/* ===== VARIÁVEIS MODERNAS ===== */
:root {
    --primary: #4361ee;
    --primary-dark: #3a56d4;
    --primary-light: #eef2ff;
    --secondary: #7209b7;
    --accent: #f72585;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #1f2937;
    --light: #f8fafc;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== NAVBAR MODERNO ===== */
.navbar-modern {
    background: white;
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

/* Brand/Logo */
.brand-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-logo {
    height: 2rem;
    width: auto;
}

.brand-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Navigation Links */
.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 auto;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem !important;
    color: var(--gray-600) !important;
    font-weight: 500;
    border-radius: var(--radius);
    transition: var(--transition);
    text-decoration: none;
}

.nav-link:hover {
    color: var(--primary) !important;
    background: var(--primary-light);
    transform: translateY(-1px);
}

.nav-link.active {
    color: var(--primary) !important;
    background: var(--primary-light);
    font-weight: 600;
}

.nav-link i {
    width: 1rem;
    text-align: center;
}

/* User Menu */
.navbar-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-menu {
    position: relative;
}

.user-trigger {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.75rem;
    background: none;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    color: var(--gray-700);
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
}

.user-trigger:hover {
    background: var(--gray-100);
    border-color: var(--gray-300);
}

.user-avatar {
    color: var(--primary);
    font-size: 1.25rem;
}

.user-name {
    font-size: 0.875rem;
}

.dropdown-arrow {
    font-size: 0.75rem;
    color: var(--gray-400);
    transition: var(--transition);
}

.user-trigger[aria-expanded="true"] .dropdown-arrow {
    transform: rotate(180deg);
}

/* User Dropdown Menu */
.user-dropdown-menu {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 0;
    min-width: 16rem;
    margin-top: 0.5rem !important;
}

.user-info {
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.user-info .user-name {
    font-weight: 600;
    font-size: 1rem;
    color: white;
}

.user-info .user-email {
    font-size: 0.875rem;
    opacity: 0.8;
    color: white;
}

.user-dropdown-menu .dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    color: var(--gray-700);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.user-dropdown-menu .dropdown-item:hover {
    background: var(--primary-light);
    color: var(--primary);
    transform: translateX(4px);
}

.user-dropdown-menu .dropdown-item i {
    width: 1rem;
    text-align: center;
}

.user-dropdown-menu .logout-item {
    color: var(--danger);
}

.user-dropdown-menu .logout-item:hover {
    background: #fef2f2;
    color: var(--danger);
}

.dropdown-divider {
    border-top: 1px solid var(--gray-200);
    margin: 0.25rem 0;
}

/* Auth Buttons */
.auth-buttons {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.btn-link {
    color: var(--gray-600) !important;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: var(--transition);
}

.btn-link:hover {
    color: var(--primary) !important;
    background: var(--primary-light);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    color: white;
    font-weight: 500;
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius);
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

/* ===== RESPONSIVIDADE AVANÇADA ===== */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: white;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-lg);
        margin-top: 1rem;
        padding: 1.5rem;
        border: 1px solid var(--gray-200);
    }
    
    .nav-links {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
        margin-bottom: 1.5rem;
    }
    
    .nav-link {
        justify-content: flex-start;
        width: 100%;
        padding: 0.75rem 1rem !important;
    }
    
    .navbar-actions {
        width: 100%;
        flex-direction: column;
        gap: 1rem;
    }
    
    .auth-buttons {
        width: 100%;
        flex-direction: column;
    }
    
    .auth-buttons .btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
    
    .user-trigger {
        width: 100%;
        justify-content: space-between;
    }
    
    .user-dropdown-menu {
        position: static !important;
        transform: none !important;
        width: 100%;
        margin-top: 0.5rem !important;
    }
}

@media (max-width: 575.98px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .brand-text {
        font-size: 1.1rem;
    }
    
    .navbar-toggler {
        padding: 0.25rem 0.5rem;
        border: 1px solid var(--gray-300);
    }
}

/* ===== BOTÕES PADRONIZADOS ===== */
.btn {
    border-radius: var(--radius);
    font-weight: 500;
    transition: var(--transition);
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
    background: var(--gray-200);
    color: var(--gray-800);
}

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

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

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-outline-primary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

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

/* ===== SISTEMA DE MENSAGENS PROFISSIONAL ===== */
.messages-overlay {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 9999;
    max-width: 400px;
    width: 100%;
}

.messages-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.message-toast {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--gray-400);
    overflow: hidden;
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-height: 0;
    margin-bottom: 0;
}

.message-toast.show {
    transform: translateX(0);
    opacity: 1;
    max-height: 200px;
    margin-bottom: 10px;
}

.message-content {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    position: relative;
}

.message-icon {
    font-size: 1.25rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.message-text {
    flex: 1;
    min-width: 0;
}

.message-title {
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 2px;
    line-height: 1.2;
}

.message-body {
    font-size: 0.875rem;
    color: var(--gray-700);
    line-height: 1.4;
}

.message-close {
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius);
    transition: var(--transition);
    flex-shrink: 0;
    margin-top: 2px;
}

.message-close:hover {
    background: var(--gray-100);
    color: var(--gray-600);
}

.message-progress {
    height: 3px;
    width: 100%;
    background: var(--gray-200);
    transform-origin: left;
    transform: scaleX(0);
}

@keyframes progress {
    to {
        transform: scaleX(1);
    }
}

/* Cores específicas para cada tipo de mensagem */
.message-success {
    border-left-color: var(--success);
}

.message-success .message-icon {
    color: var(--success);
}

.message-success .message-title {
    color: var(--success);
}

.message-success .message-progress {
    background: var(--success);
}

.message-error, .message-danger {
    border-left-color: var(--danger);
}

.message-error .message-icon,
.message-danger .message-icon {
    color: var(--danger);
}

.message-error .message-title,
.message-danger .message-title {
    color: var(--danger);
}

.message-error .message-progress,
.message-danger .message-progress {
    background: var(--danger);
}

.message-warning {
    border-left-color: var(--warning);
}

.message-warning .message-icon {
    color: var(--warning);
}

.message-warning .message-title {
    color: var(--warning);
}

.message-warning .message-progress {
    background: var(--warning);
}

.message-info {
    border-left-color: var(--primary);
}

.message-info .message-icon {
    color: var(--primary);
}

.message-info .message-title {
    color: var(--primary);
}

.message-info .message-progress {
    background: var(--primary);
}

/* Responsividade para mensagens */
@media (max-width: 768px) {
    .messages-overlay {
        top: 70px;
        right: 10px;
        left: 10px;
        max-width: none;
    }
    
    .message-toast {
        max-width: none;
    }
    
    .message-content {
        padding: 14px;
    }
    
    .message-icon {
        font-size: 1.125rem;
    }
    
    .message-title {
        font-size: 0.8125rem;
    }
    
    .message-body {
        font-size: 0.8125rem;
    }
}

@media (max-width: 480px) {
    .messages-overlay {
        top: 60px;
        right: 8px;
        left: 8px;
    }
    
    .message-content {
        padding: 12px;
        gap: 10px;
    }
    
    .message-icon {
        font-size: 1rem;
    }
}

/* Animações de entrada suaves */
@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(400px);
        opacity: 0;
    }
}

/* Garantir que o main não seja afetado pelas mensagens */
main {
    position: relative;
    z-index: 1;
}