.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    width: 100vw;
    background-color: var(--sokuree-bg-main);
    background: linear-gradient(135deg, var(--sokuree-bg-sidebar) 0%, var(--sokuree-brand-primary) 100%);
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: var(--sokuree-radius-lg);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.brand-logo {
    display: inline-flex;
    padding: 1rem;
    background-color: var(--sokuree-bg-sidebar);
    color: var(--sokuree-text-inverse);
    border-radius: var(--sokuree-radius-md);
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.login-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--sokuree-text-primary);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--sokuree-text-secondary);
    font-size: 0.875rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--sokuree-text-primary);
}

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

.input-icon {
    position: absolute;
    left: 1rem;
    color: var(--sokuree-text-secondary);
    pointer-events: none;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.75rem;
    border: 1px solid var(--sokuree-border-color);
    border-radius: var(--sokuree-radius-md);
    font-size: 0.9rem;
    transition: all 0.2s;
    background-color: var(--sokuree-bg-card);
}

.form-group input:focus {
    outline: none;
    border-color: var(--sokuree-brand-primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.login-btn {
    margin-top: 1rem;
    padding: 0.875rem;
    background-color: var(--sokuree-bg-sidebar);
    color: white;
    font-weight: 600;
    border-radius: var(--sokuree-radius-md);
    font-size: 1rem;
    letter-spacing: 0.025em;
    transition: all 0.2s;
}

.login-btn:hover {
    background-color: #1e293b;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.error-message {
    color: #ef4444;
    font-size: 0.875rem;
    text-align: center;
    background-color: rgba(239, 68, 68, 0.1);
    padding: 0.75rem;
    border-radius: var(--sokuree-radius-sm);
}

.login-footer {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--sokuree-text-secondary);
}