--transition-fast);
}

.modal-backdrop.active,
.modal-overlay[style*="display: flex"],
.modal-overlay.active {
    display: flex !important;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--glass-shadow-lg);
    animation: scaleIn var(--transition-spring);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-size: 20px;
    line-height: 1;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.modal-close:hover {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.3);
    transform: rotate(90deg);
}

.modal-body {
    padding: var(--space-6);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--border-color);
}

/* ============================================================
   AVATAR
   ============================================================ */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--glass-border);
}
.avatar-sm { width: 32px; height: 32px; }
.avatar-lg { width: 56px; height: 56px; }
.avatar-xl { width: 72px; height: 72px; }

.avatar-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 700;
    font-family: var(--font-heading);
}

/* ============================================================
   LOADING SPINNER
   ============================================================ */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-light);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-overlay);
    z-index: var(--z-toast);
}

/* ============================================================
   RESPONSIVE GRID
   ============================================================ */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}