/* Reset e Variáveis */
:root {
    --primary-color: #dc2626;
    --primary-dark: #b91c1c;
    --primary-light: #ef4444;
    --secondary-color: #1f2937;
    --secondary-dark: #111827;
    --accent-color: #f59e0b;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #111827;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    color: var(--text-primary);
}

/* Container Principal */
.login-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.login-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--bg-primary);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    min-height: 600px;
}

/* Branding Side */
.login-branding {
    background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--secondary-color) 100%);
    padding: 60px 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.login-branding::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(220, 38, 38, 0.1) 0%, transparent 70%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.brand-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}

.logo-container {
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
}

.logo-icon {
    width: 80px;
    height: 80px;
    color: var(--primary-color);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.brand-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
}

.brand-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    font-weight: 300;
}

.brand-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 50px;
}

.feature-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 1.5rem;
}

/* Form Container */
.login-form-container {
    padding: 60px 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
}

.form-wrapper {
    width: 100%;
    max-width: 400px;
}

.form-header {
    margin-bottom: 40px;
    text-align: center;
}

.form-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Messages */
.messages {
    margin-bottom: 24px;
}

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}

/* Form Groups */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 16px;
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    pointer-events: none;
    z-index: 1;
}

.form-group input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    font-size: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.form-group input::placeholder {
    color: var(--text-light);
}

.password-toggle {
    position: absolute;
    right: 16px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: var(--primary-color);
}

.eye-icon {
    width: 20px;
    height: 20px;
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    font-size: 0.9rem;
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    cursor: pointer;
    color: var(--text-secondary);
    user-select: none;
}

.checkbox-wrapper input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    margin-right: 8px;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.forgot-password:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Login Button */
.btn-login {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    font-family: inherit;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
}

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

.btn-icon {
    width: 20px;
    height: 20px;
}

/* Form Footer */
.form-footer {
    margin-top: 32px;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.form-footer a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.whatsapp-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #25D366 !important;
    font-weight: 600;
}

.whatsapp-link:hover {
    color: #20BA5A !important;
    text-decoration: none;
}

.whatsapp-link svg {
    transition: transform 0.3s ease;
}

.whatsapp-link:hover svg {
    transform: scale(1.1);
}

/* Responsive */
@media (max-width: 968px) {
    .login-wrapper {
        grid-template-columns: 1fr;
    }

    .login-branding {
        padding: 40px 30px;
        min-height: 300px;
    }

    .brand-title {
        font-size: 2rem;
    }

    .brand-features {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
        margin-top: 30px;
    }

    .login-form-container {
        padding: 40px 30px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .login-wrapper {
        border-radius: 16px;
    }

    .login-branding,
    .login-form-container {
        padding: 30px 20px;
    }

    .brand-title {
        font-size: 1.75rem;
    }

    .form-header h2 {
        font-size: 1.5rem;
    }
}