/* === Login Page - Professional Layout === */
.login-page {
    display: flex;
    min-height: 100vh;
}

/* Left branding panel */
.login-brand {
    flex: 1;
    background: linear-gradient(135deg, #e8ecf1 0%, #f0f2f5 40%, #e4e8ed 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    position: relative;
    overflow: hidden;
}

.login-brand::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(46,204,64,0.08) 0%, transparent 70%);
}

.login-brand::after {
    content: '';
    position: absolute;
    bottom: -15%;
    left: -5%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(25,118,210,0.06) 0%, transparent 70%);
}

.login-brand-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 480px;
}

.login-brand-logo {
    width: 100%;
    max-width: 420px;
    height: auto;
    margin-bottom: 24px;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.08));
}

.login-brand-tagline {
    font-size: 1rem;
    color: #4A5568;
    line-height: 1.6;
    font-weight: 400;
    letter-spacing: 0.2px;
}

.login-brand-tagline strong {
    color: #2D3748;
    font-weight: 600;
}

/* Right form panel */
.login-form-panel {
    width: 480px;
    min-width: 380px;
    background: var(--surface);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px;
    box-shadow: -4px 0 24px rgba(0,0,0,0.04);
}

.login-form-container {
    width: 100%;
    max-width: 340px;
}

.login-form-header {
    margin-bottom: 36px;
}

.login-form-header h1 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
}

.login-form-header p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.login-form-container .form-group {
    margin-bottom: 22px;
}

.login-form-container .form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.login-form-container .form-control {
    padding: 12px 16px;
    font-size: 0.92rem;
    border: 1.5px solid var(--border);
    border-radius: 6px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.login-form-container .form-control:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(46,204,64,0.12);
}

.login-form-container .btn-login {
    width: 100%;
    padding: 12px;
    font-size: 0.95rem;
    font-weight: 700;
    border: none;
    border-radius: 6px;
    background: linear-gradient(135deg, #2ECC40 0%, #27ae36 100%);
    color: #fff;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.2s;
    letter-spacing: 0.3px;
}

.login-form-container .btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(46,204,64,0.3);
}

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

.login-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 20px 0;
    color: var(--text-secondary);
    font-size: 0.78rem;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.login-footer {
    text-align: center;
    margin-top: 24px;
}

.login-footer a {
    font-size: 0.82rem;
    color: var(--primary-blue);
    font-weight: 500;
    transition: color 0.15s;
}

.login-footer a:hover {
    color: #1565C0;
}

.login-error {
    background: #FFF5F5;
    border: 1px solid #FED7D7;
    border-left: 3px solid var(--danger);
    color: #742A2A;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 0.84rem;
    margin-bottom: 20px;
}

/* Mobile responsive */
@media (max-width: 900px) {
    .login-page {
        flex-direction: column;
    }

    .login-brand {
        padding: 32px 24px 24px;
        min-height: auto;
    }

    .login-brand-logo {
        max-width: 280px;
    }

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

    .login-form-panel {
        width: 100%;
        min-width: auto;
        flex: 1;
        padding: 32px 24px;
        box-shadow: 0 -4px 24px rgba(0,0,0,0.04);
    }
}