:root {
    --primary: #28a745; /* Verde Servsolda */
    --primary-dark: #1e7e34;
    --primary-light: #d4edda;
    --secondary: #6c757d;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #17a2b8;
    --light: #f8f9fa;
    --dark: #343a40;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: var(--gray-100);
    color: var(--dark);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Layout */
#app {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    width: 100%;
}

/* Header */
header {
    background-color: var(--white);
    padding: 0.75rem 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 35px;
    object-fit: contain;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    gap: 0.5rem;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

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

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

/* Views */
.view {
    display: none;
    padding: 1.5rem 0;
}

.view.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Login View */
.login-card {
    background: var(--white);
    max-width: 400px;
    margin: 4rem auto;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.login-card h1 {
    margin-bottom: 1.5rem;
    color: var(--dark);
    font-size: 1.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--secondary);
    font-size: 0.85rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s;
}

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

/* Hero Section */
.hero-section {
    margin: 1rem 0 2rem;
    text-align: left;
}

.hero-section h1 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.hero-section p {
    color: var(--secondary);
}

.hero-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.hero-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    flex-direction: column;
    align-items: center; /* CENTRALIZADO */
    text-align: center;   /* CENTRALIZADO */
    border: 1px solid transparent;
}

.hero-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.hero-icon {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.hero-card h3 {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.hero-card p {
    color: var(--secondary);
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Cards & Forms */
.card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.client-alert {
    margin-top: 0.5rem;
    padding: 0.75rem;
    border-radius: 8px;
    font-weight: 600;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-size: 0.9rem;
}

/* Filter Grid */
.filter-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* History List */
.history-item {
    background: var(--white);
    margin-bottom: 1rem;
    padding: 1rem;
    border-radius: 10px;
    border-left: 4px solid var(--primary);
    box-shadow: var(--shadow);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.history-info h4 {
    margin-bottom: 0.25rem;
}

.history-info p {
    font-size: 0.8rem;
    color: var(--secondary);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.badge {
    padding: 0.25rem 0.6rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-adm { background: #fff3e0; color: #ef6c00; }
.badge-user { background: #e8f5e9; color: #2e7d32; }

/* Toasts & Custom Alerts */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--white);
    padding: 1rem 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    animation: slideInRight 0.3s ease-out;
    border-left: 6px solid var(--primary);
}

.toast.error { border-left-color: var(--danger); }
.toast.success { border-left-color: var(--success); }

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.confirm-modal-content {
    text-align: center;
}

.confirm-modal-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

/* Mobile optimizations */
@media (max-width: 768px) {
    .toast-container {
        top: auto;
        bottom: 20px;
        left: 20px;
        right: 20px;
    }
    
    .toast {
        min-width: auto;
    }
}
    .hide-mobile {
        display: none;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
    }
    
    .login-card {
        margin: 2rem 1rem;
    }
    
    .btn {
        width: 100%;
        padding: 1rem;
    }
}