/**
 * Login — layout SaaS split-screen (reutiliza tokens de panel.css)
 */

body.login-body {
    background: var(--bg-main);
    min-height: 100vh;
    display: flex;
    align-items: stretch;
    justify-content: center;
    overflow-x: hidden;
}

.login-split {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

.login-brand-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-10);
    background: linear-gradient(145deg, var(--primary-dark) 0%, var(--primary) 45%, var(--inst-green) 100%);
    color: var(--text-light);
    position: relative;
    overflow: hidden;
}

.login-brand-panel::before,
.login-brand-panel::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.25;
}

.login-brand-panel::before {
    width: 400px;
    height: 400px;
    background: #fff;
    top: -100px;
    right: -80px;
}

.login-brand-panel::after {
    width: 300px;
    height: 300px;
    background: var(--inst-orange);
    bottom: -80px;
    left: -60px;
}

.login-brand-content {
    position: relative;
    z-index: 1;
    max-width: 420px;
    text-align: center;
}

.login-brand-logo {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    padding: 12px;
    margin: 0 auto var(--space-6);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.login-brand-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.login-brand-content h1 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: var(--space-3);
    letter-spacing: -0.02em;
}

.login-brand-content p {
    font-size: 16px;
    opacity: 0.9;
    line-height: 1.6;
    margin-bottom: var(--space-8);
}

.login-brand-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    text-align: left;
}

.login-brand-feature {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 14px;
    opacity: 0.95;
}

.login-brand-feature i {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.login-form-panel {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    background: linear-gradient(165deg, #f0f7ff 0%, #ffffff 50%, #f0fdf4 100%);
    position: relative;
}

.login-form-panel::before {
    content: '';
    position: absolute;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(22, 163, 74, 0.06));
    filter: blur(40px);
    top: 10%;
    right: 5%;
    pointer-events: none;
}

.login-container {
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
}

.login-card {
    background: var(--surface);
    padding: var(--space-10) var(--space-8);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    position: relative;
    animation: cardEnter 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--inst-green) 50%, var(--inst-orange) 100%);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.login-card-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.login-card-header h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--space-2);
}

.login-card-header p {
    color: var(--text-gray);
    font-size: 14px;
}

.login-card .form-group {
    margin-bottom: var(--space-5);
}

.login-card .form-label {
    margin-bottom: var(--space-2);
}

.login-card .input-with-icon input {
    padding: 14px 14px 14px 44px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 15px;
    background: var(--surface-elevated);
    width: 100%;
}

.login-card .input-with-icon i.field-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-gray);
    font-size: 15px;
    pointer-events: none;
}

.login-btn {
    width: 100%;
    padding: 14px;
    margin-top: var(--space-2);
}

.login-error {
    margin-bottom: var(--space-5);
}

.login-footer {
    text-align: center;
    margin-top: var(--space-6);
    padding-top: var(--space-5);
    border-top: 1px solid var(--border);
    color: var(--text-gray);
    font-size: 13px;
}

.security-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: var(--space-3);
    font-size: 12px;
    color: var(--success);
}

@keyframes cardEnter {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.985);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@media (max-width: 900px) {
    .login-split {
        flex-direction: column;
    }

    .login-brand-panel {
        padding: var(--space-8) var(--space-6);
        min-height: auto;
    }

    .login-brand-content h1 {
        font-size: 24px;
    }

    .login-brand-features {
        display: none;
    }

    .login-form-panel {
        padding: var(--space-6) var(--space-5);
    }
}

@media (max-width: 480px) {
    .login-card {
        padding: var(--space-8) var(--space-5);
    }

    .login-card-header h2 {
        font-size: 20px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .login-card {
        animation: none;
    }
}